{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002916","490:4900004158","490:4900002307","490:4900003058","490:4900004008","490:4900003744","490:4900004013","490:4900003724","490:4900002452","490:4900003880","490:4900002639","490:4900003199","490:4900003464","490:4900004304","490:4900004009","490:4900002165","490:4900004292","490:4900001996","490:4900002023","490:4900003610","490:4900002768","490:4900001841","490:4900003457","490:4900003746","490:4900001840"],"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":[0.6710441415112354,0.5978441328618046,0.5263131185327644,0.5084724314504151,0.48490489425742656,0.4563997874341594,0.4210112216399745,0.39997167669919137,0.3875610464217155,0.3847257923357477,0.38331703232540376,0.379666988754014,0.3738054345593948,0.3722874803352878,0.35255685968257056,0.3459679508560074,0.33854474387325284,0.3343642729964954,0.3212426040415322,0.32098307149648087,0.320485656744837,0.30933146139300904,0.30270627287156926,0.30258041109228967,0.2969105897008627],"twin_dists":[0.1160063987171549,0.13173463249384984,0.14714945174825403,0.15105070437873527,0.1562603827841528,0.1626686250612809,0.17083267581530162,0.1758216175775881,0.17881994622868952,0.17951120145123659,0.17985556869383096,0.18075064569044003,0.1821968115656621,0.18257312957171737,0.1875365440201137,0.1892257584550464,0.19114939329451183,0.1922426923725901,0.19572379675017929,0.19579343710655867,0.19592699658533924,0.1989532927345618,0.20078044141614015,0.2008153756526728,0.20239798029004497],"n_dims_used":45,"mean_confidence":0.9167449951171875},"coverage":{"mean_confidence":0.9167449951171875,"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}}