{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000872","490:4900000646","490:4900000548","490:4900000753","494:4940008055","490:4900000752","494:4940007534","490:4900012389","490:4900000384","494:4940006891","490:4900012529","494:4940007954","494:4940007011","494:4940008381","494:4940006798","494:4940006784","490:4900013155","490:4900004108","490:4900012388","490:4900000877","494:4940008627","494:4940007631","490:4900000255","494:4940008070","490:4900000871"],"twin_admin_codes":[490,490,490,490,494,490,494,490,490,494,490,494,494,494,494,494,490,490,490,490,494,494,490,494,490],"twin_sims":[0.1672077164438023,0.15819766769822358,0.14182866213753725,0.1148037405383893,0.09354651280180407,0.0929949613249176,0.08540489064199873,0.06894709887010292,0.06500766984259904,0.059962058370518795,0.05935783541790094,0.0531234242545114,0.05273602157972389,0.051689518764669276,0.04823385756824163,0.047790059555801366,0.046534713955275704,0.04644111808714724,0.04462348790342015,0.04426474117806078,0.04321168702445816,0.0422635943770788,0.0411365608094612,0.040044268676738284,0.03974649555575703],"twin_dists":[0.24563234458988698,0.24940703523275895,0.25668768719781737,0.2702220412585823,0.2827148042194556,0.28306739448464874,0.28809615294884705,0.30036775231556956,0.3036536625768276,0.30810889047212864,0.3086628414020698,0.3146683448068037,0.31506043779636245,0.31613169637973476,0.3198022616471351,0.32028942490245554,0.32168820988866,0.32179375984330727,0.32387973111906715,0.3242998366472231,0.32554973728284753,0.3266971607089836,0.328089689443822,0.3294703401152512,0.3298522356858179],"n_dims_used":45,"mean_confidence":0.912567138671875},"coverage":{"mean_confidence":0.912567138671875,"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}}