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Fix normalized cosine distance consistency for PQ graphs - #1298

Merged

juchen-ms (partychen) merged 4 commits into

microsoft:mainfrom

partychen:juchen-microsoft-fix-pq-graph-distances

Aug 14, 2026

Merged

Fix normalized cosine distance consistency for PQ graphs#1298
juchen-ms (partychen) merged 4 commits into
microsoft:mainfrom
partychen:juchen-microsoft-fix-pq-graph-distances

Commits on Aug 12, 2026
- Use L2 for normalized PQ vectors
  
  juchen-ms (partychen)
  and
  Copilot
  committed
  12da2d2
Commits on Aug 13, 2026
- Keep Product-PQ effective metric across reloads
  
  juchen-ms (partychen)
  and
  Copilot
  committed
  e319d9f
- Scope Product-PQ metric remap to graph builds
  juchen-ms (partychen)
  committed
  ff1769f
- Clarify Product-PQ pruning metric rationale
  juchen-ms (partychen)
  committed
  6e0a3fb