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What's new in Terrier 1.0.0

Terrier 1.0.1

09/02/2005

BUG 1: bin/interactive_terrier.bat doesn't run the correct class.
BUG 2: bin/compile.sh compiles the ANTLR parser correctly.
BUG: Lexicon binary search failed when searching for the last entry. Binary search has been updated.
Document Index binary search made more robust for different types of documentIds.
Desktop Terrier: starts new threads using correct Swing utility API.
Desktop Terrier: close PDF documents correctly.
Desktop Terrier: search text logging is slightly more robust.
Desktop Terrier: always disable search tab while indexing.
Desktop Terrier: temporary lexicon folders are deleted if they exist in the index folder before indexing.
Desktop Terrier: process only 25,000 terms at a time during block inverted index building, as only 120MB heap space is restrictive.
TREC: Model, QEModel & C value is displayed correctly in TREC querying and results file.
Documentation: Removed Known Issue 1 from doc/todo.html.
Documentation: Updated javadoc in ApplicationSetup.java.
Documentation: Added more details about compiling in doc/terrier_develop.html.

28/01/2005

New Indexing APIs, that allow more diverse forms of collections to be easily indexed.
New Querying API and languages (eg fields, phrases, proximity, requirements).
More Statistical IR Models: tf-idf, BM25, Divergence From Randomness models, and Ponte-Croft language model.
More example applications, including a Desktop Search application

22/11/2004

18/11/2004