Improve scanner repeatability guardrails

src/lib/artifactOcrParser.ts

@@ -178,6 +178,9 @@ function parseArtifactName(titleText: string): ParsedField {
     if (alias) return field(alias, 96, "database");
   }
 
+  const partialPiece = derivePieceFromDistinctivePartialName(titleText);
+  if (partialPiece) return field(partialPiece, 72, "fallback");
+
   const knownPiece = fuzzyFindKnown(titleText, knownPieceNames, 0.72);
   if (knownPiece) return field(knownPiece.value, Math.round(knownPiece.score * 100), knownPiece.score >= 0.98 ? "database" : "fallback");
 
@@ -294,6 +297,20 @@ function deriveSetFromPartialPieceName(text: string) {
   return sets.length === 1 ? sets[0] : "";
 }
 
+function derivePieceFromDistinctivePartialName(text: string) {
+  const words = cleanupOcrLabel(text)
+    .split(/\s+/)
+    .map((word) => simplifyForMatch(word))
+    .filter((word) => word.length >= 8);
+  if (words.length === 0) return "";
+
+  const candidates = knownPieceNames.filter((piece) => {
+    const normalizedPiece = simplifyForMatch(piece);
+    return words.some((word) => normalizedPiece.includes(word));
+  });
+  return candidates.length === 1 ? candidates[0] : "";
+}
+
 function findMainValue(text: string, mainStat: string, slot: string, level: number | null): ParsedField {
   const cleaned = text.replace(/\b20\b/g, " ").replace(/[Oo]/g, "0");
   const percentValue = extractPercentValue(cleaned);