{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003067","490:4900004428","490:4900003341","490:4900003872","490:4900002917","490:4900003070","490:4900003472","490:4900003342","490:4900003473","490:4900002146","490:4900002606","490:4900002737","490:4900004553","490:4900004440","490:4900003465","490:4900004563","490:4900004562","490:4900003865","490:4900002302","490:4900003604","490:4900004457","490:4900004306","490:4900003347","490:4900003343","490:4900003608"],"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":[0.6243037999398265,0.5569694317997117,0.5235157881939814,0.5025073106184005,0.4947439927496475,0.4632050955972868,0.44644212856048154,0.4258679356201383,0.40895368531746784,0.39821875311210475,0.3875329720101454,0.3872076113506878,0.38417401325248135,0.37070629610911876,0.36520361615348723,0.35542642726256213,0.3191923311487044,0.318870854847913,0.3166083102248411,0.30638193512910894,0.3043649940348314,0.29770925032793244,0.2705249686297828,0.2700746087292113,0.2642188951068095],"twin_dists":[0.12606768306749525,0.14051014130194636,0.14775905411067056,0.15236276727967946,0.15407678141374173,0.16112659904753385,0.1649401385189143,0.16969641164171942,0.17367801721464757,0.17624248286544256,0.17882677920173815,0.17890598513654402,0.1796460103772849,0.18296592990386137,0.184339459679241,0.1868060203333355,0.19627480905888206,0.19636138608462225,0.19697210929314282,0.19976391716601147,0.20032083251511912,0.20217398698568775,0.21001077104942895,0.21014454819670877,0.2118966934891249],"n_dims_used":45,"mean_confidence":0.918534681532118},"coverage":{"mean_confidence":0.918534681532118,"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}}