{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011993","496:4960011820","496:4960011457","496:4960012063","496:4960011731","496:4960011467","470:4700001962","490:4900001327","470:4700001815","496:4960011985","466:4660001843","470:4700001814","470:4700001663","496:4960011390","466:4660003127","496:4960011483","470:4700001659","469:4690002227","496:4960011986","466:4660003479","496:4960012057","469:4690002971","496:4960011918","496:4960003095","466:4660003054"],"twin_admin_codes":[496,496,496,496,496,496,470,490,470,496,466,470,470,496,466,496,470,469,496,466,496,469,496,496,466],"twin_sims":[0.5307337153265144,0.5187412977787155,0.462870380883791,0.460624062995108,0.37958461275254296,0.37713974232220576,0.34808917943371487,0.34692573216797656,0.3187075457436385,0.3186254475549064,0.31290372659628746,0.31280975494662333,0.3035030947684786,0.28803423831212094,0.2785649139909388,0.2766400438618114,0.27319515151123,0.2685257130105124,0.26790431364296075,0.263159086351045,0.26250896799089346,0.2540464563141808,0.249393431553074,0.2455546251531434,0.2448660788487655],"twin_dists":[0.14618755149473447,0.1488012512354228,0.1612022539262974,0.1617104839202669,0.18077089398724416,0.18137282452110062,0.1886801040623966,0.188979165571937,0.19640538578859962,0.19642750995987032,0.19797743420721153,0.19800302332258107,0.200559470966631,0.2049118094202786,0.20764523457573228,0.2082077283511388,0.20922041424409155,0.2106056959265441,0.2107911661981253,0.21221638574183418,0.21241289309908243,0.2149992120251521,0.21644459704859334,0.2176501006101853,0.21786760424012808],"n_dims_used":45,"mean_confidence":0.9165899488661025},"coverage":{"mean_confidence":0.9165899488661025,"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}}