{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002987","499:4990001664","499:4990002456","499:4990002922","499:4990002116","499:4990000467","499:4990002697","477:4770003841","499:4990002533","499:4990001659","499:4990002210","477:4770003919","499:4990002121","499:4990001578","499:4990002786","499:4990001477","499:4990002789","499:4990002372","499:4990001662","477:4770003842","499:4990001007","479:4790000239","499:4990002623","499:4990000466","477:4770003588"],"twin_admin_codes":[499,499,499,499,499,499,499,477,499,499,499,477,499,499,499,499,499,499,499,477,499,479,499,499,477],"twin_sims":[0.8847355425665531,0.7514889969800747,0.7141237249994368,0.6767676441618868,0.658772831087568,0.6371542508494068,0.6295913239090759,0.6213450204428554,0.5985969615187982,0.5887445201199439,0.5870009188504169,0.5807325212686989,0.5795970957211051,0.5748584668383294,0.5722435264809171,0.5652962606721044,0.5622809636327648,0.554983463214155,0.5498489663608611,0.5385726712430353,0.5326715527690551,0.5252937498477708,0.517461779252978,0.5106478311509466,0.4985155027018486],"twin_dists":[0.06427580109156011,0.09817320845956791,0.10657609115273993,0.11476485727986949,0.11865959223831624,0.12331149998069404,0.12493417541537391,0.12670170022537625,0.13157340152952043,0.13368406143242656,0.13405776363400235,0.13540186174476002,0.1356454408421514,0.13666245118793385,0.1372240130684198,0.13871730140991848,0.1393661112687919,0.1409382906593424,0.14204631545066038,0.14448591758570387,0.14576642525292033,0.1473715113116899,0.14908093359468277,0.15057322328479766,0.15324315480421163],"n_dims_used":45,"mean_confidence":0.9327479044596354},"coverage":{"mean_confidence":0.9327479044596354,"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}}