{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010972","490:4900011422","490:4900011876","490:4900011421","490:4900011354","490:4900011681","490:4900011947","490:4900012152","490:4900008081","490:4900012149","490:4900010638","490:4900008415","466:4660004723","490:4900011552","490:4900007969","466:4660005305","466:4660004473","490:4900007503","466:4660004550","466:4660005200","490:4900010554","490:4900012283","490:4900011052","490:4900004826","490:4900009789"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,466,490,466,466,490,490,490,490,490],"twin_sims":[0.5907870027985287,0.5894785669089906,0.46696760512961977,0.438301140856291,0.39709566162339976,0.311636317725828,0.273240890965165,0.26058961365366845,0.24480465105643145,0.24405521573043854,0.21806606467422476,0.2055758470477473,0.2054272286820409,0.1895319800649652,0.18185839756104683,0.1617234160244814,0.1517071703230037,0.15075875330868851,0.14536078848872472,0.1447133158087881,0.13984905768090963,0.12286520710042911,0.10585723529166702,0.10337414633137659,0.10117241434781038],"twin_dists":[0.13324637927303537,0.13352675375364334,0.16027747195412262,0.1668115386056191,0.1765125744206461,0.19832292801111132,0.20920691718099763,0.2129948299753217,0.21788702769300236,0.21812425248474313,0.2266640764297651,0.23101164835350826,0.2310644468566499,0.23687038003195626,0.2397953612133826,0.2479118370071907,0.25222435479854355,0.2526433937184806,0.255066115138956,0.25536115929734654,0.25760967772949556,0.26595221728651897,0.2752397949352105,0.27669060051807054,0.2779999210619986],"n_dims_used":45,"mean_confidence":0.9140304565429688},"coverage":{"mean_confidence":0.9140304565429688,"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}}