{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012248","490:4900012245","490:4900012931","490:4900012310","490:4900012381","490:4900012663","490:4900012453","490:4900013125","490:4900012373","490:4900013118","490:4900012591","490:4900013086","490:4900013123","490:4900012242","490:4900012315","490:4900012377","490:4900012671","490:4900012669","490:4900012298","490:4900012521","490:4900012449","490:4900013126","490:4900012597","490:4900012454","490:4900012665"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30581520921056987,0.28235341836522426,0.18705849564799526,0.1836687206513804,0.17604921749233296,0.1559952394267629,0.13456768562339896,0.12442122532420344,0.107264358517421,0.10200773708421335,0.10139147281331816,0.09812578348797475,0.09111636298513782,0.08392565258475093,0.08321915508532889,0.08220711179848682,0.07538560713708688,0.07355449219854833,0.07263010831068939,0.07030742962921398,0.06537084699692504,0.06484202408847035,0.06306982608058992,0.06274671322845428,0.057696723815197734],"twin_dists":[0.19992018612099458,0.20654500685243138,0.23780397393611363,0.23909759606690925,0.24206818441034514,0.250353399476234,0.2601180733056832,0.2651528481763714,0.27442936158889164,0.27750057836850356,0.2778686606558785,0.2798489403043663,0.28428085728593355,0.28911729241771084,0.2896100734581872,0.29032182877645757,0.29531179004159996,0.29671296918077966,0.2974310486092465,0.2992685724715862,0.30334403884165,0.3037953520108192,0.3053300757410491,0.30561368728248545,0.31021003929336904],"n_dims_used":45,"mean_confidence":0.9126170688205295},"coverage":{"mean_confidence":0.9126170688205295,"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}}