{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007722","490:4900007119","490:4900006279","490:4900007618","490:4900006641","490:4900007605","490:4900007240","490:4900005883","490:4900005623","490:4900007608","490:4900001282","490:4900006992","490:4900007367","490:4900007495","490:4900003037","490:4900007120","490:4900006617","490:4900005489","490:4900001283","490:4900007607","490:4900006031","490:4900006761","490:4900007609","490:4900006155","490:4900007623"],"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":[0.6996833626989875,0.6956708052515902,0.6710329521099544,0.6562208393628796,0.6553214866480751,0.6250825962089483,0.6113613606913062,0.563977668248725,0.5627264018787325,0.5194594769317654,0.5176893429119632,0.48506047462727053,0.4769663185095925,0.4663356451372965,0.46110955651587265,0.4587874470301939,0.4491249578123409,0.43501659752083793,0.4259664943937317,0.4257085872295635,0.4199054746933043,0.41337384504443303,0.3951905873770713,0.3945265457845825,0.39146565017992446],"twin_dists":[0.10976159794299598,0.11064189089581675,0.11600882320823096,0.1192100510229586,0.11940394288479575,0.1259007706457031,0.12884008269974115,0.13900097225212812,0.13927023699791355,0.1486443408600648,0.1490311796844502,0.15622575094885263,0.1580321600866863,0.1604199274204416,0.1616005668397383,0.16212667235046477,0.1643262967599843,0.16757041250945567,0.16967340916671494,0.16973360637451082,0.17109214159239988,0.1726307886863625,0.17697152764162896,0.17713174205028054,0.17787187099653484],"n_dims_used":45,"mean_confidence":0.9201955159505208},"coverage":{"mean_confidence":0.9201955159505208,"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}}