Franz Josef Och
Also known as Franz Och, Franz J. Och
Franz Josef Och built his career around statistical machine translation. He worked on the method from 1997 and completed a dissertation at RWTH Aachen in 2002. His software scored highest among 23 translation systems in a 2003 test, and in 2004 he joined Google to head its machine translation group. Human Longevity hired him as chief data scientist in July 2014. He co-authored the Gemini 2.5 report, which was first submitted to arXiv in July 2025.
Timeline
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1997–2002
A dissertation in Aachen
He works on statistical machine translation from 1997 and completes a dissertation at RWTH Aachen in 2002.
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2002–2004
A research post at USC
He works as a researcher at USC in Los Angeles from 2002 to 2004.
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2003
Top scores in translation tests
In 2003 his software scores highest among 23 Arabic- and Chinese-to-English translation systems in tests by the U.S. Commerce Department.
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2003
Minimum error rate training
In 2003 he publishes Minimum Error Rate Training in Statistical Machine Translation.
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2004–2014
Heading Google's machine translation group
He joins Google in 2004 as a research scientist and manager, heading its machine translation group.
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April 2006
Statistical translation goes live
In April 2006 he posts on the Google Research blog as a research scientist, announcing that Google's statistical translation system is live.
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July 2014
Chief data scientist at Human Longevity
In July 2014 Human Longevity hires him as chief data scientist, an expert in machine learning and machine translation.
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July 2025
Co-author of the Gemini 2.5 report
He is one of the listed authors of the Gemini 2.5 report, which first appears on arXiv in July 2025.
Sources and credits
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- Franz Josef Och - Wikipedia
- Franz Och Joins HLI as Chief Data Scientist | Human Longevity
- Franz Josef Och – Wikipedia
- Computer Language Translation System Romances the Rosetta Stone - USC Viterbi | School of Engineering
- Minimum Error Rate Training in Statistical Machine Translation - ACL Anthology
- Statistical machine translation live
- [2507.06261] Gemini 2.5: Pushing the Frontier with Advanced Reasoning, Multimodality, Long Context, and Next Generation Agentic Capabilities