530 Result(s)
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Chapter and Conference Paper
Stepwise Multi-grained Boundary Detector for Point-Supervised Temporal Action Localization
Point-supervised temporal action localization pursues high-accuracy action detection under low-cost data annotation. Despite recent advances, a significant challenge remains: sparse labeling of individual fram...
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Chapter and Conference Paper
Learning Anomalies with Normality Prior for Unsupervised Video Anomaly Detection
Unsupervised video anomaly detection (UVAD) aims to detect abnormal events in videos without any annotations. It remains challenging because anomalies are rare, diverse, and usually not well-defined. Existing ...
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Article
Open AccessA compendium of genetic variations associated with promoter usage across 49 human tissues
Promoters play a crucial role in regulating gene transcription. However, our understanding of how genetic variants influence alternative promoter selection is still incomplete. In this study, we implement a fr...
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Article
No-interfering quantum key distribution
The well-known twin-field quantum key distribution (TF-QKD) protocol is the first one to overcome the fundamental rate-distance limit without quantum repeaters. It encodes the key information into phases of th...
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Article
Open AccessClinical implications of CT-detected ascites in gastric cancer: association with peritoneal metastasis and systemic inflammatory response
This study aimed to evaluate the diagnostic significance of computed tomography (CT) detected ascites in gastric cancer (GC) with peritoneal metastasis (PM) and investigate its association with systemic inflam...
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Article
Research on the development method of complex tool optimization design platform based on collaborative design idea
Tool design is very important in the modern manufacturing industry. However, the traditional tool design process often has a heavy workload, which reduces the production efficiency of tool manufacturing enterp...
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Article
Open AccessCurculigoside Regulates Apoptosis and Oxidative Stress Against Spinal Cord Injury by Modulating the Nrf-2/NQO-1 Signaling Pathway In Vitro and In Vivo
Spinal cord injury (SCI) is a severe neurological disorder that can lead to paralysis or death. Oxidative stress during SCI is a critical phase causing extensive nerve cell damage and apoptosis, thereby impair...
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Article
Non-destructive predictions of sugar contents in litchis based on near-infrared spectroscopy and stochastic configuration network
To address the problem that the traditional detection method for litchi sugar content is time-consuming and laborious and will destroy the tested sample, this paper proposed a non-destructive detection method ...
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Article
A semi-supervised video dehazing method based on CNNs
Recently, image dehazing methods based on deep learning have achieved good results, but most of them are aimed at synthetic hazy images that have corresponding haze-free images. However, in some practical appl...
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Article
Millimetre-deep micrometre-resolution vibrational imaging by shortwave infrared photothermal microscopy
Deep tissue chemical imaging has a vital role in biological and medical applications. Current approaches suffer from water absorption and tissue scattering, which limits imaging depth to hundreds of micrometre...
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Article
Dye-sensitized NiO photocathode sensor based on signal-sensitive change strategy for MC-LR detection
A novel photoelectrochemical (PEC) sensor for the detection of microcystic toxins (MC-LR) was developed on the basis of signal-sensitive change strategy. NiO nanoarray as a basic photoactive material was grown...
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Article
Hypothesis of an ancient northern ocean on Mars and insights from the Zhurong rover
Various landforms suggest the past presence of liquid water on the surface of Mars. The putative coastal landforms, outflow channels and the hemisphere-wide Vastitas Borealis Formation sediments indicate that ...
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Article
First report of alfalfa mosaic virus infecting Solanum nigrum in Shandong, China
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Article
Thermally modulated photoelectronic synaptic behavior in HfS2/VO2 heterostructure
Neuromorphic computing is known for its efficient computational speed, low latency, and reduced power consumption, which is considered a pivotal technology to overcome the von Neumann bottleneck. Artificial sy...
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Article
Study on interfacial microstructure and shear strength of hot-compression bonded Ti386/TC4
The hot-compression bonding of Ti386 and TC4 titanium alloys takes place within a temperature range of 800 to 900 °C and under strains of 10–30% in this study. The analysis of Ti386/TC4 joints involves the int...
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Article
Open AccessConstructed Mott–Schottky Heterostructure Catalyst to Trigger Interface Disturbance and Manipulate Redox Kinetics in Li-O2 Battery
A carbon free self supported Mott-Schottky heterostructure was constructed as an efficient cathode catalyst for lithium oxygen batteries, achieving homogeneous contact between ...
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Article
MIM: A multiple integration model for intrusion detection on imbalanced samples
The quantity of normal samples is commonly significantly greater than that of malicious samples, resulting in an imbalance in network security data. When dealing with imbalanced samples, the classification mod...
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Article
In-situ geochronology combined with geochemical and isotopic signatures record mineralization and fluid characteristics at the Xiaoxi’nancha porphyry Au-Cu deposit, NE China
The Xiaoxi’nancha porphyry Au-Cu deposit is located in Yanbian, Jilin Province, NE China. Gold-Cu mineralization is mainly associated with chlorite-sericite alteration. The 40Ar/39Ar age of pre-mineralization hyd...
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Article
Open AccessSleep disorder experienced by healthcare nurses after terminating Zero-COVID-19 policy
Medical staff, especially nurses, suffered great anxiety and stress from the COVID-19 pandemic, which negatively affected their sleep quality. In this study, we aimed to analyze the sleep quality of nursing st...
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Article
Open AccessAnalysis of human papillomavirus type 16 E4, E5 and L2 gene variations among women with cervical infection in Xinjiang, China
There is a high incidence of cervical cancer in Xinjiang. Genetic variation in human papillomavirus may increase its ability to invade, spread, and escape host immune response.