{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011870","490:4900011805","490:4900011201","490:4900012189","490:4900011804","490:4900012188","490:4900011544","490:4900011461","490:4900010797","490:4900010627","490:4900010628","490:4900011272","490:4900011789","490:4900010625","490:4900009062","490:4900011547","490:4900011806","490:4900012191","490:4900011661","490:4900010801","490:4900010709","490:4900011920","490:4900011809","490:4900011741","490:4900008501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5820985468937895,0.5809675717701643,0.5196564998492522,0.39192652721926563,0.3797190227059484,0.32733911369678387,0.32073387809179804,0.3184945846273086,0.2841954952304227,0.2838196769768616,0.27569777874640644,0.25998436867082964,0.24576521930320622,0.24130874085724377,0.23999530531787264,0.23888633829269357,0.23709136623232288,0.22842133032384548,0.21955023024364556,0.21429801710162025,0.21324333056411526,0.21190836360744936,0.2110488220689659,0.20840386526602103,0.20744096716488553],"twin_dists":[0.13510886309771475,0.1353514419489072,0.14860130357045395,0.17776025856101196,0.18073785666608586,0.1940968542819629,0.1958603328412086,0.19646278209611417,0.20601327308177356,0.2061215875145344,0.20848395247474846,0.21317889443852295,0.21758365487103304,0.2189976618557053,0.21941762610596494,0.21977337656409798,0.22035147917309236,0.22318494501737204,0.22615875245602515,0.22795748406301233,0.22832225704099282,0.22878572200702654,0.22908517985457202,0.2300118912857067,0.23035124838401538],"n_dims_used":45,"mean_confidence":0.9152166578504775},"coverage":{"mean_confidence":0.9152166578504775,"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}}