Xiaofeng Li
Datos Biográficos
| ID | 3894019 |
|---|---|
| NOMBRE | Xiaofeng Li |
| NOMBRES | Xiaofeng |
| APELLIDO | Li |
| FIRMA | LI X |
| AFILIACIONES | Tsinghua University |
| ORCID | 0000-0002-0490-1717 |
| VERIFICADO | Sí |
| TOTAL DE OBRAS | 42 |
| TOTAL DE CITAS | 14 |
| TOTAL COMO AUTOR | 42 |
| TOTAL COMO EDITOR | 0 |
| PRIMER AÑO DE PUBLICACIÓN | 2006 |
| AÑO MÁS RECIENTE DE PUBLICACIÓN | 2026 |
| ÍNDICE H | 2 |
An Optimization Method for the Land-Use Index in a Site Area
The land-use layout in the core area of a station under the transit-oriented development (TOD) model plays a crucial role in shaping urban development. Although many rail transit stations have been constructed, most do not exhibit the intensive, economical, efficient, and orderly land-use characteristics typical of TOD stations. The traditional backpropagation (BP) neural network model offers significant advantages in addressing the nonlinear asp…
Progresses in ethnopharmacological use, phytochemistry, pharmacology, clinical application, pharmacokinetics, quality control and safety of Sappan Lignum (Sumu)
Modified Banxia Xiexin Decoction promotes mitochondrial fission in colon cancer cells by inhibiting the CHD6–TMEM65 axis
Religious Symbol in Cross-Cultural Transmission
This study examines the divergent trajectories of two foreign religious traditions introduced to China: Nestorianism and Buddhism. While Buddhism flourished and became deeply integrated into Chinese culture, Nestorianism ultimately waned. Adopting Clifford Geertz’s conception of “religion as a system of symbols,” and integrating insights from Charles S. Peirce’s semiotics and Victor Turner’s ritual anthropology, this research focuses on the core …
The impact of life events on health-related quality of life in rural older adults
Background: Global aging is one of the most significant social trends of the 21st century. Health-Related Quality of Life (HRQoL) is an important indicator not only for evaluating the effectiveness of medical interventions, public health policies, and disease management, but also for enhancing the health of the older adult. This study aimed to explore the mechanisms through which life events and social support affect the HRQoL of rural older adul…
Influence of number of sensors on source term estimation performance in complex urban neighborhood
Lactiplantibacillus plantarum fermentation enhances the antidepressant effects of Hemerocallis citrina Baroni in chronic restraint stress mice
Integrative multi-Omics and network pharmacology reveal angiogenesis promotion by Quan-Du-Zhong Capsule via Vegfa/PI3K-Akt pathway
Systematic pharmacology and experimental validation to elucidate the inflammation-associated mechanism of Huanglian Wendan (HLWD) decoction in the treatment of MAFLD associated with atherosclerosis
China’s Green Industrial Policy and World Trade Law
This article seeks to unpack China’s green industrial policy and explore its implications for world trade law. It argues that, first, central to China’s achievements in renewable energy is the role of state-level centralized green industrial policy. Second, China’s approach to renewable energy features a pragmatic attitude of subordinating climate commitment to economic development prerogatives. China’s pro-growth mentality has also shaped the in…
Leveraging connected-vehicle data to identify and analyze park service areas
Application of machine learning algorithms to identify people with low bone density
Background: Osteoporosis is becoming more common worldwide, imposing a substantial burden on individuals and society. The onset of osteoporosis is subtle, early detection is challenging, and population-wide screening is infeasible. Thus, there is a need to develop a method to identify those at high risk for osteoporosis. Objective: This study aimed to develop a machine learning algorithm to effectively identify people with low bone density, using…
Sex disparities of the effect of the Covid-19 pandemic on mortality among patients living with tuberculosis in the United States
Background: We aimed to determine the trend of TB-related deaths during the COVID-19 pandemic. Methods: TB-related mortality data of decedents aged ≥25 years from 2006 to 2021 were analyzed. Excess deaths were estimated by determining the difference between observed and projected mortality rates during the pandemic. Results: A total of 18,628 TB-related deaths were documented from 2006 to 2021. TB-related age-standardized mortality rates (ASMRs) …
Role preferences for ethnic autonomous region government in emergency management in China
A method for assessing the resilience of urban interdependent systems integrating physical damage and social loss
Evaluation of precipitation forecasting methods and an advanced lightweight model
Precipitation forecasting is crucial for warning systems and disaster management. This study focuses on deep learning-based methods and categorizes them into three categories: Recurrent Neural Network (RNN-RNN-RNN), Convolutional Neural Network (CNN-CNN-CNN), and CNN-RNN-CNN methods. Then, we conduct a comprehensive evaluation of typical methods in these three categories using the SEVIR precipitation dataset. The results show that RNN-RNN-RNN suf…
Tropical cyclone intensity forecasting using model knowledge guided deep learning model
This paper developed a deep learning (DL) model for forecasting tropical cyclone (TC) intensity in the Northwest Pacific. A dataset containing 20 533 synchronized and collocated samples was assembled, which included ERA5 reanalysis data as well as satellite infrared (IR) imagery, covering the period from 1979 to 2021. The u -, v - and w -components of wind, sea surface temperature, IR satellite imagery, and historical TC information were selected…
Knowledge, attitude, and practice toward weight management among diabetic patients in Qidong City, Jiangsu Province
Diabetic patients showed moderate knowledge, neutral attitudes, and inappropriate practices toward weight management. Knowledge was positively associated with attitude and practice. These findings provided valuable directions for healthcare interventions targeting improved KAP status of weight management among diabetic patients
Development of a risk estimation model for condomless sex among college students in Zhuhai, China
Intimate partner violence, anal sex, condom use at first sex, attitude towards condom use, and self-efficacy for condom use were associated with condomless sex among college students. The nomogram was an effective and convenient tool for calculating the individualized possibility of condomless sex among college students. It could help to identify individuals at risk and help universities and colleges to formulate appropriate individualized interv…
Exploring user engagement behavior with short-form video advertising on short-form video platforms
Purpose Short-form video advertisements have recently gained popularity and are widely used. However, creating attractive short video advertisements remains a challenge for sellers. Based on the visual-audio perspective and signaling theory, this study investigated the impacts of three visual features (number of shots, pixel-level image complexity and vertical versus horizontal formats) and two audio features (speech rate and average spectral cen…
Health status of the population in Naqu, Tibet and its latent class analysis
Background: Through a survey and analysis of the population's present state of health, it is possible to give data support for improving the health status of inhabitants in Naqu, Tibet. Additionally, it is possible to provide specific recommendations for the development of medical and healthcare facilities in Tibet. Methods: The health scores of the participants were based on their responses to the four main sections of the questionnaire: dietary…
Impact of inactivated vaccines on decrease of viral RNA levels in individuals with the Sars-CoV-2 Omicron (BA.2) variant
Background: SARS-CoV-2 Omicron (BA.2) has stronger infectivity and more vaccine breakthrough capability than previous variants. Few studies have examined the impact of inactivated vaccines on the decrease of viral RNA levels in individuals with the Omicron variant, based on individuals' continuous daily cycle threshold (Ct) values and associated medical information from the infection to hospital discharge on a large population. Methods: We extrac…
Prediction of spring agricultural drought using machine learning algorithms in the southern Songnen Plain, China
Winter climate conditions have a great effect on spring soil moisture (SM) in cold regions. The frequent occurrence of spring drought events in the Songnen Plain poses a significant threat to food security. In this study, we selected the random forest (RF) algorithm from three currently popular machine learning algorithms to predict the spatial pattern of average SM for the period of April 1–15 and April 16–30 with 1 km resolution in the dry crop…
“Just felt so convenient and warm by the non-profit help”. Optimizing HIV self-test secondary distribution among men who have sex with men in China
Secondary distribution of HIV self-test is promising to increase testing uptake while the facilitators and barriers of secondary distribution remain unclear. In-depth interviews were conducted with 22 MSM who had participated in secondary distribution of HIVST in southern China. Data were thematically analyzed to capture participants' motivations, procedures, and challenges when accessing and distributing self-tests. MSM in China are willing to d…
Adaptation of Rhizosphere Microbial Communities to Continuous Exposure to Multiple Residual Antibiotics in Vegetable Farms
The constant application of manure-based fertilizers in vegetable farms leads to antibiotic residue accumulation in soils, which has become a major stressor affecting agroecosystem stability. The present study investigated the adaptation profiles of rhizosphere microbial communities in different vegetable farms to multiple residual antibiotics. Multiple antibiotics, including trimethoprim, sulfonamides, quinolones, tetracyclines, macrolides, linc…
Financializing Chinese cities
Current enquiries into the transformation of cities from ‘growth’ to ‘debt machines’ are largely based on studies of selected European and American cities where municipal governments temporally repackaged and rescheduled current fiscal problems by selling off city futures. This study of a recent episode of housing speculation in urban China identifies a distinctive trajectory in which the state has reshuffled financial resources sectorally and sp…
Impacts of China's Rural Land Policy and Administration on Rural Economy and Grain Production
The distinctive changes in China's rural land policy and administration have exerted significant impacts on China's rural socioeconomic development and grain production, either positively or negatively. This article reviews the changes of China's rural land policy and administration in the recent 5 decades. After the land reform accomplished in 1952 and the people's commune system implemented during 1952-1978, China adopted a house responsibility…
Exploring user engagement behavior with short-form video advertising on short-form video platforms
Purpose Short-form video advertisements have recently gained popularity and are widely used. However, creating attractive short video advertisements remains a challenge for sellers. Based on the visual-audio perspective and signaling theory, this study investigated the impacts of three visual features (number of shots, pixel-level image complexity and vertical versus horizontal formats) and two audio features (speech rate and average spectral cen…
Impacts of China's Rural Land Policy and Administration on Rural Economy and Grain Production
The distinctive changes in China's rural land policy and administration have exerted significant impacts on China's rural socioeconomic development and grain production, either positively or negatively. This article reviews the changes of China's rural land policy and administration in the recent 5 decades. After the land reform accomplished in 1952 and the people's commune system implemented during 1952-1978, China adopted a house responsibility…
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Java Virtual Machine (JVM) education has become essential in training embedded software engineers as well as virtual machine researchers and practitioners. However, due to the lack of suitable instructional tools, it is difficult for students to obtain any kind of hands-on experience and to attain any deep understanding of JVM design. To address this issue, the authors designed the RHE, or Reduced Harmony for Education, a lightweight instructiona…
Subway simulation of CO 2 concentration during close mode operation
The impact of roadside trees on traffic released PM 10 in urban street canyon
Do socio-cultural factors influence college students’ self-rated health status and health-promoting lifestyles? A cross-sectional multicenter study in Dalian, China
Collectively, these findings provide a convincing body of evidence to support the role of socio-cultural factors as key determinants of the HPL and SRH of college students
Simulation study on air leakage of platform screen doors in subway stations
Financializing Chinese cities
Current enquiries into the transformation of cities from ‘growth’ to ‘debt machines’ are largely based on studies of selected European and American cities where municipal governments temporally repackaged and rescheduled current fiscal problems by selling off city futures. This study of a recent episode of housing speculation in urban China identifies a distinctive trajectory in which the state has reshuffled financial resources sectorally and sp…
Monitoring and analysis of subway tunnel thermal environment
Monetary incentives and peer referral in promoting digital network-based secondary distribution of HIV self-testing among men who have sex with men in China
The study was registered in the Chinese Clinical Trial Registry (ChiCTR1900025433) on 26, August 2019, http://www.chictr.org.cn/showproj.aspx?proj=42001. Prospectively registered
Ureltu's Ewenki narratives and the crisis of minority cultures in China
The author Ureltu has undergone a transformation from novelist to producer and disseminator of Ewenki historical culture, moving from fictional Ewenki stories of forty years ago to recent non-fictional Ewenki historical narratives. In the course of this transformation, he has provided a sample of Ewenki culture that, on the one hand, can break down misunderstandings of the culture and, on the other, can revitalise a recognition of Ewenki cultural…
Numerical analysis on the condenser inlet air temperature of train-mounted air conditioner when a train stops in subway station tunnel
Toward a definition of Essential Mountain Climate Variables
The numerous processes implicated in the rapid and profound climate-driven changes that are underway across the world's mountains must be well monitored, understood, and - as far as possible - accurately projected. However, not only are the available environmental data upon which such activities hinge often severely limited, but interdisciplinary consensus regarding which variables should be considered observation priorities also remains elusive.…
Medical Image Segmentation Algorithm for Three-Dimensional Multimodal Using Deep Reinforcement Learning and Big Data Analytics
To avoid the problems of relative overlap and low signal-to-noise ratio (SNR) of segmented three-dimensional (3D) multimodal medical images, which limit the effect of medical image diagnosis, a 3D multimodal medical image segmentation algorithm using reinforcement learning and big data analytics is proposed. Bayesian maximum a posteriori estimation method and improved wavelet threshold function are used to design wavelet shrinkage algorithm to re…
A review of model-based scenario analysis of poverty for informing sustainability
Ecological Responses of Maize Rhizosphere to Antibiotics Entering the Agricultural System in an Area with High Arsenicals Geological Background
Metal(loid)s can promote the spread and enrichment of antibiotic resistance in the environmental ecosystem through a co-selection effect. Little is known about the ecological effects of entering antibiotics into the environment with long-term metal(loid)s' resistance profiles. Here, cow manure containing oxytetracycline (OTC) or sulfadiazine (SA) at four concentrations (0 (as control), 1, 10, and 100 mg/kg) was loaded to a maize cropping system i…
Epidemiological analysis of varicella in Dalian from 2009 to 2019 and application of three kinds of model in prediction prevalence of varicella
Varicella data had its unique development characteristics. The accuracy of GM (1,1)-Markov model is higher than GM(1.1) model and Markov model. The model can be used for prediction and decision guidance
Mechanisms of Xiong-Pi-Fang in treating coronary heart disease associated with depression
Health status of the population in Naqu, Tibet and its latent class analysis
Background: Through a survey and analysis of the population's present state of health, it is possible to give data support for improving the health status of inhabitants in Naqu, Tibet. Additionally, it is possible to provide specific recommendations for the development of medical and healthcare facilities in Tibet. Methods: The health scores of the participants were based on their responses to the four main sections of the questionnaire: dietary…
Impact of inactivated vaccines on decrease of viral RNA levels in individuals with the Sars-CoV-2 Omicron (BA.2) variant
Background: SARS-CoV-2 Omicron (BA.2) has stronger infectivity and more vaccine breakthrough capability than previous variants. Few studies have examined the impact of inactivated vaccines on the decrease of viral RNA levels in individuals with the Omicron variant, based on individuals' continuous daily cycle threshold (Ct) values and associated medical information from the infection to hospital discharge on a large population. Methods: We extrac…
Prediction of spring agricultural drought using machine learning algorithms in the southern Songnen Plain, China
Winter climate conditions have a great effect on spring soil moisture (SM) in cold regions. The frequent occurrence of spring drought events in the Songnen Plain poses a significant threat to food security. In this study, we selected the random forest (RF) algorithm from three currently popular machine learning algorithms to predict the spatial pattern of average SM for the period of April 1–15 and April 16–30 with 1 km resolution in the dry crop…
“Just felt so convenient and warm by the non-profit help”. Optimizing HIV self-test secondary distribution among men who have sex with men in China
Secondary distribution of HIV self-test is promising to increase testing uptake while the facilitators and barriers of secondary distribution remain unclear. In-depth interviews were conducted with 22 MSM who had participated in secondary distribution of HIVST in southern China. Data were thematically analyzed to capture participants' motivations, procedures, and challenges when accessing and distributing self-tests. MSM in China are willing to d…
Adaptation of Rhizosphere Microbial Communities to Continuous Exposure to Multiple Residual Antibiotics in Vegetable Farms
The constant application of manure-based fertilizers in vegetable farms leads to antibiotic residue accumulation in soils, which has become a major stressor affecting agroecosystem stability. The present study investigated the adaptation profiles of rhizosphere microbial communities in different vegetable farms to multiple residual antibiotics. Multiple antibiotics, including trimethoprim, sulfonamides, quinolones, tetracyclines, macrolides, linc…
Application of machine learning algorithms to identify people with low bone density
Background: Osteoporosis is becoming more common worldwide, imposing a substantial burden on individuals and society. The onset of osteoporosis is subtle, early detection is challenging, and population-wide screening is infeasible. Thus, there is a need to develop a method to identify those at high risk for osteoporosis. Objective: This study aimed to develop a machine learning algorithm to effectively identify people with low bone density, using…
Sex disparities of the effect of the Covid-19 pandemic on mortality among patients living with tuberculosis in the United States
Background: We aimed to determine the trend of TB-related deaths during the COVID-19 pandemic. Methods: TB-related mortality data of decedents aged ≥25 years from 2006 to 2021 were analyzed. Excess deaths were estimated by determining the difference between observed and projected mortality rates during the pandemic. Results: A total of 18,628 TB-related deaths were documented from 2006 to 2021. TB-related age-standardized mortality rates (ASMRs) …
Role preferences for ethnic autonomous region government in emergency management in China
Medicine (15 obras) · China (10 obras) · Computer Science (10 obras) · Geography (9 obras) · Environmental Science (8 obras) · Engineering (7 obras) · Meteorology (7 obras) · Biology (6 obras) · Internal Medicine (6 obras) · Artificial Intelligence (5 obras)