{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008668","490:4900008337","490:4900008455","490:4900008557","490:4900008233","490:4900010318","490:4900010399","490:4900010405","490:4900008667","490:4900008336","490:4900008560","490:4900008556","490:4900009421","490:4900007900","490:4900009633","490:4900008454","490:4900008673","490:4900008678","490:4900007903","490:4900009012","490:4900008566","490:4900009636","490:4900008675","490:4900009121","490:4900008226"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6984373357778011,0.5326158215637224,0.5079833755970011,0.4404374053053456,0.432645567672176,0.4012186796177714,0.3681934805904101,0.35241139917694286,0.34265724576547696,0.31683330506725216,0.31159457678709723,0.3112353130106842,0.30152534930136216,0.2950523620221469,0.27557903845485865,0.27282809538624625,0.26893366206407926,0.26434993403077156,0.25084460056250235,0.23082099943544354,0.22077408130304757,0.2186648350369336,0.20757905346611497,0.20228570297195556,0.18024138427977185],"twin_dists":[0.11003516844040077,0.14577853217663087,0.15115812076422777,0.1663191713025826,0.1681196455386479,0.17552273071991645,0.18359188322376233,0.1875736568733824,0.19008093957663363,0.1969112669374198,0.1983343201567305,0.19843240829002834,0.20110855217010226,0.20292051733333394,0.20851880202261733,0.20932877763425897,0.2104840791864577,0.21185722116129072,0.21599198327541408,0.22239372604556953,0.22574377936973455,0.22645993213007304,0.23030251634043392,0.23218668730890052,0.240422779730844],"n_dims_used":45,"mean_confidence":0.8833652072482638},"coverage":{"mean_confidence":0.8833652072482638,"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}}