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Article
Two-Stream Auto-Encoder Network for Unsupervised Skeleton-Based Action Recognition
Representation learning from unlabeled skeleton data is a challenging task. Prior unsupervised learning algorithms mainly rely on the modeling ability of recurrent neural networks to extract the action represe...
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Article
Large magnetocaloric effect in low-cobalt-content Gd-Co-Al metallic glasses
Magnetic refrigeration represents a promising refrigeration technology. A number of Gd-based metallic glasses have been demonstrated to exhibit excellent magnetocaloric effect (MCE) and superior refrigerant ca...
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Article
Piezoelectric-Based Smart Bone Plate for Fracture Healing Progress Monitoring
Fracture healing progress monitoring techniques attract global research attention due to the importance of selecting the timing of removing the fixation device. To this end, in this research, we present a piez...
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Article
Seasonal coronaviruses and SARS-CoV-2: effects of preexisting immunity during the COVID-19 pandemic
Although the coronavirus disease 2019 (COVID-19) epidemic is still ongoing, vaccination rates are rising slowly and related treatments and drugs are being developed. At the same time, there is increasing evide...
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Article
Structural architectures of polymer proton exchange membranes suitable for high-temperature fuel cell applications
High-temperature proton exchange membrane (HT-PEM) fuel cells offer more advantages than low-temperature PEM fuel cells. The ideal characteristics of HT-PEMs are high conductivities, low-humidity operation con...
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Article
Ethanol Evaporation Characteristics of the Blends of Fatty Acid Methyl Ester and Ethanol
The evaporation characteristics of fatty acid methyl ester (FAME) mixed with four concentrations of ethanol at 873K and normal atmospheric pressure are studied herein. FAME is used as base oils, and ethanol ma...
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Article
Controllable synthesis of two-dimensional tungsten nitride nanosheets as electrocatalysts for oxygen reduction reaction
A facile synthetic strategy was developed for in-situ preparation of two-dimensional (2D) highly crystalline tungsten nitride (WN) nanosheets with controllable morphology as oxygen reduction reaction (ORR) cataly...
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Article
Investigation of the hydrodynamic performance of crablike robot swimming leg
The existing amphibious robots cannot usually enjoy a superior adaptability in the underwater environment by replacing the actuators. Based on the bionic prototype of the Portunus trituberculatus, a new leg-pa...
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Article
Traditional Chinese medicine treatment selection for straightened cervical curvature and therapeutic observation
To observe the clinical efficacy of different therapies in treating straightened cervical curvature.
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Article
Dynamic behavior of new cutting subgrade structure of expensive soil under train loads coupling with service environment
Expansive soil is sensitive to dry and wet environment change. And the volume deformation and inflation pressure of expansive soil may induce to cause the deformation failure of roadbed or many other adverse e...
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Article
Algorithm based on morphological component analysis and scale-invariant feature transform for image registration
In this paper, we proposed a registration method by combining the morphological component analysis (MCA) and scale-invariant feature transform (SIFT) algorithm. This method uses the perception dictionaries, an...
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Article
3D identification and stability analysis of key surface blocks of rock slope
Complicated geological structures make it difficult to analyze the stability of rock slopes, such as faults, weak intercalated layers or joint fissures. Based on 3D geological modeling and surface block identi...
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Article
Temperature field simulation of gob influenced by atmospheric pressure
The current temperature field model of mine gob does not take the boundary conditions of the atmospheric pressure into account, while the actual atmospheric pressure is influenced by weather, so as to produce ...
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Article
Brazing of Ti2AlNb based alloy with amorphous Ti-Cu-Zr-Ni filler
Amorphous Ti-Cu-Zr-Ni filler foils with low melting point of 1 133 K were synthesized using a melt-spinning method in argon atmosphere. A Ti2AlNb based alloy was brazed at 1 153–1 223 K for 600–3 000 s. The effec...
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Article
An adaptive tensor voting algorithm combined with texture spectrum
An adaptive tensor voting algorithm combined with texture spectrum is proposed. The image texture spectrum is used to get the adaptive scale parameter of voting field. Then the texture information modifies bot...
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Article
Preparation, characterization of superacid SO4 2−/ZrO2-SiO2 and its activity on catalytic synthesis of methyl p-nitrobenzoate
Solid superacid SO4 2−/ZrO2-SiO2 was prepared by dip-impregnation method, and its catalytic activity was tested with esterification of p-nitrobenzoic acid and methanol. The optimum conditions were...
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Article
Dynamic velocity feed-forward compensation control with RBF-NN system identification for industrial robots
A dynamic velocity feed-forward compensation control (DVFCC) approach with RBF neural network (RBF-NN) dynamic model identification was presented for the adaptive trajectory tracking of industrial robots. The ...
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Article
Glass formation for iron-based alloys by combining kinetic and thermodynamic parameters
The glass formation was intensively studied for Fe-based alloys. Parameters defining kinetics and thermodynamic behavior of crystallization were calculated using calorimetric measurements and physical properti...
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Article
Membrane action in lateral restraint reinforced concrete slabs
Based on the assumption of additional three-hinge arching action, an analytical method was proposed to predict the additional load of lateral restraint reinforced concrete (RC) slab under compressive membrane ...
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Article
A subsurface intensity index of the cold eddy in the East China Sea
The Cold Eddy in the East China Sea (CEECS) is located about 150 km southwest of Cheju Island. This region experiences a complex current system under the influences of the Yellow Sea Warm Current (YSWC), the Y...
