{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006041},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001496","480:4800006369","480:4800006038","480:4800006046","493:4930001223","480:4800006186","493:4930002645","480:4800006161","480:4800006129","480:4800006401","493:4930002644","480:4800005934","493:4930001104","493:4930000777","480:4800006086","480:4800006104","480:4800006152","480:4800006380","493:4930001500","493:4930003332","480:4800006079","493:4930000990","493:4930002646","493:4930001649","480:4800006053"],"twin_admin_codes":[493,480,480,480,493,480,493,480,480,480,493,480,493,493,480,480,480,480,493,493,480,493,493,493,480],"twin_sims":[0.45613564352513214,0.44670258286573594,0.42560668067089813,0.4082975592748491,0.39211141962951024,0.38033508255824827,0.34285364982430405,0.32698982448991415,0.3220542185803284,0.3178429008939524,0.31262659139468485,0.3080562731295023,0.30295745095211307,0.28039856124547297,0.2795308068849617,0.25686525264675175,0.24784134991981213,0.24680711109816392,0.24245979556840994,0.23901093683600622,0.2385709371267518,0.23803494299219136,0.22734739072259158,0.2202576147114096,0.21856223479088388],"twin_dists":[0.16272864349498298,0.1648804845150793,0.16975739619310978,0.17383388981207376,0.17771549963020417,0.18058650439794546,0.190030084615508,0.19418961081571556,0.1955062191619122,0.19663855530745009,0.19805291258809002,0.19930320707256344,0.20071074958713184,0.20711159496635712,0.2073638691228672,0.21413177079465065,0.2169305543900418,0.21725545958846015,0.21863083488710877,0.21973335255621865,0.2198747516644774,0.22004722932205867,0.22354082439497386,0.22591871017264478,0.22649488591163763],"n_dims_used":43,"mean_confidence":0.9194793701171875},"coverage":{"mean_confidence":0.9194793701171875,"n_dims_used":43,"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}}