{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011255","490:4900011536","490:4900011253","490:4900011027","490:4900011256","490:4900011411","490:4900011182","490:4900011409","490:4900011474","490:4900011023","490:4900010944","490:4900010697","490:4900010780","490:4900010696","490:4900010528","490:4900010788","490:4900011408","490:4900011328","490:4900010782","490:4900011183","490:4900010703","490:4900011108","490:4900011809","490:4900011538","490:4900010073"],"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":[0.23394457848768585,0.16409938218835515,0.12864455467769642,0.11889574403694272,0.09172398400339567,0.08922170550488556,0.07503931309271837,0.07479007217736032,0.07227392981390773,0.06704706610190375,0.06543969306946257,0.052314226938032754,0.05011745813636906,0.04655618870481017,0.046355019725527344,0.04630005455305062,0.0459244109767545,0.04353106525911732,0.04184432175403523,0.04043842207985553,0.03894696248917212,0.037715455591129154,0.03510316297785411,0.0346252605501633,0.03442562553820873],"twin_dists":[0.22137189494927345,0.24691753413374903,0.2630208207435731,0.2680269778634915,0.2838862237706182,0.2855249138148166,0.2955746531610552,0.29576445211923313,0.2977097095331338,0.30193292912975705,0.3032855031709223,0.3154900673158186,0.31777534273276303,0.3216640174444502,0.3218910120712715,0.3219531769857756,0.32237968738205525,0.3251679784152622,0.3272115048781411,0.32896850794075466,0.3308897367055599,0.33252359799490383,0.3361448823312303,0.3368320199339803,0.3371214518588418],"n_dims_used":45,"mean_confidence":0.9180408053927951},"coverage":{"mean_confidence":0.9180408053927951,"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}}