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docs(stammbaum): explain MAX_DEPTH=8 rationale on RelationshipInferenceService

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8 hops covers great-grandparents ↔ great-great-grandchildren and second
cousins — the practical horizon for a 1899–1950 archive. Prevents future
blind tuning of the constant.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Marcel
2026-04-28 12:59:19 +02:00
committed by marcel
parent 0b3455dbb2
commit cbaff016d0
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backend/src/main/java/org/raddatz/familienarchiv/relationship/RelationshipInferenceService.java
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@@ -20,6 +20,9 @@ import java.util.*;
@RequiredArgsConstructor
public class RelationshipInferenceService {
// 8 hops covers great-grandparents ↔ great-great-grandchildren and second cousins —
// the practical horizon for a 1899–1950 family archive. Paths longer than this are
// classified as LABEL_DISTANT and rarely carry meaningful relationship labels.
static final int MAX_DEPTH = 8;
/** "distant" is the catch-all label for paths that do not match the LABEL_MAP. */