{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000233","490:4900001173","490:4900000498","490:4900000199","490:4900000196","490:4900001063","490:4900004460","490:4900004186","490:4900001072","490:4900001010","490:4900001207","490:4900004322","490:4900000037","496:4960009070","490:4900000175","490:4900001084","496:4960009382","487:4870003254","496:4960008256","490:4900000349","490:4900000232","490:4900001846","490:4900000076","490:4900000334","496:4960008151"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,496,487,496,490,490,490,490,490,496],"twin_sims":[0.6330952444265514,0.437282346627674,0.43445752624528106,0.38915760650247894,0.3816261635615924,0.37971847759133015,0.36247647799332045,0.359409543462795,0.3312891161984447,0.32718642540363374,0.3256560819444424,0.32150181388655075,0.31666250702050214,0.3097911401364086,0.3009835934870357,0.299682548993092,0.2960215791144441,0.29552110430500766,0.292357611538493,0.2813412957813607,0.2805634005254139,0.2743895055952408,0.27016132107408514,0.26541424553986864,0.2654097612422928],"twin_dists":[0.12418261398270188,0.16704668304722065,0.1676998092329263,0.17843174622807534,0.1802696975700297,0.18073799064121654,0.18502403681449855,0.18579704084413823,0.19305167134716708,0.1941373951449451,0.19454430187822452,0.19565427440760277,0.19695745134273845,0.1988273590612741,0.20125932551925438,0.2016220610984412,0.20264773051663856,0.20278852360719896,0.20368175132928792,0.20683805880660988,0.207063726361089,0.2088684313002066,0.2101187800219229,0.2115370741628621,0.21153842136784484],"n_dims_used":45,"mean_confidence":0.9159069485134549},"coverage":{"mean_confidence":0.9159069485134549,"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}}