{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001132","470:4700000211","481:4810000977","488:4880000248","481:4810000204","468:4680003794","496:4960011530","472:4720001255","479:4790002453","470:4700007520","470:4700001719","496:4960004485","488:4880000863","470:4700001708","496:4960004932","496:4960011352","481:4810000525","496:4960012177","470:4700000683","481:4810001553","470:4700000765","496:4960009372","481:4810000969","472:4720002492","470:4700000405"],"twin_admin_codes":[470,470,481,488,481,468,496,472,479,470,470,496,488,470,496,496,481,496,470,481,470,496,481,472,470],"twin_sims":[0.6419243211463116,0.6168793557857984,0.5966809838295288,0.5704049085242282,0.518037068592226,0.5144212701273478,0.4933007867872449,0.4846995028786943,0.4815074840867793,0.47495076826036436,0.4740272144531764,0.4729684129853505,0.4705249552606224,0.4680050140276562,0.46005948956269943,0.45894222435515236,0.4577856359291534,0.45049627803594744,0.4468339895535196,0.4467708345285212,0.4465847764699082,0.4459130826909888,0.44188505146741985,0.4415923917524653,0.44154423940760273],"twin_dists":[0.12228700097518479,0.1276583378176341,0.13198375186115982,0.13761901770876284,0.14895516402756598,0.14974621398729895,0.1543962605214861,0.15630610769921952,0.15701750367762515,0.15848350404388925,0.15869052593280467,0.15892802863789904,0.15947680447492377,0.16004376415472057,0.1618383566518816,0.16209157593230533,0.1623539401170731,0.16401306611040367,0.16485039236597937,0.16486485445600402,0.16490746505178347,0.16506135101597336,0.16598604724166993,0.16605335816555924,0.1660644347301048],"n_dims_used":43,"mean_confidence":0.9143187057140262},"coverage":{"mean_confidence":0.9143187057140262,"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}}