{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000497","490:4900000506","480:4800004040","490:4900000560","490:4900000110","490:4900004048","496:4960006510","490:4900000502","490:4900000248","490:4900000409","490:4900000152","490:4900000490","490:4900004011","490:4900004026","490:4900000601","490:4900000342","490:4900000825","490:4900000337","490:4900000505","490:4900000831","490:4900000939","490:4900000710","490:4900000436","490:4900000155","490:4900000675"],"twin_admin_codes":[490,490,480,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.40795017024177566,0.39686733037350064,0.36529590057381267,0.35173688531767616,0.339067042304583,0.312830654288183,0.3067040968146243,0.30188933951625063,0.2874661804422955,0.28424565028618975,0.2832013807968452,0.2785974001292532,0.2771956770553045,0.2654359939923751,0.2631224728604455,0.25910484312391074,0.2542408329912009,0.25289384122497854,0.23679676942439823,0.23466978182334503,0.2344754273033936,0.228206570773505,0.22028344702762145,0.21984825389636686,0.21528568329374695],"twin_dists":[0.17391646208687878,0.17656752845051568,0.18431633929370353,0.1877458569828943,0.19101331237453958,0.19799733191195282,0.1996751587297194,0.20100734056109504,0.2050742466877745,0.2059988244431712,0.20629997478821027,0.20763576169690928,0.20804511438728512,0.21153054053725376,0.21222744460390372,0.21344685291055432,0.21493920026563132,0.21535567069533293,0.22044663167587783,0.22113593881806473,0.22119912814036186,0.2232560227746828,0.2259099540697012,0.22605755870229016,0.22761698849670814],"n_dims_used":45,"mean_confidence":0.9153366088867188},"coverage":{"mean_confidence":0.9153366088867188,"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}}