{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010913","490:4900010914","490:4900010490","490:4900011956","490:4900011074","490:4900010576","490:4900011076","490:4900011075","490:4900011152","490:4900010833","490:4900010746","490:4900011433","490:4900011151","490:4900010915","490:4900007887","490:4900007901","490:4900009934","490:4900011955","490:4900010140","490:4900011235","490:4900010839","490:4900008345","490:4900011073","490:4900008120","490:4900009011"],"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":[0.4232845317042009,0.4061507082982507,0.2782820817592944,0.26044090983388135,0.2480711355808108,0.24456327997145758,0.22102221218067908,0.21654352749932285,0.21300854297558686,0.20062456973147755,0.1991057258061588,0.1702951176943664,0.16159127826530714,0.1481132481475043,0.13852905048818373,0.13589603919516452,0.12744626316298188,0.11913365225761284,0.11777345894477044,0.1085261874085372,0.10368536620905892,0.10233823381184175,0.10001393362266929,0.09762900495774045,0.09746714313839017],"twin_dists":[0.1703001394073601,0.17434468293782268,0.20772773620165996,0.2130400282148145,0.21685848563472493,0.2179633796194382,0.22565983309223517,0.2271848713330516,0.22840362640796807,0.23278493333991204,0.23333492771665484,0.24437273817162014,0.24796744449033847,0.2538226063211471,0.2582298859364006,0.2594803268797694,0.263620286769164,0.2679011490413093,0.2686231629897721,0.2737095977632822,0.2765072848272641,0.2773038942954668,0.2786978052222587,0.28015469152269196,0.28025457604506543],"n_dims_used":45,"mean_confidence":0.8862430996365017},"coverage":{"mean_confidence":0.8862430996365017,"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}}