Now showing items 1-4 of 4

    • Contrast enhancement using bi-histogram equalization via 2-D discrete wavelet transform 

      Trongtirakul, Thaweesak; Phanthuna, Nattapong (2015-06-11)
      The image enhancement process of a digital image is a part of digital signal processing which it plays an important role in some industrial segments, for instance, object classification or bio-identification, satellite ...
    • Image enhancement with mean brightness preserving using weighted histogram equalization based on Its area ratio 

      Trongtirakul, Thaweesak; Sunthron, Viriya (2014-06-27)
      Image enhancement is one of using in various digital signal processing areas. Advances in microcontrollers, DSP boards and computers have been developed traditional algorithms to improve the quality of the resulting image. ...
    • Image Segmentation Using Fuzzy C-Mean Via Image Filter 

      Trongtirakul, Thaweesak; Phanthuna, Nattapong; Disklud, Nikom; ทวีศักดิ์ ตรงติรกุล; ณัฐพงศ์ พันธุนะ; นิคม ดิษฐคลึ (2017-07-02)
      The segmentation of interesting objects within the image is an important process to provide information for other procedures. The major problem of image segmentation is the number of objects suitable for classifying objects. ...
    • Random Noise Elimination Of Image Based On Edge Preservation 

      ทวีศักดิ์ ตรงติรกุล; ณัฐพงศ์ พันธุนะ; นิคม ดิษฐคลึ; Trongtirakul, Thaweesak; Phanthuna, Nattapong; Disklud, Nikom (2017-07-02)
      This report aims to present the random noise elimination of image based on edge preservation. This solution is a pixel processing using 29 templates. Each template consists of the considered pixel and its neighbor pixels. ...