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fix(iace): prioritize zone-specific matches in greedy assignment

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Sort matches by specificity first (zone overlap), then by score.
Prevents generic matches from consuming specific Engine patterns
that should match more specific GT entries.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Benjamin Admin
2026-05-15 09:45:08 +02:00
parent 659c0505f8
commit c060ac222a
1 changed files with 11 additions and 2 deletions
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ai-compliance-sdk/internal/iace/benchmark_matcher.go
+11 -2
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@@ -111,8 +111,17 @@ func CompareBenchmark(gt *GroundTruth, hazards []Hazard, mitigations []Mitigatio
} }
} }
// Greedy best-first 1:1 assignment // Greedy assignment: sort by score, but prioritize high-specificity matches
sort.Slice(pairs, func(a, b int) bool { return pairs[a].score > pairs[b].score }) // (matches where both category AND zone overlap) over generic ones
sort.Slice(pairs, func(a, b int) bool {
// First: prioritize matches with zone overlap (more specific)
aHasZone := pairs[a].reason != "" && (strings.Contains(pairs[a].reason, "Zone") || strings.Contains(pairs[a].reason, "Keywords+Zone"))
bHasZone := pairs[b].reason != "" && (strings.Contains(pairs[b].reason, "Zone") || strings.Contains(pairs[b].reason, "Keywords+Zone"))
if aHasZone != bHasZone {
return aHasZone
}
return pairs[a].score > pairs[b].score
})
usedGT := make(map[int]bool) usedGT := make(map[int]bool)
usedEng := make(map[int]bool) usedEng := make(map[int]bool)
var matched []HazardMatchPair var matched []HazardMatchPair