Results 71 to 80 of about 22,393,926 (290)

A High-Dynamic-Range Optical Remote Sensing Imaging Method for Digital TDI CMOS

open access: yesApplied Sciences, 2017
The digital time delay integration (digital TDI) technology of the complementary metal-oxide-semiconductor (CMOS) image sensor has been widely adopted and developed in the optical remote sensing field.
Taiji Lan   +4 more
doaj   +1 more source

High‐dynamic range image generation from single low‐dynamic range image

open access: yesIET Image Processing, 2016
Due to the growing popularity of high‐dynamic range (HDR) image and the high complexity to capture HDR image, researchers focus on converting low‐dynamic range (LDR) content to HDR, which gives rise to a number of dynamic range expansion methods. Most of the existing methods try their best to tackle highlight areas during the expanding, however, in ...
Yang, Fan, Huo, Yongqing
openaire   +2 more sources

Golgi enzymes are retrieved from the plasma membrane to the trans‐Golgi network

open access: yesFEBS Letters, EarlyView.
Golgi enzymes are traditionally considered resident proteins retained within the Golgi apparatus. Here, we demonstrate that a subset transiently reaches the cell surface and is subsequently retrieved to the trans‐Golgi network via retrograde transport. Using a nanobody‐based toolkit, we uncover a dynamic trafficking cycle of several Golgi enzymes.
Dominik P. Buser, Tina Junne
wiley   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

A high resolution full-field range imaging system for robotic devices [PDF]

open access: yes, 2005
There has been considerable effort by many researchers to develop a high resolution full-field range imaging system. Traditionally these systems rely on a homodyne technique that modulates the illumination source and shutter speed at some high frequency.
Dorrington, Adrian A.   +3 more
core  

Tone-Mapping Using Perceptual-Quantizer and Image Histogram

open access: yesIEEE Access, 2020
A new tone-mapping algorithm is presented for visualization of high dynamic range (HDR) images on low dynamic range (LDR) displays. In the first step, the real-world pixel intensities of the HDR image are transformed to a perceptual domain using the ...
Ishtiaq Rasool Khan   +2 more
doaj   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

High dynamic range imaging : acquisition, display, and image-based lighting /

open access: yes, 2006
High dynamic range imaging produces images with a much greater range of light and color than conventional imaging. The effect is stunning, as great as the difference between black-and-white and color television.
Reinhard, Erik
core  

Multiple frequency range imaging to remove measurement ambiguity [PDF]

open access: yes, 2009
Range imaging systems use a specialised sensor to capture an image where object distance (range) is measured for every pixel using time-of-flight. The scene is illuminated with an amplitude modulated light source, and the phase of the modulation envelope
Payne, Andrew D.   +4 more
core  

High Dynamic Range Imaging with Multiple Artifact Suppression and Multilevel Fusion

open access: yesShuju Caiji Yu Chuli
Due to the limitations of existing imaging equipment, it is difficult to obtain high dynamic range (HDR) images directly. High dynamic range imaging technology is designed to generate HDR images by processing low dynamic range (LDR) images. Most existing
LUO Juncheng   +3 more
doaj   +1 more source

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