{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001841","490:4900003744","490:4900002452","490:4900004578","490:4900003607","490:4900001840","490:4900003609","490:4900004577","490:4900001993","490:4900003457","490:4900003881","490:4900002601","490:4900001718","490:4900003456","487:4870002196","490:4900002301","490:4900003060","490:4900003215","490:4900003340","490:4900004292","490:4900003061","490:4900004434","490:4900003866","490:4900002916","490:4900001996"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7058724564130816,0.645197744997921,0.5902259125885692,0.550405374597757,0.5497811168717848,0.5027782366113922,0.4886172894455659,0.48124174909549383,0.4796396373442576,0.44978189494448917,0.4277373490057056,0.4170013233029722,0.4169700572284222,0.41642712002370164,0.41560665032437477,0.41141891122599134,0.4009146998742496,0.3980988737935037,0.39732368547991775,0.39310572958989926,0.3908228863600843,0.39070836151834687,0.38735417376256726,0.3827978773506337,0.3790533086763946],"twin_dists":[0.10839980356541304,0.12158339089855145,0.13336660695146557,0.14192616319503923,0.14206096840799393,0.1523030850349886,0.1554349383291501,0.15707679391735446,0.15743447411905323,0.16417619761847327,0.16926048626208567,0.17177499224087173,0.17178235483152568,0.17191024440589847,0.17210364305784212,0.17309334649767094,0.17559555099529084,0.17627129593491553,0.17645770883412143,0.17747496443472857,0.1780276341940749,0.178055399966391,0.1788703020286612,0.1799826271561074,0.18090154143924025],"n_dims_used":45,"mean_confidence":0.9167220221625434},"coverage":{"mean_confidence":0.9167220221625434,"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}}