{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004321","490:4900001200","490:4900000434","490:4900003349","490:4900004183","490:4900000098","490:4900000436","490:4900000031","490:4900000682","490:4900000403","490:4900002642","490:4900000073","490:4900000825","490:4900001025","490:4900000506","490:4900002926","490:4900002202","490:4900003065","490:4900000575","490:4900001743","490:4900004048","490:4900002504","487:4870002289","490:4900000120","490:4900000325"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.6835142398836097,0.6676137631819724,0.620171006492302,0.6118484167684948,0.582056380441999,0.5117485973090583,0.5100371519796065,0.5047673773817846,0.46384989554500133,0.4559626284210264,0.45353507584973834,0.452979516324235,0.4453402534465911,0.4424545845803729,0.44220837559981196,0.4381291813669903,0.4351868788217378,0.4338853502228469,0.42164337947972863,0.414114170816497,0.4048792107247655,0.4004948177936045,0.4003213561029049,0.3993776557415187,0.39617955845716557],"twin_dists":[0.11329757638550293,0.11674921409313825,0.12695322770334638,0.128735783599933,0.1351179065778952,0.15033181390576872,0.15070720890537276,0.15186516464042424,0.160980910168675,0.16276796259871792,0.1633202189162615,0.16344675820132792,0.1651926567403576,0.1658551057184331,0.16591170368187416,0.1668512128545955,0.16753101420265856,0.1678323080672542,0.17068446797213488,0.17245586815508604,0.1746477722773023,0.1756961775593934,0.17573776237002325,0.175964143761525,0.1767331469697793],"n_dims_used":45,"mean_confidence":0.917417229546441},"coverage":{"mean_confidence":0.917417229546441,"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}}