{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011758","490:4900008115","490:4900011696","490:4900011222","490:4900011584","490:4900012096","490:4900011003","490:4900011695","490:4900011178","491:4910005847","490:4900011561","490:4900011449","490:4900011363","490:4900011291","490:4900011019","490:4900010829","490:4900010994","490:4900011431","490:4900011822","490:4900009014","490:4900011963","490:4900011294","490:4900011562","490:4900008225","490:4900010662"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3388932774903869,0.1241119726557182,0.058703055524049676,0.05484847040763864,0.04384823283434933,0.0382565101164731,0.035869112188457404,0.03211131727532159,0.028622393626363398,0.026752648295440728,0.023180275428172834,0.02267241109731276,0.02263401704528088,0.02216800531394804,0.02186005337219028,0.017353557848861178,0.01646137931371051,0.015053011000056753,0.015038257133219794,0.013425882593317907,0.012984309604867753,0.012433389473197621,0.01238526840864371,0.011833987920503152,0.011646122153862924],"twin_dists":[0.19105857296090878,0.26531111178804406,0.309268407087273,0.3129506795259014,0.32479118461320267,0.33180029073079337,0.33506000488482196,0.34058562234872053,0.34623504923137643,0.3495106477766317,0.3563607102415629,0.35740772073370913,0.35748769852341183,0.35846794764033457,0.3591255898157117,0.3698098308060099,0.3722094178172048,0.3762406845777234,0.3762846439988806,0.38133462451349975,0.3828110208288148,0.3847166310985531,0.3848866112739452,0.3868768734801846,0.3875739342390475],"n_dims_used":44,"mean_confidence":0.88385686007413},"coverage":{"mean_confidence":0.88385686007413,"n_dims_used":44,"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}}