Xuchao ShiMeng Zhang 0010Tinghuan ChenXuchao ShiPeng CaoImage Arbitrary-Ratio Down- and Up-Sampling Scheme Exploiting DCT Low Frequency Components and Sparsity in High Frequency Components.475-487201699-DIEICE Trans. Inf. Syst.2https://doi.org/10.1587/transinf.2015EDP7141http://search.ieice.org/bin/summary.php?id=e99-d_2_475db/journals/ieicet/ieicet99d.html#ZhangCSC16Peng CaoTinghuan ChenMeng Zhang 0010