{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010253","490:4900009943","490:4900008772","490:4900008771","490:4900010254","490:4900010124","490:4900010845","490:4900008436","490:4900008657","490:4900010125","490:4900011430","490:4900011451","490:4900008656","490:4900011223","490:4900011560","490:4900011246","490:4900011017","490:4900010339","490:4900011386","490:4900010126","490:4900008545","490:4900010829","490:4900011495","490:4900011515","491:4910005704"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.37640921104041614,0.10515403840553612,0.10494506709977475,0.08286059048985998,0.07420440408672345,0.07075684074339354,0.05754745737228768,0.05666929438938715,0.052889100565207584,0.0448473917058922,0.04478559809375039,0.04446510693819456,0.04317184165862909,0.03789320511276224,0.0284635915336127,0.023174327284878123,0.022734979300503163,0.01830011210235993,0.017972523557227168,0.017826861663047762,0.017140833362179118,0.014802648365469243,0.013815726310299595,0.01307102413976008,0.01225795520739071],"twin_dists":[0.1815530504338122,0.2756479427407915,0.27576964248565716,0.28986145129993923,0.29621246092006026,0.2989092324083681,0.3103508600571535,0.31118549205073215,0.31490522073265403,0.32361896602682566,0.3236908233900651,0.32406485018710235,0.3255975315018288,0.33228500991340026,0.3465059839195721,0.3563728572415761,0.35727763783278765,0.36737946301423463,0.36820785302506437,0.3685804486431716,0.3703719698961916,0.3769918431770698,0.3800664423590835,0.3825176232148908,0.38533916424441916],"n_dims_used":45,"mean_confidence":0.8948116726345486},"coverage":{"mean_confidence":0.8948116726345486,"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}}