{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002443","489:4890001951","489:4890002440","489:4890001861","489:4890001956","489:4890002044","489:4890002129","489:4890002521","489:4890002211","489:4890001863","489:4890002033","489:4890002210","489:4890002028","489:4890002194","489:4890002692","489:4890002112","477:4770001369","489:4890002114","489:4890001948","468:4680000244","489:4890001779","489:4890002200","489:4890002293","489:4890002115","489:4890003601"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,468,489,489,489,489,489],"twin_sims":[0.8664351156163703,0.8609834119440898,0.837749249475016,0.7728062796975462,0.7638412886908411,0.7612005817212292,0.7611911882437797,0.7450669404922129,0.7313998819466968,0.7309712122883889,0.7068030943441828,0.706183793550879,0.6944812152940348,0.6897959486895141,0.6560799992874802,0.6532352173371505,0.6356368784276328,0.6171756522184499,0.6148519318784077,0.6060803298153328,0.6010744014462301,0.5945808945984759,0.5857161000559782,0.5764219028004371,0.5756865049723737],"twin_dists":[0.06954486022572805,0.07105927797497347,0.07728054710605337,0.09324352726095671,0.09533092563006,0.09594171813768775,0.09594388766566828,0.09963687816225307,0.1027232378010336,0.10281945900714627,0.10819459340996024,0.10833116540283226,0.11090249546953375,0.11192731479252806,0.11924041805492812,0.11985353672347858,0.12363721378682047,0.12759487368032593,0.12809256747933753,0.1299709150327078,0.13104285003368357,0.13243358217099863,0.13433317930912403,0.1363268207279981,0.13648468144190798],"n_dims_used":45,"mean_confidence":0.9195541381835938},"coverage":{"mean_confidence":0.9195541381835938,"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}}