QR Images: Optimized Image Embedding in QR Codes.
Gonzalo J. GarateguyGonzalo R. ArceDaniel Leo LauOfelia P. VillarrealPublished in: IEEE Trans. Image Process. (2014)
Keyphrases
- input image
- image data
- qr code
- test images
- qr codes
- acquired images
- barcode
- edge detection
- pixel values
- segmentation method
- region of interest
- image structure
- feature points
- segmentation algorithm
- multiscale
- image acquisition
- secret image
- secret data
- image quality
- acquisition process
- three dimensional
- error correction
- low quality
- image segmentation
- hough transform
- high resolution
- data hiding
- cover image
- synthetic and real images
- computer vision
- gray level