{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000115","490:4900000949","490:4900000069","490:4900000185","490:4900000094","490:4900000219","490:4900000068","490:4900000205","490:4900000281","490:4900000397","490:4900000110","490:4900000182","496:4960007688","490:4900000190","480:4800005060","490:4900000848","490:4900000095","490:4900000079","490:4900002658","490:4900000200","496:4960011822","490:4900000093","490:4900000236","490:4900000139","490:4900000043"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,480,490,490,490,490,490,496,490,490,490,490],"twin_sims":[0.32012671152819366,0.2886595793547557,0.28542016354704147,0.27780328486228795,0.2763761650453686,0.27169615778791856,0.25594734945259345,0.2198212103319469,0.19826435068238613,0.1952053955276605,0.1831372020079254,0.17684171593037046,0.16425903598089164,0.14813788228861766,0.14681046835897985,0.1461417227767285,0.12143252885712985,0.12133451706491444,0.1113035250579036,0.10961314043399076,0.10917691906419345,0.10636435250619586,0.1043060122183415,0.10111571938854592,0.09893927330800509],"twin_dists":[0.1960234481813345,0.20473321338688816,0.20566090928257025,0.2078675168572056,0.20828502611541932,0.20966351757113072,0.2144135763531506,0.22606673753525053,0.23364084815139233,0.23476069821283307,0.239301957709434,0.24175501478027608,0.2468510963239233,0.2538115544896854,0.2544090281509251,0.25471154666955675,0.2666950690646091,0.2667461324668813,0.2721479114906831,0.2730947662615722,0.2733409438634106,0.27494676139652907,0.27614298646472213,0.27803392901592505,0.2793508757559256],"n_dims_used":45,"mean_confidence":0.9108523050944011},"coverage":{"mean_confidence":0.9108523050944011,"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}}