{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000352","489:4890000268","489:4890000440","489:4890000321","489:4890001251","470:4700006164","470:4700002277","489:4890001252","489:4890000333","470:4700004644","489:4890000399","489:4890000240","479:4790003228","489:4890001314","489:4890001324","489:4890000638","470:4700005606","489:4890000134","481:4810005480","470:4700005596","485:4850001663","479:4790003732","470:4700008879","489:4890000689","481:4810005802"],"twin_admin_codes":[489,489,489,489,489,470,470,489,489,470,489,489,479,489,489,489,470,489,481,470,485,479,470,489,481],"twin_sims":[0.39654223388649185,0.3758242445189823,0.3125766751427157,0.30672987218507347,0.30556500235667555,0.303402967008068,0.27426730056141835,0.27228945559559575,0.262685741719562,0.25821346519250515,0.2500630330027684,0.23356868283296514,0.22949322158250607,0.22926517494224682,0.22836127916510332,0.22715518742586446,0.22667635350023632,0.22418971159258316,0.2235566297534349,0.21539495136786987,0.21416889420951915,0.21407703204070136,0.21207319264581106,0.2117333044389586,0.20991198144601464],"twin_dists":[0.17664579667353694,0.18169748790334414,0.1980665114409733,0.19966805970866122,0.19998923138595565,0.2005872193381889,0.20890440257417536,0.20948795894044678,0.2123594306478118,0.21371900746485772,0.21623554244802354,0.2214943871766469,0.22283084615960172,0.2229060896179401,0.22320481535712444,0.22360463360489752,0.22376375654223757,0.2245937093164384,0.22480598634929597,0.22757938338827868,0.2280020771282304,0.22803381312339854,0.2287283909471777,0.22884664442999839,0.22948252069120578],"n_dims_used":45,"mean_confidence":0.9142433166503906},"coverage":{"mean_confidence":0.9142433166503906,"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}}