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Shanghai University of International Business and Economics

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Research library6linked papers
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Selected work

Representative Papers

StatCite: A Large-scale Citation Network Dataset for Statistics and Data Science

Aug 08, 2026

This study addresses the notable scarcity of large-scale, structurally deep, and metadata-rich citation network datasets in statistics and data science. To bridge this gap, the authors construct a comprehensive citation network dataset comprising 189,101 papers published between 1981 and 2025, enriched with extensive metadata including titles, authors, abstracts, keywords, and references. For the first time in this domain, the work simultaneously integrates four complementary network types: paper citation, co-citation, bibliographic coupling, and journal citation networks. Through systematic data collection, network construction, and community detection methodologies, the dataset successfully reproduces canonical structural properties of citation networks and reveals multiple core research themes. This resource provides a high-quality foundation for advancing bibliometric analysis, knowledge graph development, and science of science research.

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Quantitative Stability and Contraction Principles for Mean-Field G-SDEs

Sep 03, 2025

This study establishes a quantitative stability theory for mean-field stochastic differential equations driven by G-Brownian motion (mean-field G-SDEs) under non-Lipschitz coefficients, volatility uncertainty, and square-integrable initial data. Methodologically, we develop a novel Bihari–Osgood-type inequality within the G-expectation framework, integrating nonlinear expectation theory with mean-field analysis to derive explicit stability moduli with respect to initial conditions and coefficient perturbations; we further identify and formalize a short-time contraction property. Key contributions include: (1) the first precise quantification of solution-map sensitivity under coupled non-Lipschitz and volatility-uncertain dynamics; (2) a global stability propagation mechanism; and (3) sharp Hölder continuity estimates for the data-to-solution mapping, rigorously ensuring existence, uniqueness, and global stability preservation. This work significantly extends the modeling applicability of mean-field G-SDEs in environments characterized by Knightian uncertainty.

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Recent publications

Latest Papers

StatCite: A Large-scale Citation Network Dataset for Statistics and Data Science

Aug 08, 2026

This study addresses the notable scarcity of large-scale, structurally deep, and metadata-rich citation network datasets in statistics and data science. To bridge this gap, the authors construct a comprehensive citation network dataset comprising 189,101 papers published between 1981 and 2025, enriched with extensive metadata including titles, authors, abstracts, keywords, and references. For the first time in this domain, the work simultaneously integrates four complementary network types: paper citation, co-citation, bibliographic coupling, and journal citation networks. Through systematic data collection, network construction, and community detection methodologies, the dataset successfully reproduces canonical structural properties of citation networks and reveals multiple core research themes. This resource provides a high-quality foundation for advancing bibliometric analysis, knowledge graph development, and science of science research.

0 citationsRead paper

Quantitative Stability and Contraction Principles for Mean-Field G-SDEs

Sep 03, 2025

This study establishes a quantitative stability theory for mean-field stochastic differential equations driven by G-Brownian motion (mean-field G-SDEs) under non-Lipschitz coefficients, volatility uncertainty, and square-integrable initial data. Methodologically, we develop a novel Bihari–Osgood-type inequality within the G-expectation framework, integrating nonlinear expectation theory with mean-field analysis to derive explicit stability moduli with respect to initial conditions and coefficient perturbations; we further identify and formalize a short-time contraction property. Key contributions include: (1) the first precise quantification of solution-map sensitivity under coupled non-Lipschitz and volatility-uncertain dynamics; (2) a global stability propagation mechanism; and (3) sharp Hölder continuity estimates for the data-to-solution mapping, rigorously ensuring existence, uniqueness, and global stability preservation. This work significantly extends the modeling applicability of mean-field G-SDEs in environments characterized by Knightian uncertainty.

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