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2,789 Results Found

  • Article
  • Open Access
828 Views
27 Pages

11 November 2025

This work introduces Uni-Removal, an innovative two-stage framework that effectively addresses the critical challenge of domain adaptation in unified image restoration. Contemporary approaches often face significant performance degradation when trans...

  • Article
  • Open Access
1,119 Views
14 Pages

12 March 2025

The purpose of this study was to evaluate the important priorities of the major environmental and operating factors that affect the removal of nitrogen and phosphorus in the biological nutrients removal (BNR) process with phase separation by multiple...

  • Article
  • Open Access
25 Citations
5,871 Views
18 Pages

Anisotropic Diffusion Based Multiplicative Speckle Noise Removal

  • Mei Gao,
  • Baosheng Kang,
  • Xiangchu Feng,
  • Wei Zhang and
  • Wenjuan Zhang

18 July 2019

Multiplicative speckle noise removal is a challenging task in image processing. Motivated by the performance of anisotropic diffusion in additive noise removal and the structure of the standard deviation of a compressed speckle noisy image, we addres...

  • Article
  • Open Access
1,716 Views
10 Pages

Plasma Figure Correction Method Based on Multiple Distributed Material Removal Functions

  • Xiang Wu,
  • Bin Fan,
  • Qiang Xin,
  • Qian Luo,
  • Junming Shao,
  • Guohan Gao and
  • Peiqi Jiao

3 June 2023

In the process of plasma figure correction for a quartz sub-mirror, the plasma parallel removal process and ink masking layer are combined for the first time. A universal plasma figure correction method based on multiple distributed material removal...

  • Article
  • Open Access
15 Citations
6,134 Views
10 Pages

19 August 2020

Considering the lack of information on simultaneously removing multiple pharmaceuticals from water or wastewater by electrochemical methods, this study aimed to investigate the removal of multiple pharmaceuticals by electro-coagulation and electro-ox...

  • Article
  • Open Access
9 Citations
3,250 Views
14 Pages

Biosynthesis of Bacterial Cellulose by Extended Cultivation with Multiple Removal of BC Pellicles

  • Ekaterina A. Skiba,
  • Nadezhda A. Shavyrkina,
  • Vera V. Budaeva,
  • Anastasia E. Sitnikova,
  • Anna A. Korchagina,
  • Nikolay V. Bychin,
  • Evgenia K. Gladysheva,
  • Igor N. Pavlov,
  • Andrey N. Zharikov and
  • Gennady V. Sakovich
  • + 2 authors

28 June 2021

Extended cultivation with multiple removal of BC pellicles is proposed herein as a new biosynthetic process for bacterial cellulose (BC). This method enhances the BC surface area by 5–11 times per unit volume of the growth medium, improving the econo...

  • Article
  • Open Access
1 Citations
713 Views
22 Pages

CMAWRNet: Multiple Adverse Weather Removal via a Unified Quaternion Neural Architecture

  • Vladimir Frants,
  • Sos Agaian,
  • Karen Panetta and
  • Peter Huang

30 October 2025

Images used in real-world applications such as image or video retrieval, outdoor surveillance, and autonomous driving suffer from poor weather conditions. When designing robust computer vision systems, removing adverse weather such as haze, rain, and...

  • Article
  • Open Access
1 Citations
2,155 Views
17 Pages

Oyster aquaculture helps mitigate coastal eutrophication by assimilating organic nitrogen for biomass and by denitrification in both the oyster digestive tract and sediment below. Efforts are needed in the quantitative assessment of oysters’ mu...

  • Article
  • Open Access
7 Citations
3,763 Views
21 Pages

24 October 2018

Multiple sound sources localization is a hot topic in audio signal processing and is widely utilized in many application areas. This paper proposed a multiple sound sources localization method based on a statistically dominant source component remova...

  • Article
  • Open Access
2,312 Views
18 Pages

16 June 2023

A 1.29 GHz wind profiler was developed under a private–military–government cooperative wind profiler radar development project in the Republic of Korea. During the test operation period, radio frequency interference (RFI) contamination oc...

  • Article
  • Open Access
2 Citations
4,864 Views
17 Pages

29 June 2016

Multiple description (MD) coding is a promising alternative for the robust transmission of information over error-prone channels. In 3D image technology, the depth map represents the distance between the camera and objects in the scene. Using the dep...

  • Article
  • Open Access
2 Citations
1,359 Views
14 Pages

Mg/Si- and Ag-Doped Carbon-Based Media Rainwater Filtration System for Multiple Pollutants Removal

  • So Yeon Yoon,
  • Hyeseong Kim,
  • Reneesha Valiyaveettil Basheer,
  • Nurhaslina Abd Rahman,
  • Seok Byum Jang,
  • Kien Tiek Wong,
  • Deok Hyun Moon,
  • Choe Earn Choong and
  • Min Jang

18 November 2024

In this study, the removal performances of a multi-pollutant elimination cartridge system (MPECS) composed of palm shell waste-based activated carbon (PSAC), magnesium (Mg)/silicon (Si)-doped PSAC (Mg/Si-PSAC), and silver (Ag)-doped PSAC (Ag-PSAC) fo...

  • Article
  • Open Access
7 Citations
4,873 Views
16 Pages

31 January 2023

Weather variation in the distribution of image data can cause a decline in the performance of existing visual algorithms during evaluation. Adding additional samples of target domain to training data or using pre-trained image restoration methods suc...

  • Article
  • Open Access
19 Citations
6,378 Views
17 Pages

22 November 2016

The treatment of landfill leachate, due to its great polluting load, is a very difficult task. In particular, the abatement of high ammonium concentrations represents one of the main issues. Among the available techniques, struvite precipitation is a...

  • Article
  • Open Access
50 Citations
6,433 Views
14 Pages

13 February 2019

Reverse osmosis (RO) membranes are widely used for desalination and water treatment. However, they insufficiently reject some small uncharged micropollutants, such as certain endocrine-disrupting, pharmaceutically active compounds and boric acid, inc...

  • Article
  • Open Access
6 Citations
2,510 Views
14 Pages

Carbene Ligand-Doped Fe2O3 Composite for Rapid Removal of Multiple Dyes under Sunlight

  • Siwei Yang,
  • Yichao Zhuang,
  • Yuanfang Shen,
  • Weihang Han,
  • Liangchen Chen,
  • Qiang Sun,
  • Di Wu and
  • Hui Zheng

16 November 2021

Contaminated water due to industrial organic dyes presents a significant challenge to sustainability. As a material of green energy, photocatalysts offer an effective and environmentally friendly way to deal with organic dyes for water treatment. A s...

  • Article
  • Open Access
2 Citations
1,937 Views
24 Pages

29 September 2024

Combining multiple data sources, Digital Earth is an integrated observation platform based on air–space–ground–sea monitoring systems. Among these data sources, the Inverse Synthetic Aperture Radar (ISAR) is a crucial observation me...

  • Article
  • Open Access
13 Citations
3,547 Views
26 Pages

A Fractional-Order Telegraph Diffusion Model for Restoring Texture Images with Multiplicative Noise

  • Xiangyu Bai,
  • Dazhi Zhang,
  • Shengzhu Shi,
  • Wenjuan Yao,
  • Zhichang Guo and
  • Jiebao Sun

Multiplicative noise removal from texture images poses a significant challenge. Different from the diffusion equation-based filter, we consider the telegraph diffusion equation-based model, which can effectively preserve fine structures and edges for...

  • Article
  • Open Access
625 Views
20 Pages

Single Image Haze Removal via Multiple Variational Constraints for Vision Sensor Enhancement

  • Yuxue Feng,
  • Weijia Zhao,
  • Luyao Wang,
  • Hongyu Liu,
  • Yuxiao Li and
  • Yun Liu

25 November 2025

Images captured by vision sensors in outdoor environments often suffer from haze-induced degradations, including blurred details, faded colors, and reduced visibility, which severely impair the performance of sensing and perception systems. To addres...

  • Article
  • Open Access
1,906 Views
22 Pages

7 October 2023

Multiple reflection is a common interference wave in offshore petroleum and gas exploration, and the Radon-based filtering method is a frequently used approach for multiple removal. However, the filtering parameter setting is crucial in multiple supp...

  • Article
  • Open Access
12 Citations
7,365 Views
13 Pages

“They Tarred Me with the Same Brush”: Navigating Stigma in the Context of Child Removal

  • Joanne McGrath,
  • Monique Lhussier,
  • Stephen Crossley and
  • Natalie Forster

Child removals are increasing in England and Wales. Family court involvement is particularly common among women with multiple disadvantages, and the rates are higher in economically marginalised areas. This article aims to explore women’s narra...

  • Article
  • Open Access
537 Views
11 Pages

Kinetics of Serum-Free Light Chain Removal by High-Cutoff Hemodialysis in Patients with Multiple Myeloma and Acute Renal Failure

  • Wilma A. Veldman,
  • Debora J. Weerman,
  • Saskia Molog,
  • Adry Diepenbroek,
  • Wilfried W. H. Roeloffzen,
  • Coen A. Stegeman and
  • Casper F. M. Franssen

4 November 2025

Background and objectives: Cast nephropathy is the main cause of acute renal failure in patients with multiple myeloma. There are conflicting data on whether removal of serum free light chains (sFLCs) with a high-cutoff (HCO) dialyzer has a favorable...

  • Article
  • Open Access
1 Citations
1,462 Views
20 Pages

Comprehensive Analysis of Microstructure and Mechanical, Operational, and Technological Properties of AISI 321 Austenitic Stainless Steel at Electron Beam Freeform Fabrication

  • Sergey V. Panin,
  • Mengxu Qi,
  • Dmitry Yu. Stepanov,
  • Mikhail V. Burkov,
  • Valery E. Rubtsov,
  • Yury V. Kushnarev and
  • Igor Yu. Litovchenko

The aim of this study was to investigate microstructure and the mechanical and operational characteristics of thick and thin walls 3D-built by electron beam additive manufacturing (EBAM). In addition, the milling parameters (rotation speed, feed, and...

  • Article
  • Open Access
22 Citations
3,822 Views
14 Pages

10 January 2023

Multiple anodes can significantly enhance the treatment potential of constructed wetlands coupled with a microbial fuel cell (CW-MFC) system, which has not yet been explored. Thus, the present study evaluates the potential of multi-anodes and single...

  • Article
  • Open Access
11 Citations
4,132 Views
17 Pages

24 October 2023

Structured light technology is typical for capturing 3D point cloud data. This paper proposes a 3D reconstruction system to obtain point cloud data of complex objects based on nine-order Gray code and an eight-step structured light projection combine...

  • Article
  • Open Access
54 Citations
7,467 Views
21 Pages

Single Image Haze Removal from Image Enhancement Perspective for Real-Time Vision-Based Systems

  • Dat Ngo,
  • Seungmin Lee,
  • Quoc-Hieu Nguyen,
  • Tri Minh Ngo,
  • Gi-Dong Lee and
  • Bongsoon Kang

10 September 2020

Vision-based systems operating outdoors are significantly affected by weather conditions, notably those related to atmospheric turbidity. Accordingly, haze removal algorithms, actively being researched over the last decade, have come into use as a pr...

  • Review
  • Open Access
4 Citations
4,959 Views
26 Pages

25 September 2023

Multiple sclerosis (MS) is predominantly an immune-mediated disease of the central nervous system (CNS) of unknown etiology with a possible genetic predisposition and effect of certain environmental factors. It is generally accepted that the disease...

  • Article
  • Open Access
6 Citations
2,889 Views
18 Pages

Ultrasonication-Tailored Graphene Oxide of Varying Sizes in Multiple-Equilibrium-Route-Enhanced Adsorption for Aqueous Removal of Acridine Orange

  • Zhaoyang Han,
  • Ling Sun,
  • Yingying Chu,
  • Jing Wang,
  • Chenyu Wei,
  • Yifang Liu,
  • Qianlei Jiang,
  • Changbao Han,
  • Hui Yan and
  • Xuemei Song

Graphene oxide (GO) has shown remarkable performance in the multiple-equilibrium-route adsorption (MER) process, which is characterized by further activation of GO through an in-situ reduction process based on single-equilibrium-route adsorption (SER...

  • Article
  • Open Access
6 Citations
2,264 Views
24 Pages

Subpixel Snow Mapping Using Daily AVHRR/2 Data over Qinghai–Tibet Plateau

  • Ji Zhu,
  • Shuqin Cao,
  • Guofei Shang,
  • Jiancheng Shi,
  • Xinyun Wang,
  • Zhaojun Zheng,
  • Chenzou Liu,
  • Huicai Yang and
  • Baoni Xie

17 June 2022

Based on a linear spectral mixture model and multiple endmember spectral mixture analysis, using daily advanced very-high-resolution radiometer (AVHRR/2) data of the Qinghai–Tibet Plateau, a subpixel snow mapping algorithm was proposed in this...

  • Article
  • Open Access
10 Citations
3,316 Views
24 Pages

12 November 2022

Froth feature extraction plays a significant role in the monitoring and control of the flotation process. Image-based soft sensors have received a great deal of interest in the flotation process due to their low-cost and non-intrusive properties. Thi...

  • Article
  • Open Access
5 Citations
3,614 Views
12 Pages

Pilot Study on Removal Characteristics of Multiple Pollutants by the Dual Baghouse Filter System

  • Guopeng Luo,
  • Kai Zhang,
  • Yaqi Peng,
  • Jinjin Wang,
  • Shengyong Lu,
  • Qunxing Huang and
  • Jianhua Yan

19 May 2022

A 1000 Nm3/h capacity pilot scale dual baghouse filter system was tested on flue gas and fly ash from a municipal solid waste incinerator, and the removal efficiency of dioxins, heavy metals and HCl was studied. Activated carbon was injected at the i...

  • Article
  • Open Access
14 Citations
3,759 Views
19 Pages

A One-Step Polyphenol Removal Approach for Detection of Multiple Phytohormones from Grape Berry

  • Xuechen Yao,
  • Nongyu Xia,
  • Xiao Meng,
  • Changqing Duan and
  • Qiuhong Pan

Phytohormones play an important role in regulating the maturation process and the quality-related metabolite accumulation of fruits, and their concentration variation has always been concerned during fruit development. However, berry fruits, such as...

  • Article
  • Open Access
157 Views
25 Pages

Phosphate Removal by Surface-Modified Ceramsite Derived from the Synergistic Use of Multiple Solid Wastes

  • Jiayan Dang,
  • Teng Wang,
  • Yang Liu,
  • Jiawei Hu,
  • Siwei Liu and
  • Yongjie Xue

24 February 2026

To address the dual challenges of aqueous phosphate pollution and the resource utilization of petrochemical solid wastes, this study proposes a novel closed-loop “waste-to-waste” strategy. This approach innovatively integrates multiple so...

  • Article
  • Open Access
7 Citations
1,919 Views
16 Pages

Effective Removal of Pb(II) from Multiple Cationic Heavy Metals—An Inexpensive Lignin-Modified Attapulgite

  • Shuai Guo,
  • Wei Zhang,
  • Yunguo Liu,
  • Shiyong Tan,
  • Hao Cai,
  • Jing Geng and
  • Xuanming Liu

9 July 2024

To develop cost-effective heavy metal adsorbents, we employed water-soluble lignin from black liquor to modify activated attapulgite, resulting in the creation of a novel adsorbent called Lignin-modified attapulgite (LATP). In this study, scanning el...

  • Article
  • Open Access
16 Citations
7,539 Views
22 Pages

1 July 2017

This study investigates the sorption of heavy metallic ions (HMIs), specifically lead (Pb2+), copper (Cu2+), iron (Fe3+), nickel (Ni2+) and zinc (Zn2+), by natural zeolite (clinoptilolite). These HMIs are combined in single-, dual-, triple-, and mult...

  • Article
  • Open Access
16 Citations
4,682 Views
12 Pages

Fracturing wastewater is often highly emulsified, viscous, and has a high chemical oxygen demand (COD), which makes it difficult to treat and recycle. Ferrate(VI) is a green oxidant that has a high redox potential and has been adopted for the efficie...

  • Article
  • Open Access
11 Citations
2,090 Views
22 Pages

Simultaneous Removal of Arsenate and Fluoride Using Magnesium-Based Adsorbents

  • Hajime Sugita,
  • Kazuya Morimoto,
  • Takeshi Saito and
  • Junko Hara

21 February 2024

In this study, arsenate, As(V), and fluoride (F) were simultaneously removed from contaminated water using MgO, Mg(OH)2, and MgCO3 as Mg-based adsorbents, as existing studies only focus on their individual removal. The removal performance of As(V) an...

  • Article
  • Open Access
13 Citations
3,578 Views
28 Pages

In this paper, we propose a total fractional-order variation model for multiplicative noise removal and contrast enhancement of real SAR images. Inspired by the high dynamic intensity range of SAR images, the full content of the SAR images is preserv...

  • Article
  • Open Access
3 Citations
1,752 Views
16 Pages

16 May 2024

The development of an advanced dye adsorbent that possesses a range of beneficial characteristics, such as high adsorption capacity, swift adsorption kinetics, selective adsorption capability, and robust reusability, remains a challenge. This study i...

  • Article
  • Open Access
2,105 Views
15 Pages

Increasing plastic fragments (PFs) in the environment have attracted considerable social and academic attention. Several methods have been proposed to mitigate plastic pollution, such as filtration and degradation. This study focuses on the removal o...

  • Review
  • Open Access
1,060 Views
19 Pages

3 July 2025

Stormwater carries significant amounts of pollutants—including metals, microorganisms, organic micropollutants, and nutrients—from land surfaces into nearby water bodies, leading to water quality deterioration and threats to both human he...

  • Article
  • Open Access
77 Citations
9,570 Views
21 Pages

Human Milk Cells Contain Numerous miRNAs that May Change with Milk Removal and Regulate Multiple Physiological Processes

  • Mohammed Alsaweed,
  • Ching Tat Lai,
  • Peter E. Hartmann,
  • Donna T. Geddes and
  • Foteini Kakulas

Human milk (HM) is a complex biofluid conferring nutritional, protective and developmental components for optimal infant growth. Amongst these are maternal cells, which change in response to feeding and were recently shown to be a rich source of miRN...

  • Article
  • Open Access
9 Citations
3,588 Views
25 Pages

24 November 2022

To select plant species for particulate matter (PM) removal from urban environments, it is important to consider the plant species’ ecosystem (dis)services and environmental suitability in addition to their effectiveness in PM removal. In this...

  • Article
  • Open Access
34 Citations
7,323 Views
15 Pages

12 April 2018

Selenite reductase CsrF overexpressed Escherichia coli was used as a microbial factory to produce Se(0) nanoparticles (Bio-SeNPs). The Bio-SeNPs were characterized by transmission electronic microscopy, element mapping, scanning electron microscopy,...

  • Article
  • Open Access
10 Citations
2,330 Views
15 Pages

30 January 2023

The annual discharge (6–7 million tons per year) of Chinese medicine industry waste (CMIW) is large and harmful. CMIW with a high moisture content can be effectively treated by hydrothermal carbonization (HTC) technology. Compared with CMIW, th...

  • Article
  • Open Access
1 Citations
2,065 Views
19 Pages

30 April 2024

In the medical field, microwave imaging technology has experienced rapid development due to its non-invasive and non-radioactive nature. The confocal algorithm is a method commonly used for microwave breast cancer imaging, with the key objective of r...

  • Article
  • Open Access
14 Citations
4,973 Views
19 Pages

Field Spectroscopy: A Non-Destructive Technique for Estimating Water Status in Vineyards

  • Ana Belén González-Fernández,
  • Enoc Sanz-Ablanedo,
  • Víctor Marcelo Gabella,
  • Marta García-Fernández and
  • José Ramón Rodríguez-Pérez

3 August 2019

Water status controls plant physiology and is key to managing vineyard grape quality and yield. Water status is usually estimated by leaf water potential (LWP), which is measured using a pressure chamber; however, this method is difficult, time-consu...

  • Feature Paper
  • Article
  • Open Access
1,021 Views
15 Pages

Multi-Objective Optimization of Laser Cleaning Quality of Composite Paint Layers Based on Response Surface

  • Xinqiang Ma,
  • Yanlu Zhang,
  • Xingqiang Hou,
  • Yuan Ren,
  • Zifa Xu,
  • Wei Cheng,
  • Xiangli Qin,
  • Wei Guo and
  • Qinhe Zhang

To improve the laser cleaning surface quality of composite layers on Al alloy surfaces, a method of determining the optimal cleaning parameters is proposed that is based on the response surface methodology. It involves constructing a mathematical mod...

  • Article
  • Open Access
2,999 Views
20 Pages

20 October 2023

In this paper, we propose a novel convex variational model for image restoration with multiplicative noise. To preserve the edges in the restored image, our model incorporates a total variation regularizer. Additionally, we impose an equality constra...

  • Article
  • Open Access
14 Citations
3,223 Views
20 Pages

Smart Synthesis of Trimethyl Ethoxysilane (TMS) Functionalized Core–Shell Magnetic Nanosorbents Fe3O4@SiO2: Process Optimization and Application for Extraction of Pesticides

  • Khalid Al-Saad,
  • Ahmed A. Issa,
  • Sourour Idoudi,
  • Basem Shomar,
  • Mohammad A. Al-Ghouti,
  • Nessreen Al-Hashimi and
  • Marwa El-Azazy

20 October 2020

In the current study, a smart approach for synthesizing trimethyl ethoxysilane–decorated magnetic-core silica-nanoparticles (TMS-mcSNPs) and its effectiveness as nanosorbents have been exploited. While the magnetite core was synthesized using t...

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