{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000467","494:4940007721","490:4900000500","490:4900000818","490:4900000696","490:4900000235","490:4900000408","490:4900000496","490:4900000784","490:4900000109","490:4900000732","487:4870003964","496:4960008763","490:4900000813","490:4900000842","490:4900001020","490:4900000801","490:4900000077","490:4900001018","496:4960008579","490:4900000697","496:4960009167","496:4960008764","496:4960008369","496:4960007906"],"twin_admin_codes":[490,494,490,490,490,490,490,490,490,490,490,487,496,490,490,490,490,490,490,496,490,496,496,496,496],"twin_sims":[0.6327831469949399,0.5985534346996925,0.5811136081844905,0.5533764196373122,0.5197736646440487,0.5043579874749834,0.5035597491551888,0.4971610124480471,0.49207304278667513,0.48242968257612884,0.47729330570084666,0.47042982700469993,0.4460459318431171,0.44418998342407506,0.43389632254105004,0.4308914820086138,0.41998301193325144,0.4184930936501935,0.4167218307222959,0.3955817991426203,0.3886340174130698,0.38753969085340284,0.38477095634534475,0.38326353189017076,0.38170219625363355],"twin_dists":[0.124249571299389,0.13158272338612675,0.1353201170444701,0.14128491744420169,0.14857571215610546,0.1519552559200606,0.15213097483131796,0.15354233356544075,0.1546682584239368,0.15681182466941573,0.15795899616695402,0.15949818861689166,0.1650309081009926,0.16545652039048686,0.1678297665484385,0.1685267483838418,0.17107393790199246,0.1714239813571165,0.1718408160461264,0.17687719749797493,0.17855897289500497,0.17882514389506401,0.17950017120570994,0.17986865862934157,0.18025105669119265],"n_dims_used":45,"mean_confidence":0.9145679050021701},"coverage":{"mean_confidence":0.9145679050021701,"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}}