Improved watermark extraction for printed and scanned watermarked document. - Kharittha Thongkor; Thumrongrat Amornraksa (ISPACS, 2011)

Digital watermark extraction technique for partially shadowed photos. - Kharittha Thongkor; Thumrongrat Amornraksa (ISCIT, 2012)

Digital image watermarking with partial embedding on blue color component. - Kharittha Thongkor; Thumrongrat Amornraksa (APSIPA, 2014)

Robust image watermarking for camera-captured image using image registration technique. - Kharittha Thongkor; Thumrongrat Amornraksa (ISCIT, 2014)

Digital watermarking for color images in hue-saturation-value color space. - Suwat Tachaphetpiboon; Kharittha Thongkor; Thumrongrat Amornraksa; Edward J. Delp (J. Electronic Imaging, 2014)

Digital image watermarking on illumination component. - Piyanart Chotikawanid; Kharittha Thongkor; Pipat Supasirisun; Thumrongrat Amornraksa (MVA, 2015)

Digital image watermarking based on regularized filter. - Kharittha Thongkor; Pipat Supasirisun; Thumrongrat Amornraksa (MVA, 2015)

Hazmat Sign Location Detection based on Fourier Shape Descriptors. - Kharittha Thongkor; Albert Parra Pozo; Bin Zhao; Thumrongrat Amornraksa; Edward J. Delp (IMAWM, 2016)

Digital watermarking for camera-captured images based on just noticeable distortion and Wiener filtering. - Kharittha Thongkor; Thumrongrat Amornraksa; Edward J. Delp (J. Vis. Commun. Image Represent., 2018)