{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009897","490:4900003560","490:4900010641","490:4900009487","490:4900009715","490:4900009804","490:4900011682","490:4900010804","490:4900009488","490:4900010385","490:4900009588","490:4900010206","490:4900010192","490:4900009282","490:4900010890","490:4900003693","490:4900010099","490:4900008752","490:4900011619","490:4900010208","490:4900001958","490:4900008410","490:4900010095","490:4900004255","490:4900009886"],"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":[0.4070378592057861,0.308401513966522,0.3072092277405786,0.30401718806074474,0.2719169201271117,0.26435334949945144,0.26128858346641,0.24036174191771978,0.2332843623864101,0.23176109299492514,0.22281881708073664,0.21894509437666154,0.21384151543477184,0.21241184377046418,0.20901642434092965,0.20543548621950938,0.20326724807132457,0.1939841654463415,0.19385557232497636,0.19360484173237824,0.18163531852575576,0.1807481904986843,0.17977087549239348,0.177029874664306,0.17685485904683126],"twin_dists":[0.17413346123111365,0.199208390209629,0.19953609883354678,0.2004170840904055,0.20959816576047283,0.21185619249674797,0.21278259616201323,0.2193003101575861,0.22158712395522984,0.2220852372950898,0.22505388641135393,0.22636450962592486,0.22811522005620782,0.22861069551917837,0.2297965608256034,0.23106151257944485,0.2318347760551431,0.23521117617649204,0.23525872516565893,0.23535149918551404,0.2398816830462969,0.2402257064868099,0.24060609018657556,0.24168080731791122,0.24174982947468784],"n_dims_used":45,"mean_confidence":0.9172734578450521},"coverage":{"mean_confidence":0.9172734578450521,"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}}