{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001055","500:5000002252","500:5000002242","499:4990002792","477:4770002338","485:4850007998","500:5000006014","477:4770000127","500:5000001223","500:5000001066","499:4990002548","500:5000002117","477:4770001080","477:4770001544","485:4850008035","499:4990000403","500:5000001004","477:4770001655","500:5000000949","499:4990000458","478:4780005082","499:4990002296","477:4770000967","500:5000003126","500:5000002126"],"twin_admin_codes":[499,500,500,499,477,485,500,477,500,500,499,500,477,477,485,499,500,477,500,499,478,499,477,500,500],"twin_sims":[0.479225992146399,0.46917356210110794,0.40148008214603503,0.3648323748387159,0.3554776905724806,0.34027905425376526,0.32788684720251515,0.3073613161163958,0.3069783887196059,0.27768593758046306,0.2638622091791658,0.2588489150671372,0.2564909331456903,0.2532363993517641,0.25308638577534165,0.2528569247316167,0.2527654107117676,0.24663778175951592,0.24654628604593123,0.23918810416550226,0.23319246411303005,0.22706083921333495,0.22686604721624531,0.21848366350187415,0.21676423406016984],"twin_dists":[0.1575268844808553,0.15978072498473275,0.1754601300500942,0.18443249799990064,0.18679299773719774,0.1906979651809886,0.19395150926722596,0.19949425552279254,0.1995996312340596,0.20790179779180015,0.2120041985146644,0.21352493212807902,0.21424661361929223,0.2152496232102582,0.21529605244848238,0.21536710457823227,0.21539545314609035,0.21730873751461993,0.21733753558831206,0.2196764655753838,0.2216171142726466,0.22363596918135345,0.22370069214886867,0.22652166097161114,0.22710922473473397],"n_dims_used":45,"mean_confidence":0.9238110012478299},"coverage":{"mean_confidence":0.9238110012478299,"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}}