{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007098","490:4900008172","487:4870003366","487:4870003224","490:4900008510","490:4900007821","490:4900004245","490:4900008485","490:4900009050","487:4870001560","487:4870003101","490:4900008262","490:4900007577","490:4900009267","490:4900007470","490:4900006001","466:4660005238","490:4900005330","490:4900012632","490:4900007700","490:4900007216","490:4900007107","490:4900009363","490:4900005462","490:4900005601"],"twin_admin_codes":[490,490,487,487,490,490,490,490,490,487,487,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.002034328223348018,0.0007071195317015786,0.0001245249902882991,0.00005273354695918544,0.000019855439111370145,0.000017603710126360988,0.000014090180169445536,0.00001213723712378743,0.000011474278671208212,0.000009772701882882261,0.00000759173330938299,0.0000059539016057001884,0.000005683382042424784,0.000005006557634875811,0.000004607139487833876,0.000004343086050123643,0.000004045195833985413,0.000002788626431510985,0.0000025635038358530335,0.0000025376658714652644,0.000002468817027514482,0.0000020137627627475814,0.0000018533147113780736,0.0000015960643879202885,0.0000012640137873936694],"twin_dists":[0.4572463548263659,0.4946943204051732,0.550735336446165,0.5764513534060826,0.604357012547123,0.6077071620793434,0.6138553726268164,0.617941456226962,0.619472787607295,0.6238280753157757,0.6306192277581771,0.6370860251633248,0.6383159707383196,0.6416578340748181,0.6438396789528722,0.6453840913385296,0.647238484598084,0.6568609754115986,0.6590189193779635,0.6592781501983199,0.6599814956773101,0.6651680214942255,0.6672701612451661,0.6710369738896627,0.6768745883084469],"n_dims_used":45,"mean_confidence":0.9172081841362847},"coverage":{"mean_confidence":0.9172081841362847,"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}}