{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000802","490:4900000787","490:4900001028","490:4900001436","494:4940008688","490:4900003731","494:4940008225","494:4940006376","490:4900001074","490:4900000480","490:4900000930","490:4900000520","496:4960007781","490:4900002636","490:4900000663","494:4940007289","490:4900001039","490:4900000577","490:4900001163","494:4940008327","490:4900001295","494:4940008536","494:4940008415","490:4900000689","490:4900001706"],"twin_admin_codes":[490,490,490,490,494,490,494,494,490,490,490,490,496,490,490,494,490,490,490,494,490,494,494,490,490],"twin_sims":[0.6266009634656885,0.5383087013756379,0.5376187817428294,0.51801384338655,0.5122477266789747,0.5119142601856121,0.4726427968186565,0.4586689860668994,0.4441243084872816,0.43263665743926843,0.4286482435395193,0.4174514414173212,0.4140207546796432,0.41114956196227603,0.4085306621771708,0.40456376813457906,0.38029388283445714,0.3795484819483275,0.3777838226193698,0.3745872062960847,0.37352447221774826,0.37178297612010575,0.36715577854076364,0.3668132961318053,0.36454905876021865],"twin_dists":[0.1255753137416934,0.14454313822130344,0.14469271739014378,0.1489602408642664,0.15022239316907401,0.15029549376589402,0.15900110395741035,0.162153536744648,0.16547159364506414,0.1681217118122501,0.16904836058763814,0.17166902380971563,0.17247793258618385,0.17315715242483576,0.17377850006341003,0.17472303070960907,0.18059662256103232,0.1807797757305411,0.1812140675805003,0.18200329496340656,0.18226640844197156,0.18269836946857576,0.1838510009629963,0.18393660044539253,0.1845035331253389],"n_dims_used":45,"mean_confidence":0.9167692396375868},"coverage":{"mean_confidence":0.9167692396375868,"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}}