Results 21 to 30 of about 32,167 (215)

A novel approach of ceramic tile crack detection using morphological operations

open access: yesMehran University Research Journal of Engineering and Technology, 2022
In ceramic tiles manufacturing industry, tiles are manufactured at large scale which makes it more challenging to ensure the quality of each tile according to the set standards.
Mahzaib Younas   +4 more
doaj   +1 more source

Infrared Image Enhancement Using Adaptive Histogram Partition and Brightness Correction

open access: yesRemote Sensing, 2018
Infrared image enhancement is a crucial pre-processing technique in intelligent urban surveillance systems for Smart City applications. Existing grayscale mapping-based algorithms always suffer from over-enhancement of the background, noise amplification,
Minjie Wan   +5 more
doaj   +1 more source

Contaminated Facade Identification Using Convolutional Neural Network and Image Processing

open access: yesIEEE Access, 2020
In recent years, as number of new building getting larger, there has been an increased interest in the cleaning of exterior walls. Accordingly, there is a growing interest in automatic cleaning robots that move around the outer building façade ...
Jiseok Lee   +5 more
doaj   +1 more source

A Multilevel Optical Anticounterfeiting System Based on Color Space‐Correlated Raman Spectroscopy of Diamond

open access: yesAdvanced Photonics Research, 2023
Optical anticounterfeiting certifies the authenticity of goods using optical information coding units. A Raman tag with Raman peaks serving as copious optical information coding units is optimal for optical anticounterfeiting.
Yau Chuen Yiu, Zhiqin Chu
doaj   +1 more source

Automated Camera Exposure Control for Accuracy-Enhanced Stereo-Digital Image Correlation Measurement

open access: yesSensors, 2022
An automated camera exposure control method, which allows a two-camera stereo-digital image correlation (stereo-DIC) system to capture high-quality speckle image pairs, is presented for accuracy-enhanced stereo-DIC measurement.
Xiaoying Zhang   +3 more
doaj   +1 more source

Maximizing the Accuracy of Continuous Quantification Measures Using Discrete PackTest Products with Deep Learning and Pseudocolor Imaging

open access: yesJournal of Analytical Methods in Chemistry, 2019
Using the standard colors provided in the instructions, PackTest products can approximate and quickly estimate the chemical characteristics of liquid samples.
Ryoichi Doi
doaj   +1 more source

Comprehensive Discussion on Remote Sensing Modeling and Dynamic Electromagnetic Scattering for Aircraft with Speed Brake Deflection

open access: yesRemote Sensing
To study the influence of speed brake deflection on remote sensing grayscale images and the radar cross section (RCS) of aircraft, we present a comprehensive method based on remote sensing modeling and dynamic electromagnetic scattering.
Zeyang Zhou
doaj   +1 more source

Determining the Diagnostic Value of Grayscale and Color Doppler Thyroid Ultrasonography in Diagnosing Subacute Thyroiditis: Comparison with Thyroid Radioiodine Uptake Scan [PDF]

open access: yesStudies in Multidisciplinary Medical Research
Subacute thyroiditis (SAT) is an inflammatory thyroid disorder characterized by neck pain, transient thyrotoxicosis, and a self-limiting clinical course. Accurate diagnosis is essential to avoid unnecessary treatment for hyperthyroidism.
Houshyar Maghsoudi   +5 more
doaj   +1 more source

Spatially Adaptive Image Denoising via Enhanced Noise Detection Method for Grayscale and Color Images

open access: yesIEEE Access, 2020
Keeping in view the variety of the applications, image denoising still remains the unexplored territory for the researchers. There are many pros and cons in existing denoising algorithms.
Amandeep Singh   +2 more
doaj   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

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