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Image Haze Removal Using Dark Channel Prior Technology with Adaptive Mask Size
2020
Sensors and materials
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Image dehazing is a crucial technique in the study of computer vision. The most widely used image dehazing approach is the dark channel prior (DCP) method proposed by He et al. [IEEE Trans. ...
Because a DCP-based method generates halo artifacts under certain conditions, this study aims to solve this problem and propose a DCP-based method that uses a mask with an adaptive size. ...
research is partially sponsored by Chaoyang University of Technology (CYUT) and Higher Education Sprout Project Ministry of Education, Taiwan, under the project "The R&D and the cultivation of talent for ...
doi:10.18494/sam.2020.2593
fatcat:37gi6mqer5fbxd47s2blibx47e
A Review: Underwater Image Enhancement using Dark Channel Prior with Gamma Correction
2017
International Journal for Research in Applied Science and Engineering Technology
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The dark channel prior removes haze and noise effect, providing better visual quality with adaptive exposure map estimation for adjusting too dark and too bright regions of underwater image. ...
The noise particles are removed before dehazing by implementing distance factor based on intensities of different color channels with gamma correction improving the brightness of dimmed images. ...
CONCLUSION This paper proposes a novel approach for underwater image enhancement based on dark channel dehazing method along with gamma correction that improves the contrast and brightness of the dimmed ...
doi:10.22214/ijraset.2017.3077
fatcat:ngnjl4qdizdgjdoakzvw244byi
Adaptive Tolerance Dehazing Algorithm Based on Dark Channel Prior
2020
Algorithms
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The tolerance mechanism based on dark channel prior (DCP) of a single image dehazing algorithm is less effective when there are large areas of the bright region in the hazy image because it cannot obtain ...
The experimental results show that the proposed algorithm not only maintains high operational efficiency but also effectively compensates for the defects of the dark channel prior to some scenes. ...
Therefore, this paper improves the dehazing algorithm based on a dark channel prior. ...
doi:10.3390/a13020045
fatcat:25c7edbrwbcrxbctu2j2erqlpy
A Comprehensive Study on Various Haze Removal and Visibility Restoration Techniques for Image Processing
2017
International Journal for Research in Applied Science and Engineering Technology
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In this paper we have analyze various hazed removal techniques like Dark Chanel Prior method (DCP), Contrast limited adaptive histogram equalization (CLAHE). ...
Many researchers have proposed various method/Algorithms for improvement in the hazed images and get the better results using various restoration techniques. ...
Bin Xie et al (2010) has been proposed an improved image dehazing algorithm using dark channel prior and Multi-Scale Retinex. ...
doi:10.22214/ijraset.2017.8229
fatcat:mw6gw6iqw5hv7hpdgccespqnye
Single Image Dehazing Using Adaptive Restoration Factor in Dark Channel Prior
2015
International Journal of Software Engineering and Its Applications
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Firstly, we use the dark channel prior method to compute dark channel in the hazy image and secondly, ant colony optimization algorithm is applied to make restoration factor for hazy images, adaptive between ...
In this paper, we propose an efficient haze removal technique which integrates dark channel prior with an ant colony optimization algorithm. ...
The dark channel prior method may be invalid when the scene object is similar to the airlight. In [9] Jin-Bao Wang, et al., improve the dark channel prior by working on two factors. ...
doi:10.14257/ijseia.2015.9.8.13
fatcat:2fmlhlgekrfjrbf6itd4na5m3q
Wavelength-Adaptive Dehazing Using Histogram Merging-Based Classification for UAV Images
2015
Sensors
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Based on the wavelength-adaptive hazy image acquisition model, the proposed dehazing algorithm consists of three steps: (i) image segmentation based on geometric classes; (ii) generation of the context-adaptive ...
Enhancement of hazy images is an important task in improving the visibility of various UAV images. ...
Long et al. proposed an improved dehazing algorithm using the dark channel prior and a low-pass Gaussian filter for remote sensing images [10] . ...
doi:10.3390/s150306633
pmid:25808767
pmcid:PMC4435169
fatcat:ectj2gyjbbdapbrdnxe63oc2wy
Region Adaptive Single Image Dehazing
2021
Entropy
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This paper proposes a new single-image dehazing method that combines dark channel prior with bright channel prior in order to overcome the limitations of dark channel prior. ...
However, dark channel prior tends to underestimate transmissions of bright areas or objects, which may cause color distortions during dehazing. ...
series expansion, according to an approach based on dark channel prior. ...
doi:10.3390/e23111438
pmid:34828136
pmcid:PMC8622803
fatcat:qxig5lmg6bhmhjifyeio7s6vwu
Unsupervised single image dehazing with generative adversarial network
2022
Multimedia Systems
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Moreover, a dark channel prior based attention mechanism is applied to handle inconsistency haze. We conduct experiments on RESIDE datasets. ...
Real paired datasets can help to improve performance, but are tough to acquire. This paper proposes an unsupervised dehazing algorithm based on GAN to alleviate this issue. ...
An enhancing coefficient is thus trained to make the dark-channel more adaptable as Eq. ( 5 ) indicates. ...
doi:10.1007/s00530-021-00852-z
fatcat:cvi4udexrzexde3igjh2ycf7gq
Single Image Haze Removal: Comparative Studies with Advanced Matting Approaches
2018
Journal of Physics, Conference Series
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To alleviate the difficulty of the inverse problem, the dark channel prior (DCP) was previsouly proposed and received much attention. ...
After a series of experiments we decided to combine two methods forming an estimated semi-automatic algorithm for finding the corresponding values. ...
The Dark Channel Prior for Image Dehazing: a Brief Introduction The dark channel prior (DCP) is based on the statistics of haze-free outdoor images. ...
doi:10.1088/1742-6596/1069/1/012145
fatcat:d3m34ypgw5fybfzj5yjtfcd5ta
IMAGE FAST DEHAZING ALGORITHM BASED ON DARK CHANNEL PRIOR IMPROVEMENT
2020
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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The experimental results show that compared with the dark channel prior defogging algorithm and other image dehazing algorithms, the image fast dehazing algorithm based on dark channel prior improvement ...
function for dark channel prior image is proposed. ...
[4] proposed an image dehazing method based on the dark channel prior theory, and estimated the medium propagation function to optimize it, which can obtain better experimental results, but only a rough ...
doi:10.5194/isprs-archives-xlii-3-w10-585-2020
fatcat:yti4wdoht5dbhkehg36miuhfx4
Dehazing Effects on Image and Video using AHE, CLAHE and Dark Channel Prior
2020
International Journal of Engineering and Advanced Technology
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In this paper discussion and e relative study of Adaptive Histogram Equalization (AHE) as well as Contrast limited adaptive histogram equalization (CLAHE) and dark channel prior (DCP). ...
This article suggest image and video dehazing technique working on DCP method. ...
This article, presents a real-time image enhancement approach using an improved dark channel prior type depend on atmospheric scattering nature [7] . ...
doi:10.35940/ijeat.c4833.029320
fatcat:ignh7bxenrg43bu5cpxq2mknd4
Efficient Traffic Video Dehazing Using Adaptive Dark Channel Prior and Spatial–Temporal Correlations
2019
Sensors
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In order to restore traffic videos with different degrees of haziness in a real-time and adaptive manner, this paper presents an efficient traffic video dehazing method using adaptive dark channel prior ...
This method uses a haziness flag to measure the degree of haziness in images based on dark channel prior. ...
Up until now, other researchers have improved their dehazing algorithms based on the dark channel prior. Yeh et al. ...
doi:10.3390/s19071593
fatcat:3xl6rwnjazfmvp3mykxow2jj4a
Improved Color Attenuation Prior for Single-Image Haze Removal
2019
Applied Sciences
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This paper proposes a single image haze removal algorithm that shows a marked improvement on the color attenuation prior-based method. ...
The proposed algorithm also is computationally friendly, due to the use of an efficient quad-decomposition algorithm for atmospheric light estimation and a simple modified hybrid median filter for depth ...
Table 7 . 7 Processing time in seconds of Dark Channel Prior (DCP), Filtering-based Fast Dehazing (FFD), Color Attenuation Prior (CAP), Hazy Particle Map (HPM), and Improved Color Attenuation Prior ...
doi:10.3390/app9194011
fatcat:zpnzkriwsjgcnfmmw7nxv43vyu
A Visibility Restoration Algorithm for Real-World Hazy Scenes
2017
International Journal of Computer Applications
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Therefore visibility improvement, contrast and features enhancement of images and videos captured in bad weather are also called as dehazing, is an inevitable task. ...
Limited visibility is caused by suspended particles in the air, such as fog and haze are a major problem for many applications of computer vision. ...
It proposed an effective method to adapt the patch size of dark channel and the filtering radius of guided filter. ...
doi:10.5120/ijca2017914422
fatcat:yrimtoo6rvcs5od2fztqow6r7e
Simulation of Hazy Image and Validation of Haze Removal Technique
2019
Journal of Computer and Communications
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The effectiveness of dark-channel dehazing method is confirmed using the simulated haze images through average gradient metric, as haze reduces the gradient score. ...
To address this issue, in this work synthetic haze images with various haze concentrations are simulated and then used to confirm the validation task of dark-channel dehazing mechanism, as it is a very ...
Fatal [7] developed an independent component analysis based dehazing technique using single image. He et al. [8] first developed a single image-based dark channel prior for haze removal. ...
doi:10.4236/jcc.2019.72005
fatcat:jfkj2vb2lrgtbgezogdfgsw53m
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