{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001742","496:4960003908","472:4720001220","496:4960003770","496:4960001853","470:4700000069","488:4880004448","498:4980002727","472:4720002663","472:4720001057","488:4880005388","479:4790003318","472:4720001011","472:4720001731","496:4960004303","496:4960002108","472:4720003052","496:4960004022","496:4960003759","489:4890004180","488:4880004535","479:4790003925","496:4960006430","496:4960001117","472:4720001279"],"twin_admin_codes":[472,496,472,496,496,470,488,498,472,472,488,479,472,472,496,496,472,496,496,489,488,479,496,496,472],"twin_sims":[0.5278962170955267,0.4809121099856028,0.4094406446928321,0.3945109490706836,0.29526657051498195,0.28332105884945086,0.25869954762333286,0.25664143432456443,0.2305029340068025,0.22985052691961502,0.22926026340318403,0.21362085958094215,0.20317458734138427,0.17200775042420305,0.1707143747658526,0.16241858224546954,0.1605212502219799,0.15851292302256265,0.1532400754781507,0.13947792184871655,0.12314004611578232,0.1215015276969266,0.1196616291600543,0.1195914564839157,0.11954553364067459],"twin_dists":[0.14680477705755807,0.15715035670865338,0.17356240397249065,0.1771355065922526,0.20286018275400028,0.20626542763375127,0.21357052402588428,0.2142004264824626,0.22249828557629098,0.22271305330060776,0.22290771071248083,0.228191545330436,0.23186794757400322,0.24368107077860968,0.24420295682570953,0.2476198320056514,0.24841896443827663,0.2492723604615923,0.25155112258582546,0.2577836136096256,0.2658104669792307,0.26665914004601704,0.2676225889810914,0.26765955778751416,0.2676837601250133],"n_dims_used":45,"mean_confidence":0.9317658318413629},"coverage":{"mean_confidence":0.9317658318413629,"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}}