{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003111","490:4900002972","490:4900004337","490:4900003923","490:4900002971","490:4900003638","490:4900002968","490:4900004334","490:4900004065","491:4910001256","490:4900005165","490:4900003781","490:4900003631","490:4900004477","490:4900004604","490:4900003109","490:4900002373","490:4900004336","490:4900003110","490:4900002823","490:4900004196","490:4900005952","490:4900005553","490:4900005154","490:4900003375"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.686639844986506,0.6518693096030904,0.5927398200815218,0.46311909285233555,0.46145160967404847,0.4361420767349177,0.43018395951458166,0.41077849383334625,0.4052654462090525,0.3927194818502999,0.36798447047531396,0.3148371784441416,0.31453196705568376,0.31314908412024783,0.3131144361918034,0.301642311355793,0.29235209090585523,0.2880804261872716,0.2842458386197235,0.2801472146520874,0.27449445632559866,0.2712656249408349,0.27057070921242976,0.22022952368205312,0.2122679172355971],"twin_dists":[0.11261628915704322,0.12014775546273669,0.1328279822806155,0.16114603624123552,0.1615231496676887,0.16731012205942764,0.16869114626561552,0.17324508440935105,0.17455565972589482,0.17756836862275072,0.18364404435854237,0.19745190955407765,0.19753474583283584,0.1979106423230754,0.1979200724676791,0.20107602178386796,0.20368331509774415,0.20489861033784298,0.20599877019105398,0.20718461779780412,0.20883754670438348,0.2097910615214005,0.20999719173676756,0.22592823266773499,0.2286607004660277],"n_dims_used":45,"mean_confidence":0.9000267876519097},"coverage":{"mean_confidence":0.9000267876519097,"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}}