Automation of reversible steganographic coding with nonlinear discrete optimisation by Ching-Chun Chang

“…In this study, we formulate reversible steganographic coding as a nonlinear discrete optimisation problem with a logarithmic capacity constraint and a quadratic distortion objective. …”
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Time-Independent Data Collection Protocol in Mobility-Assistant Wireless Sensor Networks with Duty Cycles by Xiwei Zhang, Lijie Xu, Guihai Chen

“…Based on these results, we then provide a solution to the control problem of how to optimally adjust the system parameters of the sleep/wake scheduling protocol to maximize the network lifetime, subject to a constraint on the expected residual contact time. …”
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Designing a minimal Landau model to stabilize desired quasicrystals by Wei Si, Shifeng Li, Pingwen Zhang, An-Chang Shi, Kai Jiang

“…Using this optimal configuration, SPSM calculates phase diagrams to explore the thermodynamic stability of desired quasicrystals. …”
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Device-edge collaborative occluded face recognition method based on cross-domain feature fusion by Puning Zhang, Lei Tan, Zhigang Yang, Fengyi Huang, Lijun Sun, Haiying Peng

“…Furthermore, a delay-optimized edge recognition task scheduling method is developed that comprehensively considers the task load, computational power, bandwidth, and delay tolerance constraints of the edge. …”
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Universal Walking Control Framework of Biped Robot Based on Dynamic Model and Quadratic Programming by Xiaokun Leng, Songhao Piao, Lin Chang, Zhicheng He, Zheng Zhu

“…An optimal controller is designed based on the control framework, and starting from the Lyapunov function, the convergence of the optimal controller is proved. …”
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A Sequential Generation Redispatch Algorithm to Ensure Power System Small Signal Stability under Low-Frequency Oscillations by Hassan Golzari-Kolur, Seyed Mohammad-Taghi Bathaee, Turaj Amraee

“…The operating point of the power system impacts the small signal stability; therefore, this article proposes a novel sequential generation rescheduling model as a preventive control against low-frequency fluctuations. An optimal power flow (OPF) problem is utilized to determine the base operating point. …”
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Joint Clearing Model of Day-Ahead Energy Market and Down Regulation Service Market for Accommodation of Renewable Energy by Mingli ZHANG, Na ZHANG, Zhikai WU, Jing GAO, Xilin XU, Jian LI, Quan LV

“…It is subjective to the system power balance constraint, reserve constraint, and the operation boundaries of thermal power units and renewable energy generation. …”
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Robust Symbol Detection in Large-Scale Overloaded NOMA Systems by Hiroki Iimori, Giuseppe Thadeu Freitas De Abreu, Takanori Hara, Koji Ishibashi, Razvan-Andrei Stoica, David Gonzalez G., Osvaldo Gonsa

“…By further transforming the aforementioned problem into a quadratically constrained quadratic program with one convex constraint (QCQP-1), the optimal regularization parameter to be used at each step of the iterative algorithm is then shown to be the largest generalized eigenvalue of a pair of matrices which are given in closed-form. …”
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Subcortical Brain Segmentation Based on a Novel Discriminative Dictionary Learning Method and Sparse Coding by Xiang Li, Ying Wei, Yunlong Zhou, Bin Hong

“…For the shared dictionary, a regularization term is used to minimize the between-class scatter of corresponding shared coefficients so that they can learn shared image patterns. The optimization algorithms are developed to solve the problems in the learning step. …”
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NONLINEAR TRACKING CONTROL FOR PREY STABILIZATION IN PREDATOR-PREY MODEL USING BACKSTEPPING by Khozin Mu`tamar, Janson Naiborhu, Roberd Saragih, Dewi Handayani

“…The common method used in population dynamics is optimal control, which employs Pontryagin’s minimum principle. …”
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Numerical Investigation of Battery Thermal Management Using Liquid-cooling Plate Exchanger with I-shaped Flow Channel by He Ping, Lu Hao, Fan Yiwei, Zhang Qiang, Huang Zezhong, Zhu Yinfeng

“…To solve the problem of high temperatures during the operation of power batteries, a double-layer liquid-cooling plate heat-dissipation system with an I-shaped flow channel is proposed based on structural theory. …”
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Multi‐objective and multi‐stage low‐carbon planning of park integrated energy system considering random outages from superior power grid by Xunpu Jiang, Zhejing Bao, Jianwei Chen, Miao Yu

“…The improved Normalized Normal Constraint (NNC) method is proposed to solve the multi‐objective planning problem. …”
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Edge AI-Based Smart Intersection and Its Application for Traffic Signal Coordination: A Case Study in Pyeongtaek City, South Korea by Seongjin Lee, Seungeon Baek, Wang-Hee Woo, Chiwon Ahn, Jinwon Yoon

“…We complement some constraint conditions in order to consider the compatibility with the current legacy system. …”
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AI-powered topic modeling: comparing LDA and BERTopic in analyzing opioid-related cardiovascular risks in women by Li Ma, Li Ma, Ru Chen, Weigong Ge, Paul Rogers, Beverly Lyn-Cook, Huixiao Hong, Weida Tong, Ningning Wu, Wen Zou

“…Eighteen was selected as the optimal topic number for MALLET and 23 for BERTopic. …”
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Spatiotemporal variable and parameter selection using sparse hybrid genetic algorithm for traffic flow forecasting by Xiaobo Chen, Zhongjie Wei, Xiang Liu, Yingfeng Cai, Zuoyong Li, Feng Zhao

“…In this article, we propose a novel sparse hybrid genetic algorithm by introducing sparsity constraint and real encoding scheme into genetic algorithm in order to optimize short-term traffic flow prediction model based on least squares support vector regression. …”
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Performance of Hybrid Transmission of a D2D Communication With Energy Harvesting and Ambient Backscattering by Saranya Karattupalayam Chidambaram, Yogesh Kumar Choukiker, Abhijit Bhowmick

“…Analytical expressions for outage, ergodic capacity and throughput are developed for four different cases, and an overall scenario under an interference constraint. End-to-end overall throughput maximization problem for optimal sensing time and power allocation to SU and relay is studied. …”
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Obstacle Avoidance of Surface Agent Formation Based on Streamline Traction at Fixed-Time by Yiping Liu, Yameng Niu, Jianqiang Zhang, Weihao Tao

“…Secondly, a first-order fixed-time control Lyapunov function (FTCLF) is designed based on the EIFDS obstacle avoidance algorithm to guide the angular velocity constraint. The optimal guiding angular velocity signal is obtained through quadratic programming, ensuring that the SA steers towards the designated position while avoiding obstacles. …”
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VECTOR BOND GRAPH METHOD FOR UNIFIED MODELING AND SIMULATION OF JAW CRUSHER SYSTEM DYNAMICS by WANG ZhongShuang, ZHOU QianBin, SHI YongZhen

“…Aiming at the problem of unified modeling and simulation of system dynamics of simple swing jaw crusher driven by electric motor, the corresponding vector bond graph method was proposed. …”
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Pseudo-class distribution guided multi-view unsupervised domain adaptation for hyperspectral image classification by Jingpeng Gao, Xiangyu Ji, Geng Chen, Yuhang Huang, Fang Ye

“…We transform the label correction into a zero–one programming problem and optimize it with the estimated pseudo-class distribution as a constraint. …”
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A Real-Time Capable Dynamic Partial Reconfiguration System for an Application-Specific Soft-Core Processor by Michael Kirchhoff, Philipp Kerling, Detlef Streitferdt, Wolfgang Fengler

“…If the DPR approach is to be applied in a real-time application-specific soft-core processor, an architecture must be created that ensures strict compliance with the real-time constraint at all times. In this paper, a novel method that addresses this problem is introduced, and its realization is described. …”
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