low dynamic range image
Text Detection Based On Characterness Evaluation
... colour image is converted into an intensity image then smooth it using guided filter, compute gradient amplitude map and then normalize it to [0,255] range and then MSER algorithm is performed on ...
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Full Reference Quality Assessment of Tone Mapped Images
... High dynamic range images are generated by special cameras where it capture multiple low dynamic range (LDR) images with different exposures ...high dynamic range ...
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A study on user preference of high dynamic range over low dynamic range video
... During the past decade or so, a considerably large body of research has been conducted on tone-mapping techniques to map static HDR images and video sequences to their corre- sponding LDR versions in order to store and ...
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ExpandNet : a deep convolutional neural network for high dynamic range expansion from low dynamic range content
... The local and dilation branches avoid any use of downsampling and upsampling, which is a common approach in the design of CNNs, and the global branch only downsamples. In image process- ing CNNs it is common to ...
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Small Area Edge Preservation for Multiscale Decomposition for High Dynamic Range Image Tone Mapping
... of image processing is to represent real-world scenes on conventional display ...purpose, image-processing technology has been developing from Standard Definition (SD) to High Definition (HD) in terms of ...
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A General Framework for 1-D Histogram-baesd Image Contrast Enhancement
... and low computational time. HE is the most popular technique for image contrast enhancement which expands the dynamic range of image by mapping the input image, using the ...
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Probabilistic motion pixel detection for the reduction of ghost artifacts in high dynamic range images from multiple exposures
... In the case of exposure fusion, there are also similar approaches for ghost removal. For example, the median threshold bitmap approach was proposed to detect clus- ters of inconsistent pixels [22], which are then ...
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Using weighted dynamic range for histogram equalization to improve the image contrast
... Aircraft image and its cropped area shown in Figures 12 and 13, it can be seen that some approaches, such as the Global HE, BBHE, MMBEBHE, and WTHE, enhanced the overall brightness excessively and therefore the ...
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Blood vessel segmentation in coronary angiogram image
... small dynamic range of the imaging sensor, ...subsequent image analysis ...of image and then subtracts the image from the original ...input image and its opening by some ...
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Multiple Exposure Fusion For High Dynamic Range Image Acquisition By Pca Based Algorithm
... single Image. In that input images are low dynamic range images and Resultant image is a high dynamic Range Image ...process, low and high exposures causes ...
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Efficient Tone Mapped Image Quality Index for High Dynamic Range Image Compression
... high dynamic range (HDR) images to low dynamic range (LDR) ones so as to visualize HDR images on standard ...validated image quality assessment models. A recently proposed tone ...
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Realistic camera noise modeling with application to improved HDR synthesis
... high dynamic range (HDR) images from a small set of low dynamic range (LDR) exposures of a static ...HDR image, by assuming exponentially distributed irradiance ...
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Stereoscopic high dynamic range imaging
... a range with all the colours and with satisfactory resolution have not been designed ...the image so that errors are not perceivable by the ...a low res- olution LED array which boosts the ...
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Joint Up-sampling High Dynamic Range Images with a Guidance Image
... high dynamic range (HDR) images. A guidance image is usually an unprocessed high-resolution image that is indispensable to joint up-sampling, which is aimed at accelerating a large class of ...
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High Dynamic Range Particle Image Velocimetry Applied to Heat Convection Studies
... While low Rayleigh numbers are characterized by stationary two-dimensional laminar plumes, the plume starts to oscillate in irregular patterns at increasing ...to low frequency motion due to instability of ...
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High-dynamic-range imaging for cloud segmentation
... Currently there are no available HDR image datasets for sky– cloud images. Therefore, we propose the first HDR sky– cloud dataset to the research community. We refer to this dataset as Singapore HDR Whole Sky ...
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A Fast Video Illumination Enhancement Techniques
... photos. Low ISO number means less sensitivity to ...a low quality image may be important even if the local variance is small, such as the area between the headlights and the taillights of a moving ...
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Researching and optimizing key technology of HDR analog signal chain in the satellite communications
... Through PCB test of these three analog signal chains, the comparison chart of the key indicators of the analog signal chain is achieved by simulating actual data. Figure 5 shows the response curves of the ...
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Adaptation of colour perception through dynamic ICC profile modification : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Computer Science at Massey University, Albany (Auckland), New Zealand
... Python is an interpreted language, which is in pure form (not involving any external, native libraries) in most cases slower than Java. However, it makes extensive use of native li- braries within the language's core ...
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Perceptually adaptive graphics
... Simulation fidelity of Immersive Virtual Environments and, in particular, the measurement of Presence are active areas of research at present. Mania et al. [MTRC03] pro- pose the use of memory tasks as a measurement of ...
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