{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008449","490:4900009530","490:4900008226","490:4900009432","490:4900008671","490:4900008454","490:4900007900","490:4900009120","490:4900010484","490:4900009427","490:4900008233","490:4900009933","490:4900009830","490:4900008559","490:4900009428","490:4900009117","490:4900008229","490:4900011628","490:4900009633","490:4900009118","491:4910005708","490:4900008668","490:4900009430","490:4900009938","490:4900010399"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.5435681644902975,0.33834733337108347,0.320883413431532,0.3058396602564943,0.2606532177086806,0.2154222592091378,0.1993377579022747,0.18657136557961757,0.17629025519337052,0.16443673030520306,0.16089650808218456,0.16021369479897513,0.1546907279660178,0.15436002670328083,0.11900345483410114,0.1109981908044247,0.09356231939061545,0.08712698819047494,0.08650359245219434,0.0810503971787803,0.07770185783277146,0.07466861524591073,0.0717474108007992,0.06513738935398042,0.0643373976400212],"twin_dists":[0.14340403819960634,0.19120085653630436,0.19582018672833304,0.1999134405398422,0.21297550259280199,0.2275699872789171,0.23325071887511659,0.23798885541055362,0.24197282813762977,0.24677720607667683,0.24826036862379944,0.2485491480757863,0.2509185486474518,0.2510623710979561,0.267969986159251,0.2723181155380692,0.2827047237502205,0.2869249646924602,0.28734678715920475,0.29114396510380663,0.29357817524785645,0.29585712761399363,0.29812368250701693,0.30354290941455714,0.3042288286668338],"n_dims_used":45,"mean_confidence":0.8843019273546007},"coverage":{"mean_confidence":0.8843019273546007,"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}}