{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004405","490:4900004265","490:4900004269","490:4900003988","490:4900001556","490:4900001822","490:4900004956","490:4900001669","490:4900001411","490:4900002897","490:4900002920","487:4870002032","490:4900004683","490:4900004135","490:4900003848","490:4900005360","487:4870000609","496:4960006355","490:4900002285","487:4870001581","490:4900001691","487:4870001121","490:4900007612","494:4940008567","487:4870001677"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,487,496,490,487,490,487,490,494,487],"twin_sims":[0.5934202608741321,0.552498434804764,0.4674864477091234,0.46037679262698905,0.40267600010213234,0.39276120364866973,0.3875182508754583,0.3380925742813865,0.33610671042790174,0.313662197265617,0.2932694269205491,0.29222224083076387,0.28525565230268113,0.27334012000328023,0.24218591286249383,0.24088821140350156,0.2327198946267988,0.22700114572288715,0.22506382336336933,0.21829191476544488,0.205714622723712,0.2035463605100075,0.20223899924747957,0.20058123975037875,0.19971905072846724],"twin_dists":[0.13268221046238124,0.14147435755788565,0.1601605647366518,0.16176648241772204,0.17517396611840483,0.17755827721083,0.17883036224179014,0.19126729397715192,0.19178610691834355,0.1977710575154193,0.20342371140906745,0.20372010134514865,0.20570818979219535,0.20917764087462948,0.21871801551230063,0.2191319622020714,0.22177145650718455,0.22365579945059308,0.22430126785127483,0.2265870311215993,0.23096237015148388,0.2317349195336984,0.23220346109714907,0.23280058388649089,0.23311248723983832],"n_dims_used":45,"mean_confidence":0.9204067654079862},"coverage":{"mean_confidence":0.9204067654079862,"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}}