{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003884","490:4900001867","490:4900001579","490:4900002774","487:4870000933","490:4900003031","490:4900000887","490:4900002454","494:4940007911","490:4900000557","494:4940007906","490:4900003859","490:4900002888","494:4940008324","490:4900002788","487:4870001673","466:4660013559","487:4870009752","490:4900001040","494:4940007900","487:4870000998","490:4900006035","490:4900004291","490:4900005387","487:4870011464"],"twin_admin_codes":[490,490,490,490,487,490,490,490,494,490,494,490,490,494,490,487,466,487,490,494,487,490,490,490,487],"twin_sims":[0.2981750353445593,0.202572370617097,0.16551569512455314,0.15061421714337972,0.12707362968536157,0.12577799940830364,0.1237215142984962,0.11849123058358378,0.11196534582238156,0.10985161504358347,0.10521708743344028,0.09976065288745131,0.09773162982365746,0.08857663127370541,0.08829613459785837,0.08569872292501915,0.08333191665557163,0.08144889222013182,0.08018493869146397,0.07894694611539672,0.07835288008765752,0.07507294725673988,0.07485400747280073,0.07339559234048458,0.0724416159272578],"twin_dists":[0.20204351531027595,0.23208378797471757,0.24632977717093849,0.25270742423032144,0.26380757266198834,0.2644620147292778,0.2655113622269004,0.26824136663055476,0.2717802233308698,0.2729605056530871,0.2756112614925062,0.2788512269141689,0.2800914293052808,0.2859532570796674,0.2861402855636074,0.28789499711711336,0.2895311989040505,0.29085967986823247,0.2917652587921013,0.2926634023783222,0.2930984083001314,0.29554907944916176,0.2957157162564422,0.29683588422776547,0.29757837994064584],"n_dims_used":45,"mean_confidence":0.9076861063639323},"coverage":{"mean_confidence":0.9076861063639323,"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}}