{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002724","490:4900002723","490:4900002870","490:4900003424","490:4900001961","490:4900003290","490:4900002425","490:4900002574","490:4900002420","490:4900003555","490:4900003157","490:4900002864","490:4900003548","494:4940008964","490:4900003161","494:4940008965","490:4900003163","490:4900005220","490:4900002263","494:4940008273","490:4900001255","490:4900002570","490:4900003293","490:4900003162","490:4900003815"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,494,490,490,490,490,490],"twin_sims":[0.6148453458684394,0.3947772233552548,0.3686471502801723,0.344142314765869,0.32078151919458464,0.28211720434887905,0.24836985731683753,0.22657132020691323,0.18738207240390964,0.18723872905721697,0.1799702194601368,0.1454332332513423,0.14457179763663994,0.1329305082615018,0.13116516384979604,0.11612332661102095,0.1113955005940087,0.11024418769342063,0.10726028388846566,0.10645859466603987,0.10545836492717177,0.10341737439361808,0.10155368355512565,0.09077846941808443,0.08727765364820705],"twin_dists":[0.12809397798728708,0.17707124603382213,0.18347871504217986,0.18969679431046663,0.19584754138160018,0.20661334378699497,0.21676486010909046,0.22379869031179878,0.23768135286838676,0.2377356552204884,0.24052838423237113,0.25503316369102375,0.2554257773791227,0.26091062270299514,0.26177348802836825,0.2695077111843109,0.27209671177231853,0.2727399784934132,0.2744316964236262,0.27489242400300196,0.2754710465550235,0.2766651124843545,0.2777716063105285,0.2845012117479059,0.28682337678745745],"n_dims_used":45,"mean_confidence":0.9199412027994792},"coverage":{"mean_confidence":0.9199412027994792,"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}}