{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002197","470:4700001658","490:4900002201","466:4660000684","490:4900001886","490:4900002039","496:4960007297","470:4700001223","490:4900002196","490:4900002206","466:4660002073","490:4900001619","490:4900004464","466:4660002185","466:4660000436","490:4900000419","490:4900001759","496:4960006644","490:4900001896","490:4900002186","466:4660000727","466:4660000490","466:4660000790","466:4660002178","470:4700004163"],"twin_admin_codes":[490,470,490,466,490,490,496,470,490,490,466,490,490,466,466,490,490,496,490,490,466,466,466,466,470],"twin_sims":[0.5088667011561491,0.4278268914301849,0.39868859327073297,0.37375516024851196,0.35870753316179976,0.2839659558350368,0.2721235875825898,0.27078065934730877,0.2665335208997481,0.26323195072786304,0.26225920553354437,0.24633279201259126,0.24378399964555647,0.24266457342486272,0.24082259567207093,0.23545986262725702,0.22775901945560867,0.2229875524574624,0.219628651518361,0.21666520530434585,0.21649845685206792,0.2160018434118287,0.2106174057941665,0.21033289411888031,0.20774127206909937],"twin_dists":[0.15096412646952642,0.1692396257438457,0.17612959466474917,0.1822092630693536,0.18597445160874285,0.20607941827115886,0.20953701604466268,0.20993488061366153,0.21120125563710654,0.21219438040284838,0.21248846829203452,0.21740475909692558,0.21821021852801298,0.21856569291428715,0.21915293096305227,0.22087941682314488,0.2234042886580413,0.22499714425711861,0.2261321156395978,0.2271431601674744,0.22720032556056738,0.22737075245482788,0.22923579401618788,0.22933523614302184,0.23024529599790852],"n_dims_used":45,"mean_confidence":0.9164411756727431},"coverage":{"mean_confidence":0.9164411756727431,"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}}