{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004495","490:4900001931","490:4900001921","490:4900002677","490:4900001929","490:4900002400","490:4900002690","490:4900001776","490:4900001635","490:4900002078","490:4900001362","490:4900001633","490:4900001775","490:4900002528","490:4900003668","490:4900002231","490:4900001238","490:4900003401","490:4900001364","490:4900002678","490:4900003118","490:4900001774","490:4900001769","490:4900001103","490:4900001498"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3117987924032953,0.24368309453174308,0.24341492620939262,0.23955002806843756,0.23625857793558386,0.2322240477530083,0.23043322558573803,0.22809959418204595,0.22802988232390453,0.18531128400256228,0.1769008383449043,0.1761611549270842,0.1728658570190123,0.17185496866598216,0.16485865810095937,0.16478667246478598,0.16369210479459315,0.15025807882661282,0.13773089649558629,0.13516003316234798,0.12369427443038279,0.12316640226701227,0.12026151478947442,0.11970426541667063,0.11454070236330575],"twin_dists":[0.19827859290576907,0.2182422176925723,0.21832730120838778,0.2195603398907149,0.22062066318420845,0.22193362274210018,0.2225212139426626,0.22329144472589393,0.22331453354254194,0.23846867491278892,0.2417316915873425,0.24202388959101312,0.2433363675528175,0.2437425725367678,0.2466019877299137,0.24663185900340395,0.24708722927394974,0.2528653891590189,0.25860704462733375,0.25983310482679023,0.2655253503913317,0.2657968862554983,0.26730722789903505,0.26760013517642206,0.2703651850960745],"n_dims_used":45,"mean_confidence":0.9214969211154513},"coverage":{"mean_confidence":0.9214969211154513,"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}}