{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000251","490:4900000967","490:4900000950","490:4900000833","490:4900000344","490:4900003083","490:4900001460","490:4900002655","487:4870003398","490:4900001077","494:4940008753","487:4870002453","490:4900000269","490:4900000727","490:4900001337","490:4900001073","490:4900000523","496:4960009284","478:4780008961","490:4900004598","490:4900000398","490:4900000949","490:4900001474","496:4960008957","490:4900000615"],"twin_admin_codes":[490,490,490,490,490,490,490,490,487,490,494,487,490,490,490,490,490,496,478,490,490,490,490,496,490],"twin_sims":[0.7982202846800098,0.522003928219945,0.4794812950287319,0.420634922778931,0.41179430944712986,0.34916899006947777,0.3469311723157455,0.3340996366236058,0.32971154666591146,0.3291917356722934,0.3169131216710286,0.29654556167498924,0.2813970997796521,0.2803349682326241,0.27412789458763426,0.2597023334580743,0.2596914071328078,0.2585078995637819,0.2567519581583819,0.24726262855686038,0.2392359962002971,0.23712011550370288,0.2361594055031534,0.22551265288519784,0.22448198509389336],"twin_dists":[0.0871941895550612,0.14808882997022982,0.15746984555506252,0.17092094273203542,0.17300444916009466,0.18840301145869603,0.18897776596479068,0.19231215016764355,0.19346827513338105,0.19360578615028542,0.19688968906402643,0.20250047446713376,0.20682188460003592,0.20713006666290967,0.20894544898467457,0.21326475778331144,0.213268085394834,0.2136290456747017,0.21416651885482743,0.21711225166625056,0.2196610925411728,0.22034219751337247,0.2206527601856698,0.2241514015066932,0.22449584247726187],"n_dims_used":45,"mean_confidence":0.9178041246202256},"coverage":{"mean_confidence":0.9178041246202256,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}