{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002501","480:4800002116","480:4800002298","480:4800002348","480:4800002157","480:4800002163","480:4800002437","480:4800002219","480:4800001948","480:4800002537","480:4800002204","480:4800002156","480:4800002115","480:4800002491","480:4800002442","480:4800002056","480:4800002390","480:4800001946","480:4800002110","480:4800002547","480:4800002452","480:4800001766","480:4800002397","480:4800001949","480:4800001890"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5744289566153539,0.5720191434649456,0.5347600631512968,0.5084160038207488,0.49757761025380826,0.492415661014782,0.49188827039169475,0.48385497592136856,0.473415942798147,0.46334514315341774,0.4617176593086039,0.45113594086788317,0.41893168335467107,0.41375269473009596,0.41082376738904874,0.40513545963767766,0.39843098818982187,0.39793734773158684,0.3918809993205288,0.3853397199043536,0.3791274053029085,0.3728515838657024,0.3720697365428212,0.3598696367600408,0.35572209756292866],"twin_dists":[0.13675467155486698,0.13727221179502005,0.14531290838737937,0.15106309678429747,0.15345029120144166,0.15459233376575468,0.15470921070252658,0.15649418228315493,0.15882762051346008,0.1610949500711698,0.16146294846142795,0.16386707906071526,0.17132088355830694,0.17254125899854983,0.17323435407645132,0.17458665559159844,0.17619148174893626,0.17631012509898975,0.1777712815082116,0.179361316843535,0.18088331579022118,0.18243319376234382,0.18262717275808754,0.18568086303744574,0.18673092351517767],"n_dims_used":43,"mean_confidence":0.9208877918332122},"coverage":{"mean_confidence":0.9208877918332122,"n_dims_used":43,"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}}