{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003441},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003442","490:4900003448","490:4900004137","490:4900003698","494:4940006808","490:4900004132","494:4940007155","490:4900003564","490:4900007121","490:4900003857","490:4900000914","490:4900003847","490:4900003704","490:4900003565","490:4900003572","490:4900004124","490:4900003731","494:4940007998","490:4900003039","490:4900003177","494:4940007590","490:4900002434","490:4900001139","490:4900005892","494:4940008666"],"twin_admin_codes":[490,490,490,490,494,490,494,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,494],"twin_sims":[0.4749168878973132,0.37040876512523585,0.34407106608621196,0.338212179963549,0.3020067095647741,0.2995308532872841,0.2860733766681541,0.2679399947538444,0.26635356955461276,0.264366340360359,0.26014364180712773,0.24877712809241512,0.24612111357850563,0.24610151839744998,0.23948430081791677,0.23410206523259383,0.22865106255725803,0.22627527694076832,0.2245021892669463,0.22096366700982642,0.2040910181489716,0.201615575702387,0.19819811020863917,0.19635582618220834,0.19423596641614313],"twin_dists":[0.15849109625326677,0.18303993578272704,0.18971520416397072,0.19123609920858636,0.20097471964800315,0.2016644142569581,0.2054733373760818,0.2107805091726124,0.2112551875295748,0.211852280009058,0.2131304308962839,0.21663732929935062,0.2174714479258502,0.21747762321046035,0.21958142043287254,0.22132061348720622,0.22310896074523873,0.22389721128770274,0.22448908030900375,0.22567963408921385,0.23154033046395436,0.23242762101708053,0.23366497095916006,0.23433812169174512,0.23511813288896447],"n_dims_used":45,"mean_confidence":0.9218587239583333},"coverage":{"mean_confidence":0.9218587239583333,"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}}