{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012645","496:4960012500","466:4660001202","466:4660001118","466:4660001200","470:4700007109","466:4660000627","496:4960012589","470:4700007007","466:4660001292","470:4700007006","489:4890002307","466:4660000566","466:4660001209","496:4960012607","466:4660001022","469:4690005138","466:4660005406","470:4700006897","470:4700007117","466:4660001293","496:4960012501","470:4700006516","466:4660001388","469:4690004877"],"twin_admin_codes":[496,496,466,466,466,470,466,496,470,466,470,489,466,466,496,466,469,466,470,470,466,496,470,466,469],"twin_sims":[0.841406493659294,0.7479844571332128,0.6126533830357127,0.609598639019984,0.6009068587474521,0.5982344007833109,0.594602069960107,0.5942043945918609,0.5778619834056783,0.5570372149600904,0.5492837187233264,0.5399670854220646,0.5332487649036882,0.5305683484770136,0.5163275987006204,0.5162186213514323,0.5072685427689201,0.5022203361518958,0.4944364989511153,0.4910458857360234,0.48672025015747383,0.4821464006250106,0.47435284150093804,0.4725962426107226,0.4701380939311233],"twin_dists":[0.07632386498291396,0.09897306504100975,0.12856340331834443,0.12921754500900864,0.1310787284051419,0.13165104935119554,0.13242904621162757,0.13251423301590898,0.1360177460953711,0.14049553209545146,0.14216839693458036,0.14418373987936078,0.1456410482879502,0.14622350351857905,0.14932898673630868,0.1493528278008092,0.15131517562643496,0.1524259944361056,0.15414482785743505,0.15489597144395442,0.1558565012827038,0.1568749921920288,0.15861751890352202,0.1590115530979477,0.15956377718743425],"n_dims_used":43,"mean_confidence":0.9153596744980923},"coverage":{"mean_confidence":0.9153596744980923,"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}}