{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002896","473:4730003174","473:4730002895","473:4730002894","473:4730002965","500:5000001682","473:4730003444","473:4730002831","473:4730002968","473:4730002685","473:4730002297","473:4730002751","473:4730002889","473:4730001831","473:4730002296","473:4730004138","473:4730003372","473:4730002621","473:4730002967","473:4730002897","473:4730003233","473:4730002496","473:4730002629","473:4730004244","473:4730005106"],"twin_admin_codes":[473,473,473,473,473,500,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.6570559576952562,0.616044686206527,0.5959401070353368,0.5861937620240164,0.4991158039664622,0.47668453384359244,0.4202701216938163,0.37990730177441734,0.37627347957366314,0.3518908494124204,0.3514579170282064,0.3501029240549863,0.3484831336679462,0.34700669190957206,0.3457896184692535,0.33205746216894433,0.32169767293057483,0.3117648447206277,0.30040227082984844,0.29740553543133746,0.2879622356285785,0.2839515942225093,0.28028937219187144,0.27846855458401903,0.27776242545193564],"twin_dists":[0.11902996301994304,0.12783711119510888,0.13214243828723685,0.13423078249907516,0.1531106341201516,0.15809522292813363,0.17100654452471328,0.18069158808339916,0.18158655489858586,0.18770653555161207,0.1878171265487678,0.18816371509851748,0.1885789583184446,0.18895833795274802,0.18927171221101977,0.19284916040795583,0.19560176409728394,0.19828785525323023,0.2014212867740656,0.20225912555906525,0.20493238811161182,0.20608355785441967,0.20714331239118253,0.20767333670097363,0.2078794522098281],"n_dims_used":45,"mean_confidence":0.9197578430175781},"coverage":{"mean_confidence":0.9197578430175781,"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}}