{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001283","470:4700001891","470:4700000447","470:4700001736","470:4700001599","488:4880004371","470:4700000657","470:4700001423","470:4700000215","470:4700002542","488:4880005762","470:4700001452","470:4700001742","481:4810000835","470:4700000474","470:4700002376","470:4700000377","470:4700001904","470:4700001018","470:4700000659","470:4700001460","481:4810002477","470:4700000235","470:4700001586","481:4810003335"],"twin_admin_codes":[470,470,470,470,470,488,470,470,470,470,488,470,470,481,470,470,470,470,470,470,470,481,470,470,481],"twin_sims":[0.723362159063134,0.6841161154422216,0.6770439945798605,0.6696761215726936,0.6656178424152434,0.6636201023793814,0.6520667047937255,0.6487528431122622,0.6373119123636549,0.6329166445626819,0.6285464138899926,0.6274905746388146,0.6264318395920225,0.6241828544400794,0.6198779610077696,0.6173467424165281,0.616178479934915,0.6146090769984394,0.5979542300515636,0.5977280493305858,0.5963189250631806,0.5946726599455795,0.5861272206000764,0.5831306478812849,0.5796378358412118],"twin_dists":[0.10452197889089661,0.1131664631792696,0.11470483890505839,0.11630274247858084,0.11718099099202388,0.11761286545473815,0.1201052427167847,0.12081866397960178,0.12327765212955268,0.12422093113597771,0.12515823213862645,0.1253846033379507,0.12561156751453792,0.12609360307261855,0.12701600791544004,0.12755822713901754,0.12780845517937656,0.12814457877527002,0.13171105297854466,0.13175949423582167,0.1320612994539797,0.13241392522484388,0.13424504671957488,0.13488752270165355,0.13563670032106584],"n_dims_used":43,"mean_confidence":0.9140343776969022},"coverage":{"mean_confidence":0.9140343776969022,"n_dims_used":43,"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}}