{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006294","490:4900004715","490:4900007749","490:4900007632","490:4900006163","490:4900006660","490:4900006531","490:4900008314","490:4900008426","490:4900008648","490:4900007017","490:4900004857","490:4900008096","490:4900007867","490:4900007516","490:4900008758","470:4700004830","490:4900006180","490:4900007270","490:4900004985","488:4880003262","490:4900007144","490:4900007512","490:4900003227","490:4900005912"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,488,490,490,490,490],"twin_sims":[0.8061595072298261,0.7815088258810629,0.7361175856883672,0.7335275023842355,0.7204373695682879,0.6956730330962455,0.6788047382443914,0.6649550801076145,0.6271938627041556,0.6233983982775293,0.5965364040379777,0.5493628814901512,0.5388460828700864,0.5315545725937547,0.5303958874435876,0.5134824559342831,0.49272146275352435,0.49112091260958735,0.4867710446140311,0.47959930540104984,0.4625259991480619,0.4620817985644368,0.454797050470695,0.4510192563354345,0.4508304333237241],"twin_dists":[0.08525815583919079,0.09119535247669833,0.10166201392829957,0.10224515938172517,0.1051737669147079,0.1106414026826448,0.1143222732967559,0.11732430023221012,0.12544821311028528,0.1262617136813609,0.13201471851618735,0.1421512982111275,0.1444266559412461,0.14600912565418186,0.14626100039274506,0.14995182724129086,0.15452458081834275,0.1548793337745176,0.15584520715361577,0.15744348335102704,0.1612801138625903,0.16138057156429028,0.16303299141499103,0.16389370363871475,0.16393679389699745],"n_dims_used":45,"mean_confidence":0.9166408962673611},"coverage":{"mean_confidence":0.9166408962673611,"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}}