{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001121","471:4710001330","485:4850000510","484:4840003946","473:4730001656","499:4990002169","499:4990001971","477:4770003728","470:4700008599","498:4980000136","478:4780004048","488:4880000458","470:4700003123","500:5000008727","471:4710001277","478:4780005763","500:5000006137","473:4730006999","475:4750007900","478:4780006517","467:4670002837","473:4730008352","500:5000007054","472:4720007744","499:4990004039"],"twin_admin_codes":[499,471,485,484,473,499,499,477,470,498,478,488,470,500,471,478,500,473,475,478,467,473,500,472,499],"twin_sims":[0.19033913513065595,0.12752081949207483,0.12149516807720305,0.10699016438439682,0.10642681092517958,0.07788783122940679,0.07775620871379284,0.06905625973049465,0.06804572773216072,0.0671818344010684,0.06686451208772562,0.06483673990775367,0.06459344776182971,0.06421273157612695,0.06405716083001015,0.06397391440988842,0.06298484407499824,0.06210300357714751,0.06014271394335094,0.05849718282287345,0.058282518833557506,0.05785212682722002,0.057800160225274316,0.056775515680072344,0.05598840067495814],"twin_dists":[0.23656757298904615,0.26358286450153695,0.26666245097066593,0.2745866334704302,0.2749107454415219,0.29344079453525207,0.2935379982961171,0.3002789005612808,0.3011058319352092,0.30182072992769676,0.30208520505040287,0.3037998768393723,0.3040085343383285,0.30433634549753646,0.3044707554388301,0.3045427883500882,0.30540455292378826,0.3061822879633425,0.3079441573234593,0.30945995541887883,0.30966027574177296,0.3100637480540149,0.3101126315869002,0.3110839709627852,0.3118400160981383],"n_dims_used":45,"mean_confidence":0.9234986199273003},"coverage":{"mean_confidence":0.9234986199273003,"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}}