{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011368","490:4900011711","490:4900011316","490:4900011231","490:4900011172","490:4900010770","490:4900011650","490:4900012117","490:4900011233","490:4900011709","490:4900011299","490:4900011155","490:4900011718","490:4900011583","490:4900012097","490:4900011373","490:4900011249","490:4900011083","490:4900011778","490:4900010920","490:4900011835","490:4900011099","490:4900010772","490:4900010855","490:4900011152"],"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":[0.39703885696816904,0.3505849773217494,0.30510664165431006,0.28781494701341487,0.28528384659441086,0.24233487094113085,0.1966570434598188,0.18544559503090796,0.17912761703986269,0.17515027881852685,0.1721857460019789,0.1395438596264096,0.13891346082775433,0.13311306858319308,0.13071535572585302,0.13071116971753965,0.11680753730611114,0.10390493173705609,0.10389768035949559,0.10304178340193475,0.10211011599828919,0.09504799257772308,0.08868346955778567,0.08011876806128883,0.07376855573957346],"twin_dists":[0.17652624462721056,0.18804033227623596,0.20011580214131666,0.2049744934548713,0.20570008559250708,0.21867059220036228,0.23422776206799695,0.23841742236047517,0.24085725499400865,0.2424246334665208,0.24360946859035343,0.25775268612210295,0.2580488162266529,0.2608218839197267,0.26199474301050935,0.2619968047502285,0.26913977956431445,0.27637821350748404,0.27638247282535316,0.2768868457163219,0.2774395978547092,0.281763191378059,0.28588214348848784,0.2918129820763517,0.2965477218603778],"n_dims_used":45,"mean_confidence":0.8934166802300347},"coverage":{"mean_confidence":0.8934166802300347,"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}}