{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000187","470:4700002184","474:4740002511","466:4660011903","466:4660011899","488:4880001207","474:4740001767","478:4780003476","478:4780000317","488:4880004058","470:4700001251","488:4880001601","480:4800005116","487:4870006624","474:4740001881","478:4780000328","481:4810001376","496:4960006306","487:4870012884","496:4960004629","493:4930003459","472:4720002604","478:4780002462","469:4690005384","481:4810005835"],"twin_admin_codes":[470,470,474,466,466,488,474,478,478,488,470,488,480,487,474,478,481,496,487,496,493,472,478,469,481],"twin_sims":[0.27111082892252836,0.230892023524266,0.2287587777514385,0.22022502458599985,0.20494279362421455,0.2030956043793903,0.19569870864637184,0.1941514318785964,0.192901132945543,0.186348637539736,0.182467289043433,0.17112185152549927,0.16705965940501405,0.1661971893276477,0.1651892851827201,0.15351954500115267,0.15228251253402447,0.15105578146655113,0.14667966254001308,0.14436191599822518,0.13085273113389848,0.12777624031478774,0.12578397204203792,0.12530885530367933,0.12231355894163821],"twin_dists":[0.2098369498439891,0.22237039084747845,0.22307335116884208,0.22592975787857475,0.23123673001439607,0.2318962308001611,0.234579283378382,0.23514935999817071,0.23561232908415639,0.2380735007613906,0.2395601269982392,0.24403823231241015,0.2456931683777537,0.2460482570439562,0.246464911114056,0.2514289163645749,0.2519710889223025,0.2525119498465596,0.254468120101492,0.25552169706092615,0.2619271089517537,0.2634547858715561,0.2644589861582328,0.264700247560082,0.2662374644171592],"n_dims_used":45,"mean_confidence":0.9210269504123264},"coverage":{"mean_confidence":0.9210269504123264,"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}}