{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010706","490:4900010524","490:4900010610","490:4900010535","490:4900010872","490:4900010793","490:4900011851","490:4900010447","490:4900010877","490:4900010534","490:4900010622","490:4900010710","490:4900010178","490:4900010606","490:4900011323","490:4900010176","490:4900010174","490:4900010352","490:4900010951","490:4900012059","490:4900010691","490:4900010705","490:4900010173","490:4900009272","490:4900010449"],"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":[0.6425941976278098,0.5042101371789307,0.5003939420913184,0.48743449264346517,0.4562180823317356,0.4208559212778573,0.36818957733060886,0.36787403815358016,0.360494334458151,0.3403598159810172,0.3088141107397272,0.2940984968897041,0.2886976103297251,0.2843436319638584,0.26850976018236444,0.26091677862735624,0.25187136444501523,0.23214359010764982,0.22329426126565485,0.21930610099415732,0.2064945575936015,0.19611719433956115,0.175317702644724,0.16899494901227638,0.16186904966393523],"twin_dists":[0.12214305236334923,0.15198779703474066,0.15282862479706658,0.15569772272648108,0.1627099105037669,0.17086909995989064,0.18359285719634147,0.18367161012903843,0.1855232424493035,0.19067697363687663,0.19909515473830178,0.20318950032481914,0.20472235928787802,0.20597060237069503,0.2106104540683689,0.2128954458128334,0.2156727489179297,0.22195995779507036,0.22489407781334236,0.22624171501344015,0.23068584303776288,0.23442563463661947,0.24235814758269353,0.24490116676749288,0.24785058823221928],"n_dims_used":45,"mean_confidence":0.9152320014105902},"coverage":{"mean_confidence":0.9152320014105902,"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}}