33 results
A new model of dry firn-densification constrained by continuous strain measurements near South Pole
- C. Max Stevens, David A. Lilien, Howard Conway, T. J. Fudge, Michelle R. Koutnik, Edwin D. Waddington
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- Journal:
- Journal of Glaciology , First View
- Published online by Cambridge University Press:
- 06 November 2023, pp. 1-15
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Converting measurements of ice-sheet surface elevation change to mass change requires measurements of accumulation and knowledge of the evolution of the density profile in the firn. Most firn-densification models are tuned using measured depth–density profiles, a method which is based on an assumption that the density profile in the firn is invariant through time. Here we present continuous measurements of firn-compaction rates in 12 boreholes near the South Pole over a 2 year period. To our knowledge, these are the first continuous measurements of firn compaction on the Antarctic plateau. We use the data to derive a new firn-densification algorithm framed as a constitutive relationship. We also compare our measurements to compaction rates predicted by several existing firn-densification models. Results indicate that an activation energy of 60 kJ mol−1, a value within the range used by current models, best predicts the seasonal cycle in compaction rates on the Antarctic plateau. Our results suggest models can predict firn-compaction rates with at best 7% uncertainty and cumulative firn compaction on a 2 year timescale with at best 8% uncertainty.
I-O Psychology and Technology: Why Reinvent the Wheel?
- Matt C. Howard, Steven D. Travers, Chad J. Marshall, Joshua E. Cogswell
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- Industrial and Organizational Psychology / Volume 10 / Issue 4 / December 2017
- Published online by Cambridge University Press:
- 22 November 2017, pp. 659-668
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Morelli, Potosky, Arthur, and Tippins (2017) make a timely and appropriate call for authors to create conceptual models of technology in industrial-organizational (I-O) psychology. We agree with their call, but we believe that Morelli et al. overlooked the contributions of related fields that conduct research on technology in the workplace that are already consistent with their call. For this reason, we briefly detail other fields that commonly study the dynamics of technology and its influence on the workplace, followed by a discussion regarding the place of I-O psychology in the broader scheme of technology research. This discussion can aid future authors in conceptualizing appropriate contributions to the study of technology in I-O psychology as well as identifying whether these contributions benefit other fields. Perhaps more importantly, this discussion can help identify where I-O psychology fits in the broader scheme of technology research and which associated fields may be most readily available to aid in the creation of new models—two questions that currently seem unanswered.
Exposure to air pollution and tobacco smoking and their combined effects on depression in six low- and middle-income countries
- Hualiang Lin, Yanfei Guo, Paul Kowal, Collins O. Airhihenbuwa, Qian Di, Yang Zheng, Xing Zhao, Michael G. Vaughn, Steven Howard, Mario Schootman, Aaron Salinas-Rodriguez, Alfred E. Yawson, Perianayagam Arokiasamy, Betty Soledad Manrique-Espinoza, Richard B. Biritwum, Stephen P. Rule, Nadia Minicuci, Nirmala Naidoo, Somnath Chatterji, Zhengmin (Min) Qian, Wenjun Ma, Fan Wu
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- Journal:
- The British Journal of Psychiatry / Volume 211 / Issue 3 / September 2017
- Published online by Cambridge University Press:
- 02 January 2018, pp. 157-162
- Print publication:
- September 2017
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Background
Little is known about the joint mental health effects of air pollution and tobacco smoking in low- and middle-income countries.
AimsTo investigate the effects of exposure to ambient fine particulate matter pollution (PM2.5) and smoking and their combined (interactive) effects on depression.
MethodMultilevel logistic regression analysis of baseline data of a prospective cohort study (n=41785). The 3-year average concentrations of PM2.5 were estimated using US National Aeronautics and Space Administration satellite data, and depression was diagnosed using a standardised questionnaire. Three-level logistic regression models were applied to examine the associations with depression.
ResultsThe odds ratio (OR) for depression was 1.09 (95% CI 1.01–1.17) per 10 μg/m3 increase in ambient PM2.5, and the association remained after adjusting for potential confounding factors (adjusted OR = 1.10, 95% CI 1.02–1.19). Tobacco smoking (smoking status, frequency, duration and amount) was also significantly associated with depression. There appeared to be a synergistic interaction between ambient PM2.5 and smoking on depression in the additive model, but the interaction was not statistically significant in the multiplicative model.
ConclusionsOur study suggests that exposure to ambient PM2.5 may increase the risk of depression, and smoking may enhance this effect.
A Survey of Disaster Medical Education in Osteopathic Medical School Curricula
- Steven J. Parrillo, Doran Christensen, Howard S. Teitelbaum, Erik S. Glassman
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- Journal:
- Prehospital and Disaster Medicine / Volume 31 / Issue 6 / December 2016
- Published online by Cambridge University Press:
- 19 September 2016, pp. 581-582
- Print publication:
- December 2016
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,Parrillo SJ ,Christensen D ,Teitelbaum HS .Glassman ES A Survey of Disaster Medical Education in Osteopathic Medical School Curricula . Prehosp Disaster Med.2016 ;31 (6 ):581 –582 .
A Global View of Molecule-Forming Clouds in the Galaxy
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- Steven J. Gibson, Ward S. Howard, Christian S. Jolly, Jonathan H. Newton, Aaron C. Bell, Mary E. Spraggs, J. Marcus Hughes, Aaron M. Tagliaboschi, Christopher M. Brunt, A. Russell Taylor, Jeroen M. Stil, Thomas M. Dame
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- Journal:
- Proceedings of the International Astronomical Union / Volume 11 / Issue S315 / August 2015
- Published online by Cambridge University Press:
- 12 September 2016, E27
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- August 2015
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We have mapped cold atomic gas in 21cm line H i self-absorption (HISA) at arcminute resolution over more than 90% of the Milky Way's disk. To probe the formation of H2 clouds, we have compared our HISA distribution with CO J = 1-0 line emission. Few HISA features in the outer Galaxy have CO at the same position and velocity, while most inner-Galaxy HISA has overlapping CO. But many apparent inner-Galaxy HISA-CO associations can be explained as chance superpositions, so most inner-Galaxy HISA may also be CO-free. Since standard equilibrium cloud models cannot explain the very cold H i in many HISA features without molecules being present, these clouds may instead have significant CO-dark H2.
Relationship of Contextual Cueing and Hippocampal Volume in Amnestic Mild Cognitive Impairment Patients and Cognitively Normal Older Adults
- Selam Negash, Daria Kliot, Darlene V. Howard, James H. Howard, Jr, Sandhistu R. Das, Paul A. Yushkevich, John B. Pluta, Steven E. Arnold, David A. Wolk
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- Journal of the International Neuropsychological Society / Volume 21 / Issue 4 / April 2015
- Published online by Cambridge University Press:
- 20 May 2015, pp. 285-296
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There is currently some debate as to whether hippocampus mediates contextual cueing. In the present study, we examined contextual cueing in patients diagnosed with mild cognitive impairment (MCI) and healthy older adults, with the main goal of investigating the role of hippocampus in this form of learning. Amnestic MCI (aMCI) patients and healthy controls completed the contextual cueing task, in which they were asked to search for a target (a horizontal T) in an array of distractors (rotated L’s). Unbeknownst to them, the spatial arrangement of elements on some displays was repeated thus making the configuration a contextual cue to the location of the target. In contrast, the configuration for novel displays was generated randomly on each trial. The difference in response times between repeated and novel configurations served as a measure of contextual learning. aMCI patients, as a group, were able to learn spatial contextual cues as well as healthy older adults. However, better learning on this task was associated with higher hippocampal volume, particularly in right hemisphere. Furthermore, contextual cueing performance was significantly associated with hippocampal volume, even after controlling for age and MCI status. These findings support the role of the hippocampus in learning of spatial contexts, and also suggest that the contextual cueing paradigm can be useful in detecting neuropathological changes associated with the hippocampus. (JINS, 2015, 21, 285–296)
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- By Mitchell Aboulafia, Frederick Adams, Marilyn McCord Adams, Robert M. Adams, Laird Addis, James W. Allard, David Allison, William P. Alston, Karl Ameriks, C. Anthony Anderson, David Leech Anderson, Lanier Anderson, Roger Ariew, David Armstrong, Denis G. Arnold, E. J. Ashworth, Margaret Atherton, Robin Attfield, Bruce Aune, Edward Wilson Averill, Jody Azzouni, Kent Bach, Andrew Bailey, Lynne Rudder Baker, Thomas R. Baldwin, Jon Barwise, George Bealer, William Bechtel, Lawrence C. Becker, Mark A. Bedau, Ernst Behler, José A. Benardete, Ermanno Bencivenga, Jan Berg, Michael Bergmann, Robert L. Bernasconi, Sven Bernecker, Bernard Berofsky, Rod Bertolet, Charles J. Beyer, Christian Beyer, Joseph Bien, Joseph Bien, Peg Birmingham, Ivan Boh, James Bohman, Daniel Bonevac, Laurence BonJour, William J. Bouwsma, Raymond D. Bradley, Myles Brand, Richard B. Brandt, Michael E. Bratman, Stephen E. Braude, Daniel Breazeale, Angela Breitenbach, Jason Bridges, David O. Brink, Gordon G. Brittan, Justin Broackes, Dan W. Brock, Aaron Bronfman, Jeffrey E. Brower, Bartosz Brozek, Anthony Brueckner, Jeffrey Bub, Lara Buchak, Otavio Bueno, Ann E. Bumpus, Robert W. Burch, John Burgess, Arthur W. Burks, Panayot Butchvarov, Robert E. Butts, Marina Bykova, Patrick Byrne, David Carr, Noël Carroll, Edward S. Casey, Victor Caston, Victor Caston, Albert Casullo, Robert L. Causey, Alan K. L. Chan, Ruth Chang, Deen K. Chatterjee, Andrew Chignell, Roderick M. Chisholm, Kelly J. Clark, E. J. Coffman, Robin Collins, Brian P. Copenhaver, John Corcoran, John Cottingham, Roger Crisp, Frederick J. Crosson, Antonio S. Cua, Phillip D. Cummins, Martin Curd, Adam Cureton, Andrew Cutrofello, Stephen Darwall, Paul Sheldon Davies, Wayne A. Davis, Timothy Joseph Day, Claudio de Almeida, Mario De Caro, Mario De Caro, John Deigh, C. F. Delaney, Daniel C. Dennett, Michael R. DePaul, Michael Detlefsen, Daniel Trent Devereux, Philip E. Devine, John M. Dillon, Martin C. Dillon, Robert DiSalle, Mary Domski, Alan Donagan, Paul Draper, Fred Dretske, Mircea Dumitru, Wilhelm Dupré, Gerald Dworkin, John Earman, Ellery Eells, Catherine Z. Elgin, Berent Enç, Ronald P. Endicott, Edward Erwin, John Etchemendy, C. Stephen Evans, Susan L. Feagin, Solomon Feferman, Richard Feldman, Arthur Fine, Maurice A. Finocchiaro, William FitzPatrick, Richard E. Flathman, Gvozden Flego, Richard Foley, Graeme Forbes, Rainer Forst, Malcolm R. Forster, Daniel Fouke, Patrick Francken, Samuel Freeman, Elizabeth Fricker, Miranda Fricker, Michael Friedman, Michael Fuerstein, Richard A. Fumerton, Alan Gabbey, Pieranna Garavaso, Daniel Garber, Jorge L. A. Garcia, Robert K. Garcia, Don Garrett, Philip Gasper, Gerald Gaus, Berys Gaut, Bernard Gert, Roger F. Gibson, Cody Gilmore, Carl Ginet, Alan H. Goldman, Alvin I. Goldman, Alfonso Gömez-Lobo, Lenn E. Goodman, Robert M. Gordon, Stefan Gosepath, Jorge J. E. Gracia, Daniel W. Graham, George A. Graham, Peter J. Graham, Richard E. Grandy, I. Grattan-Guinness, John Greco, Philip T. Grier, Nicholas Griffin, Nicholas Griffin, David A. Griffiths, Paul J. Griffiths, Stephen R. Grimm, Charles L. Griswold, Charles B. Guignon, Pete A. Y. Gunter, Dimitri Gutas, Gary Gutting, Paul Guyer, Kwame Gyekye, Oscar A. Haac, Raul Hakli, Raul Hakli, Michael Hallett, Edward C. Halper, Jean Hampton, R. James Hankinson, K. R. Hanley, Russell Hardin, Robert M. Harnish, William Harper, David Harrah, Kevin Hart, Ali Hasan, William Hasker, John Haugeland, Roger Hausheer, William Heald, Peter Heath, Richard Heck, John F. Heil, Vincent F. Hendricks, Stephen Hetherington, Francis Heylighen, Kathleen Marie Higgins, Risto Hilpinen, Harold T. Hodes, Joshua Hoffman, Alan Holland, Robert L. Holmes, Richard Holton, Brad W. Hooker, Terence E. Horgan, Tamara Horowitz, Paul Horwich, Vittorio Hösle, Paul Hoβfeld, Daniel Howard-Snyder, Frances Howard-Snyder, Anne Hudson, Deal W. Hudson, Carl A. Huffman, David L. Hull, Patricia Huntington, Thomas Hurka, Paul Hurley, Rosalind Hursthouse, Guillermo Hurtado, Ronald E. Hustwit, Sarah Hutton, Jonathan Jenkins Ichikawa, Harry A. Ide, David Ingram, Philip J. Ivanhoe, Alfred L. Ivry, Frank Jackson, Dale Jacquette, Joseph Jedwab, Richard Jeffrey, David Alan Johnson, Edward Johnson, Mark D. Jordan, Richard Joyce, Hwa Yol Jung, Robert Hillary Kane, Tomis Kapitan, Jacquelyn Ann K. Kegley, James A. Keller, Ralph Kennedy, Sergei Khoruzhii, Jaegwon Kim, Yersu Kim, Nathan L. King, Patricia Kitcher, Peter D. Klein, E. D. Klemke, Virginia Klenk, George L. Kline, Christian Klotz, Simo Knuuttila, Joseph J. Kockelmans, Konstantin Kolenda, Sebastian Tomasz Kołodziejczyk, Isaac Kramnick, Richard Kraut, Fred Kroon, Manfred Kuehn, Steven T. Kuhn, Henry E. Kyburg, John Lachs, Jennifer Lackey, Stephen E. Lahey, Andrea Lavazza, Thomas H. Leahey, Joo Heung Lee, Keith Lehrer, Dorothy Leland, Noah M. Lemos, Ernest LePore, Sarah-Jane Leslie, Isaac Levi, Andrew Levine, Alan E. Lewis, Daniel E. Little, Shu-hsien Liu, Shu-hsien Liu, Alan K. L. Chan, Brian Loar, Lawrence B. Lombard, John Longeway, Dominic McIver Lopes, Michael J. Loux, E. J. Lowe, Steven Luper, Eugene C. Luschei, William G. Lycan, David Lyons, David Macarthur, Danielle Macbeth, Scott MacDonald, Jacob L. Mackey, Louis H. Mackey, Penelope Mackie, Edward H. Madden, Penelope Maddy, G. B. Madison, Bernd Magnus, Pekka Mäkelä, Rudolf A. Makkreel, David Manley, William E. Mann (W.E.M.), Vladimir Marchenkov, Peter Markie, Jean-Pierre Marquis, Ausonio Marras, Mike W. Martin, A. P. Martinich, William L. McBride, David McCabe, Storrs McCall, Hugh J. McCann, Robert N. McCauley, John J. McDermott, Sarah McGrath, Ralph McInerny, Daniel J. McKaughan, Thomas McKay, Michael McKinsey, Brian P. McLaughlin, Ernan McMullin, Anthonie Meijers, Jack W. Meiland, William Jason Melanson, Alfred R. Mele, Joseph R. Mendola, Christopher Menzel, Michael J. Meyer, Christian B. Miller, David W. Miller, Peter Millican, Robert N. Minor, Phillip Mitsis, James A. Montmarquet, Michael S. Moore, Tim Moore, Benjamin Morison, Donald R. Morrison, Stephen J. Morse, Paul K. Moser, Alexander P. D. Mourelatos, Ian Mueller, James Bernard Murphy, Mark C. Murphy, Steven Nadler, Jan Narveson, Alan Nelson, Jerome Neu, Samuel Newlands, Kai Nielsen, Ilkka Niiniluoto, Carlos G. Noreña, Calvin G. Normore, David Fate Norton, Nikolaj Nottelmann, Donald Nute, David S. Oderberg, Steve Odin, Michael O’Rourke, Willard G. Oxtoby, Heinz Paetzold, George S. Pappas, Anthony J. Parel, Lydia Patton, R. P. Peerenboom, Francis Jeffry Pelletier, Adriaan T. Peperzak, Derk Pereboom, Jaroslav Peregrin, Glen Pettigrove, Philip Pettit, Edmund L. Pincoffs, Andrew Pinsent, Robert B. Pippin, Alvin Plantinga, Louis P. Pojman, Richard H. Popkin, John F. Post, Carl J. Posy, William J. Prior, Richard Purtill, Michael Quante, Philip L. Quinn, Philip L. Quinn, Elizabeth S. Radcliffe, Diana Raffman, Gerard Raulet, Stephen L. Read, Andrews Reath, Andrew Reisner, Nicholas Rescher, Henry S. Richardson, Robert C. Richardson, Thomas Ricketts, Wayne D. Riggs, Mark Roberts, Robert C. Roberts, Luke Robinson, Alexander Rosenberg, Gary Rosenkranz, Bernice Glatzer Rosenthal, Adina L. Roskies, William L. Rowe, T. M. Rudavsky, Michael Ruse, Bruce Russell, Lilly-Marlene Russow, Dan Ryder, R. M. Sainsbury, Joseph Salerno, Nathan Salmon, Wesley C. Salmon, Constantine Sandis, David H. Sanford, Marco Santambrogio, David Sapire, Ruth A. Saunders, Geoffrey Sayre-McCord, Charles Sayward, James P. Scanlan, Richard Schacht, Tamar Schapiro, Frederick F. Schmitt, Jerome B. Schneewind, Calvin O. Schrag, Alan D. Schrift, George F. Schumm, Jean-Loup Seban, David N. Sedley, Kenneth Seeskin, Krister Segerberg, Charlene Haddock Seigfried, Dennis M. Senchuk, James F. Sennett, William Lad Sessions, Stewart Shapiro, Tommie Shelby, Donald W. Sherburne, Christopher Shields, Roger A. Shiner, Sydney Shoemaker, Robert K. Shope, Kwong-loi Shun, Wilfried Sieg, A. John Simmons, Robert L. Simon, Marcus G. Singer, Georgette Sinkler, Walter Sinnott-Armstrong, Matti T. Sintonen, Lawrence Sklar, Brian Skyrms, Robert C. Sleigh, Michael Anthony Slote, Hans Sluga, Barry Smith, Michael Smith, Robin Smith, Robert Sokolowski, Robert C. Solomon, Marta Soniewicka, Philip Soper, Ernest Sosa, Nicholas Southwood, Paul Vincent Spade, T. L. S. Sprigge, Eric O. Springsted, George J. Stack, Rebecca Stangl, Jason Stanley, Florian Steinberger, Sören Stenlund, Christopher Stephens, James P. Sterba, Josef Stern, Matthias Steup, M. A. Stewart, Leopold Stubenberg, Edith Dudley Sulla, Frederick Suppe, Jere Paul Surber, David George Sussman, Sigrún Svavarsdóttir, Zeno G. Swijtink, Richard Swinburne, Charles C. Taliaferro, Robert B. Talisse, John Tasioulas, Paul Teller, Larry S. Temkin, Mark Textor, H. S. Thayer, Peter Thielke, Alan Thomas, Amie L. Thomasson, Katherine Thomson-Jones, Joshua C. Thurow, Vzalerie Tiberius, Terrence N. Tice, Paul Tidman, Mark C. Timmons, William Tolhurst, James E. Tomberlin, Rosemarie Tong, Lawrence Torcello, Kelly Trogdon, J. D. Trout, Robert E. Tully, Raimo Tuomela, John Turri, Martin M. Tweedale, Thomas Uebel, Jennifer Uleman, James Van Cleve, Harry van der Linden, Peter van Inwagen, Bryan W. Van Norden, René van Woudenberg, Donald Phillip Verene, Samantha Vice, Thomas Vinci, Donald Wayne Viney, Barbara Von Eckardt, Peter B. M. Vranas, Steven J. Wagner, William J. Wainwright, Paul E. Walker, Robert E. Wall, Craig Walton, Douglas Walton, Eric Watkins, Richard A. Watson, Michael V. Wedin, Rudolph H. Weingartner, Paul Weirich, Paul J. Weithman, Carl Wellman, Howard Wettstein, Samuel C. Wheeler, Stephen A. White, Jennifer Whiting, Edward R. Wierenga, Michael Williams, Fred Wilson, W. Kent Wilson, Kenneth P. Winkler, John F. Wippel, Jan Woleński, Allan B. Wolter, Nicholas P. Wolterstorff, Rega Wood, W. Jay Wood, Paul Woodruff, Alison Wylie, Gideon Yaffe, Takashi Yagisawa, Yutaka Yamamoto, Keith E. Yandell, Xiaomei Yang, Dean Zimmerman, Günter Zoller, Catherine Zuckert, Michael Zuckert, Jack A. Zupko (J.A.Z.)
- Edited by Robert Audi, University of Notre Dame, Indiana
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- The Cambridge Dictionary of Philosophy
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- 05 August 2015
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- 27 April 2015, pp ix-xxx
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- By Rony A. Adam, Gloria Bachmann, Nichole M. Barker, Randall B. Barnes, John Bennett, Inbar Ben-Shachar, Jonathan S. Berek, Sarah L. Berga, Monica W. Best, Eric J. Bieber, Frank M. Biro, Shan Biscette, Anita K. Blanchard, Candace Brown, Ronald T. Burkman, Joseph Buscema, John E. Buster, Michael Byas-Smith, Sandra Ann Carson, Judy C. Chang, Annie N. Y. Cheung, Mindy S. Christianson, Karishma Circelli, Daniel L. Clarke-Pearson, Larry J. Copeland, Bryan D. Cowan, Navneet Dhillon, Michael P. Diamond, Conception Diaz-Arrastia, Nicole M. Donnellan, Michael L. Eisenberg, Eric Eisenhauer, Sebastian Faro, J. Stuart Ferriss, Lisa C. Flowers, Susan J. Freeman, Leda Gattoc, Claudine Marie Gayle, Timothy M. Geiger, Jennifer S. Gell, Alan N. Gordon, Victoria L. Green, Jon K. Hathaway, Enrique Hernandez, S. Paige Hertweck, Randall S. Hines, Ira R. Horowitz, Fred M. Howard, William W. Hurd, Fidan Israfilbayli, Denise J. Jamieson, Carolyn R. Jaslow, Erika B. Johnston-MacAnanny, Rohna M. Kearney, Namita Khanna, Caroline C. King, Jeremy A. King, Ira J. Kodner, Tamara Kolev, Athena P. Kourtis, S. Robert Kovac, Ertug Kovanci, William H. Kutteh, Eduardo Lara-Torre, Pallavi Latthe, Herschel W. Lawson, Ronald L. Levine, Frank W. Ling, Larry I. Lipshultz, Steven D. McCarus, Robert McLellan, Shruti Malik, Suketu M. Mansuria, Mohamed K. Mehasseb, Pamela J. Murray, Saloney Nazeer, Farr R. Nezhat, Hextan Y. S. Ngan, Gina M. Northington, Peggy A. Norton, Ruth M. O'Regan, Kristiina Parviainen, Resad P. Pasic, Tanja Pejovic, K. Ulrich Petry, Nancy A. Phillips, Ashish Pradhan, Elizabeth E. Puscheck, Suneetha Rachaneni, Devon M. Ramaeker, David B. Redwine, Robert L. Reid, Carla P. Roberts, Walter Romano, Peter G. Rose, Robert L. Rosenfield, Shon P. Rowan, Mack T. Ruffin, Janice M. Rymer, Evis Sala, Ritu Salani, Joseph S. Sanfilippo, Mahmood I. Shafi, Roger P. Smith, Meredith L. Snook, Thomas E. Snyder, Mary D. Stephenson, Thomas G. Stovall, Richard L. Sweet, Philip M. Toozs-Hobson, Togas Tulandi, Elizabeth R. Unger, Denise S. Uyar, Marion S. Verp, Rahi Victory, Tamara J. Vokes, Michelle J. Washington, Katharine O'Connell White, Paul E. Wise, Frank M. Wittmaack, Miya P. Yamamoto, Christine Yu, Howard A. Zacur
- Edited by Eric J. Bieber, Joseph S. Sanfilippo, University of Pittsburgh, Ira R. Horowitz, Emory University, Atlanta, Mahmood I. Shafi
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- Clinical Gynecology
- Published online:
- 05 April 2015
- Print publication:
- 23 April 2015, pp viii-xiv
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- By Lenard A. Adler, Pinky Agarwal, Rehan Ahmed, Jagga Rao Alluri, Fawaz Al-Mufti, Samuel Alperin, Michael Amoashiy, Michael Andary, David J. Anschel, Padmaja Aradhya, Vandana Aspen, Esther Baldinger, Jee Bang, George D. Baquis, John J. Barry, Jason J. S. Barton, Julius Bazan, Amanda R. Bedford, Marlene Behrmann, Lourdes Bello-Espinosa, Ajay Berdia, Alan R. Berger, Mark Beyer, Don C. Bienfang, Kevin M. Biglan, Thomas M. Boes, Paul W. Brazis, Jonathan L. Brisman, Jeffrey A. Brown, Scott E. Brown, Ryan R. Byrne, Rina Caprarella, Casey A. Chamberlain, Wan-Tsu W. Chang, Grace M. Charles, Jasvinder Chawla, David Clark, Todd J. Cohen, Joe Colombo, Howard Crystal, Vladimir Dadashev, Sarita B. Dave, Jean Robert Desrouleaux, Richard L. Doty, Robert Duarte, Jeffrey S. Durmer, Christyn M. Edmundson, Eric R. Eggenberger, Steven Ender, Noam Epstein, Alberto J. Espay, Alan B. Ettinger, Niloofar (Nelly) Faghani, Amtul Farheen, Edward Firouztale, Rod Foroozan, Anne L. Foundas, David Elliot Friedman, Deborah I. Friedman, Steven J. Frucht, Oded Gerber, Tal Gilboa, Martin Gizzi, Teneille G. Gofton, Louis J. Goodrich, Malcolm H. Gottesman, Varda Gross-Tsur, Deepak Grover, David A. Gudis, John J. Halperin, Maxim D. Hammer, Andrew R. Harrison, L. Anne Hayman, Galen V. Henderson, Steven Herskovitz, Caitlin Hoffman, Laryssa A. Huryn, Andres M. Kanner, Gary P. Kaplan, Bashar Katirji, Kenneth R. Kaufman, Annie Killoran, Nina Kirz, Gad E. Klein, Danielle G. Koby, Christopher P. Kogut, W. Curt LaFrance, Patrick J.M. Lavin, Susan W. Law, James L. Levenson, Richard B. Lipton, Glenn Lopate, Daniel J. Luciano, Reema Maindiratta, Robert M. Mallery, Georgios Manousakis, Alan Mazurek, Luis J. Mejico, Dragana Micic, Ali Mokhtarzadeh, Walter J. Molofsky, Heather E. Moss, Mark L. Moster, Manpreet Multani, Siddhartha Nadkarni, George C. Newman, Rolla Nuoman, Paul A. Nyquist, Gaia Donata Oggioni, Odi Oguh, Denis Ostrovskiy, Kristina Y. Pao, Juwen Park, Anastas F. Pass, Victoria S. Pelak, Jeffrey Peterson, John Pile-Spellman, Misha L. Pless, Gregory M. Pontone, Aparna M. Prabhu, Michael T. Pulley, Philip Ragone, Prajwal Rajappa, Venkat Ramani, Sindhu Ramchandren, Ritesh A. Ramdhani, Ramses Ribot, Heidi D. Riney, Diana Rojas-Soto, Michael Ronthal, Daniel M. Rosenbaum, David B. Rosenfield, Durga Roy, Michael J. Ruckenstein, Max C. Rudansky, Eva Sahay, Friedhelm Sandbrink, Jade S. Schiffman, Angela Scicutella, Maroun T. Semaan, Robert C. Sergott, Aashit K. Shah, David M. Shaw, Amit M. Shelat, Claire A. Sheldon, Anant M. Shenoy, Yelizaveta Sher, Jessica A. Shields, Tanya Simuni, Rajpaul Singh, Eric E. Smouha, David Solomon, Mehri Songhorian, Steven A. Sparr, Egilius L. H. Spierings, Eve G. Spratt, Beth Stein, S.H. Subramony, Rosa Ana Tang, Cara Tannenbaum, Hakan Tekeli, Amanda J. Thompson, Michael J. Thorpy, Matthew J. Thurtell, Pedro J. Torrico, Ira M. Turner, Scott Uretsky, Ruth H. Walker, Deborah M. Weisbrot, Michael A. Williams, Jacques Winter, Randall J. Wright, Jay Elliot Yasen, Shicong Ye, G. Bryan Young, Huiying Yu, Ryan J. Zehnder
- Edited by Alan B. Ettinger, Albert Einstein College of Medicine, New York, Deborah M. Weisbrot, State University of New York, Stony Brook
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- Neurologic Differential Diagnosis
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- 05 June 2014
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- 17 April 2014, pp xi-xx
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- By Yohance M. Allette, Christophe Altier, Charles E. Argoff, Nadine Attal, Paul J. Austin, Didier Bouhassira, Ian Carroll, Kristine M. Chapman, Stephen Coleman, Lynn Kerene Cooper, Michael R. Due, Mary-Ann Fitzcharles, Robyn Flynn, Andrea D. Furlan, Vishal Gupta, Maija Haanpää, Jennifer Hah, Steven H. Horowitz, John Hughes, Mark R. Hutchinson, Scott Jarvis, Maan Kattan, Manpreet Kaur, Bradley J. Kerr, Krishna Kumar, Yuen Hei Kwok, Wojciech Leppert, Liang Liu, Angela Mailis-Gagnon, Gila Moalem-Taylor, Dwight E. Moulin, Harsha Nagaraja, Dontese Nicholson, Lauren Nicotra, Anne Louise Oaklander, John Xavier Pereira, Syed Rizvi, Stephan A. Schug, Michael Serpell, Amanda Sherwin, Howard S. Smith, Peter A. Smith, Pam Squire, Peter A. Ste-Marie, Patrick L. Stemkowski, Nicole M. Sumracki, Cory Toth, Krista van Steeg, Jan H. Vranken, Bharati Vyawahare, Mark A. Ware, Linda R. Watkins, C. Peter N. Watson, Fletcher A. White
- Edited by Cory Toth, Dwight E. Moulin
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- Book:
- Neuropathic Pain
- Published online:
- 05 December 2013
- Print publication:
- 07 November 2013, pp vii-x
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- By C. Alan Anderson, Celso Arango, David B. Arciniegas, Igor Bombin, Robert W. Buchanan, C. Robert Cloninger, Joshua Cosman, C. Munro Cullum, Felipe DeBrigard, Steven L. Dubovsky, Robert Feinstein, Lynne Fenton, Christopher M. Filley, Laura A. Flashman, Morris Freedman, Oliver Freudenreich, Kimberly L. Frey, Lauren C. Frey, Kelly S. Giovanello, Deborah A. Hall, John Hart, Kenneth M. Heilman, Katherine L. Howard, Robin A. Hurley, Daniel I. Kaufer, Sita Kedia, James P. Kelly, B. K. Kleinschmidt-DeMasters, Benzi M. Kluger, David G. Lichter, Deborah M. Little, Deborah M. Lucas, Thomas W. McAllister, Mario F. Mendez, Doron Merims, Steven G. Ojemann, Fred Ovsiew, Brian D. Power, Bruce H. Price, Gila Z. Reckess, Martin L. Reite, Matthew Rizzo, Donald C. Rojas, Michael Henry Rosenbloom, Elliott D. Ross, Jeremy D. Schmahmann, Stuart A. Schneck, Jonathan M. Silver, Mark C. Spitz, Sergio E. Starkstein, Katherine H. Taber, Robert L. Trestman, Hal S. Wortzel
- Edited by David B. Arciniegas, C. Alan Anderson, Christopher M. Filley
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- Book:
- Behavioral Neurology & Neuropsychiatry
- Published online:
- 05 February 2013
- Print publication:
- 24 January 2013, pp vii-x
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31 - Neuropathologicalassessment
- from Section II - Neurobehavioral and Neuropsychiatric Assessment
- Edited by David B. Arciniegas, C. Alan Anderson, Christopher M. Filley
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- Book:
- Behavioral Neurology & Neuropsychiatry
- Published online:
- 05 February 2013
- Print publication:
- 24 January 2013, pp 485-497
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Summary
This chapter focuses on subtle neurological signs (SNS) in schizophrenia and illustrates the principles of their assessment and interpretation among persons with neuropsychiatric disorders more generally. Growing appreciation of the role of SNS has led to the development of multiple, structured instruments to assess neurological impairment. These instruments differ markedly in the specific neurological signs assessed and in their psychometric properties. The most commonly employed neurological scales (The Woods Scale, The Heidelberger Scale, The Modified Quantified Neurological Scale, The Cambridge Neurological Inventory, and The Neurological Evaluation Scale (NES)) and their characteristics are described. NES is among the most widely used SNS scales in schizophrenia research. Schizophrenia and other psychoses are characterized by the presence of psychotic symptoms, which are frequently divided into positive symptoms and negative symptoms. Research on neurological signs provides strong evidence supporting the conceptualization of neurological signs as a trait feature of schizophrenia.
Long-term ecosystem networks to record change: an international imperative
- Diana H. Wall, W. Berry Lyons, Steven L. Chown, Peter Convey, Clive Howard-Williams, Antonio Quesada, Warwick F. Vincent
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- Journal:
- Antarctic Science / Volume 23 / Issue 3 / June 2011
- Published online by Cambridge University Press:
- 27 April 2011, p. 209
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Contributors
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- By Charles E. Argoff, Gerard A. Banez, Samantha Boris-Karpel, Barbara K. Bruce, Alexandra S. Bullough, Annmarie Cano, Victor T. Chang, Elizabeth A. Clark, Daniel J. Clauw, June L. Dahl, Tam K. Dao, Amber M. Davis, Courtney L. Dixon, Michael H. Ebert, Robin M. Gallagher, Gerald W. Grass, Carmen R. Green, Jay Gunkelman, Bradford D. Hare, Jennifer A. Haythornthwaite, Jaclyn Heller Issner, W. Michael Hooten, Mark P. Jensen, Mark E. Jones, Robert D. Kerns, Raphael J. Leo, Morris Maizels, Mary E. Murawski, Brooke Myers-Sorger, Akiko Okifuji, Renata Okonkwo, John D. Otis, Stacy C. Parenteau, Laura E. Pence, Donald B. Penzien, Donna B. Pincus, Ellyn Poltrock Stein, Wendy J. Quinton, Jeanetta C. Rains, M. Carrington Reid, Thomas J. Romano, Jeffrey D. Rome, Robert L. Ruff, Suzanne S. Ruff, Steven H. Sanders, Ingra Schellenberg, John J. Sellinger, Howard S. Smith, Brenda Stoelb, Jon Streltzer, Mark D. Sullivan, Kimberly S. Swanson, Gabriel Tan, Stephen Thielke, Beverly E. Thorn, Cynthia O. Townsend, Dennis C. Turk, Stephanie C. Wallio, Lawrence J. Weinberger, David A. Williams, Hilary Wilson
- Edited by Michael H. Ebert, Yale University, Connecticut, Robert D. Kerns, Yale University, Connecticut
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- Book:
- Behavioral and Psychopharmacologic Pain Management
- Published online:
- 10 January 2011
- Print publication:
- 25 November 2010, pp ix-xii
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Neuropsychological Profile of Parkin Mutation Carriers with and without Parkinson Disease: The CORE-PD Study
- Elise Caccappolo, Roy N. Alcalay, Helen Mejia-Santana, Ming-X. Tang, Brian Rakitin, Llency Rosado, Elan D. Louis, Cynthia L. Comella, Amy Colcher, Danna Jennings, Martha A. Nance, Susan Bressman, William K. Scott, Caroline M. Tanner, Susan F. Mickel, Howard F. Andrews, Cheryl Waters, Stanley Fahn, Lucien J. Cote, Steven Frucht, Blair Ford, Michael Rezak, Kevin Novak, Joseph H. Friedman, Ronald F. Pfeiffer, Laura Marsh, Brad Hiner, Andrew D. Siderowf, Barbara M. Ross, Miguel Verbitsky, Sergey Kisselev, Ruth Ottman, Lorraine N. Clark, Karen S. Marder
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- Journal:
- Journal of the International Neuropsychological Society / Volume 17 / Issue 1 / January 2011
- Published online by Cambridge University Press:
- 24 November 2010, pp. 91-100
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The cognitive profile of early onset Parkinson’s disease (EOPD) has not been clearly defined. Mutations in the parkin gene are the most common genetic risk factor for EOPD and may offer information about the neuropsychological pattern of performance in both symptomatic and asymptomatic mutation carriers. EOPD probands and their first-degree relatives who did not have Parkinson’s disease (PD) were genotyped for mutations in the parkin gene and administered a comprehensive neuropsychological battery. Performance was compared between EOPD probands with (N = 43) and without (N = 52) parkin mutations. The same neuropsychological battery was administered to 217 first-degree relatives to assess neuropsychological function in individuals who carry parkin mutations but do not have PD. No significant differences in neuropsychological test performance were found between parkin carrier and noncarrier probands. Performance also did not differ between EOPD noncarriers and carrier subgroups (i.e., heterozygotes, compound heterozygotes/homozygotes). Similarly, no differences were found among unaffected family members across genotypes. Mean neuropsychological test performance was within normal range in all probands and relatives. Carriers of parkin mutations, whether or not they have PD, do not perform differently on neuropsychological measures as compared to noncarriers. The cognitive functioning of parkin carriers over time warrants further study. (JINS, 2011, 17, 1–10)
37 - The impaired anesthesiologist – sleep deprivation
- from 5 - Practice issues
- Edited by Gail A. Van Norman, University of Washington, Stephen Jackson, Stanley H. Rosenbaum, Susan K. Palmer
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- Book:
- Clinical Ethics in Anesthesiology
- Published online:
- 05 March 2012
- Print publication:
- 28 October 2010, pp 224-229
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Summary
This chapter discusses opioid therapy for addicted patients based on the three cases studies. Differences in history, culture, healthcare systems, laws, and attitudes have significantly affected perspectives on the ethical management of opioid use between the US and the UK. The present state of affairs is that abuse of prescription opioids is more prevalent in the US than abuse of "street" heroin. Opioid treatment of pain has periodically come under intense scrutiny in the US, resulting in fluctuations between under- and overtreatment of pain. Fears of civil or criminal prosecution may unduly influence physicians in the US, placing self-interest ahead of the traditional prioritization of beneficence and respect for patient autonomy. Differences between the US and UK in healthcare provision additionally influence opioid prescribing. The paternalistic approach more predominant in universal healthcare systems is not appropriate in the US, thus producing ethical dilemmas for the US physicians.
Contributors
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- By Louise B. Andrew, Jane C. Ballantyne, Sadek Beloucif, David Clendenin, Maliha A. Darugar, Joanna M. Davies, Michael DeVita, Denise M. Dudzinski, Bernice Elger, Monica Escher, Joel E Frader, Kelly Fryer-Edwards, James Giordano, Allen Gustin, Rebecca M. Harris, Gerhard Höver, Steven K. Howard, Carl C. Hug, Samia Hurst, Steven Jackson, Nancy S. Jecker, Jonathan D Katz, Joseph Klein, W. Andrew Kofke, Ruth Landau, Craig D. McClain MD, Alex Mauron, Kelly N. Michelson, Cynthiane J. Morgenweck, William Notcutt, Michael Nurok, Susan K. Palmer, Joan G. Quaine, Michael A. Rie, Stanley H. Rosenbaum, David M. Rothenberg, Robert B. Schonberger, Mark D. Siegel, Jeffrey H. Silverstein, Murali Sivarajan, Karen Souter MD, Thomas Specht MD, Andrea Trescot, Gail A. Van Norman, A.M. Viens, Elizabeth K. Vig, David B. Waisel, Clarence Ward, James M. West, Richard L Wolman, Steve Yentis
- Edited by Gail A. Van Norman, University of Washington, Stephen Jackson, Stanley H. Rosenbaum, Susan K. Palmer
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- Book:
- Clinical Ethics in Anesthesiology
- Published online:
- 05 March 2012
- Print publication:
- 28 October 2010, pp xi-xiv
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Trajectories of cognitive decline in Alzheimer's disease
- Patricia A. Wilkosz, Howard J. Seltman, Bernie Devlin, Elise A. Weamer, Oscar L. Lopez, Steven T. DeKosky, Robert A. Sweet
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- Journal:
- International Psychogeriatrics / Volume 22 / Issue 2 / March 2010
- Published online by Cambridge University Press:
- 28 September 2009, pp. 281-290
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Background: Late-onset Alzheimer disease (LOAD) is a clinically heterogeneous complex disease defined by progressively disabling cognitive impairment. Psychotic symptoms which affect approximately one-half of LOAD subjects have been associated with more rapid cognitive decline. However, the variety of cognitive trajectories in LOAD, and their correlates, have not been well defined. We therefore used latent class modeling to characterize trajectories of cognitive and behavioral decline in a cohort of AD subjects.
Methods: 201 Caucasian subjects with possible or probable Alzheimer's disease (AD) were evaluated for cognitive and psychotic symptoms at regular intervals for up to 13.5 years. Cognitive symptoms were evaluated serially with the Mini-mental State Examination (MMSE), and psychotic symptoms were rated using the CERAD behavioral rating scale (CBRS). Analyses undertaken were latent class mixture models of quadratic trajectories including a random intercept with initial MMSE score, age, gender, education, and APOE ϵ4 count modeled as concomitant variables. In a secondary analysis, psychosis status was also included.
Results: AD subjects showed six trajectories with significantly different courses and rates of cognitive decline. The concomitant variables included in the best latent class trajectory model were initial MMSE and age. Greater burden of psychotic symptoms increased the probability of following a trajectory of more rapid cognitive decline in all age and initial MMSE groups. APOE ϵ4 was not associated with any trajectory.
Conclusion: Trajectory modeling of longitudinal cognitive and behavioral data may provide enhanced resolution of phenotypic variation in AD.
9 - Diagnosis and Staging
- from PART II - CLINICAL MANAGEMENT
- Edited by Georgia B. Vogelsang, The Johns Hopkins University School of Medicine, Steven Z. Pavletic, National Cancer Institute, Bethesda, Maryland
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- Book:
- Chronic Graft Versus Host Disease
- Published online:
- 26 August 2009
- Print publication:
- 20 April 2009, pp 87-100
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Summary
INTRODUCTION
Chronic graft versus host disease (cGVHD) is an alloreactive phenomenon that often complicates allogeneic stem cell transplantation (SCT). Significant progress has been made in acute graft versus host disease (aGVHD) prophylaxis and management. Similar progress in cGVHD has been elusive due to multiple factors, including lack of well defined and prognostically validated classification. This in turn leads to enrollment of a heterogeneous spectrum of cGVHD patients on clinical trials and confounds accurate interpretation of the outcome. Lack of appropriate animal models and the true pathogenesis of this clinical entity with protean manifestations have limited the progress in this field.
The spectrum of allogeneic SCT has increased to include elderly patients and alternative stem cell sources. Advances in critical care, better understanding of infectious disease post SCT and the advent of reduced-intensity and nonmyeloablative conditioning regimens has decreased early mortality after SCT. Thus, the combination of these factors, over time, has lead to an increasing number of patients post SCT at risk for developing cGVHD. Thus it is important to revisit and reaccess cGVHD in the current milleau of SCT.
Chapter 9 - MIMO Spatial Processing for 802.11n WLAN
- from Part IV - High Throughput 802.11
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- By Bjørn Bjerke, Qualcomm, Inc, Irina Medvedev, Qualcomm, Inc, John Ketchum, Qualcomm, Inc, Rod Walton, Qualcomm, Inc, Steven Howard, Qualcomm, Inc, Mark Wallace, Qualcomm, Inc, Sanjiv Nanda, Qualcomm, Inc
- Edited by Benny Bing, Georgia Institute of Technology
-
- Book:
- Emerging Technologies in Wireless LANs
- Published online:
- 10 December 2009
- Print publication:
- 05 November 2007, pp 193-216
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Summary
Introduction
Tremendous consumer interest in multimedia applications is driving the need for successively higher data rates in wireless networks. The IEEE 802.11n standard for high throughput Wireless Local Area Networks (WLANs) improves significantly upon the data rates experienced by end users of current WLAN systems, e.g., 802.11a, b, and g.
The soon-to-be ratified 802.11n standard specifies a high data rate multiple-input, multiple-output (MIMO) based physical layer which employs orthogonal frequency division multiplexing (OFDM) and up to four spatial streams [1]. Both high data rate and long-range coverage are achieved by employing spatial signal processing techniques such as spatial spreading and transmit beamforming [2], among others. 802.11n introduces a range of MAC-layer enhancements also, but these are beyond the scope of this chapter.
In this chapter, we give an overview of two spatial processing alternatives available to implementers of 802.11n. We examine spatial spreading and transmit beamforming schemes, as well as possible receiver structures. Comparisons in terms of performance and complexity are also given.
The chapter is organized as follows. Section 9.2 gives a brief overview of MIMO OFDM, as well as the relevant system aspects of the 802.11n physical layer (PHY). Section 9.3 describes spatial spreading. Section 9.4 describes eigenvector-based transmit beamforming and schemes for channel sounding and calibration. Section 9.5 describes receiver structure alternatives for use with the above mentioned techniques.