~/talk

torchFastText: Modernizing Text Classification at Insee with PyTorch-based models

Talkat PyData Paris 2025 · 2025-09-30..10-01· [machine-learning, python]
name:Tayebjee
links:none on file
name:Couralet
links:none on file
slides:none on file

Open-sourced torchFastText replaces archived fastText for INSEE by providing a PyTorch training stack that trains on GPU but runs CPU-only inference, targets 200 ms inference per sentence, and handles 700+ classes of NACE labels. The pipeline uses MLflow for tracking and model packaging, FastAPI + ArgoCD for serving, and Captum for explainability. The claim is concrete: the PyTorch model beats the previous fastText on INSEE data, is packaged for secure CPU production, and is available for others to inspect and extend.

AI-written summary · about

  1. 0:00Modernizing text classification
  2. 3:22Current MLOps pipeline
  3. 6:11Data cleaning and rules
  4. 7:58MLflow for training
  5. 9:45Human-readable predictions
  6. 10:49Custom metric for trade-offs
  7. 11:30FastAPI and Argo CD
  8. 13:14Model monitoring
  9. 14:38Why torchFastText
  10. 17:52torchFastText features
  11. 20:02Explainability with Captum
  12. 21:07Future MLOps automation
  13. 21:50torchTextClassifiers roadmap
  14. 25:36Q&A
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