{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012111","490:4900011586","490:4900011904","490:4900011373","490:4900011233","490:4900011249","490:4900011709","490:4900011099","490:4900012097","490:4900011718","490:4900011975","490:4900012117","490:4900011588","490:4900011835","490:4900011841","490:4900011083","490:4900011248","490:4900012036","490:4900011650","490:4900011368","490:4900012041","490:4900011708","490:4900011836","490:4900011571","490:4900011572"],"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":[0.3413214069783267,0.23154431847223012,0.19668162819366017,0.19007586614908364,0.12057392812200973,0.11830097280173936,0.10494652731889062,0.0916813509448815,0.08991098539615149,0.08978214286998094,0.08244659352772134,0.0782783663241254,0.07429748416488195,0.06672423491708697,0.06389097372490037,0.06001981274698488,0.05969339055461778,0.05936876985758237,0.05902918559068246,0.05622511718130167,0.053697926891845035,0.04488661239707539,0.04487106072972423,0.04109711308916867,0.04065154271533253],"twin_dists":[0.19042724216553955,0.22215629798501216,0.23421875991210508,0.23666624047068605,0.26714346729200505,0.2683423954507579,0.2757687914360317,0.2839138452398861,0.2850699228751757,0.2851547606964935,0.2901527747016469,0.29315315800666736,0.2961410685954417,0.30220244651762845,0.30461463301435954,0.3080561820628571,0.3083546351901385,0.30865277558800835,0.3089660981532203,0.31161172506653867,0.3140912313272078,0.32357340090660897,0.3235914642496394,0.3281390096307609,0.3286988825636004],"n_dims_used":45,"mean_confidence":0.8917465209960938},"coverage":{"mean_confidence":0.8917465209960938,"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}}