{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011491","490:4900008397","494:4940007758","490:4900008725","490:4900009916","494:4940009001","490:4900008285","490:4900011419","466:4660004807","490:4900008845","490:4900009981","490:4900009603","490:4900001394","466:4660004387","490:4900011810","466:4660008499","490:4900008849","490:4900009896","490:4900009183","466:4660003609","490:4900012350","490:4900008733","494:4940009002","490:4900008615","490:4900012420"],"twin_admin_codes":[490,490,494,490,490,494,490,490,466,490,490,490,490,466,490,466,490,490,490,466,490,490,494,490,490],"twin_sims":[0.08530245426187909,0.08295626524419339,0.043737469312227634,0.042122212329316254,0.04135112323643219,0.038416118814176496,0.03349860019652774,0.033401769301515796,0.030736446204599092,0.02717302340160437,0.020847903464581694,0.019291188399239243,0.01898296822046512,0.018456088260460867,0.01813604681388756,0.017745296837558457,0.01696402881265575,0.015995355980309878,0.01582831115378891,0.015562331288389256,0.015033295908661698,0.01454979002269273,0.014136016870192728,0.014016327628726432,0.013817215429201942],"twin_dists":[0.28816640990734704,0.2897942919832758,0.32492251022581287,0.3268701195033403,0.32782212538720296,0.3315885734373342,0.33848449028579136,0.33862871249189114,0.3427459401461324,0.34875740368138636,0.361345362896459,0.3649499366994339,0.36569358394362356,0.3669895896799374,0.3677927061797821,0.3687902533656715,0.370843863427034,0.37350858706059453,0.373982379940681,0.37474593854564864,0.3762994345953447,0.3777619415922832,0.3790479572019189,0.37942614724334606,0.38006165910830736],"n_dims_used":45,"mean_confidence":0.9107121785481771},"coverage":{"mean_confidence":0.9107121785481771,"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}}