{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007976","490:4900009192","490:4900008976","490:4900009899","490:4900008083","490:4900010100","490:4900008858","490:4900008518","490:4900009508","490:4900009408","490:4900009388","490:4900009800","490:4900008301","490:4900008971","490:4900009389","490:4900009611","490:4900008866","490:4900009400","490:4900009068","490:4900008745","490:4900008293","490:4900008637","490:4900010001","490:4900009080","490:4900009901"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7294006523513186,0.6901177799860932,0.6801515600582175,0.5971024052638468,0.5864625289978259,0.5636986633438765,0.4975342040893826,0.4963975981951558,0.49374710850745596,0.48139216717132594,0.47866687097139565,0.47352984578612367,0.47007771857536645,0.4663819173932173,0.46339751518710925,0.46327372000473166,0.4283025053254931,0.425066156899423,0.42503146998412744,0.4217189556982157,0.4137568754065357,0.40369043493497325,0.38615751148369415,0.3856259924964399,0.3769539171238514],"twin_dists":[0.10317170844583848,0.11185699875486095,0.1140294482733557,0.13189349154459817,0.13417316904018148,0.13906100572361868,0.15345988025911864,0.15371105795132137,0.15429743030303308,0.15704323167781029,0.15765183551305365,0.1588020701787369,0.15957735272568682,0.1604094945452001,0.16108311551435867,0.16111109038079702,0.16912885298960373,0.16988361958417045,0.16989172196593247,0.17066675558167832,0.1725402712202063,0.1749315281155651,0.17916183705437128,0.17929146494629855,0.1814186524185537],"n_dims_used":45,"mean_confidence":0.9190577189127604},"coverage":{"mean_confidence":0.9190577189127604,"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}}