{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012411","490:4900013176","490:4900012610","490:4900012274","490:4900012339","490:4900012478","490:4900012477","490:4900012756","490:4900012704","490:4900012539","490:4900012345","490:4900013212","490:4900012323","490:4900013141","490:4900012261","490:4900013029","490:4900012770","490:4900013211","490:4900013073","490:4900013214","490:4900012824","490:4900012394","490:4900012328","490:4900012629","490:4900012617"],"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":[0.619198806433228,0.5857236999980088,0.5006966535760413,0.49602241078487197,0.4823018682097055,0.4191631736023877,0.38075632320353825,0.3625614270435304,0.31305579933199135,0.3090380031439542,0.30889988912541,0.3012503409456039,0.2929785560853299,0.2866739460402057,0.2861339109403993,0.27235110321020534,0.26897147030997515,0.25039160872882177,0.24849336522645743,0.24094562320428772,0.22170821445637107,0.22117312471869338,0.2141468768018257,0.20984785126412445,0.20232553585320218],"twin_dists":[0.12716150055566333,0.13433155006061384,0.1527618637129144,0.1537940063825247,0.15684032386546115,0.1712664864428558,0.180483083031949,0.18500267331344047,0.19793603304592505,0.19903374477720986,0.1990716241335457,0.20118506860522958,0.20350597490506644,0.2053011090676498,0.20545596782827527,0.20946973073912725,0.21047281367535584,0.21613308953247296,0.21672617128807928,0.21911361820312758,0.22542807600112658,0.22560880801041577,0.2280096827331142,0.22950497855394233,0.2321723833079184],"n_dims_used":45,"mean_confidence":0.9079299926757812},"coverage":{"mean_confidence":0.9079299926757812,"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}}