{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013101},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012763","490:4900012890","490:4900012696","490:4900013069","490:4900013002","490:4900012830","490:4900013068","490:4900012476","490:4900013100","490:4900012538","490:4900012897","490:4900012273","490:4900012415","490:4900012553","490:4900013037","490:4900012264","490:4900013209","490:4900013241","487:4870000270","490:4900013102","490:4900013098","490:4900012403","490:4900012831","490:4900012480","490:4900012698"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.5420147651432289,0.4237658588066066,0.41931643702912885,0.39622963308598463,0.36197499605624683,0.35565127921833306,0.3498058595679431,0.3486983947201792,0.3168860706530588,0.26820591830496954,0.2647350796973668,0.2618645330286827,0.24482065540497056,0.23971520603347152,0.2391261994957477,0.22629559253731735,0.22265502849075083,0.21384859983201707,0.2065329385256566,0.19968449394210622,0.1988789271410653,0.1967157304825279,0.1891981511869287,0.18575226869570136,0.18321831670327526],"twin_dists":[0.14374026156692876,0.17018753966451147,0.1712304786098195,0.17672108431959957,0.18515020433044285,0.18674890761458085,0.18823979384338566,0.18852371653752392,0.19689700177790853,0.2107011123945829,0.2117412759262802,0.21260798354291727,0.21788196681927233,0.219507379354051,0.2196963395419969,0.22389044767787114,0.22510899248353464,0.22811277043208822,0.23067225345600423,0.2331250077470057,0.23341730272991112,0.2342062740171487,0.2369958807043026,0.23830049468324088,0.2392707431958009],"n_dims_used":45,"mean_confidence":0.9150693257649739},"coverage":{"mean_confidence":0.9150693257649739,"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}}