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008 100301s2008 xxu| s |||| 0|eng d
020 _a9780387775012
024 7 _a10.1007/978-0-387-77501-2
_2doi
035 _a978-0-387-77501-2
090 _amg
100 1 _aBerk, Richard A.
_99162
245 1 0 _aStatistical Learning from a Regression Perspective
_h[electronic resource]/
_cby Richard A. Berk.
260 _aNew York:
_bSpringer New York,
_c2008.
300 _aXVIII, 360p.
_bdigital.
490 0 _aSpringer Series in Statistics,
_x0172-7397
505 0 _aStatistical learning as a regression problem -- Regression splines and regression smoothers -- Classification and regression trees (CART) -- Bagging -- Random forests -- Boosting -- Support vector machines -- Broader implications and a bit of craft lore.
520 _aStatistical Learning from a Regression Perspective considers statistical learning applications when interest centers on the conditional distribution of the response variable, given a set of predictors, and when it is important to characterize how the predictors are related to the response. As a first approximation, this is can be seen as an extension of nonparametric regression. Among the statistical learning procedures examined are bagging, random forests, boosting, and support vector machines. Response variables may be quantitative or categorical. Real applications are emphasized, especially those with practical implications. One important theme is the need to explicitly take into account asymmetric costs in the fitting process. For example, in some situations false positives may be far less costly than false negatives. Another important theme is to not automatically cede modeling decisions to a fitting algorithm. In many settings, subject-matter knowledge should trump formal fitting criteria. Yet another important theme is to appreciate the limitation of one’s data and not apply statistical learning procedures that require more than the data can provide. The material is written for graduate students in the social and life sciences and for researchers who want to apply statistical learning procedures to scientific and policy problems. Intuitive explanations and visual representations are prominent. All of the analyses included are done in R. Richard Berk is Distinguished Professor of Statistics Emeritus from the Department of Statistics at UCLA and currently a Professor at the University of Pennsylvania in the Department of Statistics and in the Department of Criminology. He is an elected fellow of the American Statistical Association and the American Association for the Advancement of Science and has served in a professional capacity with a number of organizations such as the Committee on Applied and Theoretical Statistics for the National Research Council and the Board of Directors of the Social Science Research Council. His research has ranged across a variety of applications in the social and natural sciences .
650 0 _aStatistics.
_943790
650 0 _aMathematical statistics
_943558
650 0 _aSocial sciences
_xMethodology
_931380
650 0 _aPsychological tests
_936972
697 _aMatemáticas Gerais-
_x(inclusive alguns textos elementares sobre assuntos específicos)
_923752
710 1 _aSpringerLink (Online service).
_98857
773 0 _tSpringer eBooks
776 0 8 _iPrinted edition:
_z9780387775005
830 0 _aSpringer series in statistics.
_944309
856 4 0 _uhttp://dx.doi.org/10.1007/978-0-387-77501-2
942 _2impa
_cEBK
999 _aBERK, Richard A. <b> Statistical Learning from a Regression Perspective. </b> New York: Springer New York, 2008. XVIII, 360p (Springer Series in Statistics, 0172-7397). ISBN 9780387775012. Disponível em: <http://dx.doi.org/10.1007/978-0-387-77501-2 >
_c38517
_d38517