# Facial action coding

Type: Technology

Source: AI Intelligence Brief — https://getaibrief.com/entity/facial-action-coding
Canonical HTML page: https://getaibrief.com/entity/facial-action-coding

## Timeline

- **2026-10-05**: Defense News publishes inquiry — Defense News reports concerns from national security lawyers, scientists, and AI auditors that AI deception detection lacks scientific backing, may compound errors, and could violate civil liberties.
- **2026-09-30**: DCSA narrows Modernizing Polygraph R&D — DCSA says active research and development excludes generative AI, large language models, facial action coding, micro-expression analysis, and vocal analyses; the statement does not address deceptive-speech scanning AI.
- **2026-07**: Pentagon preps AI trustworthiness tools — Declassified presentation slides and prior DoD statements show AI tools being prepared to analyze text, voices, and faces to estimate trustworthiness.

## Recent coverage (1 stories)

### Pentagon excludes 4 AI techniques from Modernizing Polygraph R&D
2026-10-06 00:24:44 · Sentiment: Neutral · Impact: 5/10 · Sources: 2

DCSA has disavowed generative AI, large language models, facial action coding, and vocal stress analysis in the Modernizing Polygraph program, but left deceptive-speech language models unaddressed. The move follows scientific and civil-liberty criticism of AI-driven trustworthiness scoring.
Full story: https://getaibrief.com/story/pentagon-modernizing-polygraph-ai-r-and-d-narrowing

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