{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004432","490:4900002310","494:4940007170","490:4900003335","490:4900000908","490:4900002477","494:4940008686","490:4900002634","494:4940007495","490:4900004576","494:4940008031","490:4900001570","494:4940007700","494:4940007594","490:4900003231","494:4940007278","490:4900000823","494:4940007706","490:4900000689","490:4900004443","490:4900004311","490:4900001436","490:4900004978","494:4940004179","494:4940008428"],"twin_admin_codes":[490,490,494,490,490,490,494,490,494,490,494,490,494,494,490,494,490,494,490,490,490,490,490,494,494],"twin_sims":[0.6601557375347942,0.5752288386962092,0.5008858686424087,0.48952561573015047,0.4479953610057025,0.4390118813125442,0.41369853251719835,0.4108972227785957,0.406398359875745,0.39324210468450604,0.39302521191221146,0.36979008061753404,0.3581148389020203,0.35493638437748876,0.3329453700105503,0.3320392749849408,0.32423145113234403,0.31950855679731277,0.3192468645131318,0.3177694120501138,0.31669656833405085,0.31635486235093274,0.31028977355106296,0.3055116927786504,0.30514306549274756],"twin_dists":[0.11836112748161139,0.13658293381322803,0.15272013922298147,0.15523326402064092,0.16458458369319318,0.16664762251550355,0.1725540564242217,0.17321694543921531,0.17428569897224042,0.17744199577405767,0.17749443206650686,0.18319391784631647,0.1861243747427835,0.18693055665077213,0.1926154555067066,0.19285395099411762,0.1949240541049649,0.19618969390106686,0.1962601275017646,0.1966583895776788,0.19694823991769128,0.19704067510195514,0.1986908744340666,0.20000394653360437,0.20010574011719395],"n_dims_used":45,"mean_confidence":0.9164822048611111},"coverage":{"mean_confidence":0.9164822048611111,"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}}