{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011623},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010037","490:4900008004","490:4900008659","490:4900008891","490:4900008438","490:4900011065","490:4900010396","490:4900007773","490:4900011290","490:4900011220","490:4900008102","490:4900009837","491:4910005662","490:4900010566","490:4900010565","490:4900010134","490:4900010229","490:4900010989","490:4900010915","490:4900008892","490:4900010750","490:4900008212","490:4900010990","490:4900010480","490:4900007992"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2696960197969734,0.20377701915803292,0.20354836100705953,0.18266405562014873,0.14238936983542586,0.11929908265151658,0.11613032837774871,0.08520345262039472,0.08035591070540551,0.08016622198080489,0.07564249589424471,0.07369390940360966,0.07353949952562301,0.06703300011356764,0.06586788070052373,0.06351190107646351,0.06338476072824607,0.060319384151956985,0.05755411769061491,0.056360758149993244,0.05263910161029957,0.051087139328218074,0.05061363412563383,0.04951175399148717,0.041099146300426624],"twin_dists":[0.2102571128391623,0.23165246891407967,0.23173420416600807,0.2394842283201537,0.25642828263785666,0.2678137667480209,0.26950393759517316,0.2882343750347411,0.29164209716490713,0.2917787543700069,0.2951174207745785,0.2966053013721034,0.29672455740293097,0.30194465013383165,0.30292256566425085,0.30494396713179367,0.30505478558421656,0.3077834512587506,0.3103445701699678,0.3114812696850834,0.315158904919768,0.3167565255392399,0.3172519942424612,0.3184201001251156,0.32813646659797335],"n_dims_used":45,"mean_confidence":0.8862955729166667},"coverage":{"mean_confidence":0.8862955729166667,"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}}