Showing 41 of 391 papers in Other

A Picat Method for Optimized Computation of Slater Voting Winners (Postprint)

AO Huan, Wang Yisong, Feng Renyan, Deng Zhouhui, Tong Tianle
2022-04-07 ChinaXiv: chinaxiv-202204.00065

Slater voting rule is a tournament-based voting rule that primarily constructs an acyclic tournament, finds one with minimal difference from the original tournament, and selects the winner from it. For the NP-hard Slater voting algorithm, a Picat method for optimized solving of the Slater problem ba…

A Study of Person Fit Based on Residual Statistics in Polytomously Scored Tests

Tong Hao, Yu Xiaofeng, Qin Chunying, Peng Yafeng, Zhong Xiaoyuan, Yu Xiaofeng
2022-04-06 ChinaXiv: chinaxiv-202204.00023

This study proposes a personal fit statistic R for polytomous scoring items to investigate its performance in detecting six common aberrant response patterns (cheating, guessing, random responding, carelessness, innovative responding, and mixed aberrance), and compares it with the standardized log-l…

Variable Volatility Elasticity Model for Commodity Markets

Gong, Fuzhou, Wang, Ting, Wang, Ting
2022-03-30 ChinaXiv: chinaxiv-202203.00120

In this paper, we propose and study a novel continuous-time model, based on the well-known constant elasticity of variance (CEV) model, to describe the asset price process. The basic idea is that the volatility elasticity of the CEV model cannot be treated as a constant from the perspective of stoch…

Effects of Climate and Human Activities on Vegetation NPP Change in the Loess Plateau (Postprint)

Yang Dan, Wang Xiaofeng
2022-03-28 ChinaXiv: chinaxiv-202203.00110

This study obtained a vegetation NPP dataset for the Loess Plateau from 2000–2018 using the CASA model and quantitatively analyzed the impacts of climate change and human activities on vegetation NPP variation through correlation and residual analysis methods. The results indicate: (1) Vegetation NP…

Effects of vegetation near-soil-surface factors on runoff and sediment reduction in typical grasslands on the Loess Plateau, China (Postprint)

LI Panpan, WANG Bing, Yanfen Yang, LIU Guobin, YANG Yanfen
2022-03-24 ChinaXiv: chinaxiv-202203.00075

Abstract: Vegetation near-soil-surface factors can protect topsoil from erosion, however, their contributions to the reduction of soil erosion, especially under natural rainfall events, have not been systematically recognized. This study was performed to quantify the effects of near-soil-surface fac…

Adjustment of precipitation measurements using Total Rain weighing Sensor (TRwS) gauges in the cryospheric hydrometeorology observation (CHOICE) system of the Qilian Mountains, Northwest China (Postprint)

ZHAO Yanni, CHEN Rensheng, HAN Chuntan, WANG Lei, CHEN Rensheng
2022-03-24 ChinaXiv: chinaxiv-202203.00076

Precipitation is one of the most important indicators of climate data, but there are many errors in precipitation measurements due to the influence of climatic conditions, especially those of solid precipitation in alpine mountains and at high latitude areas. The measured amount of precipitation in …

The Silver Ratio in the Maximum Deng Entropy Triangle

Deng, Jixiang, Deng, Yong, Deng, Yong
2022-03-18 ChinaXiv: chinaxiv-202203.00069

Pascal's triangle is the triangular arrangement of binomial coefficients, from which one can obtain the Fibonacci sequence and the golden ratio (approximately 1.618). A question arises: Can the silver ratio (approximately 2.414) be obtained from Pascal's triangle? This paper first establishes a Maxi…

Very Large Area Gamma-ray Space Telescope Program

Fan Yizhong, Chang Jin, Guo Jianhua, Yuan Qiang, Hu Yiming, Li Xiang, Yue Chuan, Huang Guangshun, Liu Shubin, Feng Changqing, Zhang Yunlong, Wei Yifeng, Sun Zhiyu, Yu Yuhong, Kong Jie, Zhao Chengxin, Zang Jingjing, Jiang Wei, Pan Xu, Wei Jiaju, Wang Shen, Duan Kaikai, Shen Zhaoqiang, Xia Ziqing, Xu Zunlei, Feng Lei, Huang Xiaoyuan, Cai Yuelin, Wei Junjie, Zeng Houdun, He Haoning, Li Jian, Yang Ruizhi, Yan Jingzhi, Zhang Yi, Wu Xuefeng, Wei Daming, Yizhong Fan, Chang Jin
2022-03-15 ChinaXiv: chinaxiv-202203.00033

High-energy gamma-ray detection represents one of the primary approaches for investigating extreme astrophysical phenomena. Space-based high-energy gamma-ray detection provides exceptional advantages, including wide energy band coverage, excellent temporal continuity, and high energy resolution. Bui…

How Social Media Sharing Cues Influence Consumer Choice: Impression Management and the Loss of Autonomy

Jin Fei, Jin Fei
2022-03-11 ChinaXiv: chinaxiv-202203.00031

With the vigorous development of social media, third-party consumer review websites, and various e-commerce platforms, consumers can increasingly share their consumption experiences and reviews with others. To adapt to this rapid growth momentum, enterprises have implemented a series of measures to …

Fundamentals and Applications of Information System Dynamics

Xu Jianfeng, Liu Zhenyu, Wang Shuliang, Zheng Tao, Wang Yashi, Wang Yingfei, Dang Yingxu, Xu Jianfeng
2022-03-09 ChinaXiv: chinaxiv-202202.00048

Purpose: To discuss the necessity and foundation for establishing Information System Dynamics, and to introduce its basic structure and application prospects. Methods: Based on the mathematical foundational theories of information models, properties, and metrics, as well as the framework structure o…

Two Decades of Structural Equation Modeling in China: Methodological Research and Model Development in the 21st Century

Wang Yang, Wen Zhonglin, Li Wei, Fang Jie, Wen Zhonglin
2022-03-08 ChinaXiv: chinaxiv-202203.00021

During the first two decades of the 21st century, domestic methodological research on Structural Equation Modeling (SEM) primarily encompassed five themes: model development, parameter estimation, model evaluation, measurement invariance, and special data processing, with particularly substantial ac…

Statistical Study on the Impact of the 24 Solar Terms on Shanghai Composite Index Returns

Tianbao ZHOU, Xinghao Li, Junguang ZHAO, Junguang ZHAO
2022-03-04 ChinaXiv: chinaxiv-202203.00018

This study examines the impact of the twenty-four solar terms—a unique traditional Chinese system for dividing the annual seasons—on the Chinese stock index. Based on 26 years of historical data, the statistical analysis investigates whether the daily returns of the Shanghai Composite Index exhibit …

From simple digital twin to complex digital twin Part I: A novel modeling method for multi-scale and multi-scenario digital twin

Jia Wenjie, Wang Wei, Zhang Zhenzu, Wang Wei
2022-02-16 ChinaXiv: chinaxiv-202202.00044

In recent years, digital twins have attracted extensive attention and are becoming increasingly complex. Current digital twin implementations are predominantly confined to specific scenarios, and there remains a lack of methods for constructing complex digital twins in the face of multi-level and mu…

The Influence of Leadership Power and Status on Subordinate Voice Behavior—The Role of Psychological Safety

Rong Yan, Sui Yang, Jiang Jing, Sui Yang
2022-02-15 ChinaXiv: chinaxiv-202202.00036

Through experimental studies (Studies 1 and 2) and a multi-source, multi-time-point field questionnaire survey (Study 3), this study finds that: leader power has a negative effect on subordinate voice, while leader status has a positive effect on subordinate voice; leader status moderates the effect…

Collective Narcissism: Concept, Research, and Reflection

Xu Buxiao, Bai Jie, Li Ye, Guo Yongyu, Yongyu Guo
2022-02-15 ChinaXiv: chinaxiv-202202.00035

Collective narcissism is a classic construct that extends narcissism to the group level, currently defined as the belief that "one's own group is exceptional and deserving of privileged treatment, yet not sufficiently recognized by others." Existing research has found it to possess strong explanator…

Postprint: Analysis of Salinity and Halophytic Vegetation Diversity in Uncultivated Saline-Alkali Soils of the Junggar Basin, Xinjiang

Liang Meng
2022-02-11 ChinaXiv: chinaxiv-202202.00029

This study investigated uncultivated saline-alkali soils in the Junggar Basin, Xinjiang, measuring soil salt content, pH, electrical conductivity, eight major ions, and other indicators. Multivariate statistics and principal component analysis (PCA) were employed to examine the distribution characte…

Standing up for close others: The relationship effect on moral courage across harm/care and fairness contexts

Michael Shengtao Wu, Gabriel Nudelman, Yongyuan Chen, Michael Shengtao Wu
2022-02-06 ChinaXiv: chinaxiv-202202.00009

Moral courage, standing up for others and intervening when a norm is violated, is viewed as a virtue in modern societies. However, it remains unclear how moral courage varies in interpersonal relationships and across moral contexts. Two studies were designed to test the effect of relationship type (…

Sharing the 'New' Together: Shared Consumption Promotes the Choice of Unfamiliar Products

Ran Yaxuan, Zhang Puyue, Chen Siyun, Xiang Diandian, Zhang Puyue
2022-01-28 ChinaXiv: chinaxiv-202201.00123

Shared consumption is a common consumption activity in which multiple consumers jointly participate and share expenses. Based on risk transfer theory, this study investigates the mechanism and boundary conditions through which consumption context (individual consumption vs. shared consumption) influ…

Associations between Gut Microbiota, Brain Imaging, and Clinical Manifestations in Schizophrenia

Zhou Zhenyou, Kong Li, Chen Chuqiao, Kong Li, Chen Chuqiao
2022-01-27 ChinaXiv: chinaxiv-202201.00091

The microbiota-gut-brain axis hypothesis in the pathogenesis of schizophrenia has attracted increasing attention. Previous studies have preliminarily examined the association between gut microbial composition and brain imaging and clinical manifestations in patients with schizophrenia, but the speci…

AI-Enabled Network Attack Analysis and Classification

Wang Zhi
2022-01-26 ChinaXiv: chinaxiv-202201.00085

In recent years, alongside the continuous improvement in computer performance, artificial intelligence (Artificial Intelligence, AI) technology has experienced rapid development. AI technology, represented by deep neural networks, has achieved tremendous breakthroughs in numerous domains including a…

Glacier Variations in the Pumqu Basin during 1990–2020 and Their Response to Climate Change: Postprint

Tang Yuanhang, Li Mengqi, Deng Ling
2022-01-21 ChinaXiv: chinaxiv-202201.00078

Based on Landsat series imagery, Digital Elevation Model (DEM), and other datasets, glacier boundary information in the Pengqu River basin from 1990 to 2020 was extracted using remote sensing image processing and visual interpretation methods to investigate the distribution and variation of glacier …

Postprint: Coordination Analysis of Water Resources Utilization in the Five Northwestern Provinces and Autonomous Regions of China

Li Xiuhua, WU Chunyuan
2022-01-21 ChinaXiv: chinaxiv-202201.00080

The coordinated utilization of water resources is the foremost challenge for the economic, social, and ecological sustainable development of the five northwestern provinces and autonomous regions of China. Employing synergy analysis methods and a coupling coordination degree model, this study analyz…

The Double-Edged Sword Effect of Employee Authenticity on Coworker Relationships: The Moderating Role of Shared Tenure

Tang Yipeng, Jia Rongwen, Long Lirong, Ren Zhiyu, Pu Xiaoping, Pu Xiaoping
2022-01-21 ChinaXiv: chinaxiv-202201.00062

It is widely believed that employee sincerity in the workplace facilitates the establishment of positive relationships with coworkers. This study proposes that the influence of employee sincerity on coworker relationships likely entails both positive and negative aspects, with its effects contingent…

A Dynamic Perspective on the Relationship Between Team Reflection-in-Action and Team Innovation: The Dual Pathway of Cognition and Emotion

Liu Wei, Shen Xiaoling, Liu Wei
2022-01-18 ChinaXiv: chinaxiv-202201.00056

In a complex and dynamic market environment, and against the backdrop of China's innovation-driven strategy, the long-term development of enterprises depends on team innovation to establish unique competitive advantages. A review of existing research on the relationship between team reflection and i…

WeChat-Based Remote Observatory Control Software Design Postprint

He Shousheng, Wang Chuanjun, Yufeng Fan, Yu Xiaoguang, Wang Deqing, Huang Yongping, Wang Jiankun
2022-01-14 ChinaXiv: chinaxiv-202201.00051

Remote observatories offer advantages such as high observation efficiency and low operating costs, making remote observation applications increasingly widespread. The development of 5G network technology has enabled remote observation using mobile terminals such as smartphones, while advancements in…

Combating Academic Misconduct: What Can Journals Do?

Huang Tianyuan, Tong Sichao, Yang Liying, Huang Tianyuan
2022-01-11 ChinaXiv: chinaxiv-202201.00039

In recent years, incidents of academic misconduct in China have occurred with increasing frequency, drawing widespread societal attention. As a vital medium for academic exchange, journals play a pivotal role in curbing such misconduct. Currently, certain initiatives have emerged to issue early warn…

Commissioning of a high-resolution collinear laser spectroscopy apparatus with a laser ablation ion source

Bai, Shi-Wei, Yang, Xiao-Fei, Wang, Shu-Jing, Liu, Yong-Chao, Zhang, Peng, Liu, Yin-Shen, Hu, Han-Rui, Guo, Yang-Fan, Wang, Jin, Du, Ze-Yu, Yan, Zhou, Zhang, Yun-Kai, Ye, Yan-Lin, Li, Qi-Te, Ge, Yu-Cheng, He, Chuang-Ye, Yang, Xiao-Fei
2021-12-31 ChinaXiv: chinaxiv-202201.00016

Collinear laser spectroscopy is a powerful tool for studying the nuclear spins, electromagnetic moments, and charge radii of exotic nuclei. To study the nuclear properties of unstable nuclei at the Beijing Radioactive Ion-beam Facility (BRIF) and the future High Intensity Heavy-ion Accelerator Facil…

Performance of the CENDL-3.2 and other major neutron data libraries for criticality calculations

Zhang, Bin, Ma, Xu-Bo, Hu, Kui, Zhang, Teng, Ma, Xuan, Chen, Yi-Xue, Ma, Xu-Bo
2021-12-31 ChinaXiv: chinaxiv-202201.00015

Nuclear data are the cornerstones of reactor physics and shielding calculations. Recently, China released CENDL-3.2 in 2020, and the United States released ENDF/B-VIII.0 in 2018. Therefore, it is necessary to comprehensively evaluate the criticality computing performance of these newly released eval…

Application of homogenization techniques for inflow transport approximation on light water reactor analysis

Xiao, Xiang, Wang, Kan, Yang, Tong-Rui, Chen, Yi-Xue, Xiao, Xiang, Wang, Kan
2021-12-31 ChinaXiv: chinaxiv-202201.00014

The transport cross-section based on inflow transport approximation can significantly improve the accuracy of light water reactor (LWR) analysis, especially for the treatment of the anisotropic scattering effect. The previous inflow transport approximation is based on the moderator cross-section and…

Evaluation of neutron beam characteristics for D-BNCT01 facility

Chen, Jun-Yang, Tong, Jian-Fei, Hu, Zhi-Liang, Han, Xue-Fen, Tang, Bin, Yu, Qian, Zhang, Rui-Qiang, Zhao, Chong-Guang, Xu, Jun, Fu, Shi-Nian, Zhou, Bin, Liang, Tian-Jiao, Zhou, Bin, Liang, Tian-Jiao
2021-12-31 ChinaXiv: chinaxiv-202201.00012

An accelerator-based Boron Neutron Capture Therapy (AB-BNCT) experimental facility called D-BNCT01 has been recently completed and is currently able to generate a high-intensity neutron beam for BNCT related research. In this study, we perform several experiments involving water phantoms to validate…

High RF power tests of the first 1.3 GHz fundamental power coupler prototypes for the SHINE project

Ma, Zhen-Yu, Zhao, Shen-Jie, Liu, Xu-Ming, Yu, Yue-Chao, Jiang, Hong-Ru, Zheng, Xiang, Chang, Qiang, Zhang, Zi-Gang, Xu, Kai, Wang, Yan, Zhao, Yu-Bin, Hou, Hong-Tao, Ma, Zhen-Yu, Hou, Hong-Tao
2021-12-31 ChinaXiv: chinaxiv-202201.00029

The Shanghai High Repetition Rate XFEL and Extreme Light Facility (SHINE) project will use 600 1.3 GHz fundamental power couplers, which are modified based on TTF-III power couplers, for continuous wave operation with input power up to approximately 7 kW. The first batch of 20 sets of 1.3 GHz couple…