{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002756","485:4850001744","485:4850002773","485:4850001191","485:4850001194","487:4870007825","485:4850002490","485:4850003086","485:4850004113","485:4850002220","485:4850001523","499:4990002994","470:4700007507","485:4850001257","485:4850001193","485:4850002898","485:4850002043","466:4660012505","466:4660011883","485:4850004927","485:4850000776","469:4690005383","485:4850001868","469:4690006021","466:4660012357"],"twin_admin_codes":[485,485,485,485,485,487,485,485,485,485,485,499,470,485,485,485,485,466,466,485,485,469,485,469,466],"twin_sims":[0.5756074263612807,0.5642656593679448,0.5318674419597207,0.42247014487603796,0.40574958205641015,0.36083840819562485,0.35006383950785286,0.3251439572329878,0.3231098861451885,0.3169381100444867,0.30940986648169455,0.3041364601167555,0.29891975445687025,0.29056602764560346,0.2858947236282114,0.2799500031448804,0.27664147967012365,0.274315067342375,0.2707518652631183,0.2694414722910864,0.2689219315992157,0.26469295630363593,0.26073906461943175,0.2599055723031733,0.25378123159411664],"twin_dists":[0.13650165760689645,0.13893900917304364,0.1459411339031711,0.1704907759449945,0.1744402544319417,0.18543648698682424,0.18817372278872468,0.19468070841924587,0.1952236736489474,0.19688293425905634,0.19893180527177967,0.20038406963668678,0.2018351592175698,0.20419015741151547,0.2055246124912623,0.20724194080411296,0.2082073078844678,0.20889034116510138,0.20994342464776014,0.21033285158719825,0.21048757464667334,0.21175395173221492,0.21294942096419653,0.21320287745689595,0.21508114443709253],"n_dims_used":45,"mean_confidence":0.9164370218912761},"coverage":{"mean_confidence":0.9164370218912761,"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}}