Association of triglyceride-glucose related indices with mortality among individuals with MASLD combined with prediabetes or diabetes by Yiheng Zhang, Juanli Wu, Tao Li, Yundong Qu, Yan Wang

“…Furthermore, RCS analysis revealed a positive linear relationship between the TyG and TyG-WWI indices and all-cause mortality (p for nonlinear = 0.920; p = 0.525, respectively). In contrast, the TyG-WC, TyG-BMI, and TyG-WHtR indices exhibited a positive nonlinear association with all-cause mortality (p for nonlinear = 0.001; = 0.003; = 0.007, respectively). …”
Get full text

Identification of a Typical CSTR Using Optimal Focused Time Lagged Recurrent Neural Network Model with Gamma Memory Filter by S. N. Naikwad, S. V. Dudul

“…Continuous stirred tank reactor exhibits complex nonlinear operations where reaction is exothermic. …”
Get full text

An improved gray wolf optimization algorithm solving to functional optimization and engineering design problems by Yihui Qiu, Xiaoxiao Yang, Shuixuan Chen

“…First, the initial population is optimized using the lens imaging reverse learning algorithm for laying the foundation for global search. Second, a nonlinear control parameter convergence strategy based on cosine variation is proposed to coordinate the global exploration and local exploitation ability of the algorithm. …”
Get full text

Forecasting Method for Urban Rail Transit Ridership at Station Level Using Back Propagation Neural Network by Junfang Li, Minfeng Yao, Qian Fu

“…Direct forecasting method for Urban Rail Transit (URT) ridership at the station level is not able to reflect nonlinear relationship between ridership and its predictors. …”
Get full text

Thermal EHL Characteristics Investigation on Axle Box Bearings of Railway Vehicle Based on Slicing Method by Junzhou Huo, Jianjun Zhou, Tao Li, Zhichao Meng, Wei Sun

“…Presently, the modeling of the vehicle-track system dynamics rarely considers the nonlinear contact load of axle box bearings, and this leads to imperfection in the vehicle-track system dynamics calculation. …”
Get full text

Performance of Shear Connector in Composite Slab and Steel Beam with Reentrant and Open Trough Profiled Steel Sheeting by Alemu Feyissa, Goshu Kenea

“…Nonlinear behavior of concrete, stud connector, profiled steel sheeting, reinforcement cage, and steel beam are included in the finite element model. …”
Get full text

Application of Topological Degree Method for Solutions of Coupled Systems of Multipoints Boundary Value Problems of Fractional Order Hybrid Differential Equations by Muhammad Iqbal, Yongjin Li, Kamal Shah, Rahmat Ali Khan

“…We established the theory to coupled systems of multipoints boundary value problems of fractional order hybrid differential equations with nonlinear perturbations of second type involving Caputo fractional derivative. …”
Get full text

Multifeature Contrast Enhancement Algorithm for Digital Media Images Based on the Diffusion Equation by Jijun Wang, Yi Yuan, Guoxiang Li

“…These optimizations enable the nonlinear diffusion filter-based image enhancement algorithm to achieve high processing efficiency on the C674xDSP, with a processing speed of 25 posts per second for 640×480 size video images. …”
Get full text

Modelling Rail-Based Park and Ride with Environmental Constraints in a Multimodal Transport Network by Xinyuan Chen, Inhi Kim

“…The proposed formulation adopts the concept of fix-point to reformulate the nonlinear complementarity conditions associated with the combined modal split and user equilibrium conditions, which is subsequently incorporated into a VI formulated nonlinear complementarity conditions associated with environmental constraints. …”
Get full text

Enhanced Adaptive Neural-Fuzzy Inference System for Dynamic Time Series Prediction Using Self-Feedback and Hybrid Training by Andrew Topper, Honglei Yao

“…Predicting time series, especially those originating from chaotic and nonlinear dynamic systems, is a critical research area with broad applications across various fields. …”
Get full text

A Novel Multivariate Spectral Local Quasilinearization Method (MV-SLQLM) for Modelling Flow, Moisture, Heat, and Solute Transport in Soil by Elias Mwakilama, Vusi Magagula, Duncan Gathungu

“…Findings are in good agreement with theory and literature, thereby revealing suitability of the MV-SLQLM to solve coupled nonlinear PDEs with environmental fluid dynamics applications.…”
Get full text

Mixed Integer Linear Programming Based Speed Profile Optimization for Heavy-Haul Trains by Huazhen Yu, Yihui Wang, Andrea D’Ariano, Anzheng Lai, Youneng Huang

“…The resulting problem is a nonlinear optimal control problem. To achieve linearization, auxiliary 0-1 binary variables and the big-M approach are introduced to transform the nonlinear constraints regarding slope, curve, neutral section, air brake force, and air-filled time into linear constraints. …”
Get full text

Calibration of miniature air quality detector monitoring data with PCA–RVM–NAR combination model by Bing Liu, Yirui Zhang

“…Thirdly, taking the extracted principal components as independent variables and the observed values of pollutant concentrations as dependent variables, a PCA–RVM model is established by the relevance vector machine. Finally, the nonlinear autoregressive neural network is used to correct the error and finally complete the establishment of the PCA–RVM–NAR model. …”
Get full text

Room Temperature Terahertz and Frequency Combs Based on Intersubband Quantum Cascade Laser Diodes: History and Future by Manijeh Razeghi, Quanyong Lu

“…Owing to its unique intersubband transition and fast gain features, QCL possesses strong nonlinearities that makes it an ideal platform for nonlinear photonics like terahertz (THz) difference frequency generation and direct frequency comb generation via four-wave mixing when group velocity dispersion is engineered. …”
Get full text

Prediction of Chaotic Time Series Based on BEN-AGA Model by LiYun Su, Fan Yang

“…The brain emotional network model has stronger nonlinear calculation ability and generalization ability. …”
Get full text

Evaluation of Simplified Analysis Procedures for a High-Rise Reinforced Concrete Core Wall Structure by Abdur Rahman, Qaiser Uz Zaman Khan, Muhammad Irshad Qureshi

“…Nonlinear response history analysis (NLRHA) procedure is one of the most precise and accurate numerical method to compute the seismic demands of high-rise structures but is complex, rigorous, and time-consuming and requires a lot of expertise for nonlinear modelling and results interpretation. …”
Get full text

Revampment of surface permanent magnet synchronous motor design for ameliorated torque profile in e‐mobility applications by Anshul K. Mishra, Bharat S. Rajpurohit, Rajeev Kumar

“…Finally, the effect of the permanent magnet embrace size on the torque ripple has been investigated. A nonlinear relationship between the torque ripple and PMSM magnetic embrace has been developed. …”
Get full text

Multiresolution Models of DC Traction Power Supply Systems With Reversible Substations by Fulin Fan, Yafang Li, Smail Ziani, Brian G. Stewart

“…In addition, nonlinear conversion efficiencies are introduced to calculate energy flows across substations. …”
Get full text

Handling Multiple-Fuel Options in Economic Dispatch of Thermal Power Plants Through a Tight Model Applying Indicator Variables by Hossein Sharifzadeh

“…The inclusion of these binary variables and nonlinear cost functions results in a complex NP-hard mixed-integer nonlinear programming (MINLP). …”
Get full text

Identification of a Multicriteria Decision-Making Model Using the Characteristic Objects Method by Andrzej Piegat, Wojciech Sałabun

“…This paper presents a new, nonlinear, multicriteria, decision-making method: the characteristic objects (COMET). …”
Get full text