{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002571","490:4900003973","490:4900004395","490:4900004530","490:4900004257","490:4900004529","490:4900002421","490:4900004394","490:4900001957","490:4900003428","490:4900009288","490:4900002270","490:4900004259","490:4900004533","490:4900001962","490:4900004253","490:4900008512","490:4900004393","490:4900003296","490:4900003820","490:4900002422","490:4900002107","490:4900010107","490:4900004520","490:4900004242"],"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":[0.6205346643821168,0.36895247404630616,0.32572801352151043,0.31409036437752147,0.27968114484283507,0.26683308141006123,0.26340752421685765,0.26082614951572247,0.25813078722739347,0.2372341519476815,0.23432056157769202,0.20178472072334078,0.20113721951356095,0.20030050857559975,0.19316044402085342,0.1918398019331834,0.18780259891518164,0.17990927653253086,0.1776152245101386,0.17172941985506152,0.16345475411385957,0.16148619147724688,0.16090811075089617,0.15514352407039486,0.15130302789456776],"twin_dists":[0.12687531801240276,0.1834025909636008,0.19452515213382773,0.1976546803890826,0.2073201287360742,0.21111152675724382,0.21214137213595705,0.21292296872607247,0.2137442806103346,0.2203053882479104,0.2212495032805993,0.23236675570557228,0.23259994353238747,0.2329020388806128,0.2355161384278793,0.2360069677892207,0.23752221392595643,0.24055213382296267,0.24145031067063344,0.24379314108078745,0.24718626415073955,0.24801169168451984,0.2482554692542742,0.25072199159970776,0.25240268078210104],"n_dims_used":45,"mean_confidence":0.9196639166937934},"coverage":{"mean_confidence":0.9196639166937934,"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}}