{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008553","490:4900007893","490:4900011502","490:4900008784","490:4900008551","490:4900008659","490:4900010826","490:4900011153","490:4900011623","490:4900008770","490:4900008891","490:4900010566","490:4900008004","490:4900007997","490:4900008661","490:4900008775","490:4900008555","490:4900008777","490:4900011221","490:4900010565","490:4900008779","490:4900010225","490:4900007892","490:4900008438","490:4900010229"],"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":[0.22166674417294732,0.12314736217011304,0.043218148545874906,0.04036749077328577,0.03693606056120438,0.03612241210325252,0.033457601057590734,0.022464443064232283,0.018669419254859373,0.01814676865852789,0.016001405100409483,0.013349644927973654,0.012211732135451323,0.011113152942693664,0.010324427052173004,0.009403736316103738,0.009374576435196581,0.007604707680888619,0.006283244028174036,0.006230198093347379,0.0060045784464146275,0.005630246886605825,0.005563600844770502,0.005558437519338681,0.005045280757339071],"twin_dists":[0.22544207258481122,0.2658066969614124,0.3255419902283988,0.329058511334886,0.33358114562689895,0.3347055668411234,0.3385455119085792,0.35784234917752683,0.3664609945430854,0.36776560057374885,0.3734915115688973,0.3815864274616734,0.38550450209080367,0.3896072671885639,0.3927814469547523,0.39677232705807636,0.39690433303686046,0.405698787431689,0.41355874349021726,0.4139043937978456,0.4154048429806945,0.418010353085649,0.41849057431470627,0.41852799551652714,0.4224137292622968],"n_dims_used":45,"mean_confidence":0.8874047173394097},"coverage":{"mean_confidence":0.8874047173394097,"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}}