{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000444","495:4950000291","495:4950000389","495:4950000203","480:4800000060","495:4950000445","480:4800000051","480:4800000153","495:4950000493","480:4800000126","480:4800000057","480:4800000123","495:4950000390","495:4950000637","495:4950000394","495:4950000443","495:4950000593","495:4950000397","495:4950000292","495:4950000393","495:4950000295","480:4800000124","495:4950000245","480:4800000061","480:4800000122"],"twin_admin_codes":[495,495,495,495,480,495,480,480,495,480,480,480,495,495,495,495,495,495,495,495,495,480,495,480,480],"twin_sims":[0.9233230817452437,0.8116641169665423,0.6841165309460943,0.671505199557142,0.5758779214436163,0.5308576863537655,0.5272477927904707,0.4599791503261753,0.44785683721259223,0.44780891661960287,0.44250393566774465,0.3822815362454709,0.35993926793976727,0.3420699549451278,0.32461890808585736,0.3083824770178751,0.30636755627334594,0.273151199370224,0.27237339000165095,0.26842829100236737,0.257011347245466,0.20320579867353655,0.1808710848863441,0.16199560054080334,0.15978932633554366],"twin_dists":[0.051877037419098826,0.08390106460418158,0.11316637265287043,0.11590648889941262,0.13644359010908347,0.146160600789147,0.14694592559149508,0.1618565575761101,0.16461627460534559,0.16462723854587905,0.16584376246838822,0.18010907889757383,0.185663287134877,0.19023309977454542,0.1948206812793175,0.19921361692210862,0.19976787992539227,0.2092333852052156,0.20946314152091605,0.21063475606040113,0.21408697705350044,0.23185677310222264,0.24017797754019812,0.24779739749968097,0.24872907556533796],"n_dims_used":42,"mean_confidence":0.9012750898088727},"coverage":{"mean_confidence":0.9012750898088727,"n_dims_used":42,"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}}