An R package for testing high-dimensional covariance matrices
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Updated
Oct 5, 2017 - R
An R package for testing high-dimensional covariance matrices
Gradient-based Fantope projection and selection algorithm for sparse PCA
An R Package for Sparse PCA with Multiple Principal Components
TopoSPCA: Topology-Dependent Robustness in Graph-Regularized Sparse PCA
Subspace projection methods (PCA, SPCA, SSPCA, KernelPCA, Isomap) for visual classification. Structured Sparse PCA with co-clustering outperforms baselines on VOC and Caltech benchmarks. Published at BigMM 2017.
Out-of-sample volatility forecasting and Value-at-Risk backtesting for 14 currencies (2000–2026): GARCH/EGARCH/GJR vs. RiskMetrics, with QLIKE and Diebold-Mariano model comparison, Kupiec/Christoffersen VaR coverage tests, and sparse PCA on FX returns. Python.
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