{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006422","496:4960005661","496:4960005945","472:4720004317","499:4990001165","488:4880003212","470:4700001484","488:4880005854","481:4810000376","488:4880001108","467:4670003717","472:4720004357","472:4720006198","470:4700001784","481:4810000875","472:4720004316","468:4680004216","481:4810000628","479:4790005915","489:4890001818","472:4720001844","488:4880006205","488:4880000082","499:4990000576","489:4890001090"],"twin_admin_codes":[470,496,496,472,499,488,470,488,481,488,467,472,472,470,481,472,468,481,479,489,472,488,488,499,489],"twin_sims":[0.2731549397026636,0.21871832696182597,0.20474565418634497,0.1443840766843636,0.13885055019383832,0.12110010352683101,0.11512897618568499,0.11002446900244695,0.10188318172061168,0.10128446799487013,0.09838238780005566,0.09591149590731074,0.09495963604166271,0.09334689808986024,0.09057457865686638,0.08707910636892072,0.08689893451692236,0.08667180318627116,0.084943861687339,0.08184233291899343,0.08084130194528871,0.07977292777004343,0.07976536980848331,0.07903235912007643,0.07843380463521347],"twin_dists":[0.2092322813249359,0.22644171290278253,0.23130691994123695,0.25551156434764527,0.258078423539786,0.26686838791761314,0.2700453982112803,0.27286333019136066,0.2775748324447232,0.2779327505000547,0.2796914840925947,0.28122126909372497,0.2818188609913154,0.28284222199024417,0.2846344916679706,0.28695727880448557,0.28707899854171365,0.28723272930462984,0.2884128848945464,0.2905800907753427,0.2912935811291217,0.2920629230670081,0.29206839495145853,0.29260107492805487,0.29303899558652685],"n_dims_used":45,"mean_confidence":0.9161815219455295},"coverage":{"mean_confidence":0.9161815219455295,"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}}