{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001326","491:4910001688","491:4910001681","491:4910001260","491:4910001191","491:4910001061","491:4910001258","491:4910001126","491:4910001254","491:4910001627","491:4910001746","491:4910001122","491:4910001322","491:4910001257","491:4910001458","491:4910001962","491:4910001060","491:4910001053","491:4910001073","491:4910001259","491:4910001501","491:4910001443","491:4910002255","491:4910001253","491:4910001270"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8237110361326766,0.5999809575823318,0.5951995914791968,0.4757723193711509,0.37336046546759705,0.3726289425757459,0.3652152714217917,0.35835005781792734,0.35132125097155814,0.3405509168737696,0.3159430758673265,0.30393091959601387,0.26951345708274094,0.23550185888318018,0.22927679596138995,0.18913431316921778,0.17863097662779226,0.17555339624024863,0.17282886577313475,0.1656402862618837,0.15095889645274044,0.1497365444230241,0.14043689049244915,0.13683826856445655,0.1362049604165776],"twin_dists":[0.08088490790213057,0.13127700862693617,0.1323010540495114,0.15829945798458497,0.1823070462868964,0.18248841136234725,0.18433653947586806,0.1860648604580603,0.18785205215133274,0.19062731342787964,0.1971521428838769,0.2004409678468145,0.21031142855197002,0.22086579733471765,0.22290225409473577,0.23701989781020522,0.24105160968542158,0.24226462766558302,0.24335120173608824,0.24627824709663357,0.2525548034624277,0.2530972135857672,0.2573348880995303,0.25903078701895116,0.2593326832825261],"n_dims_used":44,"mean_confidence":0.8942283283580433},"coverage":{"mean_confidence":0.8942283283580433,"n_dims_used":44,"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}}