{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000032","490:4900000054","490:4900000034","490:4900000019","490:4900001092","490:4900000556","490:4900002806","490:4900000685","490:4900001073","490:4900000033","496:4960009284","490:4900000199","490:4900000071","490:4900002804","490:4900000328","490:4900002496","490:4900003891","490:4900002497","490:4900001316","490:4900000196","490:4900004037","490:4900000037","490:4900001849","490:4900001050","490:4900004042"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8170926373456189,0.6631328409067102,0.5484826637561799,0.5483427991180183,0.4107405504530705,0.3847608439051489,0.366384863491114,0.36134446048379937,0.3365776692791992,0.3186822067121674,0.31815930041090495,0.3169378650508697,0.30894410072875605,0.29508299095907536,0.2871136513247305,0.2837831347065583,0.283326565381584,0.2802602169009865,0.26417740812853974,0.2627321007162606,0.25244626446310586,0.2516158013934137,0.2500594984145282,0.24622917327891175,0.23801953994262748],"twin_dists":[0.08255008831481553,0.11771815870499572,0.14234144345036293,0.1423716617922161,0.17325407780868488,0.17950264087742612,0.18404373863469684,0.18530896645018788,0.19166291797296056,0.19641221391701572,0.1965531901745987,0.19688300048375937,0.1990594975351362,0.20291188871514484,0.20517514976320766,0.2061321239593671,0.20626383828931757,0.2071517827387739,0.2119091929917826,0.2123454138218338,0.2154943671707321,0.21575212911934405,0.21623664503258735,0.21743739934525844,0.220052189610623],"n_dims_used":45,"mean_confidence":0.9182062784830729},"coverage":{"mean_confidence":0.9182062784830729,"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}}