{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001414","491:4910001592","491:4910001472","491:4910001524","491:4910001354","491:4910001415","491:4910001466","492:4920004388","491:4910000544","492:4920004438","492:4920004769","492:4920004128","491:4910001020","491:4910001084","492:4920004133","492:4920004712","492:4920004656","492:4920003987","492:4920005206","491:4910001149","492:4920004285","491:4910001637","492:4920004335","491:4910001463","491:4910002261"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,492,492,492,491,491,492,492,492,492,492,491,492,491,492,491,491],"twin_sims":[0.6780811268461938,0.5838578242427145,0.5577770301069116,0.4688699226136019,0.46465129555137363,0.41269032406052913,0.3509051002626393,0.34654551641830644,0.32725009408667743,0.32133343145044596,0.3193218586945278,0.3078668835087283,0.2904800796517198,0.2902555607016837,0.28900417682245894,0.2837360691789641,0.2805603023139806,0.2801577950755368,0.26927044049860305,0.26864129553303073,0.26644120562478146,0.25768657617516155,0.25747756611598743,0.256678591555038,0.2558598309227933],"twin_dists":[0.11447953043267535,0.1347315924975498,0.14033609754687784,0.1598490525183729,0.16079993688055183,0.17279240840641205,0.1879584449771822,0.18907701381429026,0.19412048895507827,0.1956994324752666,0.19623993975372106,0.19935524696150148,0.20421459408291331,0.2042784494730633,0.20463489591791645,0.20614569584162598,0.20706462591077646,0.2071815431034823,0.21038376571403633,0.21057122714276716,0.21122891993843246,0.21388015533567992,0.2139441382219379,0.21418902597866113,0.2144404788014676],"n_dims_used":45,"mean_confidence":0.8991036309136284},"coverage":{"mean_confidence":0.8991036309136284,"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}}