{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001480","470:4700000612","496:4960012325","466:4660002300","466:4660005413","466:4660001476","466:4660002497","466:4660000624","470:4700006783","466:4660000765","466:4660000782","466:4660000565","466:4660001014","466:4660001702","466:4660001901","466:4660002200","466:4660006981","470:4700000839","470:4700008624","466:4660001496","496:4960004746","466:4660000625","493:4930001590","466:4660001479","466:4660008798"],"twin_admin_codes":[466,470,496,466,466,466,466,466,470,466,466,466,466,466,466,466,466,470,470,466,496,466,493,466,466],"twin_sims":[0.7499342664593038,0.6263158073828181,0.5468793160718722,0.5340046607275749,0.45506956512977537,0.4469130199173559,0.41342415262692345,0.40875812036976183,0.38857050633686085,0.38850494633139354,0.3810741168445784,0.35645089518190193,0.329892115173009,0.3240601718716663,0.32176681141470503,0.3135147807342802,0.30739549715529946,0.30627632547364037,0.30336065386153255,0.296343056815218,0.2915679306487529,0.28371087885511725,0.28133843752263404,0.27929257464567553,0.2668140764766154],"twin_dists":[0.09852839126275079,0.12563644004800117,0.14268793162699583,0.14547690120809392,0.16297100494412045,0.16483229601872434,0.17261889795896232,0.17372446505469286,0.17857441090750054,0.17859034821214975,0.18040509608243474,0.18654595483804906,0.19342053534665304,0.19496977299774812,0.19558323216229123,0.19781114668179808,0.19948485310735423,0.1997930252982343,0.20059894716441976,0.2025573667018817,0.2039056138507376,0.20615296031691646,0.20683888729538763,0.20743321138139864,0.21111721754043886],"n_dims_used":42,"mean_confidence":0.9107346307663691},"coverage":{"mean_confidence":0.9107346307663691,"n_dims_used":42,"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}}