An Improved Defocus Blur with Combined Local Binary Patterns and Nearest Neighbor Technique

Jyothi Sravani (Institute of Aeronautical Engineering, India); Narasimha Prasad L V (Vardhaman College of Engineering, India)

Defocus blur is one of the phenomena in obtaining images using optical imaging systems. Blur parts mainly segment images into obscure or non obscure regions. The existing research on defocus blur addresses the individual techniques based removal of blur. The present paper focus on fused technique with combination of local binary and nearest neighbor. In this the roughness metrics based on Local binary patterns (LBP) with respective algorithm which isolates the clear-cut image regions. Based on the local binary patterns, roughness metric in local images mentions blurry regions. Applying these metricsincombinationwithimagemattingandmultiscale inference achieves extreme levels of roughness. When LBP is combined with K nearest neighbor (KNN) encompass a better outcome and also improves the efficiency of the segmentation with high-speed. This assures an improved treatment for blur images.

Conference: UKSim-AMSS 22nd International Conference on Computer Modelling and Simulation, UKSim2020

Published: Mar 25, 2020

DOI: 10.5013/IJSSST.a.21.02.19