{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000284},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000126","490:4900002193","490:4900000617","490:4900000946","496:4960009282","496:4960008876","496:4960008874","496:4960008975","490:4900001059","496:4960009186","490:4900001079","490:4900002025","490:4900002191","490:4900000723","496:4960011905","496:4960009185","490:4900001080","496:4960009080","490:4900004185","496:4960011994","490:4900000187","490:4900002346","490:4900001166","490:4900002187","496:4960008872"],"twin_admin_codes":[490,490,490,490,496,496,496,496,490,496,490,490,490,490,496,496,490,496,490,496,490,490,490,490,496],"twin_sims":[0.7645680994315776,0.5469004836103785,0.47275309431218143,0.4244880672891438,0.42062210271402434,0.41996589871555184,0.41621168745442283,0.4088859053650691,0.40617221479922483,0.4034259226295688,0.40081554165482436,0.39478655274908114,0.38416132872082975,0.38300954907396767,0.37998357946720246,0.3796944513936294,0.37264663705493334,0.35974713925661395,0.3521747114686576,0.3493670046090123,0.3484997970240819,0.33657239148232543,0.33547722167620336,0.33516184621213146,0.3257375456474721],"twin_dists":[0.09516249954046252,0.142683356134276,0.15897634893679805,0.17001868920991417,0.17092395047075792,0.17107795550980526,0.17196100965635885,0.17369411424786219,0.1743395600315425,0.1749947170328672,0.17561931038359177,0.17706899491397837,0.17964911050788646,0.17993081246629292,0.18067284640016662,0.1807438957540904,0.1824840223327098,0.1857117873704328,0.18763406252338416,0.1883522473619926,0.188574681412353,0.191664297972085,0.19195090865896153,0.19203353778044344,0.19452261465125265],"n_dims_used":45,"mean_confidence":0.917732916937934},"coverage":{"mean_confidence":0.917732916937934,"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}}