A Blind Robust QR Code Watermarking Approach Based on DCT.
Ling-Yuan HsuHwai-Tsu HuHsien-Hsin ChouPublished in: CRC (2019)
Keyphrases
- qr code
- watermark extraction
- image watermarking
- augmented reality
- watermarking scheme
- watermark detection
- barcode
- digital image watermarking scheme
- watermarking technique
- copyright protection
- digital watermark
- digital images
- multiresolution
- discrete cosine transform
- watermarking algorithm
- image quality
- image compression