{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011477","490:4900011872","490:4900011937","490:4900011605","490:4900012074","490:4900010784","490:4900011472","490:4900012208","490:4900009061","490:4900009891","490:4900009169","490:4900011939","490:4900012143","490:4900011204","490:4900012142","490:4900011123","490:4900011125","490:4900011852","490:4900009168","490:4900011875","490:4900012006","490:4900011543","490:4900012003","490:4900011722","490:4900009380"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.626870327528719,0.6080293765404193,0.5894359309489848,0.483742301936633,0.4667609973719368,0.4397762688147644,0.40448193089740814,0.40415903199439646,0.3887812056008888,0.3692563380712974,0.34772773238121185,0.3453026048109949,0.34197285079508327,0.33976952146123307,0.327074944717212,0.3209083959216824,0.31367120310498725,0.3091151391158583,0.3036187452335812,0.3017668498551216,0.2907972412685666,0.2880543412153339,0.2704587466255191,0.2655505691642333,0.26513475198868225],"twin_dists":[0.12551757084760332,0.1295535711652007,0.13353589043074374,0.15651928228085119,0.16032403786355823,0.16647145019297738,0.17474255976200467,0.1748196313107205,0.17852319955928891,0.1833268620060542,0.18877295674996655,0.1893972727453338,0.1902582717549739,0.19083046432244424,0.19416700141766005,0.19581348064078427,0.19776860877118413,0.1990125935813234,0.20052742740803614,0.20104139225863638,0.20412444027533708,0.20490606446960996,0.21003043333138022,0.21149612560398445,0.21162106875290523],"n_dims_used":45,"mean_confidence":0.9111637539333768},"coverage":{"mean_confidence":0.9111637539333768,"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}}