{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004888","490:4900006311","490:4900005685","490:4900006199","490:4900005300","490:4900005681","490:4900005029","490:4900005953","490:4900005171","490:4900005028","490:4900005424","490:4900006926","490:4900005955","490:4900005167","490:4900005553","490:4900005952","490:4900005426","490:4900005299","490:4900005031","490:4900005687","490:4900005684","490:4900005429","490:4900005154","490:4900005293","490:4900006322"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6959759135187675,0.5144622863688543,0.49217059104141586,0.46393454827944325,0.4521374044551552,0.4517162748323289,0.4395012642003105,0.3927486259246941,0.35332072285264,0.3326173148284736,0.33124719374033784,0.3240564501924517,0.31663705085406946,0.3118435910976036,0.30834025256050396,0.3063160685887078,0.30006634926080994,0.29991366442017137,0.28950205478943886,0.27743132412552723,0.2773906419509568,0.27587886404528295,0.2743327889040435,0.2666645593054128,0.26532228863253127],"twin_dists":[0.11057502351141146,0.1497372329914455,0.15464664001460865,0.1609617886223833,0.16363867443455288,0.1637346989275064,0.16653481808993753,0.17756131938083955,0.18734178225491635,0.19270176274894438,0.19306272812901162,0.19497076655997553,0.19696433598691024,0.19826637082978393,0.1992252105712496,0.1997820706212652,0.201514960752358,0.20155755820611143,0.20449296938392375,0.2079762090037509,0.2079881022969541,0.2084308227287378,0.2088851247390485,0.21116199732805138,0.21156470335654004],"n_dims_used":44,"mean_confidence":0.8948112834583629},"coverage":{"mean_confidence":0.8948112834583629,"n_dims_used":44,"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}}