{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003709","467:4670000397","499:4990003750","499:4990003452","499:4990003751","499:4990003457","499:4990003390","499:4990003620","467:4670000227","499:4990003509","467:4670000645","499:4990003508","499:4990003392","467:4670000649","467:4670000171","499:4990003386","499:4990003449","499:4990003451","499:4990003450","467:4670000275","467:4670000453","467:4670000199","467:4670000450","467:4670000344","499:4990003460"],"twin_admin_codes":[499,467,499,499,499,499,499,499,467,499,467,499,499,467,467,499,499,499,499,467,467,467,467,467,499],"twin_sims":[0.9182958927817041,0.8773498441754956,0.8561221069199548,0.8466453197645947,0.8141597691702099,0.7927358286966196,0.783965593910915,0.7622934322590907,0.7404759428071117,0.7377106736027407,0.7145287259369626,0.6347587615391125,0.6271926506504533,0.6247992005453327,0.6219067114815855,0.6125929028172877,0.608850564141502,0.5906333175591482,0.5767286674003235,0.5756353950463905,0.5741889109416951,0.5658627703015868,0.5576571181960712,0.5543445858348505,0.553458983656879],"twin_dists":[0.053622789008903556,0.06643926276733031,0.0723908473545993,0.0749395870985117,0.08328158446973015,0.08851787011278155,0.09061296440641725,0.09568915946425947,0.10067780012746193,0.10130269492519614,0.10648632134543033,0.1238256702420456,0.12544847294863248,0.12596150981070595,0.1265813519130442,0.1285763550670267,0.12937773109630932,0.13327930962199933,0.13626097607585871,0.13649565341687284,0.13680621482907573,0.13859545254011033,0.1403619372012866,0.14107607314649565,0.1412671052652445],"n_dims_used":44,"mean_confidence":0.9403435967185281},"coverage":{"mean_confidence":0.9403435967185281,"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}}