{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006553","490:4900005427","490:4900005421","490:4900006309","490:4900006194","490:4900003499","490:4900003500","490:4900007666","490:4900004346","490:4900005825","490:4900004614","490:4900006431","490:4900003921","490:4900005027","490:4900004205","490:4900005032","490:4900006198","490:4900005157","490:4900003779","490:4900002963","490:4900005036","490:4900002674","490:4900005304","490:4900003920","490:4900007047"],"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":[0.4252840826856583,0.4048826087243848,0.29795207045516064,0.29776958331588105,0.2519609966392065,0.2370053487081414,0.23620914302040127,0.2203581394064646,0.2136600931862905,0.1936830425516926,0.18918498909971115,0.1769857967060413,0.1747500746874189,0.16964908009259633,0.15849363435280284,0.15726081633105085,0.1525523515002984,0.147211909191949,0.14680391881390806,0.1457121095244505,0.13188867863275267,0.1258551098500813,0.1257836386782635,0.12475896478003869,0.11907722729050971],"twin_dists":[0.1698327214293489,0.1746469617238209,0.20210595536850343,0.20215708027667834,0.2156449205070101,0.2203792541907938,0.22063666161577847,0.22588464026258676,0.22817797045842547,0.2353225547673821,0.2370008320738475,0.24169818608227153,0.2425837428598825,0.2446349442092809,0.2492805948324155,0.24980840941184915,0.2518525477310602,0.2542279186600044,0.2544119860029766,0.25490643037427435,0.261418796997482,0.26442292236777104,0.26445915519567015,0.2649803473274862,0.2679309746054648],"n_dims_used":45,"mean_confidence":0.8970157199435764},"coverage":{"mean_confidence":0.8970157199435764,"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}}