{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003638","490:4900004336","490:4900004477","490:4900004337","490:4900004334","490:4900003111","490:4900004331","490:4900003110","490:4900003781","490:4900003923","490:4900007038","490:4900003642","490:4900003109","490:4900004196","490:4900003106","490:4900003640","490:4900004476","490:4900003922","490:4900002972","490:4900002965","490:4900002375","490:4900003374","490:4900002968","490:4900004193","490:4900006328"],"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":[0.6220692211311218,0.598246226055333,0.5537285177475955,0.5470788247132561,0.4982942764029748,0.4845467136771893,0.43508080554008405,0.4054888027561548,0.38639190542965934,0.3842508930202054,0.36320864535435227,0.3330726808834774,0.3253785390914617,0.32299975877026277,0.3226983224954498,0.31809325542901234,0.31453196705568376,0.31360380413552047,0.2900391262634022,0.2738639926277326,0.26645997802485516,0.25240896733333223,0.2463039593260677,0.24452587836585687,0.2342519491539429],"twin_dists":[0.12654653142337716,0.13164851677215164,0.14120895943634648,0.14264480782045458,0.15329200337493878,0.1563401260325772,0.16755555585567802,0.17450240974381473,0.1791046995098315,0.17962722181911833,0.18483999017936872,0.1925819740916652,0.19461821178831176,0.19525312474872733,0.1953337657795384,0.19657100527181792,0.19753474583283584,0.197786935944239,0.20434003341265508,0.20902318683196472,0.2112232938933258,0.21550593198502366,0.21741384060291244,0.21797521506398543,0.22127182868992484],"n_dims_used":45,"mean_confidence":0.8972190856933594},"coverage":{"mean_confidence":0.8972190856933594,"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}}