{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000622","477:4770001013","477:4770001533","477:4770003887","477:4770000619","485:4850000956","500:5000001126","499:4990000764","485:4850000318","477:4770001605","499:4990001415","477:4770001646","477:4770000598","477:4770001256","477:4770000413","468:4680010573","470:4700001277","477:4770001761","477:4770001444","485:4850000743","477:4770001355","469:4690001590","477:4770001179","477:4770000824","477:4770003982"],"twin_admin_codes":[477,477,477,477,477,485,500,499,485,477,499,477,477,477,477,468,470,477,477,485,477,469,477,477,477],"twin_sims":[0.4438060036345806,0.44131142682175556,0.426506184910062,0.40594608349336947,0.4056107506315007,0.35284460990009914,0.32413937504325846,0.3150607058969522,0.3145402337121197,0.3048260106357112,0.29967609581244187,0.2944873079072482,0.2814779357720602,0.28081022096825686,0.26346279680136037,0.2627033502122164,0.2603822169159358,0.2603737922178089,0.2565485506143802,0.25321332961021586,0.24439049729414797,0.23995014947947535,0.23887103841945487,0.23746252050364822,0.2344802693153793],"twin_dists":[0.1655446608945755,0.16611799561966395,0.1695474906912317,0.17439343115773298,0.1744733419205223,0.1874631507744469,0.1949486299396919,0.19739127170623186,0.19753250160961366,0.20019334931690333,0.20162386255895345,0.20307979630952677,0.20679845857608387,0.20699208266958738,0.21212468908677162,0.21235410646806815,0.21305787227715411,0.2130604337959668,0.21422892943500235,0.21525676216243325,0.21801806510708577,0.21943209095445818,0.2197782921827311,0.22023170897191904,0.22119755346922446],"n_dims_used":45,"mean_confidence":0.9208457946777344},"coverage":{"mean_confidence":0.9208457946777344,"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}}