Search Results

Sequential estimation of censored quantile regression models,
Songnian Chen, in Journal of Econometrics (2018)
Keywords: Quantile regression; Instrumental variable; Censoring;

Two-step estimation of censored quantile regression for duration models with time-varying regressors,
Songnian Chen, in Journal of Econometrics (2023)
Keywords: Quantile regression; Censoring; Time-varying regressors; Duration analysis;

Root-N-consistent estimation of fixed-effect panel data transformation models with censoring,
Songnian Chen, in Journal of Econometrics (2010)
Keywords: Root-N-consistent estimation Panel data transformation models Fixed effects Censoring

Efficient estimation of binary choice models under symmetry,
Songnian Chen, in Journal of Econometrics (2000)

Non-Parametric Identification and Estimation of Truncated Regression Models,
Songnian Chen, in The Review of Economic Studies (2010)

SEMIPARAMETRIC ESTIMATION OF A PARTIALLY LINEAR CENSORED REGRESSION MODEL,
Songnian Chen and Shakeeb Khan, in Econometric Theory (2001)

SEMIPARAMETRIC ESTIMATION OF NONSTATIONARY CENSORED PANEL DATA MODELS WITH TIME VARYING FACTOR LOADS,
Songnian Chen and Shakeeb Khan, in Econometric Theory (2008)

Group-Heterogeneous Changes-in-Changes and Distributional Synthetic Controls,
Songnian Chen and Junlong Feng, from arXiv.org (2023)

Estimating a generalized correlation coefficient for a generalized bivariate probit model,
Songnian Chen and Yahong Zhou, in Journal of Econometrics (2007)

Estimating censored regression models in the presence of nonparametric multiplicative heteroskedasticity,
Songnian Chen and Shakeeb Khan, in Journal of Econometrics (2000)

Semiparametric estimation of a bivariate Tobit model,
Songnian Chen and Xianbo Zhou, in Journal of Econometrics (2011)

Semiparametric estimation of a truncated regression model,
Songnian Chen and Xianbo Zhou, in Journal of Econometrics (2012)

Semiparametric estimation of a censored regression model with endogeneity,
Songnian Chen and Qian Wang, in Journal of Econometrics (2020)
Keywords: Censored regression; Endogeneity; Semiparametric estimation;

n-prediction of generalized heteroscedastic transformation regression models,
Songnian Chen and Hanghui Zhang, in Journal of Econometrics (2020)
Keywords: Generalized transformation regression model; Heteroscedasticity; n-prediction;

Quantile regression with censoring and sample selection,
Songnian Chen and Qian Wang, in Journal of Econometrics (2023)
Keywords: Quantile regression; Selection; Censoring;

SEMIPARAMETRIC ESTIMATION OF A HETEROSKEDASTIC SAMPLE SELECTION MODEL,
Songnian Chen and Shakeeb Khan, in Econometric Theory (2003)

A Simple Matching Method for Estimating Sample Selection Models Using Experimental Data,
Songnian Chen and Yahong Zhou, in Annals of Economics and Finance (2005)
Keywords: Matching method, Experimental data

Semiparametric and nonparametric estimation of sample selection models under symmetry,
Songnian Chen and Yahong Zhou, in Journal of Econometrics (2010)
Keywords: Sample selection models Symmetry distribution Heteroscedasticity

Rates of convergence for estimating regression coefficients in heteroskedastic discrete response models,
Songnian Chen and Shakeeb Khan, in Journal of Econometrics (2003)

Moment estimation for censored quantile regression,
Qian Wang and Songnian Chen, in Econometric Reviews (2021)

Partial Identification and Estimation of Semiparametric Ordered Response Models with Interval Regressor Data,
Xi Wang and Songnian Chen, in Oxford Bulletin of Economics and Statistics (2022)

Semiparametric estimation of generalized transformation panel data models with nonstationary error,
Xi Wang and Songnian Chen, in The Econometrics Journal (2020)
Keywords: Generalized transformation model, fixed effects, non-stationarity

Binary quantile regression with local polynomial smoothing,
Songnian Chen and Hanghui Zhang, in Journal of Econometrics (2015)
Keywords: Binary quantile regression; Smoothed maximum score estimator; Local polynomial smoothing;

Semiparametric estimation of panel data models without monotonicity or separability,
Songnian Chen and Xi Wang, in Journal of Econometrics (2018)
Keywords: Panel data; Fixed effects; Nonseparable models;

Annals Journal of Econometrics: Nonlinear and Nonparametric Methods in Econometrics,
Songnian Chen and Qi Li, in Journal of Econometrics (2010)

Exclusion Restrictions in Dynamic Binary Choice Panel Data Models: Comment on “Semiparametric Binary Choice Panel Data Models Without Strictly Exogenous Regressors”,
Songnian Chen, Shakeeb Khan and Xun Tang, in Econometrica (2019)

Endogeneity in Weakly Separable Models without Monotonicity,
Songnian Chen, Shakeeb Khan and Xun Tang, from arXiv.org (2022)

Identification and Estimation of Weakly Separable Models Without Monotonicity,
Songnian Chen, Shakeeb Khan and Xun Tang, from arXiv.org (2020)

NONPARAMETRIC ESTIMATION OF GENERALIZED TRANSFORMATION MODELS WITH FIXED EFFECTS,
Songnian Chen, Xun Lu and Xi Wang, in Econometric Theory (2023)

Nonparametric identification and estimation of sample selection models under symmetry,
Songnian Chen, Yahong Zhou and Yuanyuan Ji, in Journal of Econometrics (2018)
Keywords: Sample selection; Nonparametric estimation; Symmetry;

EFFICIENT SEMIPARAMETRIC SCORING ESTIMATION OF SAMPLE SELECTION MODELS,
Songnian Chen and Lung-Fei Lee, in Econometric Theory (1998)

Endogeneity in weakly separable models without monotonicity,
Songnian Chen, Shakeeb Khan and Xun Tang, in Journal of Econometrics (2024)
Keywords: Weak Separability; Treatment Effects; Monotonicity; Endogeneity;

Simple resampling methods for censored regression quantiles,
Yannis Bilias, Songnian Chen and Zhiliang Ying, in Journal of Econometrics (2000)

MEASUREMENT ERRORS AND CENSORED STRUCTURAL LATENT VARIABLES MODELS,
Songnian Chen, Cheng Hsiao and Liqun Wang, in Econometric Theory (2012)

Informational content of special regressors in heteroskedastic binary response models,
Songnian Chen, Shakeeb Khan and Xun Tang, in Journal of Econometrics (2016)
Keywords: Binary response; Heteroskedasticity; Identification; Information; Median independence; Conditional symmetry;

Open access to Earth land-cover map,
Chen Jun, Yifang Ban and Songnian Li, in Nature (2014)

Nonparametric Identification and Estimation of a Censored Location-Scale Regression Model,
Songnian Chen, Gordon Dahl and Shakeeb Khan, in Journal of the American Statistical Association (2005)

Natural resource rent, green finance, and CO2 emissions from the industrial sector,
Henian Zhu, Mengya Chen and Songnian Zhao, in Resources Policy (2024)
Keywords: Natural resource rent; Green finance; Sustainable economic development; Carbon dioxide by industry sector; OECD; Fossil fuels consumption rent;

Dummy Endogenous Variables in Weakly Separable Multiple Index Models without Monotonicity,
Songnian Chen, Shakeeb Khan and Xun Tang, from Boston College Department of Economics (2020)
Keywords: Weak Separability, Treatment Effects, Monotonicity, Endogeneity

Exclusion Restrictions in Dynamic Binary Choice Panel Data Models,
Songnian Chen, Shakeeb Khan and Xun Tang, from Boston College Department of Economics (2018)
Keywords: Panel Data, Dynamic Binary Choice, Exclusion Restriction

Informational Content of Special Regressors in Heteroskedastic Binary Response Models,
Songnian Chen, Shakeeb Khan and Xun Tang, from Penn Institute for Economic Research, Department of Economics, University of Pennsylvania (2013)
Keywords: Binary regression, heteroskedasticity., identification, information, median independence, conditional symmetry

NONPARAMETRIC IDENTIFICATION AND ESTIMATION OF TRUNCATED REGRESSION MODELS WITH HETEROSKEDASTICITY,
Songnian Chen, Xun Lu, Xianbo Zhou and Yahong Zhou, in Econometric Theory (2018)

Root- Consistent Estimation of a Panel Data Binary Response Model With Unknown Correlated Random Effects,
Songnian Chen, Jichun Si, Hanghui Zhang and Yahong Zhou, in Journal of Business & Economic Statistics (2017)

A new zoonotic visceral leishmaniasis dynamic transmission model with age-structure,
Kaiming Bi, Yuyang Chen, Songnian Zhao, David Ben-Arieh and (John) Wu, Chih-Hang, in Chaos, Solitons & Fractals (2020)
Keywords: Zoonotic visceral leishmaniasis; Dynamic transmission; Age structure; Partial differential equation; Epidemic;

Modeling individual fear factor with optimal control in a disease-dynamic system,
Yuyang Chen, Kaiming Bi, Songnian Zhao, David Ben-Arieh and Chih-Hang John Wu, in Chaos, Solitons & Fractals (2017)
Keywords: Individual fear factor; Disease dynamic; Behavior change; Stability analysis; Optimal control;

Energy efficiency trade-offs drive nucleotide usage in transcribed regions,
Wei-Hua Chen, Guanting Lu, Peer Bork, Songnian Hu and Martin J. Lercher, in Nature Communications (2016)

A Modified Mann Iteration by Boundary Point Method for Finding Minimum-Norm Fixed Point of Nonexpansive Mappings,
Songnian He and Wenlong Zhu, in Abstract and Applied Analysis (2013)

Iterative Algorithms for Variational Inequalities Governed by Boundedly Lipschitzian and Strongly Monotone Operators,
Caiping Yang and Songnian He, in Journal of Applied Mathematics (2015)

Strong Convergence Theorems for the Split Common Fixed Point Problem for Countable Family of Nonexpansive Operators,
Cuijie Zhang and Songnian He, in Journal of Applied Mathematics (2012)

A Note on Approximating Curve with 1-Norm Regularization Method for the Split Feasibility Problem,
Songnian He and Wenlong Zhu, in Journal of Applied Mathematics (2012)

Strong Convergence of the Viscosity Approximation Process for the Split Common Fixed-Point Problem of Quasi-Nonexpansive Mappings,
Jing Zhao and Songnian He, in Journal of Applied Mathematics (2012)

Solving the Variational Inequality Problem Defined on Intersection of Finite Level Sets,
Songnian He and Caiping Yang, in Abstract and Applied Analysis (2013)

Iterative Algorithm for Common Fixed Points of Infinite Family of Nonexpansive Mappings in Banach Spaces,
Songnian He and Jun Guo, in Journal of Applied Mathematics (2012)

Sequencing of Chinese castor lines reveals genetic signatures of selection and yield-associated loci,
Wei Fan, Jianjun Lu, Cheng Pan, Meilian Tan, Qiang Lin, Wanfei Liu, Donghai Li, Lijun Wang, Lianlian Hu, Lei Wang, Chen Chen, Aimin Wu, Xinxin Yu, Jue Ruan, Jun Yu, Songnian Hu, Xingchu Yan, Shiyou Lü and Peng Cui, in Nature Communications (2019)

On Two Projection Algorithms for the Multiple-Sets Split Feasibility Problem,
Qiao-Li Dong and Songnian He, in Journal of Applied Mathematics (2013)

A Review of Spatial Mismatch Research: Empirical Debate, Theoretical Evolution and Connotation Expansion,
Liping Wang, Cifang Wu and Songnian Zhao, in Land (2022)
Keywords: spatial mismatch; empirical debates; theoretical evolution; connotation expansion

Note on Studying Change Point of LRD Traffic Based on Li's Detection of DDoS Flood Attacking,
Zhengmin Xia, Songnian Lu and Junhua Tang, in Mathematical Problems in Engineering (2010)

The Combination Projection Method for Solving Convex Feasibility Problems,
Songnian He and Qiao-Li Dong, in Mathematics (2018)
Keywords: convex feasibility problem; projection operator; combination projection method; hilbert space

Short-Term Forecasting of Land Use Change Using Recurrent Neural Network Models,
Cong Cao, Suzana Dragićević and Songnian Li, in Sustainability (2019)
Keywords: recurrent neural networks; long-short term memory; land use change; spatio-temporal modeling; deep learning; and short-term forecasting

Uniqueness of supporting hyperplanes and an alternative to solutions of variational inequalities,
Songnian He and Hong-Kun Xu, in Journal of Global Optimization (2013)
Keywords: Supporting hyperplane, Uniqueness, Variational inequality, Alternative, Hilbert space, 47J20, 49J20, 90C25,

Residential segregation, built environment and commuting outcomes: Experience from contemporary China,
Pengyu Zhu, Songnian Zhao and Yanpeng Jiang, in Transport Policy (2022)
Keywords: Residential segregation; Built environment; Migrant workers; Travel behavior; Commute; Urban village;

An Efficient and Robust Self-Storage P2P Reputation System,
Liming Hao, Songnian Lu, Junhua Tang and Shutang Yang, in International Journal of Distributed Sensor Networks (2009)
Keywords: Peer-to-Peer (P2P); Reputation system; Self-storage; Whitewashing attack; Sybil attack

Forest fire spread simulating model using cellular automaton with extreme learning machine,
Zhong Zheng, Wei Huang, Songnian Li and Yongnian Zeng, in Ecological Modelling (2017)
Keywords: Cellular automaton; Machine learning; Forest fire; Simulation;

Modeling infection spread and behavioral change using spatial games,
Songnian Zhao, John Wu and David Ben-Arieh, in Health Systems (2015)

Spectral Estimation Model Construction of Heavy Metals in Mining Reclamation Areas,
Jihong Dong, Wenting Dai, Jiren Xu and Songnian Li, in IJERPH (2016)
Keywords: mining area; reclamation soil; heavy metal; spectrum; estimation model

Online monitoring of local taxi travel momentum and congestion effects using projections of taxi GPS-based vector fields,
Xintao Liu, Joseph Y. J. Chow and Songnian Li, in Journal of Geographical Systems (2018)
Keywords: GIS, Vector kernel density, Spatial analysis, Travel pattern, Beijing, Taxi data

Geospatial Dashboards for Monitoring Smart City Performance,
Changfeng Jing, Mingyi Du, Songnian Li and Siyuan Liu, in Sustainability (2019)
Keywords: geospatial; dashboard; smart cities; indicator; visualization

General splitting methods with linearization for the split feasibility problem,
Qiao-Li Dong, Songnian He and Michael Th. Rassias, in Journal of Global Optimization (2021)
Keywords: Split feasibility problem, The general splitting method with linearization, Relaxed splitting method with linearization, CQ algorithm, Linear convergence

Functionally selective signaling and broad metabolic benefits by novel insulin receptor partial agonists,
Margaret Wu, Ester Carballo-Jane, Haihong Zhou, Peter Zafian, Ge Dai, Mindy Liu, Julie Lao, Terri Kelly, Dan Shao, Judith Gorski, Dmitri Pissarnitski, Ahmet Kekec, Ying Chen, Stephen F. Previs, Giovanna Scapin, Yacob Gomez-Llorente, Scott A. Hollingsworth, Lin Yan, Danqing Feng, Pei Huo, Geoffrey Walford, Mark D. Erion, David E. Kelley, Songnian Lin and James Mu, in Nature Communications (2022)

Author Correction: Functionally selective signaling and broad metabolic benefits by novel insulin receptor partial agonists,
Margaret Wu, Ester Carballo-Jane, Haihong Zhou, Peter Zafian, Ge Dai, Mindy Liu, Julie Lao, Terri Kelly, Dan Shao, Judith Gorski, Dmitri Pissarnitski, Ahmet Kekec, Ying Chen, Stephen F. Previs, Giovanna Scapin, Yacob Gomez-Llorente, Scott A. Hollingsworth, Lin Yan, Danqing Feng, Pei Huo, Geoffrey Walford, Mark D. Erion, David E. Kelley, Songnian Lin and James Mu, in Nature Communications (2024)

An anti-attack model based on complex network theory in P2P networks,
Hao Peng, Songnian Lu, Dandan Zhao, Aixin Zhang and Jianhua Li, in Physica A: Statistical Mechanics and its Applications (2012)
Keywords: Complex network; Peer-to-peer (P2P); Reverse percolation; Dynamic compensation; Power-law;

Using spatial games to model dynamic evolutionary systems,
Yan Kuang, David Ben-Arieh, Chih-Hang Wu and Songnian Zhao, in Mathematical and Computer Modelling of Dynamical Systems (2018)

Land use regulations, transit investment, and commuting preferences,
Pengyu Zhu, Xinying Tan, Songnian Zhao, Shuai Shi and Mingshu Wang, in Land Use Policy (2022)
Keywords: Land use regulations; Transportation infrastructure; Commute mode choices; Public transit; Carpool; Generational difference;

Genome sequence of the date palm Phoenix dactylifera L,
Ibrahim S. Al-Mssallem, Songnian Hu, Xiaowei Zhang, Qiang Lin, Wanfei Liu, Jun Tan, Xiaoguang Yu, Jiucheng Liu, Linlin Pan, Tongwu Zhang, Yuxin Yin, Chengqi Xin, Hao Wu, Guangyu Zhang, Mohammed M. Ba Abdullah, Dawei Huang, Yongjun Fang, Yasser O. Alnakhli, Shangang Jia, An Yin, Eman M. Alhuzimi, Burair A. Alsaihati, Saad A. Al-Owayyed, Duojun Zhao, Sun Zhang, Noha A. Al-Otaibi, Gaoyuan Sun, Majed A. Majrashi, Fusen Li, Tala, Jixiang Wang, Quanzheng Yun, Nafla A. Alnassar, Lei Wang, Meng Yang, Rasha F. Al-Jelaify, Kan Liu, Shenghan Gao, Kaifu Chen, Samiyah R. Alkhaldi, Guiming Liu, Meng Zhang, Haiyan Guo and Jun Yu, in Nature Communications (2013)

Cassava genome from a wild ancestor to cultivated varieties,
Wenquan Wang, Binxiao Feng, Jingfa Xiao, Zhiqiang Xia, Xincheng Zhou, Pinghua Li, Weixiong Zhang, Ying Wang, Birger Lindberg Møller, Peng Zhang, Ming-Cheng Luo, Gong Xiao, Jingxing Liu, Jun Yang, Songbi Chen, Pablo D. Rabinowicz, Xin Chen, Hong-Bin Zhang, Henan Ceballos, Qunfeng Lou, Meiling Zou, Luiz J.C.B. Carvalho, Changying Zeng, Jing Xia, Shixiang Sun, Yuhua Fu, Haiyan Wang, Cheng Lu, Mengbin Ruan, Shuigeng Zhou, Zhicheng Wu, Hui Liu, Rubini Maya Kannangara, Kirsten Jørgensen, Rebecca Louise Neale, Maya Bonde, Nanna Heinz, Wenli Zhu, Shujuan Wang, Yang Zhang, Kun Pan, Mingfu Wen, Ping-An Ma, Zhengxu Li, Meizhen Hu, Wenbin Liao, Wenbin Hu, Shengkui Zhang, Jinli Pei, Anping Guo, Jianchun Guo, Jiaming Zhang, Zhengwen Zhang, Jianqiu Ye, Wenjun Ou, Yaqin Ma, Xinyue Liu, Luke J. Tallon, Kevin Galens, Sandra Ott, Jie Huang, Jingjing Xue, Feifei An, Qingqun Yao, Xiaojing Lu, Martin Fregene, L. Augusto Becerra López-Lavalle, Jiajie Wu, Frank M. You, Meili Chen, Songnian Hu, Guojiang Wu, Silin Zhong, Peng Ling, Yeyuan Chen, Qinghuang Wang, Guodao Liu, Bin Liu, Kaimian Li and Ming Peng, in Nature Communications (2014)

Agricultural Development Mode Transformation and Government Functions in Guizhou Province,
Chen Chen, in Asian Agricultural Research (2010)
Keywords: Agribusiness

The Influence of Smart Tourism on Tourist Experience Toward Travel Intention and Satisfaction: Evidence from China,
Chen Chen, in International Journal of Marketing Studies (2020)

Agricultural Total Factor Productivity and Income Gap between Urban and Rural Residents —— An Empirical Study Based on Provincial Panel Data,
Chen Chen, in Asian Agricultural Research (2018)
Keywords: Agribusiness

Registered author: Chen Chen

Registered author: Chen Chen

Using Scaffolding Materials to Facilitate Autonomous Online Chinese as a Foreign Language Learning: A Study During the COVID-19 Pandemic,
Chen Chen, in SAGE Open (2021)
Keywords: scaffolding; learner autonomy; Chinese as a foreign language; online learning; cultural learning

Trajectories and predictors of child abuse in Chinese children aged 4–7 years: A growth mixture model analysis,
Chen Chen, in Children and Youth Services Review (2022)
Keywords: Child abuse; Trajectories; Predictors; Growth mixture models analysis;

The origin of preferential attachment and the generalized preferential attachment for weighted networks,
Chen Chen, in Physica A: Statistical Mechanics and its Applications (2007)
Keywords: Weighted network; Preferential attachment; Power law;

Discussion on the Optimization Method of Public Service Facility Layout from the Perspective of Spatial Equity: A Study Based on the Central City of Shanghai,
Chen Chen, in Land (2023)
Keywords: territory spatial planning; public service; spatial equity; accessibility; betweenness

Research on the Economic Environmental Impact and Carbon Reduction Pathways of Power Battery Industry Development - A Case Study of Yibin City,
Chen Chen, in Advances in Management and Applied Economics (2024)
Keywords: Power battery, Scenario analysis, Material flow, Economic environmental impact, Carbon emissions.

How do behavior problems change over time in childhood? Evidence from the early childhood longitudinal study,
Chen Chen, in Palgrave Communications (2024)

Evaluation Methods and Optimization Strategies for Low-Carbon-Oriented Urban Road Network Structures: A Case Study of Shanghai,
Chen Chen, in Sustainability (2023)
Keywords: low-carbon friendliness; urban road network structure; urban sub-district; evaluation; optimization

Changes in the Spatial Distribution of the Employed Population in the Yangtze River Delta Region since the 21st Century: An Analysis and Discussion Based on Census Data,
Chen Chen, in Land (2023)
Keywords: employed population; mean center; density change; cluster analysis; industry structure

Exploring Professional Self Identity, Psychological Capital, and Work Well-Being in China's Pharmaceutical Sales Sector,
Chen Chen, in Journal of Scientific Reports (2025)
Keywords: Professional self-identity; Psychological capital; Work well-being; Pharmaceutical sales; Employee resilience; Positive psychology; Organizational support

Ascarosides coordinate the dispersal of a plant-parasitic nematode with the metamorphosis of its vector beetle,
Lilin Zhao, Xinxing Zhang, Yanan Wei, Jiao Zhou, Wei Zhang, Peijun Qin, Satya Chinta, Xiangbo Kong, Yunpeng Liu, Haiying Yu, Songnian Hu, Zhen Zou, Rebecca A. Butcher and Jianghua Sun, in Nature Communications (2016)