Didier Guillevic



Prior Experiences

Professional Experiences

Government of Canada

  • Scientist
  • Canada (Montréal), 2017-present

Idilia Inc.

Locus Dialogue (acquired by Nuance)

  • Software Engineer - Machine Learning: Speech Recognition and Machine Learning
  • Canada (Montréal), 2000-2002
  • Reporting to the Research and Development Manager (R&D)

  • Team responsible for the post-processing of the Automatic Speech Recognition (ASR) output.
  • Hidden Markov Model, Gauss, generalized linear models, neural networks.
  • Software deployed at close to 1,000 installations worldwide and able to serve approximately one-half billion calls annually. Reliability of predictions being extremely important.
  • Design and implementation of a new version of the post-processing module.
  • Responsible for implementation, machine learning tools, evaluation, testing and improvements.
  • Significantly enhanced the robustness and performance of the post-processing module shipped in the Locus Dialogue speech products.
  • Tools: Windows, Cygwin, C++, ClearCase
  • Machine Learning: Neural Networks, Hidden Markov Models, Generalized Linear Models

NEC Central Research Labs

  • Member of the Research Staff: Machine learning, Pattern recognition
  • Japan (Kawasaki), 1997-2000
  • Reporting to the Research and Development Manager (R&D)

  • Pattern Recognition Laboratory.
  • R&D activities for the NEC postal sorting machines shipped worldwide.
  • Design and implementation of software to be deployed in Finland’s postal sorting facilities to handle hundreds of millions of mail pieces per year. Recognition results need to have an extremely low error rate.
  • Responsible for full development cycle of handwritten digits and word recognition modules.
  • U.S.A. patent for a word lexicon reduction system: US Patent 6834121.
  • Tools: Linux, EWS-UX, HP-UX, C++
  • Machine Learning: Neural Networks, Hidden Markov Models.

Xerox Research Center Webster

ACSIEL (formerly SYCEP)

  • Manager of the German Office: Export
  • Germany (Munich), 1987-1989
  • Reporting to the Company’s President in Paris, France

  • Acted as a liaison between the French manufacturers of electronic components and their German customers and distributors.
  • Provided assistance to the French companies in establishing their distribution channel in Germany.
  • Assisted the French companies in their business dealings with the German Institute of Norms (DIN).

(Formal) Education

(Continuing) Education

Privacy Preserving Machine learning

Deep Learning

Machine Learning - Natural Language Processing

Data Science

Computer Science - Statistics - Data Structures - Algorithms

Learning / Education


  • French (mother tongue)
  • English (bilingual)
  • German (fluent, lived-studied-worked 3 years in Germany)
  • Japanese (intermediate, lived 3 years in Japan)

Personal Experiences

  • Work and study in France, Germany, England, Canada, USA and Japan.
  • Sports: running, cycling, dragon boat.