{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001148","490:4900001401","490:4900004540","490:4900005759","490:4900004815","490:4900006016","490:4900007616","490:4900007368","490:4900001552","490:4900005762","494:4940008627","490:4900003039","490:4900004264","490:4900004955","490:4900004818","490:4900004971","490:4900001673","490:4900007730","490:4900007612","490:4900004820","490:4900007501","490:4900007622","470:4700005175","490:4900005640","466:4660004118"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,470,490,466],"twin_sims":[0.31756794889355194,0.312054689509762,0.2572426182285379,0.25187311672414536,0.2506908823535247,0.24959858038028776,0.24824010575563435,0.2359881038362557,0.23549429120275503,0.2327690619753083,0.23060523154349916,0.21883168129537942,0.2119768687923824,0.2099632394184907,0.20991571351272684,0.20740191361995752,0.20730819221429794,0.20596304476112093,0.2041949877127089,0.2041776031648052,0.19819929209847417,0.19768969870814454,0.19104096566674983,0.1885663824225001,0.18416130740826195],"twin_dists":[0.1967127767418023,0.19820879199234434,0.2140161004560756,0.21567220482140842,0.21603984800423628,0.21638050993554292,0.21680551803818526,0.22070822245694857,0.2208682514345994,0.22175538875296152,0.2224646463327814,0.2264031145551355,0.22876189077198333,0.2294645739236011,0.2294812138957166,0.23036503478616982,0.23039812687004388,0.230874214082732,0.23150322587925354,0.23150942916287623,0.23366454050126859,0.23385030506800078,0.2363050071191261,0.23723381459787335,0.23890857509531968],"n_dims_used":45,"mean_confidence":0.924627176920573},"coverage":{"mean_confidence":0.924627176920573,"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}}