{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004363","470:4700007619","466:4660004912","466:4660003916","488:4880004208","466:4660001392","481:4810002800","499:4990002153","470:4700002534","470:4700000443","470:4700001143","493:4930002263","470:4700001416","479:4790001790","470:4700002530","466:4660000596","470:4700004277","488:4880005211","466:4660003913","479:4790004410","489:4890003321","470:4700004367","468:4680002698","487:4870007251","493:4930000646"],"twin_admin_codes":[488,470,466,466,488,466,481,499,470,470,470,493,470,479,470,466,470,488,466,479,489,470,468,487,493],"twin_sims":[0.39092859486564635,0.3343560022454763,0.3131189312155915,0.31253011453900786,0.2998675661590984,0.2919424024909499,0.28990053926285,0.26939556561981154,0.2685352910931472,0.2537340142630862,0.23846568530253423,0.23344952510604225,0.21827988634323656,0.2116658830476377,0.20844971378429925,0.20473724350565176,0.19844900386672457,0.19192640311040934,0.19068255752225222,0.18864167318450592,0.18839764458069647,0.18636971086968304,0.18292618902011362,0.18138967675716938,0.17947706971118027],"twin_dists":[0.17800200926056542,0.192244862702984,0.19791884902118986,0.1980791972192179,0.20157042162506247,0.2037994119488746,0.20437948114107918,0.21034651549225364,0.21060283922097903,0.21509573637457896,0.21990860074028087,0.22153324381958467,0.22659113308415124,0.22887011688748463,0.22999575942732775,0.23130991552610283,0.23357363234681677,0.23597470962713873,0.23643900894542674,0.23720542966852426,0.23729745830309218,0.238065489030893,0.23938320533045687,0.23997682240943954,0.2407207295493501],"n_dims_used":43,"mean_confidence":0.9141015341115553},"coverage":{"mean_confidence":0.9141015341115553,"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}}