{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003642","490:4900003110","490:4900003109","490:4900002375","490:4900003108","490:4900003638","490:4900004477","490:4900004196","490:4900003111","490:4900003636","490:4900005166","490:4900002374","490:4900003643","490:4900003922","491:4910001458","490:4900005030","490:4900003784","490:4900004337","490:4900004745","490:4900001912","490:4900002968","490:4900005164","490:4900006322","490:4900003631","491:4910002113"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.9296972019883262,0.6989361245223773,0.6755358502769752,0.5891599458591843,0.5876680224524656,0.5660484512950972,0.5608930598814139,0.5191607861045858,0.5145070557499171,0.47054794790813737,0.44072842352276054,0.4342423803499608,0.4280370153227587,0.4232901876221882,0.4084650497747952,0.39954978196197444,0.3884442445417262,0.38035116888102355,0.3647641736152675,0.34725980810026236,0.3431603468221293,0.33751236156959585,0.3319908417996933,0.3226983224954498,0.31666967567840926],"twin_dists":[0.04958972400907744,0.10992568045388842,0.11503229769001883,0.1335950335502311,0.1339147770680488,0.1385555182131742,0.13966490241669471,0.14870959365233524,0.14972743040331404,0.15947163611305928,0.1662521696666169,0.16774962237332644,0.16919068064939288,0.17029881597368837,0.17379408942489302,0.17592283480828189,0.17860510563897444,0.180582553931671,0.18444959537759537,0.18889323807385003,0.18995070250838894,0.1914187057490582,0.19286670921267307,0.1953337657795384,0.19695551262890815],"n_dims_used":44,"mean_confidence":0.8963055177168413},"coverage":{"mean_confidence":0.8963055177168413,"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}}