{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012189","490:4900011611","490:4900012209","490:4900011544","490:4900011673","490:4900011479","490:4900011657","490:4900011791","490:4900011041","490:4900011197","490:4900012064","490:4900011854","490:4900011920","490:4900011601","490:4900011720","490:4900011804","490:4900011276","490:4900011192","490:4900011528","490:4900011461","490:4900011273","490:4900011343","490:4900012212","490:4900011789","490:4900011414"],"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":[0.5815120262981494,0.5808962030895278,0.5493347334216007,0.5466615886213425,0.5007278665108235,0.46541149757272327,0.4438073023742792,0.4376139733728031,0.43239689061303493,0.42935945138953113,0.4281809694353335,0.4089013930647522,0.40822772421790354,0.39262222048342926,0.38123894389037,0.37970728194879716,0.3783176921083783,0.3572110850684412,0.35630308046919595,0.3461762680910396,0.34415998672149395,0.34325160961552137,0.33591676799254505,0.31688813526773063,0.31007541767121055],"twin_dists":[0.13523465925084327,0.13536675080353164,0.14215737799286884,0.14273499651033902,0.15275498053637906,0.16062836725141724,0.16554436272645193,0.16697011768331377,0.16817731993339516,0.16888286561034682,0.16915715447372018,0.1736904359767026,0.1738504866886156,0.17759189553998384,0.1803646596639811,0.1807407422623194,0.18108257585072451,0.18635322633644288,0.18658345440258217,0.18917209388667944,0.18969222839030253,0.1899270883375823,0.19183581669733138,0.19689644363726355,0.19874953194928988],"n_dims_used":45,"mean_confidence":0.915582784016927},"coverage":{"mean_confidence":0.915582784016927,"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}}