{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003207","499:4990003206","499:4990003270","499:4990002635","499:4990002711","499:4990003330","499:4990003259","499:4990003260","500:5000004504","499:4990002771","499:4990002557","500:5000004678","499:4990003058","499:4990002849","499:4990002483","499:4990002701","472:4720002557","481:4810004984","499:4990002642","499:4990003331","499:4990000680","485:4850002814","472:4720002617","470:4700001927","500:5000001445"],"twin_admin_codes":[499,499,499,499,499,499,499,499,500,499,499,500,499,499,499,499,472,481,499,499,499,485,472,470,500],"twin_sims":[0.6581795878304902,0.6099675482025995,0.5920924910536514,0.558128908153418,0.5457468561027806,0.5289754840799799,0.5249848923693489,0.5216004013908745,0.4799791903416751,0.47274897009041,0.4548306004729508,0.4464762208658526,0.4456909350731148,0.4427332949813649,0.44088024865283365,0.4348065044213114,0.43044992554542516,0.4290432950423551,0.42586673640543427,0.42572421850684156,0.4248760003718815,0.41479260666692064,0.40722144865635035,0.4045000882219651,0.4033612414348289],"twin_dists":[0.11878759030750426,0.12913854937722916,0.1329666673427697,0.14026027642134567,0.1429327643293441,0.14656992639299943,0.14743881185909344,0.14817688676008742,0.15735863534698422,0.15897727453698576,0.16302535936412213,0.16493232932447552,0.16511226475247132,0.16579105110031012,0.16621722154583343,0.16761903063494835,0.16862933427671117,0.16895641995999547,0.16969669153810424,0.1697299575027141,0.16992804088586588,0.17229568950030402,0.17408977597031364,0.17473822667542283,0.17501017144990924],"n_dims_used":45,"mean_confidence":0.9357759263780382},"coverage":{"mean_confidence":0.9357759263780382,"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}}