{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002905","470:4700005079","493:4930003461","481:4810001093","470:4700002870","493:4930002949","493:4930003625","493:4930002778","488:4880001912","470:4700007242","493:4930002924","487:4870006967","493:4930003975","470:4700000920","470:4700003044","493:4930002772","480:4800005453","493:4930006586","496:4960000162","481:4810002132","470:4700006925","487:4870006806","466:4660005177","493:4930002948","493:4930000673"],"twin_admin_codes":[493,470,493,481,470,493,493,493,488,470,493,487,493,470,470,493,480,493,496,481,470,487,466,493,493],"twin_sims":[0.47878676933076875,0.37747877704836874,0.35430382854099796,0.29428822344959604,0.286296336217976,0.2828026419750378,0.25845614953653967,0.2561826985622428,0.23707241142482943,0.2328893382830128,0.23077512327175068,0.2267322058848899,0.22206715582726036,0.22167205604876325,0.2191310768004688,0.21912623717664292,0.2167178969453618,0.2142649127753335,0.2073972872355213,0.20690500763517577,0.20649697472049464,0.20434366234731233,0.19667350533563857,0.1919986677609813,0.1919292431550689],"twin_dists":[0.157625036977753,0.18128924068350935,0.1870914418779186,0.20313595778912866,0.20540937283729163,0.20641514134514036,0.2136448527514644,0.21434126092144332,0.2203575991064203,0.22171609218313607,0.22240880132532767,0.22374518457217776,0.22530700315788574,0.22544027968253705,0.22630123168264143,0.22630287784104788,0.22712510235909575,0.2279689150333134,0.2303666680765113,0.23054060381610963,0.23068498715189883,0.23145018946663995,0.23422173416089284,0.23594779945781436,0.23597365190781883],"n_dims_used":43,"mean_confidence":0.9140953241392623},"coverage":{"mean_confidence":0.9140953241392623,"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}}