{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012564","490:4900012349","490:4900012282","490:4900012565","490:4900012636","490:4900007125","490:4900001550","490:4900006389","490:4900012779","490:4900012284","490:4900006639","490:4900003578","490:4900003439","490:4900012635","490:4900012493","490:4900005755","466:4660007638","490:4900001415","490:4900002443","490:4900006281","490:4900006269","490:4900006156","490:4900001274","490:4900005108","490:4900003711"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.8128030287103571,0.6714889045172648,0.49786542294809316,0.4666475115765298,0.29787850955691614,0.29227652360379897,0.2896525417457498,0.25794032958120017,0.254379704327741,0.2508654321834201,0.23509305867930408,0.22350963046579356,0.21000933823224308,0.2069400141549965,0.1874686900327928,0.1741326078610646,0.17257498907068616,0.16891481510133805,0.16741938019576508,0.1613585417783162,0.16062844070681287,0.1568883552690279,0.15613338714602853,0.15554861453001312,0.15468201623087405],"twin_dists":[0.08361869310643258,0.11591002028096081,0.15338671515864516,0.16034961866531788,0.2021265616996511,0.2037047219722597,0.20445009980753204,0.2138025194752961,0.2148963430361328,0.21598549817277618,0.22099843986907752,0.22482176151611327,0.2294484360566148,0.23052822574070878,0.2376485538804045,0.24282974026081833,0.24345307237915778,0.24493383107670377,0.24554545767141733,0.24806546719776337,0.24837363489857686,0.2499684671542731,0.25029375282310645,0.25054649881133056,0.2509223345049138],"n_dims_used":45,"mean_confidence":0.9103008694118924},"coverage":{"mean_confidence":0.9103008694118924,"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}}