# =============================================================================
#  Project   : localvm-research
#  File      : src/localvm/quality/__init__.py
#  Purpose   : Quality metrics: perplexity, KL divergence, decision stability
#  Author    : Simon-Pierre Boucher
#  Contact   : contact@spboucher.ai
#  Created   : 2026-08-11
#  Modified  : 2026-08-11
#  Platform  : macOS / Apple Silicon (arm64)
#  License   : All rights reserved (research code)
# =============================================================================
"""Quality metrics: perplexity, KL divergence, decision stability."""