{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005866","490:4900006730","490:4900006371","490:4900006849","490:4900007338","490:4900007103","490:4900009581","490:4900006727","490:4900006250","490:4900007937","490:4900008950","490:4900011114","490:4900006006","490:4900006484","490:4900007715","490:4900009051","490:4900009047","490:4900009359","490:4900008045","490:4900005873","490:4900006853","490:4900006372","490:4900007226","490:4900006852","490:4900005342"],"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":[0.4549428201072209,0.21596418307861742,0.1770197875643656,0.1705319869663916,0.16226709633265832,0.1368515063431406,0.1276429686685111,0.12027864764478804,0.11119848560279998,0.09251183717382924,0.08039787608037484,0.07877890233764738,0.07733429936619564,0.06483304553313747,0.05903094561822253,0.05729420165865855,0.04554266098341738,0.04236690109437437,0.04089424489732388,0.03742386467540545,0.029088590703305595,0.024739388226068092,0.02278841729571978,0.022129654095415806,0.021613843654247965],"twin_dists":[0.16299983281363942,0.2273836874211866,0.24168478412103508,0.24427677935593564,0.24768338641404478,0.2590244877793522,0.2635215896125931,0.2672982387943879,0.2722064234377884,0.28337760023178543,0.29161189904771373,0.2927861852841675,0.29385047472600156,0.3038030405006043,0.30896447041633246,0.3105904770477283,0.32281613579592394,0.3265710888878454,0.32839328152431996,0.33291706403669596,0.34544705751137367,0.3532661801396726,0.35716678292309223,0.3585494136619854,0.3596571975325624],"n_dims_used":45,"mean_confidence":0.9348598904079861},"coverage":{"mean_confidence":0.9348598904079861,"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}}