{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001924","488:4880000186","493:4930006168","478:4780002959","499:4990000379","499:4990002939","499:4990001031","496:4960003762","478:4780006550","479:4790006260","488:4880000274","479:4790006190","499:4990000864","488:4880000222","499:4990002231","488:4880001113","499:4990001796","488:4880000171","496:4960005223","499:4990002949","489:4890005481","485:4850000896","484:4840001137","488:4880000275","499:4990000325"],"twin_admin_codes":[472,488,493,478,499,499,499,496,478,479,488,479,499,488,499,488,499,488,496,499,489,485,484,488,499],"twin_sims":[0.3876760614667375,0.3221051859215969,0.2876351745982605,0.28716035750429086,0.2862358940179034,0.2763973161411636,0.27568511392541145,0.2708747174343512,0.26833277112805165,0.26694136168752025,0.265622629079161,0.2616472222978564,0.2590323202272945,0.2537107030701135,0.24542561254816606,0.23412171328442857,0.23145267115437868,0.21881063430998146,0.2104954516901645,0.21017958337086304,0.20931309266010556,0.20618114110234992,0.20416400772105017,0.20332501128235386,0.19984502300097215],"twin_dists":[0.17879195539564818,0.19549256607346466,0.2050259024113533,0.20516177696575222,0.20542671005606877,0.20827882868338796,0.20848766908442654,0.20990697477759918,0.21066325515204742,0.21107910842434863,0.21147448571218477,0.2126738380681771,0.213468973455925,0.21510294104928154,0.21769082422590566,0.22131421719746452,0.22218635399170109,0.22641028026155474,0.2292784080672394,0.2293888589897433,0.22969242856193975,0.23079687941152652,0.2315142806424061,0.23181410271292904,0.23306685800331967],"n_dims_used":45,"mean_confidence":0.9357693142361111},"coverage":{"mean_confidence":0.9357693142361111,"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}}