{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001424","485:4850001861","485:4850001638","485:4850000806","488:4880000710","479:4790001466","479:4790003386","499:4990001407","479:4790000875","485:4850002563","499:4990001764","485:4850002202","485:4850000350","470:4700002084","470:4700000698","485:4850002286","470:4700004840","485:4850002646","485:4850000909","485:4850000379","485:4850001341","479:4790003985","470:4700001029","481:4810002628","470:4700001455"],"twin_admin_codes":[485,485,485,485,488,479,479,499,479,485,499,485,485,470,470,485,470,485,485,485,485,479,470,481,470],"twin_sims":[0.47180072902496395,0.40081828588264407,0.35259855878967084,0.34842152850104646,0.34557294752736495,0.3109255931726447,0.2950778750537605,0.2686693607903027,0.2619872004081802,0.2518943397392924,0.24270702384304624,0.23774833631031314,0.2348996765203246,0.2321933023594654,0.2299973586135954,0.2292646939105773,0.22803217381287422,0.22723815694812544,0.22376123121758137,0.22368227298625612,0.2210248969914271,0.21975322770024086,0.21851804703001435,0.21762088083356582,0.2151860230593479],"twin_dists":[0.15919016002069594,0.1756186528009193,0.18752590636255673,0.18859477116356516,0.18932756215359972,0.19851702163066884,0.20291332990349398,0.2105628589656507,0.21257082516194362,0.21566561509899954,0.21855219344419702,0.22013956039174537,0.22106123877303865,0.22194368548463075,0.2226646823290199,0.22290624838545198,0.22331377451896228,0.223577084323424,0.22473733822764605,0.22476382542891832,0.22565892512657815,0.2260898148036701,0.2265099431606971,0.22681610120540766,0.22765129824916883],"n_dims_used":45,"mean_confidence":0.9189983791775174},"coverage":{"mean_confidence":0.9189983791775174,"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}}