Jun Xie
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View article: Predicting hydrocarbon reservoir quality in deepwater sedimentary systems using sequential deep learning techniques
Predicting hydrocarbon reservoir quality in deepwater sedimentary systems using sequential deep learning techniques Open
This study uses advanced deep learning techniques to present an efficient and data-driven method for predicting the Hydrocarbon Reservoir Quality Index (HRQI) in deepwater carbonate systems. Traditional approaches like core sampling and Nu…
View article: A Novel Method for Comparing Building Height Hierarchies
A Novel Method for Comparing Building Height Hierarchies Open
Understanding the hierarchical patterns of building heights is essential for sustainable urban development and planning. This study presents a novel approach for detecting and comparing building height hierarchies in four major bay areas: …
View article: Comparison of Acetic Acid Production Characteristics of Different Grains in Baijiu Brewing
Comparison of Acetic Acid Production Characteristics of Different Grains in Baijiu Brewing Open
To investigate the differences in the production of acetic acid and ethyl acetate during Baijiu production using various grain raw materials, including sorghum, glutinous sorghum, rice, glutinous rice, wheat, and corn, with medium-high tem…
View article: Picosecond high voltage pulse of framing camera with synchronous trigger and cascade filter
Picosecond high voltage pulse of framing camera with synchronous trigger and cascade filter Open
The pulse-dilation framing camera (PDFC) is a composite of pulse-dilation technique and microchannel plate (MCP) framing camera. Its temporal resolution is a nonlinearly fluctuated relation with picoseconds high voltage pulse (PHVP). The P…
View article: UserSumBench: A Benchmark Framework for Evaluating User Summarization Approaches
UserSumBench: A Benchmark Framework for Evaluating User Summarization Approaches Open
Large language models (LLMs) have shown remarkable capabilities in generating user summaries from a long list of raw user activity data. These summaries capture essential user information such as preferences and interests, and therefore ar…
View article: Effect of Enhanced Fermentation of <em>Wickerhamomyces fuqu</em> on the Flavor Substances of Xiaoqu Baijiu
Effect of Enhanced Fermentation of <em>Wickerhamomyces fuqu</em> on the Flavor Substances of Xiaoqu Baijiu Open
In order to explore the effect of Wickerhamomyces on the production of flavor compounds in Xiaoqu Baijiu, this study examined the correlation between the fungal communities in Xiaoqu and ester compounds. It was hypothesized that Wickerhamo…
View article: Deep learning algorithm-enabled sediment characterization techniques to determination of water saturation for tight gas carbonate reservoirs in Bohai Bay Basin, China
Deep learning algorithm-enabled sediment characterization techniques to determination of water saturation for tight gas carbonate reservoirs in Bohai Bay Basin, China Open
Understanding water saturation levels in tight gas carbonate reservoirs is vital for optimizing hydrocarbon production and mitigating challenges such as reduced permeability due to water saturation (Sw) and pore throat blockages, given its…
View article: Deception Attacks against Android-Based Smart Bracelets
Deception Attacks against Android-Based Smart Bracelets Open
The rapid development of the intelligent equipment industry has promoted the emergence of a series of emerging industries, effectively improving the technical level of society and people’s quality of life. Due to the inherent characteristi…
View article: Application of Blended Teaching in the Instrument Analysis Experiment - Atomic Absorption Method for Measuring the Content of Calcium Ions in Water
Application of Blended Teaching in the Instrument Analysis Experiment - Atomic Absorption Method for Measuring the Content of Calcium Ions in Water Open
In order to improve the teaching effect of instrumental analysis experiment course, teachers use es-online virtual simulation experiment platform and self-built massive open online course resources to construct a learning mode of "flipped …
View article: Variations in Summer Precipitation According to Different Grades and Their Effects on Summer Drought/Flooding in Haihe River Basin
Variations in Summer Precipitation According to Different Grades and Their Effects on Summer Drought/Flooding in Haihe River Basin Open
The variations in summer precipitation according to different grades and their effects on summer drought/flooding in the Haihe River basin were analyzed using the daily precipitation data from 161 meteorological stations from 1972 to 2021.…
View article: Parameter Optimization and Experimental Study of Jet Mixing Device Based on CFD
Parameter Optimization and Experimental Study of Jet Mixing Device Based on CFD Open
The parameters of jet mixing devices have an important influence on the mixing process, particle movement and interface regulation. At present, jet mixing devices are widely used in the coal slime flotation field, and their variable parame…
View article: Research on Fast Ultrasonic Phased Array Imaging of High-performance Polymer Injection Molded Components
Research on Fast Ultrasonic Phased Array Imaging of High-performance Polymer Injection Molded Components Open
摘要: 注射成型是高性能聚合物构件成形的最主要手段,但高性能聚合物的成形温度高且导热性差,非均匀壁厚构件常因收缩不一致而产生内部缩孔缺陷,显著影响构件性能。提出面向内部缩孔检测的超声相控阵相位偏移高效成像新方法(Fast phase shift migration,FPSM),将全矩阵数据转换到频率波数域,采用频率与深度方向波数间的映射关系直接计算待测区域的波场,无需耗时的递归计算,并运用爆炸反射成像条件实现高质量成像。仿真试验和实际试验结果表明,与现有3种超声相控阵成像方…
View article: Cross-Channel Graph Convolutional Networks for Skeleton-Based Action Recognition
Cross-Channel Graph Convolutional Networks for Skeleton-Based Action Recognition Open
In recent years, skeleton-based action recognition, graph convolutional networks, have achieved remarkable performance. In these existing works, the features of all nodes in the neighbor set are aggregated into the updated features of the …
View article: A Dynamic Discriminative Canonical Correlation Analysis via Adaptive Weight Scheme
A Dynamic Discriminative Canonical Correlation Analysis via Adaptive Weight Scheme Open
In multi-view learning, massive literature is devoted to exploring the intrinsic structure between cross-views. It is well known that canonical correlation analysis (CCA) is a conventional multi-view learning method, which considers the co…
View article: Global Co-Occurrence Feature and Local Spatial Feature Learning for Skeleton-Based Action Recognition
Global Co-Occurrence Feature and Local Spatial Feature Learning for Skeleton-Based Action Recognition Open
Recent progress on skeleton-based action recognition has been substantial, benefiting mostly from the explosive development of Graph Convolutional Networks (GCN). However, prevailing GCN-based methods may not effectively capture the global…
View article: Relationship Between Summer Precipitation in North China and Madden–Julian Oscillation During the Boreal Summer of 2018
Relationship Between Summer Precipitation in North China and Madden–Julian Oscillation During the Boreal Summer of 2018 Open
Based on the data regarding summer precipitation in North China, the tropical Madden–Julian Oscillation (MJO) index (meaning the “All-Season Real-Time Multivariate MJO index,” abbreviated as RMM1 and RMM2), and National Centers for Environ…
View article: Effects of Nano‐SiO<sub>2</sub> and SAP on Hydration Process of Early‐Age Cement Paste Using LF‐NMR
Effects of Nano‐SiO<sub>2</sub> and SAP on Hydration Process of Early‐Age Cement Paste Using LF‐NMR Open
The effects of nano‐SiO 2 and superabsorbent polymer on the hydration process of early‐age cement paste are investigated through the physically bound water evolution test by means of the low‐field nuclear magnetic resonance technology. The…
View article: Systematic experimental study on a highly efficient terahertz source based on two-color laser-induced air plasma
Systematic experimental study on a highly efficient terahertz source based on two-color laser-induced air plasma Open
In this paper, highly efficient terahertz radiation generated by two-color femtosecond laser-induced air plasma is reported. A number of variables that can obviously influence terahertz generation and detection have been investigated syste…