{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000401","488:4880001517","481:4810000063","481:4810000312","481:4810000192","470:4700001948","472:4720002484","481:4810000172","481:4810000168","481:4810000170","481:4810000055","481:4810000131","488:4880001340","488:4880001695","499:4990003312","481:4810000354","481:4810000175","481:4810000097","481:4810000828","479:4790002596","488:4880001347","481:4810000054","481:4810000697","481:4810000216","488:4880002114"],"twin_admin_codes":[485,488,481,481,481,470,472,481,481,481,481,481,488,488,499,481,481,481,481,479,488,481,481,481,488],"twin_sims":[0.2095718772635116,0.1827399157426445,0.1806904559925708,0.17810685769222767,0.1757909402693253,0.172426178010859,0.16793988320149633,0.16560752949383464,0.16237945127911235,0.1611210162029728,0.16079121614752276,0.15930602919133577,0.1563483311377676,0.15483449115914505,0.15283124187342192,0.15085104537989696,0.14950034326842632,0.14504026250675187,0.1444977714210597,0.1418246840524719,0.13929552298523437,0.1380957976964305,0.13718956333219434,0.13517027248642577,0.13490367630528505],"twin_dists":[0.2296016756592432,0.239454982246303,0.24024813697908334,0.24125713415665992,0.2421704640088029,0.24351283419701522,0.2453321297196436,0.24629179236814824,0.24763624489548833,0.2481656128246339,0.24830484117333287,0.24893441198388927,0.25020102524917054,0.2508560960258948,0.25173019186638973,0.2526025313229405,0.2532024017954535,0.2552120523116912,0.25545959689573894,0.256689530333242,0.2578692229322327,0.2584344125214996,0.25886377659592996,0.2598281871059893,0.2599563185512922],"n_dims_used":45,"mean_confidence":0.9200113932291667},"coverage":{"mean_confidence":0.9200113932291667,"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}}