{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001415","490:4900001153","490:4900003037","490:4900001283","490:4900000771","490:4900003443","490:4900001980","490:4900002291","490:4900000765","490:4900006641","490:4900001420","490:4900003314","490:4900001282","490:4900007495","490:4900003182","490:4900007120","490:4900001291","490:4900003439","490:4900000710","490:4900006637","490:4900003578","490:4900001285","494:4940008576","490:4900002450","490:4900006031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.6910257579474465,0.5731986826042499,0.4926574527819953,0.48270569491585585,0.4533349869593868,0.43522573478123505,0.4305948813496811,0.42091425097152013,0.41574242976782044,0.4052378569328066,0.404330852476363,0.39450633116755984,0.3944459113217012,0.3813715812237859,0.35373153518549033,0.35297520314285563,0.34399284252915296,0.3398686646812872,0.3392355766569746,0.3271943381469325,0.31490974574001446,0.3133074345147178,0.30925177845786234,0.30715495293125233,0.3049229713945783],"twin_dists":[0.11165855543354629,0.137018862080625,0.15453876174319722,0.1567502893619361,0.1633657864024418,0.16752202488796833,0.168595652282278,0.1708554186491565,0.172071626205712,0.17456223813818206,0.17477861668195419,0.17713662121782048,0.17715120534196083,0.18033212634265583,0.18723712812537413,0.18742985207936558,0.189735418579931,0.1908046747240516,0.19096942608163842,0.1941352939449424,0.19743222104230804,0.19786755157363706,0.19897513360264532,0.19955103407947675,0.20016655133827957],"n_dims_used":45,"mean_confidence":0.9144449869791667},"coverage":{"mean_confidence":0.9144449869791667,"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}}