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Open AccessJournal ArticleDOI

Estimating the Dimension of a Model

Gideon Schwarz
- 01 Mar 1978 - 
- Vol. 6, Iss: 2, pp 461-464
TLDR
In this paper, the problem of selecting one of a number of models of different dimensions is treated by finding its Bayes solution, and evaluating the leading terms of its asymptotic expansion.
Abstract
The problem of selecting one of a number of models of different dimensions is treated by finding its Bayes solution, and evaluating the leading terms of its asymptotic expansion. These terms are a valid large-sample criterion beyond the Bayesian context, since they do not depend on the a priori distribution.

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Journal ArticleDOI

Regression and time series model selection in small samples

TL;DR: In this article, a bias correction to the Akaike information criterion, called AICC, is derived for regression and autoregressive time series models, which is of particular use when the sample size is small, or when the number of fitted parameters is a moderate to large fraction of the sample sample size.
Journal ArticleDOI

Survey of clustering algorithms

TL;DR: Clustering algorithms for data sets appearing in statistics, computer science, and machine learning are surveyed, and their applications in some benchmark data sets, the traveling salesman problem, and bioinformatics, a new field attracting intensive efforts are illustrated.
Journal ArticleDOI

Strictly Proper Scoring Rules, Prediction, and Estimation

TL;DR: The theory of proper scoring rules on general probability spaces is reviewed and developed, and the intuitively appealing interval score is proposed as a utility function in interval estimation that addresses width as well as coverage.
Book

Bayesian networks and decision graphs

TL;DR: The book introduces probabilistic graphical models and decision graphs, including Bayesian networks and influence diagrams, and presents a thorough introduction to state-of-the-art solution and analysis algorithms.
ReportDOI

Efficient Tests for an Autoregressive Unit Root

TL;DR: In this paper, a modified version of the Dickey-Fuller t test is proposed to improve the power when an unknown mean or trend is present, and a Monte Carlo experiment indicates that the modified test works well in small samples.