{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011852","490:4900012195","490:4900011872","490:4900011125","490:4900011472","490:4900012067","490:4900011936","490:4900011939","490:4900012194","490:4900011925","490:4900011477","490:4900009168","490:4900012006","490:4900012068","490:4900012074","490:4900011543","490:4900012004","490:4900009790","490:4900011859","490:4900012069","490:4900012208","490:4900011676","490:4900011337","490:4900012065","490:4900011605"],"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":[0.665929974233245,0.6436612348961466,0.609388443468163,0.5693685145285367,0.5404172252932464,0.5317295242331065,0.5299520172993639,0.5241012516955094,0.46411514970788803,0.4295025459415014,0.4159715146268858,0.4030260410277024,0.4013493817604389,0.37642592111424533,0.36006107540286475,0.3547057955234374,0.34197285079508327,0.3280637355418869,0.3258853472690638,0.32034104696364846,0.31954641764898073,0.3141417018227036,0.30770343352768037,0.3025166646633495,0.2995978413755282],"twin_dists":[0.11711348739539208,0.12191371791782346,0.12926255459241578,0.13784173525607185,0.14408622350872752,0.14597110470640842,0.14635751953447546,0.147631407721813,0.16092099804208235,0.16884958167933628,0.17201761809310231,0.1750902794530256,0.17549142786940045,0.1815489260643598,0.185632545369214,0.18698918777077456,0.1902582717549739,0.19390459929877152,0.1944832746490393,0.19596584715812435,0.1961795064641158,0.19764073277052144,0.19940017405239782,0.20083307235715325,0.20164570976033092],"n_dims_used":45,"mean_confidence":0.9118523491753472},"coverage":{"mean_confidence":0.9118523491753472,"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}}