Upendra Kumar Acharya

Publication Activity (10 Years)

Years Active: 2021-2024
Publications (10 Years): 5

Top Topics

Unsharp Masking

Gamma Correction

Automatic Detection

Image Enhancement

Top Venues

Multim. Tools Appl.

Int. J. Speech Technol.

Multidimens. Syst. Signal Process.

Int. J. Imaging Syst. Technol.

Publications

Upendra Kumar Acharya, Sandeep Kumar
Directed searching optimized texture based adaptive gamma correction (DSOTAGC) technique for medical image enhancement. Multim. Tools Appl. 83 (3) (2024)
Upendra Kumar Acharya, Sandeep Kumar
Image sub-division and quadruple clipped adaptive histogram equalization (ISQCAHE) for low exposure image enhancement. Multidimens. Syst. Signal Process. 34 (1) (2023)
Upendra Kumar Acharya, Mohammad Taha Ali, Mohd Kaif Ahmed, Mohd Tabish Siddiqui, Harsh Gupta, Sandeep Kumar, Ajey Shakti Mishra
Hybrid deep neural network for automatic detection of COVID-19 using chest x-ray images. Int. J. Imaging Syst. Technol. 33 (4) (2023)
Upendra Kumar Acharya, Sandeep Kumar
Directed searching optimized mean-exposure based sub-image histogram equalization for grayscale image enhancement. Multim. Tools Appl. 80 (16) (2021)
Sandeep Kumar, Sneha Singh, Prabhakar Agarwal, Upendra Kumar Acharya, Prabira Kumar Sethy, Chanki Pandey
Speech quality evaluation for different pitch detection algorithms in LPC speech analysis-synthesis system. Int. J. Speech Technol. 24 (3) (2021)