{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001851","493:4930003564","493:4930003390","480:4800005894","493:4930003080","493:4930003435","493:4930001155","493:4930001404","493:4930001726","493:4930003393","493:4930002532","493:4930004272","488:4880006396","493:4930002374","493:4930003755","493:4930003263","493:4930003573","493:4930001258","493:4930000627","493:4930002700","493:4930002071","493:4930000808","493:4930003902","493:4930003754","496:4960000869"],"twin_admin_codes":[493,493,493,480,493,493,493,493,493,493,493,493,488,493,493,493,493,493,493,493,493,493,493,493,496],"twin_sims":[0.40307099428179227,0.35404076911578153,0.34937630255762114,0.31179276693626257,0.3043488613420969,0.28376148108746224,0.2692238791746352,0.2506857609586249,0.24854410849997444,0.2470782253106826,0.2232015166770004,0.21950232799636174,0.21553788013144676,0.20022235546098577,0.1948788538654819,0.1888470999980378,0.18413145552893412,0.1833707921584165,0.18212926978832628,0.18198307170325947,0.18142577557654987,0.1810584322900286,0.17901254923955567,0.1777274511138875,0.1768194549304038],"twin_dists":[0.175079534542839,0.18715839261573616,0.1883498640598164,0.19828023686311735,0.20032529565407775,0.2061383678590575,0.2103976299311043,0.2160414430251722,0.2167102795425912,0.21717020487361,0.22492523375027645,0.22617502622105612,0.22753021321258912,0.23293030049922925,0.23488095825671326,0.23712802323438611,0.23892002004904098,0.23921209404554067,0.2396906460352885,0.23974715036442953,0.23996283529041296,0.2401052608727094,0.2409022514371662,0.24140618024905286,0.24176379795650085],"n_dims_used":45,"mean_confidence":0.9233848571777343},"coverage":{"mean_confidence":0.9233848571777343,"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}}