Low-cost educational resource using optical fibers to send 4-bit images in grayscale.
Uriel Rivera-OrtegaNilli Martinez-SisniegaUriel Alcantara-MendozaPublished in: Comput. Appl. Eng. Educ. (2018)
Keyphrases
- gray scale
- gray scale images
- low cost
- binary and gray scale
- camera captured document
- color images
- grayscale images
- binary images
- image analysis
- image features
- image data
- histogram equalization
- inverse halftoning
- mathematical morphology
- multiple images
- morphological operations
- ground truth
- image retrieval
- edge detection
- halftone images
- image registration
- input image
- gray level
- original images
- gray value
- test images
- region detection