The Effect of Government Subsidies on Firm R&D Investment in China: From Perspectives of Ownership and Market Power by Haijing Wang, Junguo Shi, Muhammad Imran, Jiaqi Gao, Yitian Zhang, Rongyu Wang

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A Novel Approach to a Time-Dependent-Coefficient WBK System: Doubly Periodic Waves and Singular Nonlinear Dynamics by Bo Xu, Sheng Zhang

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Convergence Analysis of Iterative Learning Control for Two Classes of 2-D Linear Discrete Fornasini–Marchesini Model by Kai Wan

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Optimization of Online Teaching Quality Evaluation Model Based on Hierarchical PSO-BP Neural Network by Luxin Jiang, Xiaohui Wang

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Eigen Solution of Neural Networks and Its Application in Prediction and Analysis of Controller Parameters of Grinding Robot in Complex Environments by Shixi Tang, Jinan Gu, Keming Tang, Wei Ding, Zhengyang Shang

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Modeling and Error Compensation of Robotic Articulated Arm Coordinate Measuring Machines Using BP Neural Network by Guanbin Gao, Hongwei Zhang, Hongjun San, Xing Wu, Wen Wang

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Bayesian Estimation of Archimedean Copula-Based SUR Quantile Models by Nachatchapong Kaewsompong, Paravee Maneejuk, Woraphon Yamaka

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Determining the Coupling Source on a Set of Oscillators from Experimental Data by Juan Carlos Jauregui-Correa, Carlos S. López-Cajun, Mihir Sen

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Optimal Algorithms for Nonlinear Equations with Applications and Their Dynamics by Amir Naseem, M. A. Rehman, Nasr Al Din Ide

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Patterns of Location and Other Determinants of Retail Stores in Urban Commercial Districts in Changchun, China by Feilong Hao, Yuxin Yang, Shijun Wang

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Urdu Handwritten Characters Data Visualization and Recognition Using Distributed Stochastic Neighborhood Embedding and Deep Network by Mujtaba Husnain, Malik Muhammad Saad Missen, Shahzad Mumtaz, Dost Muhammad Khan, Mickäel Coustaty, Muhammad Muzzamil Luqman, Jean-Marc Ogier, Hizbullah Khattak, Sikandar Ali, Ali Samad

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The Complexities in the R&D Competition Model with Spillover Effects in the Supply Chain by Jianli Xiao, Hanli Xiao

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Retracted: Decision Optimization of Low-Carbon Dual-Channel Supply Chain of Auto Parts Based on Smart City Architecture by null Complexity

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In-Depth Learning Layout and Path Optimization of Energy Service Urban Distribution Sites under e-Commerce Environment by Kun Wang, Ki-Hyung Bae

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Finite-Time Nonfragile Dissipative Control for Discrete-Time Neural Networks with Markovian Jumps and Mixed Time-Delays by Ling Hou, Dongyan Chen, Chan He

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Perturbation of a Period Annulus with a Unique Two-Saddle Cycle in Higher Order Hamiltonian by Hongying Zhu, Sumin Yang, Xiaochun Hu, Weihua Huang

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Board Financial Expertise and Corporate Cash Holdings: Moderating Role of Multiple Large Shareholders in Emerging Family Firms by Wu MengYun, Um-e-Habiba, Muhammad Husnain, Bushra Sarwar, Waris Ali

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Myopic versus Farsighted Behaviors in a Low-Carbon Supply Chain with Reference Emission Effects by Jun Wang, Xianxue Cheng, Xinyu Wang, Hongtao Yang, Shuhua Zhang

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Feature Guided CNN for Baby’s Facial Expression Recognition by Qing Lin, Ruili He, Peihe Jiang

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Machine Learning-Based Multiagent Control for a Bunch of Flexible Robots by Jun Wang, Jiali Zhang, Jafar Tavoosi, Mohammadamin Shirkhani

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