{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003258","498:4980002891","498:4980003259","498:4980003257","498:4980003256","498:4980003264","498:4980003071","498:4980003262","498:4980004031","498:4980003319","498:4980003974","498:4980001686","498:4980001883","498:4980003261","498:4980003503","498:4980004574","498:4980003199","498:4980003255","498:4980003374","498:4980003084","498:4980002392","498:4980000936","498:4980003433","498:4980004018","498:4980003375"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7733665696906059,0.7388257056607984,0.7291686941664673,0.7269240234090156,0.7047913966279467,0.6552535381413005,0.6245655553364118,0.5904872362403022,0.579774158443907,0.5618731049403285,0.558685798087805,0.5484864190032401,0.5429625737551057,0.5418518369815905,0.5325504808438519,0.5282356319583728,0.5274845529700847,0.527414366995987,0.5247273504807977,0.5237526654760508,0.5132348358110053,0.5065161758706217,0.49725501168124253,0.483297952461732,0.4766521088845757],"twin_dists":[0.09311233159918171,0.10105090402215755,0.10322369491069017,0.10372627615424032,0.10863803468269129,0.11941858994321539,0.12601158483263936,0.13331061106898176,0.13560745358679976,0.1394539058353565,0.14014029415234894,0.14234063213128698,0.1435350936700568,0.1437755365080119,0.1457927269828457,0.1467309085187478,0.14689438341962843,0.14690966222492807,0.1474949374380774,0.14770740475674338,0.15000607508039673,0.15148054001012962,0.15352156363107466,0.15661828626177907,0.15810248034588237],"n_dims_used":43,"mean_confidence":0.9233828699866007},"coverage":{"mean_confidence":0.9233828699866007,"n_dims_used":43,"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}}