{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012139","490:4900012134","490:4900011548","490:4900011938","490:4900011473","490:4900011415","490:4900009274","490:4900012206","490:4900011198","490:4900012007","490:4900012133","490:4900012992","490:4900012003","490:4900012006","490:4900010382","490:4900013140","490:4900009669","490:4900010785","490:4900012486","490:4900004653","490:4900012074","490:4900012004","490:4900010605","490:4900012762","490:4900011939"],"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":[0.3332861515991238,0.2840521407654053,0.2697772183315406,0.2662819876640522,0.23561725061384695,0.1713235990469449,0.11930358826408588,0.10794497103081768,0.10487233682288269,0.09959310132894462,0.08978394733369145,0.07933804297102753,0.07216913388338836,0.06849310017946558,0.061233266154333214,0.054308884267796155,0.05276651099032321,0.05241226191091292,0.04615579033883696,0.045483575806167055,0.04488745505684771,0.04286868322135203,0.042274460826529955,0.04175409140581743,0.041494755683803376],"twin_dists":[0.19252584920142835,0.2060545790251677,0.2102329621113364,0.21127664711165378,0.220828383693167,0.24395677892340126,0.26781138812694516,0.27404032061791805,0.27581204304591367,0.27895288691902886,0.2851535718609187,0.29237845397840034,0.2977919096698644,0.30073851740091945,0.30695827092425143,0.31348308663397473,0.3150294927383997,0.3153899554570811,0.32211663240985966,0.3228839606467951,0.323572422302826,0.32596238770016156,0.32668388748069077,0.3273227625744536,0.32764366585974364],"n_dims_used":45,"mean_confidence":0.9090182834201389},"coverage":{"mean_confidence":0.9090182834201389,"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}}