{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012852","490:4900005495","490:4900012784","466:4660007005","466:4660006461","494:4940008765","490:4900012498","490:4900012787","466:4660006872","490:4900012358","490:4900012785","490:4900002583","490:4900004810","490:4900003167","494:4940005421","490:4900012714","494:4940008704","494:4940002562","496:4960006087","466:4660010181","466:4660007009","490:4900004401","466:4660007594","466:4660009352","490:4900012711"],"twin_admin_codes":[490,490,490,466,466,494,490,490,466,490,490,490,490,490,494,490,494,494,496,466,466,490,466,466,490],"twin_sims":[0.35806675395224263,0.32944917389600376,0.28524062698603697,0.26982542476729976,0.26449754003399034,0.23589039948787918,0.2328733938579834,0.2137861707576653,0.20313999346589412,0.2008325996955563,0.1900015556068257,0.18941876278375228,0.16317009923760004,0.15708381625671367,0.15406085645572348,0.15178033087450304,0.15139277761692008,0.1474922742491343,0.14444451771039185,0.14375381234060233,0.14268216626805957,0.13694205926787625,0.13467025973759758,0.1320700123366335,0.13025469065298334],"twin_dists":[0.18613654350071895,0.19353766842877704,0.20571250888328166,0.21021862628797597,0.2118127730230765,0.22073986794126052,0.2217213007650504,0.2281343588803574,0.23188033446116327,0.23270982648056834,0.23669410772445404,0.2369129259502072,0.24730517416113662,0.24988443713713296,0.25119267521424904,0.2521921103763924,0.25236304891383854,0.25410164870452007,0.2554839342603556,0.25580019666889375,0.2562931257105202,0.2589814101059533,0.2600686593136539,0.2613301309870663,0.262221934429568],"n_dims_used":45,"mean_confidence":0.9164633009168837},"coverage":{"mean_confidence":0.9164633009168837,"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}}