{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006806","490:4900005697","490:4900007183","490:4900005431","490:4900006933","490:4900006202","490:4900005828","490:4900005698","490:4900006807","490:4900006080","490:4900007654","490:4900007655","490:4900005694","490:4900006549","490:4900007297","490:4900006932","490:4900007300","490:4900007536","490:4900005564","490:4900007299","490:4900007306","490:4900006563","490:4900007301","490:4900006809","490:4900006445"],"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":[0.30550669969966165,0.1849578653503931,0.16628203835858535,0.16171093311693382,0.15191558470636216,0.149399968350051,0.1493649965517663,0.13973902067733598,0.1359293884834712,0.13394364360606753,0.12809504768446892,0.10351072000902484,0.09879175469579683,0.08661510360925641,0.08647404209758582,0.08438847960917112,0.07836328098211602,0.07248746838228295,0.07202315201541828,0.06691061746341147,0.06657156227968639,0.0613444382060663,0.05825029590684779,0.05824037781861527,0.05818711147716542],"twin_dists":[0.2000053248590673,0.23860366302312067,0.2460132648915689,0.24791708877404658,0.25213252932644586,0.2532471391557692,0.25326273137991356,0.2576612115339482,0.2594643760568853,0.26041930992056567,0.2632951942169708,0.2766101025708246,0.2794409560320666,0.28727115562495215,0.28736684244863875,0.28879626359685495,0.29309076947104934,0.297542511743598,0.29790657661041536,0.3020467146788737,0.302330276524187,0.30685858057151283,0.3096903980208065,0.3096996723019348,0.3097495032753706],"n_dims_used":45,"mean_confidence":0.8893663194444444},"coverage":{"mean_confidence":0.8893663194444444,"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}}