{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780005138","473:4730007180","498:4980000477","500:5000006130","478:4780005822","478:4780003570","500:5000003438","500:5000005673","485:4850008992","498:4980001195","473:4730007267","473:4730002674","485:4850009052","498:4980001290","473:4730001480","472:4720002300","500:5000009250","498:4980001300","473:4730008145","473:4730005185","485:4850000622","469:4690000438","484:4840004154","478:4780006418","478:4780002864"],"twin_admin_codes":[478,473,498,500,478,478,500,500,485,498,473,473,485,498,473,472,500,498,473,473,485,469,484,478,478],"twin_sims":[0.5332276252371804,0.4195344726930322,0.39285932372077914,0.3607841407174887,0.3540934357549257,0.3433958300317789,0.3312638011301908,0.3216880814060277,0.3199900022269198,0.3058769822653418,0.3011241866994029,0.2982455406374253,0.27263377821570206,0.269730122587223,0.2620622001313862,0.24877075463181847,0.24468213891712282,0.23801241702638737,0.2334648902268694,0.23233614007224207,0.22769977103060904,0.22327599034487286,0.21960175621904127,0.219547854278551,0.2188331070541669],"twin_dists":[0.14564563956957374,0.17117926276528897,0.17753454649566894,0.18545016729946925,0.18714498646897815,0.18988977824015815,0.19305834794388238,0.19560433519313958,0.1960601990710373,0.19990314470437232,0.20122018252599067,0.20202377640368152,0.20938618082112945,0.2102469691626219,0.2125481116302283,0.2166393240233742,0.21792577538651572,0.22005448349465745,0.22152823261203,0.22189694316242523,0.2234239310699474,0.22490021493014373,0.22614125026315177,0.22615955958330597,0.2264026291546505],"n_dims_used":45,"mean_confidence":0.9212006462944878},"coverage":{"mean_confidence":0.9212006462944878,"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}}