{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003425","477:4770001997","477:4770003506","477:4770003289","477:4770003113","477:4770003114","477:4770002058","477:4770003427","477:4770002258","477:4770003488","477:4770002123","477:4770003290","477:4770001989","477:4770003351","477:4770001814","477:4770002599","477:4770002239","477:4770002888","477:4770003504","477:4770003276","477:4770002176","477:4770003423","477:4770001866","477:4770003040","477:4770003503"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9012722729724034,0.8626183203593547,0.8612978427108648,0.8311991228726788,0.8198650628984988,0.8004038676894414,0.7859998446695825,0.771815711323125,0.7648528304805761,0.7578167438331025,0.7568205666369454,0.7486570122661347,0.7484516592625249,0.7418611103052658,0.7332247974782597,0.7247223753841241,0.7225942209435506,0.7191896641420589,0.718060990352212,0.7178379493865578,0.7095908183651556,0.7066497984450909,0.7028109580094831,0.6966311869219801,0.6964952104390612],"twin_dists":[0.059217034726476894,0.07060753000186805,0.070972553243861,0.07897519979943737,0.08185503971148522,0.08666411635606014,0.09012927937003634,0.09347525710881377,0.09509648033037127,0.09672182783088891,0.0969509499987536,0.09881977735855986,0.09886659167595135,0.10036419991956297,0.10231322896286411,0.10421836930881728,0.10469325053377303,0.10545139258218303,0.10570231818703947,0.10575188056505797,0.10757916812210933,0.10822840405649232,0.10907405509918694,0.11043137643181718,0.11046118903284906],"n_dims_used":45,"mean_confidence":0.9240280151367187},"coverage":{"mean_confidence":0.9240280151367187,"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}}