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Dark Channel

Elimination of Fog in Single Image using Dark Channel Prior

Elimination of Fog in Single Image using Dark Channel Prior

... as haze and fog are not clearly expressed and hence not so comprehensible. Such images are reduced in quality to a great degree due to the scattering of atmosphere that in turn reduces contrast and visibility. Fog lead ...

6

Nighttime low illumination image enhancement with single image using bright/dark channel prior

Nighttime low illumination image enhancement with single image using bright/dark channel prior

... dual channel prior-based method for nighttime low illumination image enhancement with a single image, which builds upon two existing image priors: dark channel prior and bright channel ...

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Stabilizing Atmospheric Turbulence in a Long Range Surveillance using Dark Channel Prior

Stabilizing Atmospheric Turbulence in a Long Range Surveillance using Dark Channel Prior

... Yet, atmospheric turbulence mitigation is a challenging problem in video surveillance. Blind deconvolution methods works well in real atmospheric images but fail to remove high atmospheric turbulence. Due to PSF, it also ...

5

Air Light Estimation Algorithm by using Fuzzy based Dark Channel Prior

Air Light Estimation Algorithm by using Fuzzy based Dark Channel Prior

... We develop a method which combines the two existing methods of fog removal and bilateral filter is applied to it. It is found that the proposed method is more suitable for obtaining the better quality of the image than ...

7

Image Defogging by Dark Channel Prior Using RGB Colour Space

Image Defogging by Dark Channel Prior Using RGB Colour Space

... In this paper, the proposed image defogging method has been based on the dark channel prior (DCP).output of this method show results that the defogged images are good in contrast.The proposed method ...

6

A Research on Single Image Dehazing Algorithms Based on Dark Channel Prior

A Research on Single Image Dehazing Algorithms Based on Dark Channel Prior

... The final algorithm analyzed in this section is the work presented in Ref. [23] which represents the most cur- rent state of the art. The work addresses image dehazing is a learning problem and proposes the application ...

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Color Image Defogging in Dark Channel Prior Based Image Local Features

Color Image Defogging in Dark Channel Prior Based Image Local Features

... 1.4 In the subsequent research, some basic improvements are based on this algorithm. The various prior knowledge in the work of predecessors play a complementary role to make up for the problem that a single prior ...

5

Haze Removal on Static Image by using Enhanced Techniques of Dark Channel Prior and Transmission Map Estimation

Haze Removal on Static Image by using Enhanced Techniques of Dark Channel Prior and Transmission Map Estimation

... Based on the natural phenomena, haze can be categorized as bad weather. The photo that taken during haze might result to the degrade of image scene. In the field of image processing, this research will cover some ...

8

A Novel Dark Channel Dehazing Algorithm Based on Adaptive Filter Enhanced SSR Theory

A Novel Dark Channel Dehazing Algorithm Based on Adaptive Filter Enhanced SSR Theory

... the dark channel priories of the image have been successfully computed, the algorithm proceeds into the adaptive filtering ...the dark channel priori-based image and aiding in boosting the ...

12

Image dehazing based on dark channel prior and brightness enhancement for agricultural monitoring

Image dehazing based on dark channel prior and brightness enhancement for agricultural monitoring

... Abstract: Obtaining clear and true images is a basic requirement for agricultural monitoring. However, under the influence of fog, haze and other adverse weather conditions, captured images are usually blurred and ...

7

Single Image Dehazing Algorithm Based on Dark Channel Prior and Inverse Image

Single Image Dehazing Algorithm Based on Dark Channel Prior and Inverse Image

... separate the sky regions beforehand. However, after a great deal of experiments, we discover obvious color distortion in the sky region or other bright regions of the recovered image by the method of He et al. [9]. The ...

8

Adaptive Image Dehazing via Improving Dark Channel Prior

Adaptive Image Dehazing via Improving Dark Channel Prior

... the dark channel of the hazy image is ...the dark channel, the pixels values for smooth regions are reduced by dividing them with a rather great ...

7

A review on dark channel prior based image dehazing algorithms

A review on dark channel prior based image dehazing algorithms

... The presence of haze in the atmosphere degrades the quality of images captured by visible camera sensors. The removal of haze, called dehazing, is typically performed under the physical degradation model, which ...

23

Efficient single image dehazing by modifying the dark channel prior

Efficient single image dehazing by modifying the dark channel prior

... The modified dark channel is described in Algorithm 1. Figure 5 shows an example of the results obtained using the modified DC, where the artifacts in the results have greatly reduced in comparison with the ...

8

Improving Dark Channel Prior for Single Image Dehazing

Improving Dark Channel Prior for Single Image Dehazing

... improved dark channel prior for removing haze from images. Dark channel prior is an effective method for removing ...haze. Dark channel is an image in the same size as the hazy ...

8

A Robust Image Restoration by Using Dark channel Removal Method

A Robust Image Restoration by Using Dark channel Removal Method

... as visibility restoration refers to different methods that aim to reduce or remove the degradation. The degradation may be due to various factors like relative , relative atmospheric turbulence , object-camera motion, ...

6

A Review: Underwater Image Enhancement using Dark Channel Prior with Gamma  Correction

A Review: Underwater Image Enhancement using Dark Channel Prior with Gamma Correction

... The dark channel prior removes haze and noise effect, providing better visual quali- ty with adaptive exposure map estimation for adjusting too dark and too bright regions of underwater ...

8

A Fast Method for Haze Evacuation in Remote Sensing Images by Using Gaussian Filter

A Fast Method for Haze Evacuation in Remote Sensing Images by Using Gaussian Filter

... prior-dark channel prior, haze removal for a statellite remote sensing image additional information is formulated as a specific filtering issue and an enhanced filtering scheme is based Gaussian ...

7

A Review on Road Scene Image Enhancement Davneet Kaur, Dr. Naresh Kumar Garg

A Review on Road Scene Image Enhancement Davneet Kaur, Dr. Naresh Kumar Garg

... However, localized light will be misjudged as atmospheric light. Hence, we present the HDCP module that ensures correct atmospheric light estimation and the subsequent avoidance of halo effects during the haze removal of ...

5

Enhancement Method of Video Image in Haze Weather

Enhancement Method of Video Image in Haze Weather

... the dark channel priority processing the first time, the Gamma correction begins, then the overall brightness of the image has ...after dark channel processing; and (c) represents the image ...

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