{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006552","490:4900008105","490:4900002537","490:4900004366","490:4900007646","490:4900006579","490:4900007295","490:4900005566","490:4900008663","490:4900006687","490:4900005158","490:4900006204","490:4900005043","490:4900005567","490:4900006927","490:4900007284","490:4900007664","490:4900005194","490:4900006686","490:4900006450","490:4900007434","490:4900004773","490:4900011824","490:4900011364","490:4900006799"],"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":[0.028843763603318324,0.002352705531280862,0.0017520698554258746,0.0004687448755818495,0.000277630043565417,0.0002207534096119113,0.0002002769324606719,0.000070967143464699,0.00004804891295115501,0.00003387861037448006,0.00003311893942561627,0.00003002720199717363,0.00002151318685302638,0.000017784848302396,0.000013768914897427634,0.000012811817386713839,0.00001213961773140901,0.000011883259135976489,0.000008017642749012005,0.000004404510205181713,0.000003440696766390066,0.0000032999495122469427,0.000002897620962715232,0.000002824657643483138,0.000002628699330321093],"twin_dists":[0.345859513766371,0.45185084261235775,0.4627235851611016,0.5085196339971834,0.5256057922627646,0.532911731059841,0.5359839839072585,0.567695439626813,0.5791671484206503,0.5892560696473361,0.5899048830398345,0.5927004572831667,0.6021148325810242,0.6074229543989104,0.6144888099353035,0.6164632483214769,0.6179361028523324,0.6185184324797564,0.6291575433267499,0.6450169438347044,0.6514428822517297,0.6525234271919181,0.6558756896143131,0.6565312282517404,0.6583758164432085],"n_dims_used":45,"mean_confidence":0.894667222764757},"coverage":{"mean_confidence":0.894667222764757,"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}}