{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720003564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720003253","472:4720003481","472:4720003413","472:4720005321","472:4720003248","472:4720003189","472:4720003550","472:4720003935","472:4720003459","472:4720003569","472:4720003476","472:4720003303","472:4720003491","481:4810000790","472:4720003700","472:4720003873","472:4720006735","472:4720005736","472:4720003781","472:4720003547","472:4720003320","472:4720004376","472:4720003552","472:4720003319","496:4960000188"],"twin_admin_codes":[472,472,472,472,472,472,472,472,472,472,472,472,472,481,472,472,472,472,472,472,472,472,472,472,496],"twin_sims":[0.743604363963615,0.7173211959998224,0.6494632300089392,0.5056553570231205,0.483041550854738,0.4684640650784795,0.4616200296484519,0.4531985155127008,0.45189778380799,0.440855419550231,0.43611320417890254,0.4141141936815673,0.4097647315383899,0.4095491275616308,0.3917935503920144,0.3905571659309322,0.38923973889413044,0.3878590343697699,0.3849469468549599,0.3811681807503153,0.3809036404855014,0.37736166167356355,0.37460826178652035,0.3732261218691024,0.3729513607511185],"twin_dists":[0.09996896705562142,0.10586667933020819,0.12066577839765928,0.15166982115182867,0.15667542715469404,0.15994040551887467,0.16148503849205129,0.1633968701379772,0.1636933078252601,0.1662229365535,0.167316796093741,0.1724558627547329,0.17348549324863322,0.1735366563619457,0.17779245580385294,0.17809206214676604,0.1784117962250252,0.17874743396411072,0.1794571955530155,0.18038201869558798,0.1804469272911065,0.18131810955704908,0.1819980857173362,0.18234034070094107,0.18240845322499644],"n_dims_used":45,"mean_confidence":0.9237858242458767},"coverage":{"mean_confidence":0.9237858242458767,"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}}