Researcher

Philipp Koehn

Also known as Philipp koehn

Philipp Koehn researches machine translation and develops resources and software for translation research with collaborators. His research includes a parallel corpus of European Parliament proceedings with entries dated 2001, 2003 and 2007. The corpus provides multilingual text resources for translation research. Koehn’s Pharaoh, dated 2003 and 2004, is a beam-search decoder for phrase-based statistical translation. Moses later replaced Pharaoh.

Works
424
Citations
35,987
h-index
66

Publication numbers from OpenAlex, as of 14 October 2026.

Photo of Philipp Koehn

Timeline

  1. 2001–2007

    European Parliament corpus

    His research includes a parallel corpus of European Parliament proceedings with entries dated 2001, 2003 and 2007. The corpus provides multilingual text resources for translation research.

  2. 2003–2004

    Pharaoh decoder

    Pharaoh, a beam-search decoder for phrase-based statistical translation, is dated 2003 and 2004. Moses later replaced Pharaoh.

  3. 2015

    Machine translation recognition

    Koehn received the International Association for Machine Translation Award of Honor in 2015. His work spans statistical and neural machine translation.

  4. 2024

    Research recognition

    ACL elected Philipp Koehn as a Fellow in 2024.

  5. As of October 2026

    Open translation infrastructure

    His work includes Moses, an open-source statistical machine translation system, translation surveys and computer-aided translation resources.

Sources and credits

Photo: www.cs.jhu.edu; creator not stated. License: Not stated by source. Source: cs.jhu.edu. Cropped to a square and resized. Ask us to remove or replace this photo.

  1. Philipp Koehn cs.jhu.edu. Checked 13 October 2026.
  2. ACL Fellows — 2024 — Philipp koehn aclweb.org. Checked 13 October 2026.