Ultranarrow-linewidth stimulated Brillouin scattering with fundamental acoustic waves by Wendao Xu, Maxime Zerbib, Arjun Iyer, Kien Phan Huy, Jean-Charles Beugnot, William H. Renninger

“…Stimulated Brillouin scattering is a well-known nonlinear optical interaction valued for applications including narrow-linewidth lasers, phase conjugation, sensing, and RF-signal processing such as delay lines and filters. …”
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Associations between surrogate insulin resistance indexes and osteoarthritis: NHANES 2003–2016 by Youmian Lan, Qiongbing Zheng, Meijing Li, Jiexin Chen, Dongyang Huang, Ling Lin

“…Furthermore, restricted cubic spline revealed a nonlinear association between TyG-BMI, TyG-WHtR and LAP (all P-non-linear < 0.05). …”
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Modeling the hydraulic roughness of a movable flatbed in a sand channel while considering the effects of water temperature by Junzheng Liu, Jinliang Zhang, Zhe Huang, Haijue Xu, Yuchuan Bai, Gang Wang

“…The new predictor suggested that the additional drag is nonlinearly proportional to the grain drag, and the scale factor between these two parameters is related to five flow‒sediment variables. …”
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Deformation of Threaded Metal – Composite Couplings Under the Action of Gas-Dynamic Loads by Kostiantyn V. Avramov, Maryna V. Chernobryvko, Volodymyr V. Kombarov, Sergiy I. Plankovskyy, Yevgen V. Tsegelnyk

“…The developed model takes into account the following: dependence of material properties on ambient temperature; nonlinear relations between the components of stress and strain tensors in metal elements, orthotropic properties of composite materials; peculiarities of contact interaction in the zones of threaded couplings of prefabricated shell elements made of different materials. …”

Structural Performance of Reinforced Concrete Beams with Steel Fibres as Secondary Reinforcement: Experimental and Pre-peak Numerical Modelling by Hadjer Belkadi, Abdelkrim Bourzam, Messaoud Saidani

“…The Simplified Concrete Damaged Plasticity Model was used to characterize the compressive and tensile behaviours of plain and steel fibre reinforced concretes. Nonlinear finite element analysis was performed to predict pre-peak load versus mid-span deflection and crack propagation. …”
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The association between working hours and working type with non-alcoholic fatty liver disease: results from the NHANES 1999-2014 by Ruli Wang, Ningxi Wu, Huan Qu, Xiaowei Zheng, Haoyang Zhang, Lihong Zhu, Xiaolei Wang, Xiaodie Yao, Le Zhang

“…RCS analysis suggested that there was no nonlinear relationship between them. When weekly working hours &gt; 50, the likelihood of NAFLD among the population heightened to 57% and this risk increased to 99% in the female population. …”
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A revisit of the semi-geostrophic eddy east of the Sri Lanka dome with anisotropy insight by Zhou Le, M. V. Subrahmanyam, Pemmani Venkata Subba Raju, Gayan Pathirana, Dongxiao Wang, Dongxiao Wang, Wei Song

“…Further instability analyses indicate that the anisotropic component of BTI is significantly larger than the isotropic component, which is attributed to the weak nonlinear planetary geostrophic convergence of the SG eddy and the strong horizontal shear in mean flow field induced by CE-like SLA. …”
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Soybean Water Monitoring and Water Demand Prediction in Arid Region Based on UAV Multispectral Data by Shujie Jia, Mingyi Cui, Lei Chen, Shangyuan Guo, Hui Zhang, Zheyu Bai, Yaoyu Li, Linqiang Deng, Fuzhong Li, Wuping Zhang

“…Results showed that the NDVI-based nonlinear regression model achieved the best performance for leaf water content (R² = 0.725), and a significant correlation was found between canopy leaf water content and 0–20 cm soil moisture (R² = 0.705), enabling predictions of deeper soil moisture. …”
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Revisiting the surgical table: An analysis of surgical dose-response in Asian exotropia by I-Wen Lai, Li-Li Wu, Yao-Lin Liu, Tzu-Hsun Tsai

“…Conclusion: Age, axial length, and preoperative deviation have a nonlinear effect on surgical dose-responses in exotropia patients undergoing R&R. …”
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Association between sleep duration and risk of nonalcoholic fatty liver disease: A systematic review and meta-analysis by Kasra Pirahesh, Ali Zarrinnia, Leila Nikniaz, Zeinab Nikniaz

“…The results of the dose-response meta-analysis do not suggest a linear or nonlinear relationship between sleep duration and NAFLD (p-value = 0.9). …”
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The triglyceride–glucose index and its obesity-related derivatives as predictors of all-cause and cardiovascular mortality in hypertensive patients: insights from NHANES data with... by Chenyang Li, Zixi Zhang, Xiaoqin Luo, Yichao Xiao, Tao Tu, Chan Liu, Qiming Liu, Cancan Wang, Yongguo Dai, Zeying Zhang, Cheng Zheng, Jiafeng Lin

“…Cox proportional hazards models and restricted cubic splines were employed to explore mortality risk and potential nonlinear relationships. Machine learning models were utilized to assess the predictive value of the TyG index and its derivatives for mortality outcomes. …”
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Predictive value of the monocyte count for determining the risk of postoperative moderate-to-severe ARDS in patients undergoing one-lung ventilation during radical treatment of eso... by Feng Zhang, Feng Zhang, Shunmei Lu, Guilong Wang, Hongyang Xu, Dongxiao Huang, Xiaomin Li

“…The difference of predictive value between postoperative monocyte count and prediction model (AUC = 0.760) was not statistically significant (p = 0.142). Additionally, a nonlinear connection between postoperative monocyte count and severe ARDS was found using curve fitting.ConclusionThe postoperative monocyte count is an ideal predictor of postoperative moderate-to-severe ARDS in this patient population and can be used for the early diagnosis of patients with severe postoperative ARDS.…”
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Mathematical modeling in autoimmune diseases: from theory to clinical application by Yaroslav Ugolkov, Yaroslav Ugolkov, Yaroslav Ugolkov, Antonina Nikitich, Antonina Nikitich, Cristina Leon, Gabriel Helmlinger, Kirill Peskov, Kirill Peskov, Kirill Peskov, Kirill Peskov, Victor Sokolov, Victor Sokolov, Alina Volkova, Alina Volkova

“…. ≥70% of the models were developed as nonlinear systems of ordinary differential equations, others – as partial differential equations, integro-differential equations, Boolean networks, or probabilistic models. …”
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Study on Viscosity Reducer Flooding Technology for Deep Low Permeability Extra Heavy Oil Reservoirs by Xiaopeng Cao, Zupeng Liu, Yong Yang, Shiming Zhang, Yahui Bu, Sen Wang, Yipu Liang, Qihong Feng

“…In this paper, core flooding experiment and microvisualization equipment were used to study the mechanism of improving the recovery of deep extra heavy oil by using water-soluble viscosity reducer; the realization of water-soluble viscosity reducer in numerical simulation was achieved by using nonlinear mixing rule; the reservoir numerical simulation model of water-soluble viscosity reducer displacement in test well group was established to optimize the development technical parameter of water-soluble viscosity reducer. …”
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Association between neutrophil-to-high-density lipoprotein cholesterol ratio and non-alcoholic fatty liver disease or metabolic dysfunction-associated steatotic liver disease: evid... by Na Zhu, Yanyan Li, Yingying Lin, XinYu Cui, Xin Li, Xin Li

“…In addition, RCS analysis showed a nonlinear association between NHR and NAFLD/MASLD and liver fibrosis (P-non-linear &lt;0.05).ConclusionNHR may serve as a potential marker for NAFLD/MASLD and liver fibrosis, and lowering NHR levels could help reduce the incidence of these conditions.…”
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Innovative Diversity Metrics in Hierarchical Population‐Based Differential Evolution for PEM Fuel Cell Parameter Optimization by Mohammad Khishe, Pradeep Jangir, Arpita, Sunilkumar P. Agrawal, Sundaram B. Pandya, Anil Parmar, Laith Abualigah

“…This involves a complex, nonlinear, and multivariable numerical optimization challenge. …”
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UAV Hyperspectral Remote Sensing Image Classification: A Systematic Review by Zhen Zhang, Lehao Huang, Qingwang Wang, Linhuan Jiang, Yemao Qi, Shunyuan Wang, Tao Shen, Bo-Hui Tang, Yanfeng Gu

“…Although traditional methods demonstrate effectiveness in certain scenarios, their limitations become increasingly apparent when dealing with high-dimensional, nonlinear spectral data. In contrast, deep learning-based models excel at capturing intricate relationships between spectral and spatial features, significantly boosting classification accuracy and emerging as the dominant paradigm in the field. …”
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Chemical reactions with the Casson nanofluid flow by the bioconvective behavior of microorganisms over a spinning disc by Prabhakar Sagadevan, Umadevi Raju, Meganathan Murugesan, Unai Fernandez-Gamiz, Samad Noeiaghdam

“…Using the right variables to change the nonlinear partial differential equations (PDEs) that govern the problem into a system of ordinary differential equations (ODEs) is a key step toward finding numerical solutions. …”
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The association of sexual frequency with cardiovascular diseases incidence and all-cause mortality by Tian-Qi Teng, Jing Liu, Meng-Meng Wang, De-Gang Mo, Rui Chen, Jia-Chao Xu, Zi-Han Dong, Ning Zhang, Hai-Chu Yu

“…Kaplan-Meier curves assessed survival probability stratified by sexual frequency, and a restricted cubic spline regression examined the nonlinear relationship between sexual frequency, CVD and survival status. …”
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Fatigue life prediction of asphalt binders under variable loading levels based on dissipated pseudo-strain energy by Chenze Fang, Hui Li, Zhenxia Li, Yuanzhao Chen, Tengteng Guo

“…The DPSE-based binder fatigue damage presents a nonlinear evolution process. The obtained binder fatigue life for the loading level sequences of σH-σL and σL-σH are negatively and positively correlated with the first life ratio, respectively. …”
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