* [Introduction to Information Retrieval](http://nlp.stanford.edu/IR-book/information-retrieval-book.html)
* [Information Retrieval: A Survey](http://www.csee.umbc.edu/csee/research/cadip/readings/IR.report.120600.book.pdf) (PDF)
* [Practical Semantic Web and Linked Data Applications: Common Lisp Edition](http://www.markwatson.com/opencontent/book_lisp.pdf) - Mark Watson
* [Practical Semantic Web and Linked Data Applications: Java, JRuby, Scala, and Clojure Edition](http://www.markwatson.com/opencontent/book_java.pdf) - Mark Watson
####Datamining
* [Data Mining and Analysis: Fundamental Concepts and Algorithms](http://www.dataminingbook.info/DokuWiki/doku.php) (Draft)