Search Results - Peng Chen

The multi-branch herringbone gear transmission system is widely used in ships, aviation, and automobiles. However, under heavy loads and high speeds, it generates severe vibrations and noise, compromising reliability and service life. Installing damping rings on bull gears offers an effective vibrat...

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This study revises the Chinese version of the Behavioral Inhibition System/Behavioral Activation System (BIS/BAS) scale for older adults in Mainland China, emphasizing cultural sensitivity. We assessed its reliability and validity using Classical Test and Item Response theories with data from 778 co...

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In this paper, we investigate a reconfigurable intelligent surface (RIS) assisted downlink orthogonal frequency division multiplexing (OFDM) transmission system. Taking into account hardware constraint, the RIS is considered to be organized into several blocks, and each block of RIS share the same p...

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<italic>Goal:</italic> Cervical cancer is one of the most common cancers in women worldwide, ranking among the top four. Unfortunately, it is also the fourth leading cause of cancer-related deaths among women, particularly in developing countries where incidence and mortality rates are h...

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Long-term monoculture leads to continuous cropping (CC) problems, which complicate agricultural production, both locally and abroad. This study contrasted the different bacterial community compositions, physicochemical properties and enzyme activities of strawberry soil subjected to CC, CC rhizosphe...

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Granite is the main rock type in hot dry rock reservoirs, and hydraulic fracturing is always required during the process of geothermal production. It is necessary to understand the strength parameters and failure criterion of granite after high-temperature and water-cooling treatment. In this paper,...

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Five-axis sweep scanning measurement technology, as a novel contact measurement technology, offers excellent reachability and high measurement efficiency for complex parts. However, deviations between the measurement instructions based on the model and the workpiece exist, leading to mismatches betw...

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Abstract The FY‐3G Precipitation Measurement Radar (PMR), the world's second dual‐frequency satellite precipitation radar (SR), provides three‐dimensional precipitation structure data in mid‐ and low‐latitude regions, with performance comparable to Global Precipitation Measurement Dual‐frequenc...

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Urban regeneration, as a key strategy for promoting sustainable development of urban areas, requires innovative digital technologies to address increasingly complex urban challenges in its implementation. With the fast advancement of digital technologies such as artificial intelligence (AI), Interne...

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This study attempted to monitor the development of microbial communities and reveal the correlation between the soil microbial community and soil nutrient factors over different years following the replanting of peach trees. The replanted soil (RS) and nonreplanted soil (NRS) were collected from pea...

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The development of deep learning has effectively improved the accuracy of cervical cell classification. The training of deep neural networks requires a large amount of labeled data. However, the labeling of cervical cell images requires specialized physicians and the labeling workload is heavy and c...

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The Elongator complex is a multifunction protein complex which has been shown to be involved in transcriptional elongation, DNA replication and repair, tubulin and histone acetylation, gene silencing and tranfer RNA uridine modification. The composition of the Elongator complex is found to be highly...

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Far-field focusing with superresolution aided by a proposed metallic plate is investigated in this paper. The proposed near-field structure can be employed to distinguish point-like sources with subwavelength distance and enhance the field strength based on the spoof surface plasmon polaritons theor...

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Load forecasting plays a crucial role in power system planning and operational dispatch management. Accurate load prediction is essential for enhancing power system reliability and facilitating the local integration of renewable energy. This paper proposes a hybrid approach combining traditional tim...

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Single-cell RNA sequencing (scRNA-seq) data from published datasets were obtained to investigate the expression and dysregulation of RNA-binding proteins (RBPs), which are critical for alternative mRNA splicing and translational control in rheumatoid arthritis (RA). How RBP regulation differs betwee...

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The mechanisms of reverse leakage in InGaN&#x002F;GaN multiple-quantum-wells (MQWs) blue and green light-emitting diodes (LEDs) were studied through analyzing the current&#x2013;voltage (<italic>I&#x2013;V</italic>) characteristics with the temperature ranging from 50 to 350...

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To address the issue of difficult extraction of bearing fault features caused by weak fault features and strong environmental noise in low-speed, a low-speed bearing fault diagnosis method based on wavelet threshold denoising and spectral amplitude modulation is proposed. The proposed method effecti...

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In this study, the influence of wheat flour extraction rate on starch and protein hydrolysis degree, as well as fermentation characteristics of noodles was evaluated using an in vitro digestion-fermentation model. Results showed that as the flour extraction rate increased from 35 % to 95 %, the star...

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Accurate estimation of extreme sea levels caused by storm surges is critical for coastal engineering, particularly during typhoon seasons. Data-driven approaches have emerged as efficient tools for storm surge prediction. This study presents the development of deep learning neural network models to...

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A moving average (MA) is a commonly used noise reduction method in signal processing. Several studies on wheeze auscultation have used MA analysis for preprocessing. The present study compared the performance of MA analysis with that of differential operation (DO) by observing the produced spectrogr...

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