{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004262","499:4990004247","499:4990004236","499:4990004264","468:4680000063","499:4990004020","499:4990004055","499:4990004099","468:4680000088","499:4990003837","499:4990003867","499:4990003771","468:4680000115","499:4990003601","499:4990003987","468:4680000003","499:4990004202","468:4680000123","499:4990004118","499:4990003966","468:4680000078","499:4990004255","499:4990003992","499:4990003988","499:4990003838"],"twin_admin_codes":[499,499,499,499,468,499,499,499,468,499,499,499,468,499,499,468,499,468,499,499,468,499,499,499,499],"twin_sims":[0.9417226215244382,0.9178443843782212,0.8981333757249294,0.8968455450766251,0.894125426569962,0.8834534720178664,0.8610382139145303,0.8420850969650522,0.8275929858788496,0.8260135031309751,0.8163433116819163,0.8124891870688754,0.8103344094314393,0.7998201255174274,0.7990665429330619,0.7957858166903835,0.7733213506758231,0.763602256849375,0.7624698080102754,0.7546733848909045,0.7503437295659858,0.7378799151862768,0.7281015025645354,0.7179741679836806,0.7150093373934703],"twin_dists":[0.045006524542669235,0.0537772657753091,0.060202588774735756,0.06060328854921522,0.06144290906639925,0.06465523272064838,0.07104416810779596,0.0761454915546952,0.07989842325279263,0.08030070505381226,0.08273734458856731,0.0836965597161798,0.08423004149008513,0.08680599705928212,0.08698896866330266,0.08778308806442069,0.093122923263013,0.09538628719848806,0.09564837037713293,0.09744399368756508,0.09843490120318306,0.10126449348036498,0.10346275004834503,0.10572161209039026,0.10637976001596787],"n_dims_used":44,"mean_confidence":0.9294861013239081},"coverage":{"mean_confidence":0.9294861013239081,"n_dims_used":44,"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}}