release-notes-v0.9.2.0.md

Pyserini Release Notes (v0.9.2.0)

Release date: May 15, 2020

• Refactored SimpleSearcher to keep up with underlying changes in Anserini.
• Exposed num_docs in SimpleSearcher.
• Exposed Lucene query building blocks in pyquerybuilder.
• Exposed options for setting BM25 parameters when computing BM25 term weights in IndexReaderUtils.
• Added Cord19Article to provide support for manipulating CORD-19 articles in pycollection.
• Added documentation for reading CORD-19 via the Collection API; supports data drop of 2020/05/12.
• Known issue: new methods for computing query-document scores have not be properly "wired up" in Pyserini yet.

Contributors (This Release)

Sorted by number of commits:

• Jimmy Lin (lintool)
• Chris Kamphuis (Chriskamphuis)
• Pepijn Boers (PepijnBoers)
• Stephanie Hu (stephaniewhoo)

All Contributors

Sorted by number of commits, according to GitHub:

• Jimmy Lin (lintool)
• Zeynep Akkalyoncu Yilmaz (zeynepakkalyoncu)
• Chris Kamphuis (Chriskamphuis)
• Tommaso Teofili (tteofili)
• Pepijn Boers (PepijnBoers)
• Stephanie Hu (stephaniewhoo)
• Rodrigo Nogueira (rodrigonogueira4)
• Alireza Mirzaeiyan (amirzaeiyan)