{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000582","489:4890000497","489:4890000705","470:4700007199","466:4660006807","466:4660007268","466:4660008436","470:4700001506","466:4660006435","485:4850004925","485:4850004033","466:4660007563","481:4810005640","470:4700002442","466:4660007565","470:4700005607","489:4890000528","481:4810005778","466:4660006540","489:4890000542","489:4890000531","489:4890001611","481:4810005937","466:4660008791","470:4700008709"],"twin_admin_codes":[489,489,489,470,466,466,466,470,466,485,485,466,481,470,466,470,489,481,466,489,489,489,481,466,470],"twin_sims":[0.4676150607243979,0.422792032351639,0.4161491611691929,0.3742410566801006,0.3235843585677344,0.31293316763947177,0.28484420699773705,0.2841201851145551,0.2715171883428508,0.2699668462240421,0.2682085542899489,0.26722007437418455,0.26656734154203765,0.2637628090759487,0.26119171040165,0.25914061139527683,0.2578843929802004,0.257859675374247,0.2575163515724676,0.25567926493180165,0.25437742897900967,0.24853938775837456,0.24698651165600424,0.24482608955177773,0.234592984385767],"twin_dists":[0.16013159213168948,0.17041540820928672,0.17197574567213075,0.1820889549311421,0.19509685055250062,0.19796941811284005,0.20582651096754534,0.2060349712611471,0.20971652154160567,0.2101765789424157,0.21070032561312782,0.2109957014251652,0.2111911220296381,0.2120341738454997,0.2128119892164646,0.21343594449985864,0.21381962913664065,0.21382719040409623,0.21393226260562143,0.21449600166315627,0.21489704511420682,0.21671175789365782,0.21719903846663124,0.21788024848912876,0.22116090341059721],"n_dims_used":45,"mean_confidence":0.9193215264214409},"coverage":{"mean_confidence":0.9193215264214409,"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}}