{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012064","490:4900011528","490:4900011659","490:4900011192","490:4900011601","490:4900012066","490:4900011860","490:4900011412","490:4900011611","490:4900011196","490:4900011041","490:4900012212","490:4900011786","490:4900011266","490:4900011190","490:4900011463","490:4900011197","490:4900011479","490:4900011104","490:4900011594","490:4900012209","490:4900011729","490:4900010262","490:4900011530","490:4900011720"],"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":[0.6314386320101586,0.6081420881343307,0.6042565606351021,0.5629017295477158,0.5012487099854678,0.494986517845873,0.45630600324771653,0.4376139733728031,0.4307343445536876,0.4304614051782293,0.36235981558860547,0.362091254670331,0.35520815034137465,0.35502332999243197,0.32714213202770726,0.31276322870009904,0.31082394342340874,0.2791631918028636,0.269838028982616,0.26625475983560554,0.2614902338160998,0.24906745837762959,0.24846746243380716,0.24700004014336185,0.24045957227400314],"twin_dists":[0.1245379887711608,0.12952943643006695,0.1303614352073861,0.13923250292055747,0.15264013998013326,0.15402312077241317,0.1626899331383876,0.16697011768331377,0.1685632509021066,0.16862666669598766,0.18505337992145113,0.18512094700334916,0.18686148084265225,0.18690845437241607,0.1941491576071616,0.19801569435505512,0.19854480215227288,0.2074708859143672,0.21021487825700505,0.21128481070242283,0.21272143369068702,0.21654649830884573,0.2167342843096856,0.21719478485184934,0.21926900907438707],"n_dims_used":45,"mean_confidence":0.9141654120551215},"coverage":{"mean_confidence":0.9141654120551215,"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}}