{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002139","490:4900002586","490:4900003036","490:4900001973","490:4900003046","490:4900001976","490:4900003584","490:4900002134","490:4900002749","490:4900001680","490:4900005244","490:4900002143","490:4900003720","490:4900002890","490:4900004420","490:4900004400","490:4900003444","490:4900005490","490:4900002741","490:4900002290","490:4900004402","490:4900004267","490:4900001684","490:4900002130","490:4900003184"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6290494184773089,0.6067681448534561,0.5431044246255146,0.5386633469043017,0.5153833135101993,0.5117333110970903,0.4929401876887001,0.485325852937118,0.4759885401053847,0.47293321171751956,0.45028179184231437,0.4311848586602613,0.4297490364016995,0.41917574089993426,0.4152264011217208,0.4114199788912466,0.4059706724767758,0.4051269146492809,0.3880780044564889,0.38686915179205833,0.38327246221890254,0.3830441481860942,0.381979861026718,0.3806926281271853,0.3797172615692328],"twin_dists":[0.12505037812475517,0.12982363535883537,0.14350439345424573,0.14446626310499902,0.1495356096531027,0.150335165424542,0.1544761280437046,0.15616668625761593,0.1582510369358772,0.15893592775829518,0.16406203451544712,0.1684586124069534,0.16879225837561745,0.17126353366132815,0.1721933299668285,0.17309309361566325,0.17438757269151448,0.17458869333695815,0.17869416663685103,0.17898841328854453,0.17986647358767457,0.1799223443247562,0.18018299698272358,0.18049871765616388,0.18073828950845786],"n_dims_used":45,"mean_confidence":0.9205364651150174},"coverage":{"mean_confidence":0.9205364651150174,"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}}