{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001933","487:4870000655","487:4870001649","487:4870000667","487:4870001843","487:4870001725","487:4870000462","487:4870000463","487:4870000473","487:4870001934","487:4870000527","487:4870001726","487:4870001722","487:4870000592","487:4870001650","487:4870000352","487:4870001907","494:4940008650","494:4940008825","487:4870000351","494:4940008721","494:4940008649","487:4870001533","494:4940006923","487:4870000472"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,494,487,494,494,487,494,487],"twin_sims":[0.563704047871635,0.48753914320641556,0.4720647434835762,0.4445038268458461,0.41577881499224845,0.41321285172085065,0.4125583204685661,0.4116049994063092,0.37341876889415054,0.36993858824401593,0.3676521767372177,0.3410084830810386,0.32951772223449893,0.3232125556652685,0.29270526608820663,0.2840943959882521,0.2817347385431047,0.2681686914860813,0.2537606062074134,0.24110039457947502,0.23594232105471882,0.22154930346671728,0.220337675555719,0.21135759416720867,0.20837581334043206],"twin_dists":[0.13905984709920216,0.15567446450163872,0.15913087295293385,0.16538450103615704,0.17206304731846622,0.17266884537751265,0.1728236342890721,0.1730492748843247,0.18229259876739526,0.1831569446686577,0.1837270029916506,0.19050846915555242,0.19351953558730173,0.19519622202492048,0.20358331034339194,0.20604240236224933,0.20672406493236237,0.2107122242638519,0.21508751824787306,0.21906418036497982,0.22072304998608616,0.22548171934655284,0.22589157504364618,0.2289775109279081,0.23002176258280776],"n_dims_used":43,"mean_confidence":0.912300287291061},"coverage":{"mean_confidence":0.912300287291061,"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}}