637 Result(s)
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Article
Open AccessImproving two-layer encoding of evolutionary algorithms for sparse large-scale multiobjective optimization problems
Sparse large-scale multiobjective problems (LSMOPs) are characterized as an NP-hard issue that undergoes a significant presence of zero-valued variables in Pareto optimal solutions. In solving sparse LSMOPs, r...
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Open AccessCharacteristics and risk assessment of potentially toxic elements pollution in river water and sediment in typical gold mining areas of Northwest China
To assess the concentration characteristics and ecological risks of potential toxic elements (PTEs) in water and sediment, 17 water samples and 17 sediment samples were collected in the Xiyu River to analyze t...
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Chinese herbal medicines mixture improved antioxidant enzymes, immunity and disease resistance to infectious hematopoietic necrosis virus infection in rainbow trout (Oncorhynchus mykiss)
Chinese herbal medicine (CHM) has attracted widespread attention due to its natural, non-toxic, and low side-effect properties. Furthermore, Chinese herbal medicines mixture (CHMM) is often considered to have ...
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An active learning approach for multi-objective optimization and its application to the crashworthiness design of thin-walled structures
In multi-objective optimization problems in engineering applications, machine learning (ML) methods have been widely used together with multi-objective evolutionary algorithms. However, the performance of trad...
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Article
Twin variant selection criteria in magnesium alloy: a review
Twinning is an important deformation mechanism for magnesium alloys, which has a significant impact on the texture evolution and mechanical properties. Pre-twinning deformation has been considered as an effect...
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Open AccessA new kinematic model for revolute clearance joints with noncircular bushing and pin in planar multibody systems
Due to manufacturing error and wear, the profiles of bushing and pin in revolute clearance joints are usually non-circular, while traditional kinematic models for revolute clearance joints generally assume a c...
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Masked image: Visually protected image dataset privacy-preserving scheme for convolutional neural networks
With the widespread use of the internet and advancements in computing and data storage technologies, large amounts of data can be collected and analyzed to explore hidden knowledge and patterns in various area...
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Open AccessCorrelative single molecule lattice light sheet imaging reveals the dynamic relationship between nucleosomes and the local chromatin environment
In the nucleus, biological processes are driven by proteins that diffuse through and bind to a meshwork of nucleic acid polymers. To better understand this interplay, we present an imaging platform to simultan...
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Design of weak current measurement system and research on temperature impact
A dedicated weak current measurement system was designed to measure the weak currents generated by the neutron ionization chamber. This system incorporates a second-order low-pass filter circuit and the Kalman...
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Open AccessCharacterization and functional evidence for Orf2 of Streptomyces sp. 139 as a novel dipeptidase E
Aspartyl dipeptidase (dipeptidase E) can hydrolyze Asp-X dipeptides (where X is any amino acid), and the enzyme plays a key role in the degradation of peptides as nutrient sources. Dipeptidase E remains unchar...
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Open AccessTranscriptome analysis revealed SMURF2 as a prognostic biomarker for oral cancer
The activation of TGF-β pathway can facilitate tumorigenesis. Understanding the TGF-related genes (TRGs) in oral cancer and determining their prognostic value is of utmost importance.
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Article
Synthesis and Evaluation of Chalcone Derivatives as Prospective Anti-Inflammatory Compounds
In order to discover novel anti-inflammatory agents, a series of compounds obtained by appending chalcone moieties on dehydroepiandrosterone were designed and synthesized. All compounds were screened for their...
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Identification of Potent Inhibitors Targeting Protein Tyrosine Phosphatase 1B
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Open AccessDifferent radius of curvature at the talus trochlea from northern Chinese population measured using 3D model
To analyze the curvature characteristics of the talus trochlea in people from northern China in different sex and age groups.
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Adaptive Third-Order Fixed Time Sliding Mode Control with Chattering Free for Mobile Loading Arm Systems
The mobile loading arm (MLA) system is one of the most important mechanical equipments in the petrochemical industry consisting of rigid pipelines and rotating elbows. This paper researches the problems of dyn...
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Open AccessMultifractal characteristics of soil particle size distribution of abandoned homestead reclamation under different forest management modes
In this study, fast-growing poplar reclaimed from abandoned homestead in Xixian New District, Xi’an City, Shaanxi Province, was used as the research object to explore the multi-fractal characteristics of soil ...
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Effect of Different Valence Ions and Coexistence of Cations and Humic Acid on the Separation of Perfluorobutyl Sulfonic Acid by Nanofiltration
Perfluorobutylsulfonic acid (PFBS) is a biotoxic and persistent pollutant that cannot be effectively removed by conventional drinking water treatment processes. Nanofiltration is an effective method to remove ...
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Article
Homological dimensions of gentle algebras via geometric models
Let A = kQ/I be a finite-dimensional basic algebra over an algebraically closed field k which is a gentle algebra with the marked ribbon surface ...
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CPSNet: a cyclic pyramid-based small lesion detection network
The presence of small lesions is an important marker for determining whether a patient will develop malignant tumors. Clinical practitioners could easily overlook the presence of small lesions, meaning automat...
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Imbalance multiclass problem: a robust feature enhancement-based framework for liver lesion classification
The classification of liver lesions in CT images is essential for the diagnosis and treatment of liver diseases. Since the characteristics of different classes of lesions are similar and the degree of differen...