{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000949","499:4990000615","477:4770003619","488:4880000215","500:5000009827","472:4720002255","500:5000003580","488:4880004078","499:4990000998","488:4880004550","499:4990000395","473:4730003818","477:4770004013","500:5000004833","466:4660002649","470:4700000327","467:4670000898","499:4990001029","499:4990002656","473:4730003494","470:4700000487","477:4770001488","499:4990000488","467:4670000776","499:4990000631"],"twin_admin_codes":[499,499,477,488,500,472,500,488,499,488,499,473,477,500,466,470,467,499,499,473,470,477,499,467,499],"twin_sims":[0.5102597037458559,0.4824337314278217,0.3486318235922692,0.3423488057033032,0.30635158807617996,0.25970508662041497,0.2471383132105032,0.24688362666966665,0.24619399090111188,0.2461729491304524,0.24584969213806682,0.2354165740180668,0.2331292793065698,0.23089245697594782,0.22853835058288047,0.22836654971826628,0.22769806120306277,0.22652941557642997,0.2245044948893981,0.21842111142371742,0.2150253281630442,0.20217085037301102,0.20047795898402332,0.20042757798817482,0.2000389238927837],"twin_dists":[0.15065837532883325,0.1568109219221955,0.18854079856637584,0.19016083543337678,0.1997722808272129,0.2132639193218249,0.21715131773859564,0.21723139237026784,0.21744848392130858,0.2174551138381588,0.21755701267398395,0.2208934570884333,0.22163773866588635,0.22237024845002365,0.2231462340842953,0.22320307124440658,0.2234244979730041,0.22381263066799054,0.22448830866213182,0.22654298172108853,0.2277066428179053,0.23222794175440242,0.23283789771393124,0.2328561044348256,0.2329966626373401],"n_dims_used":45,"mean_confidence":0.9270650227864583},"coverage":{"mean_confidence":0.9270650227864583,"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}}