Pierre Baldi is a chancellor's professor of computer science at University of California Irvine and the director of its Institute for Genomics and Bioinformatics. Paolo Frasconi is the author of Modeling the Internet and the Web: Probabilistic Methods and Algorithms, published by Wiley.

• Preface. 1 Mathematical Background.1.1 Probability and Learning from a Bayesian Perspective.1.2 Parameter Estimation from Data.1.3 Mixture Models and the Expectation Maximization Algorithm.1.4 Graphical Models.1.5 Classification.1.6 Clustering.1.7 Power-Law Distributions.1.8 Exercises.2 Basic WWW Technologies.2.1 Web Documents.2.2 Resource Identifiers: URI, URL, and URN.2.3 Protocols.2.4 Log Files.2.5 Search Engines.2.6 Exercises.3 Web Graphs.3.1 Internet and Web Graphs.3.2 Generative Models for the Web Graph and Other Networks.3.3 Applications.3.4 Notes and Additional Technical References.3.5 Exercises.4 Text Analysis.4.1 Indexing.4.2 Lexical Processing.4.3 Content-Based Ranking.4.4 Probabilistic Retrieval.4.5 Latent Semantic Analysis.4.6 Text Categorization.4.7 Exploiting Hyperlinks.4.8 Document Clustering.4.9 Information Extraction.4.10 Exercises.5 Link Analysis.5.1 Early Approaches to Link Analysis.5.2 Nonnegative Matrices and Dominant Eigenvectors.5.3 Hubs and Authorities: HITS.5.4 PageRank.5.5 Stability.5.6 Probabilistic Link Analysis.5.7 Limitations of Link Analysis.6 Advanced Crawling Techniques.6.1 Selective Crawling.6.2 Focused Crawling.6.3 Distributed Crawling.6.4 Web Dynamics.7 Modeling and Understanding Human Behavior on the Web.7.1 Introduction.7.2 Web Data and Measurement Issues.7.3 Empirical Client-Side Studies of Browsing Behavior.7.4 Probabilistic Models of Browsing Behavior.7.5 Modeling and Understanding Search Engine Querying.7.6 Exercises.8 Commerce on the Web: Models and Applications.8.1 Introduction.8.2 Customer Data on theWeb.8.3 Automated Recommender Systems.8.4 Networks and Recommendations.8.5 Web Path Analysis for Purchase Prediction.8.6 Exercises.Appendix A: Mathematical Complements.A.1 Graph Theory.A.2 Distributions.A.3 Singular Value Decomposition.A.4 Markov Chains.A.5 Information Theory.Appendix B: List of Main Symbols and Abbreviations.References.Index.

"…I congratulate the authors on a very well-researched and well-written publication." (Technometrics, August 2004, Vol. 46, No. 3) “…fascinating …I highly recommend this book…” (Short Book Reviews, August 2004)“…a very well-researched and well-written publication.” (Technometrics, August 2004)