{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000759","477:4770001129","477:4770000446","477:4770000709","477:4770001192","477:4770000392","477:4770000821","477:4770000662","477:4770001547","477:4770000761","477:4770000394","477:4770000552","477:4770000453","477:4770000612","477:4770000763","477:4770000960","477:4770000495","477:4770000496","477:4770001694","477:4770000402","477:4770000501","477:4770000441","477:4770000656","477:4770000549","477:4770000442"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9228244654795482,0.8540318186269075,0.8538339915253974,0.8447591247582794,0.8078105961160135,0.7971573729581585,0.7811111221989602,0.7770603506268685,0.7684739118453151,0.767125477526577,0.7650193439187076,0.7607657873568433,0.7597994411238631,0.7480628683828643,0.7427350040899413,0.740130811252113,0.739490719761156,0.7269140495121493,0.7236446100692125,0.7205520005052617,0.7199705408931695,0.7190773939182514,0.7049651135348106,0.6980198916901594,0.6974791239384115],"twin_dists":[0.052052372680869693,0.07295821771434625,0.07301175744658413,0.07543991915858245,0.0848524123980716,0.08745157464305794,0.09128945195902978,0.09224513361728202,0.09425500118586069,0.09456876510841603,0.09505786181439095,0.09604211540369029,0.09626508205237795,0.09895519881136175,0.10016614850148776,0.10075587666643919,0.10090061611462614,0.10372850732631464,0.10445895959055594,0.10514824789330442,0.10527766985338677,0.1054763614592442,0.10859976364198057,0.1101267770135095,0.11024541729260416],"n_dims_used":45,"mean_confidence":0.9219122992621528},"coverage":{"mean_confidence":0.9219122992621528,"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}}