Liang Xu
Biographic Data
| ID | 3724780 |
|---|---|
| NAME | Liang Xu |
| GIVEN NAMES | Liang |
| FAMILY NAME | Xu |
| SIGNATURE | XU L |
| AFFILIATIONS | Jet Propulsion Laboratory |
| ORCID | 0009-0005-0008-0973 |
| VERIFIED | Yes |
| TOTAL WORKS | 60 |
| TOTAL CITATIONS | 10 |
| AUTHOR COUNT | 60 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 2003 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 2 |
Dynamic Changes in Cognitive Processes Among Online Fraud Victims in China
Grounded in theories of deception and victim cognition, this study examines how victims’ language reflects the dynamic evolution of cognitive processes during online fraud. Using large-scale text analysis, we analyzed self-reported accounts from 1,217 victims on Chinese social media and quantified seven LIWC-based cognitive-semantic dimensions (Insight, Causation, Differentiation, Discrepancy, Tentative, Certainty, and first-person singular prono…
A Diffusion Model and Few-Shot Learning Framework for EEG Abnormality Classification and Cerebral Infarction Assessment
Deep learning has shown great potential in assisting medical experts in diagnosing cerebral infarction through electroencephalogram (EEG) analysis. Classifying EEG abnormality levels is a critical component of this process. However, the inherent complexity of raw EEG signals makes reliable feature extraction challenging, while the scarcity of severe cases leads to substantial class imbalance. The limited size of available datasets further exacerb…
Facilitating student engagement and achievement with interactive H5P videos
Digital transformation of leading firms and Chinese cities’ participation in GVCs
While existing studies have primarily examined the firm-level drivers and outcomes of digital transformation, little attention has been paid to its regional implications for participation in global value chains (GVCs). Drawing on a large, multi-source matched dataset, this study investigates the influential mechanisms of digital transformation on local participation in GVCs across different regional contexts. It finds that digital transformation …
Unraveling the cycle of depression
Attachment and social emotion regulation strategies play crucial roles in social interactions and are associated with the maintenance and exacerbation of depressive symptoms. However, previous studies have relied on retrospective questionnaire surveys, which are susceptible to recall bias and limit the ability to capture dynamic interactions among depression, attachment, and social emotion regulation-particularly in psychiatric patients. Therefor…
How does Chinese traditional instrumental music convey emotions? The power of affective timbres
This study explores how timbral features shape perceived emotions in Chinese traditional instrumental music, offering insights into the interplay between music and culture. Using a dataset of 273 music excerpts annotated by 168 Chinese participants, we analyzed the relationships between 54 timbral features and perceived emotions, considering both the dimensional model of emotion (valence and arousal) and discrete emotions (anger, sadness, happine…
Diffusion Generation-Based Federated Learning for Non-IID Defect Recognition
Effective defect recognition is essential for improving quality and stability in smart manufacturing, often necessitating collaborative learning across multiple organizations. Federated learning (FL) is promising in this regard. However, FL struggles with client-drift problem in nonindependent and identically distributed (non-IID) data. To this end, this article introduces a novel federated learning with diffusion generation (FL-DiG), which tackl…
How social factors relate to arthritis risk in Chinese older adults
Background Arthritis prevalence is rising among older adults globally, including in China, where the aging population is increasing. Social factors, such as social networks, participation, and support, have been associated with inflammation response. However, limited research has explored how these factors affect arthritis in Chinese older adults. This study aimed to examine the association between social factors and arthritis risk using data fro…
The effects of Rosa damascene aromatherapy on mood and sleep
Preliminary study on the correlation between thyroid magnetic resonance parameters and radiation dose after radiotherapy for nasopharyngeal carcinoma
Background Hypothyroidism is a common sequela after radiotherapy for nasopharyngeal carcinoma (NPC). Magnetic resonance imaging (MRI) has gained prominence in thyroid imaging, leveraging its non-ionizing radiation, high spatial resolution, multiparameter and multidirectional imaging. Few previous studies have investigated the evaluation of radiation-induced thyroid injury by MRI. Methods MRI and radiotherapy data of 32 patients who were first dia…
Suicidal ideation recognition based on sentence completion test via coding- and topic-enhanced model
Generalist Versus Specialist CEOs and the Scope of Corporate Social Responsibility
Regional entrepreneurial spirit and global value chains participation in Chinese cities
Effects of Environmental Regulation and Intellectual Property Protection on Green Technological Innovation
Green technological innovation (GTI) is a key instrument of climate change alleviation. It raises the standard of environmental protection as well as economic prosperity. However, it is difficult to promote GTI only by government involvement due to its double positive externality. It’s also crucial to have the appropriate intellectual property rights. This article adds to the body of knowledge on intellectual property protection in relation to en…
The mediating roles of interpersonal sensitivity and rumination in the relationship between self-esteem and depression
This study examined the relationship between self-esteem, interpersonal sensitivity, rumination, and depression in psychiatric patients. Participants included 159 adults with major depressive disorder (MDD) or generalized anxiety disorder (GAD) (Age: M = 31.69, SD = 11.54; 70.4% Female). The study measured depression, self-esteem and interpersonal sensitivity at T1 and rumination and depression at T2 after 10 to 14 days. The study found that afte…
Degradation and deforestation increase the sensitivity of the Amazon Forest to climate extremes
About 40% of the Brazilian Amazon has been deforested or suffered changes in forest structure through degradation (selective logging, fires, and fragmentation). The impact of forest degradation on the forest’s sensitivity to climate extremes has not been fully explored because of a lack of data and the complex interplay of forest structure and climate drivers. Here, we combined forest structure data from 545 airborne lidar transects (375 ha each)…
Personalized nursing interventions based on risk factors for post-traumatic stress disorder following intracerebral hemorrhage
PTSD following ICH is strongly associated with specific neuroanatomical damage, limited education, impaired psychological resilience, and functional disability. Our biopsychosocial model-based personalized nursing protocol effectively enhances psychological resilience, daily functioning, and overall quality of life in this patient population
The impact of restricted community accessibility on needle and syringe sharing among drug users in Baise city
When individuals practice injecting drugs, the important factor in needle and syringe sharing among TDU groups is the restricted access to clean needles and syringes from the community. The community commercial channel for needles and syringes should serve as a public health resource, addressing access to clean needles and syringes for individuals and reducing the frequency of needle and syringe sharing among community-active TDU groups. Public h…
Trajectories of health status and their association with rheumatoid arthritis risk
The results suggest that tracking trajectories of depressive symptoms, physical activity, and multiple disease states may be a potential and feasible screening method for identifying those at risk for RA
Decoding genius
Chilling trust
Given its capacity to foster pro-social behavior and enhance subjective well-being, the investigation of determinants influencing generalized trust has assumed particular importance. While extensive prior research has delved into individual-level and social-level factors affecting generalized trust, the role of natural environmental factors has remained relatively unexplored. Since humans consistently experience and respond to ambient temperature…
Unveiling the Terrain of Fraud
Worldwide trends in underweight and obesity from 1990 to 2022
BACKGROUND: Underweight and obesity are associated with adverse health outcomes throughout the life course. We estimated the individual and combined prevalence of underweight or thinness and obesity, and their changes, from 1990 to 2022 for adults and school-aged children and adolescents in 200 countries and territories. METHODS: ). For school-aged children and adolescents, we report thinness (BMI 2 SD above the median). FINDINGS: From 1990 to 20…
Community Awareness Personalized Federated Learning for Defect Detection
Multiple organizations in social manufacturing can collaborate on high-quality product defect detection with social networks. Federated learning (FL) is an emerging paradigm where multiple clients can collaboratively train a defect detection model in a privacy-preserving manner. A prevalent issue in FL, concept drift, is discussed in this article. Feature representations of the same label may vary at different clients which affects the performanc…
Knowledge Graph-Based Reinforcement Federated Learning for Chinese Question and Answering
Knowledge question and answering (Q&A) is widely used. However, most existing semantic parsing methods in Q&A usually use cascading, which can incur error accumulation. In addition, using only one institution’s Q&A data definitely will limit the Q&A performance, while data privacy prevents sharing between institutions. This article proposes a knowledge graph-based reinforcement federated learning (KGRFL)-based Q&A approach to address these challe…
Personality differences between children and adults over the past two centuries
Chinese Investment and the Rise of “Made in Africa” Fashion Production
This article examines the rise of Chinese fashion manufacturing across Africa. By tracing the history of Chinese involvement in Africa's fashion production and reviewing a case study of Chinese garment firms in Newcastle, South Africa, this article attempts to understand the implications of Chinese-funded fashion production in Africa. I argue that the move of fashion production from China to Africa represents a new phase in the migration of globa…
The comforts of home
Since the turn of the millennium, the rapid development of China-Africa relations has facilitated large-scale migration between African countries and China. By reviewing the complex history of Chinese migration in South Africa – the most popular destination for Chinese migrating to the continent, this article highlights the changing and evolving forms of family among Chinese migrants in Africa. This article utilizes data from historical documents…
Factory, family, and industrial frontier
This paper examines ethnic Chinese garment production and Zulu women workers in Newcastle, South Africa - a former border town between white South Africa and the black KwaZulu homeland. The established scholarship, while providing useful explanations for the arrival of ethnic Chinese clothing factories and offering valid critiques of South Africa's industrial policies, pays little attention either to Chinese business practices or their long-term …
Unveiling the Terrain of Fraud
The dynamic emotional experience of online fraud victims during the process of being defrauded
Case-Deletion Diagnostics for Factor Analysis Models With Continuous and Ordinal Categorical Data
This article proposes a method to detect influential observations in a factor analysis model with continuous and ordinal categorical variables. The key ideas are to treat the latent factors as hypothetical missing data and then develop the diagnostic measures on the basis of the conditional expectation of the complete-data log-likelihood function in the EM algorithm. A one-step approximation is proposed to reduce the computational burden. Buildin…
Recent change of vegetation growth trend in China
Using satellite-derived normalized difference vegetation index (NDVI) data, several previous studies have indicated that vegetation growth significantly increased in most areas of China during the period 1982–99. In this letter, we extended the study period to 2010. We found that at the national scale the growing season (April–October) NDVI significantly increased by 0.0007 yr −1 from 1982 to 2010, but the increasing trend in NDVI over the last d…
Satellite observation of tropical forest seasonality
Determining the seasonality of terrestrial carbon exchange with the atmosphere remains a challenge in tropical forests because of the heterogeneity of ecosystem and climate. The magnitude and spatial variability of this flux are unknown, particularly in Amazonia where empirical upscaling approaches from spatially sparse in situ measurements and simulations from process-based models have been challenged in recent scientific literature. Here, we us…
Sunlight mediated seasonality in canopy structure and photosynthetic activity of Amazonian rainforests
Resolving the debate surrounding the nature and controls of seasonal variation in the structure and metabolism of Amazonian rainforests is critical to understanding their response to climate change. In situ studies have observed higher photosynthetic and evapotranspiration rates, increased litterfall and leaf flushing during the Sunlight-rich dry season. Satellite data also indicated higher greenness level, a proven surrogate of photosynthetic ca…
The impact of state anxiety on fear generalization
Contamination and Risk Assessment of Heavy Metals in Lake Bed Sediment of a Large Lake Scenic Area in China
The exposure of heavy metals to lake bed sediment of scenic areas may pose risks on aquatic ecosystems and human health, however very few studies on risk assessment have been reported for scenic areas. Accordingly, this study determined concentration levels, and assessed contamination characteristics and risks, of heavy metals in lake bed sediment of National Scenic Areas Songhuahu (NSAS) in China. The concentrations of Zn, Cr, Pb, Ni, and Cu wer…
Worldwide trends in body-mass index, underweight, overweight, and obesity from 1975 to 2016
BACKGROUND: Underweight, overweight, and obesity in childhood and adolescence are associated with adverse health consequences throughout the life-course. Our aim was to estimate worldwide trends in mean body-mass index (BMI) and a comprehensive set of BMI categories that cover underweight to obesity in children and adolescents, and to compare trends with those of adults. METHODS: We pooled 2416 population-based studies with measurements of height…
The inhibitive effect of positive emotions on fear generalization
摘要
Carbon storage potential in degraded forests of Kalimantan, Indonesia
The forests of Kalimantan are under severe pressure from extensive land use activities dominated by logging, palm oil plantations, and peatland fires. To implement the forest moratorium for mitigating greenhouse gas emissions, Indonesia's government requires information on the carbon stored in forests, including intact, degraded, secondary, and peat swamp forests. We developed a hybrid approach of producing a wall-to-wall map of the aboveground b…
Rising rural body-mass index is the main driver of the global obesity epidemic in adults
Body-mass index (BMI) has increased steadily in most countries in parallel with a rise in the proportion of the population who live in cities 1,2 . This has led to a widely reported view that urbanization is one of the most important drivers of the global rise in obesity 3–6 . Here we use 2,009 population-based studies, with measurements of height and weight in more than 112 million adults, to report national, regional and global trends in mean B…
A Study on Noise Reduction of Gear Pumps of Wheel Loaders Based on the ICA Model
In order to reduce the noise level of wheel loaders caused by gear pumps and realize environmentally sustainable development, the noise generation mechanism of a gear pump was studied, and the influence of flow pulsation and gear impact on noise was analyzed. In order to reduce the interference of other noise sources on the noise level of the gear pump, a noise test rig was established. The mixed noise signals obtained from the rig test were sepa…
Factory, family, and industrial frontier
This paper examines ethnic Chinese garment production and Zulu women workers in Newcastle, South Africa - a former border town between white South Africa and the black KwaZulu homeland. The established scholarship, while providing useful explanations for the arrival of ethnic Chinese clothing factories and offering valid critiques of South Africa's industrial policies, pays little attention either to Chinese business practices or their long-term …
Mapping carbon accumulation potential from global natural forest regrowth
Height and body-mass index trajectories of school-aged children and adolescents from 1985 to 2019 in 200 countries and territories
BACKGROUND: Comparable global data on health and nutrition of school-aged children and adolescents are scarce. We aimed to estimate age trajectories and time trends in mean height and mean body-mass index (BMI), which measures weight gain beyond what is expected from height gain, for school-aged children and adolescents. METHODS: For this pooled analysis, we used a database of cardiometabolic risk factors collated by the Non-Communicable Disease …
The Prevalence and Correlates of Suicidality in a Sample of Adolescents in Guangdong, China
Background: Suicidality is a public health concern among Chinese adolescents. This study aimed to examine the prevalence and correlates of suicidal ideation and suicide attempts in a large sample of Chinese adolescents. Methods: A total of 30,644 Chinese students (56.7% male; Mage = 14.14 years) completed the questionnaires, and a multinomial logistic regression was conducted to analyze the data. Results: About 17.0% of the participants reported …
The comforts of home
Since the turn of the millennium, the rapid development of China-Africa relations has facilitated large-scale migration between African countries and China. By reviewing the complex history of Chinese migration in South Africa – the most popular destination for Chinese migrating to the continent, this article highlights the changing and evolving forms of family among Chinese migrants in Africa. This article utilizes data from historical documents…
Worldwide trends in hypertension prevalence and progress in treatment and control from 1990 to 2019
BACKGROUND: Hypertension can be detected at the primary health-care level and low-cost treatments can effectively control hypertension. We aimed to measure the prevalence of hypertension and progress in its detection, treatment, and control from 1990 to 2019 for 200 countries and territories. METHODS: We used data from 1990 to 2019 on people aged 30-79 years from population-representative studies with measurement of blood pressure and data on blo…
Effects of individual factors on perceived emotion and felt emotion of music
Music emotion information is widely used in music information retrieval, music recommendation, music therapy, and so forth. In the field of music emotion recognition (MER), computer scientists extract musical features to identify musical emotions, but this method ignores listeners’ individual differences. Applying machine learning methods, this study formed relations among audio features, individual factors, and music emotions. We used audio feat…
Detecting vulnerability of humid tropical forests to multiple stressors
Chinese Investment and the Rise of “Made in Africa” Fashion Production
This article examines the rise of Chinese fashion manufacturing across Africa. By tracing the history of Chinese involvement in Africa's fashion production and reviewing a case study of Chinese garment firms in Newcastle, South Africa, this article attempts to understand the implications of Chinese-funded fashion production in Africa. I argue that the move of fashion production from China to Africa represents a new phase in the migration of globa…
Analysis of the Effect of Human-Machine Co-Driving Vehicle on Pedestrian Crossing Speed at Uncontrolled Mid-Block Road Sections
The current study investigates the effects of speed and time headway of human-machine co-driving vehicles on pedestrian crossing speed at uncontrolled mid-block road sections. A VR-based simulation study is conducted to study pedestrian crossing behaviour when facing human-machine co-driving vehicles. A total of 30 college students are recruited, and each participant is required to complete 5 street-crossing simulator trials facing human-machine …
Mechanisms of Xiong-Pi-Fang in treating coronary heart disease associated with depression
Epidemiological characteristics and risk factors of multidrug-resistant tuberculosis in Luoyang, China
Objective We aimed to examine the prevalence of multidrug-resistant tuberculosis (MDR-TB) in Luoyang, China, identify related risk factors, inform clinical practices, and establish standardized anti-tubercular treatment regimens. Methods We conducted a retrospective analysis of high-resolution melting curve (HRM) data from 17,773 cases (2,748 of which were positive) between June 2019 and May 2022 to assess the prevalence of MDR-TB and to identify…
A Deep Transfer Learning Toponym Extraction and Geospatial Clustering Framework for Investigating Scenic Spots as Cognitive Regions
In recent years, the Chinese tourism industry has developed rapidly, leading to significant changes in the relationship between people and space patterns in scenic regions. To attract more tourists, the surrounding environment of a scenic region is usually well developed, attracting a large number of human activities, which creates a cognitive range for the scenic region. From the perspective of tourism, tourists’ perceptions of the region in whi…
Spatiotemporal Conflict Analysis and Prediction of Long Time Series Land Cover Changes in the Black Soil Region of Northeast China Using Remote Sensing and GIS
Using remote sensing and GIS techniques to monitor long time series land cover changes is of great significance to understanding the impact of human activities on spatiotemporal conflicts and changes in cropland and forest ecosystems in the black soil region of Northeast China. Spatial analysis and dynamic degree were used to analyze the evolutionary process and spatiotemporal association of land cover from 1990 to 2020; the transfer matrix was u…
Computer Science (18 works) · Psychology (17 works) · Geography (15 works) · Medicine (14 works) · Biology (10 works) · Ecology (10 works) · Environmental Science (10 works) · Mathematics (10 works) · China (9 works) · Social Psychology (9 works)