{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001177","497:4970001590","497:4970001745","497:4970001440","497:4970001831","497:4970000204","497:4970000995","497:4970001092","497:4970001089","497:4970001839","497:4970001186","497:4970001271","497:4970000628","497:4970001916","497:4970001915","497:4970001748","497:4970000691","497:4970001744","497:4970001913","497:4970000620","497:4970001359","497:4970000624","497:4970001093","497:4970001919","497:4970001088"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6502896407711625,0.5701923283002674,0.529820622493336,0.5200844528563922,0.5059543511496416,0.49942080308680986,0.49418409281660625,0.4881811035290341,0.462291567742268,0.44971576568705934,0.42857166215719306,0.40925754614589294,0.37492945294731067,0.35679958076481993,0.3551299830857613,0.33439303760303335,0.3289376951302167,0.3233614255010411,0.32137143756720415,0.32014216038197957,0.31729260405301757,0.3164598934735588,0.31566732719913976,0.31075791121354013,0.3029710006248655],"twin_dists":[0.12048788941582918,0.13766469682720853,0.14638609450234527,0.14850783563943126,0.1516040671263803,0.15304332058193146,0.1542006929217193,0.15553182419902203,0.16133312720979018,0.16419130332783277,0.16906618744465446,0.17360586787624419,0.18191863903066252,0.18645752745903518,0.1868813461163894,0.192235144470307,0.1936730335781071,0.19515642605934722,0.19568923855243492,0.19601929569570414,0.19678714055741695,0.19701225703492936,0.19722683213522074,0.19856285130965315,0.20070699105227366],"n_dims_used":45,"mean_confidence":0.8915210300021701},"coverage":{"mean_confidence":0.8915210300021701,"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}}