{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010381},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009300","490:4900010472","490:4900009083","490:4900011356","490:4900008404","490:4900008405","490:4900008956","490:4900008750","490:4900008978","490:4900010805","490:4900009294","490:4900007859","490:4900010814","490:4900009089","490:4900009393","490:4900009178","490:4900008625","490:4900008307","490:4900003977","490:4900009287","490:4900009511","490:4900011745","490:4900008639","490:4900010970","490:4900010889"],"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":[0.7645305288474386,0.5399291037675918,0.43552723260685156,0.42534088897714695,0.3783648196986224,0.3757693831069335,0.3622165103211856,0.35659109243677345,0.3493023502001295,0.3421167983854851,0.3415205904328433,0.31902036708864595,0.3189252276331367,0.31291326353231297,0.3095237002472018,0.30108059544880994,0.29799905892379625,0.2972475081985073,0.29119239564448884,0.2784930334192736,0.276596392736809,0.274501943516173,0.2660006697401249,0.2639450032026961,0.25213423122053763],"twin_dists":[0.09517120926504688,0.1441919687622001,0.16745228432930803,0.16981945568598092,0.18107097268551006,0.18171103968708247,0.1850894308441247,0.1865103951732627,0.18836882086176968,0.19022095807208536,0.19037556001263992,0.19632111472726796,0.19634673946071338,0.1979748374797878,0.19890061389222782,0.20123231776077688,0.20209279423291987,0.20230344459282995,0.20401219871105616,0.20766619716612134,0.20822051192180396,0.2088353436724776,0.21136101838673838,0.21197923633721133,0.21559115365352324],"n_dims_used":45,"mean_confidence":0.9104019165039062},"coverage":{"mean_confidence":0.9104019165039062,"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}}