Association between estimated pulse wave velocity and in-hospital mortality of patients with acute kidney injury: a retrospective cohort analysis of the MIMIC-IV database by Xinhai Cui, Yuanlong Hu, Dongxiao Li, Mengkai Lu, Zhiyuan Zhang, Dongfang Kan, Chao Li

“…Analysis using the RCS model confirmed a linear increase in the risk of hospital mortality as the ePWV values increased (P for nonlinearity = 0.602).Conclusions A high ePWV was significantly associated with an increased risk of in-hospital mortality among patients with AKI. …”
Get full text

Criminological principles of transitional justice for Ukraine: zones of criminogenic risks by Y. V. Orlov, L. V. Dundych

“…This dilemma is a typical manifestation of binary opposition, which makes it impossible to think and practice in the format of nonlinearity of the history, socio-temporal multidimensionality in a single chronotope of pre-conflict and conflict events. …”
Get full text

A Hybrid Fuzzy Wavelet Neural Network Model with Self-Adapted Fuzzy c-Means Clustering and Genetic Algorithm for Water Quality Prediction in Rivers by Mingzhi Huang, Di Tian, Hongbin Liu, Chao Zhang, Xiaohui Yi, Jiannan Cai, Jujun Ruan, Tao Zhang, Shaofei Kong, Guangguo Ying

“…In this work, a novel intelligent prediction model based on the fuzzy wavelet neural network (FWNN) including the neural network (NN), the fuzzy logic (FL), the wavelet transform (WT), and the genetic algorithm (GA) was proposed to simulate the nonlinearity of water quality parameters and water quality predictions. …”
Get full text

Study on Mechanical Performance of Prestressed UHPFRC U-Beam Bridges by Mengying Liu, Eugen Brühwiler, Fengkun Cui, Yue Xu

“…Then, the finite element model considering material nonlinearity and structural ductility is established using Midas FEA software. …”
Get full text

Accurate prediction for electro-oxidation regeneration of chromium- containing waste acid based on artificial neural network by SHI Yaqi, MENG Guangyuan, CHEN Peng, ZHANG Xinwan, FU Tao, YANG Zhengwu, ZHANG Liansheng, ZHANG Lehua

“…The artificial neural network model overcame the difficulty of predicting electrochemical processes due to multi-parameter, nonlinearity and time variability, and could realize the prediction of Cr(Ⅵ) regeneration under complex mapping conditions, which was of great significance for the optimization and control of electrochemical processes.…”
Get full text

Association of Serum Gamma-Glutamyltransferase with In-hospital Heart Failure in Patients with ST-segment Elevation Myocardial Infarction Undergoing Primary Percutaneous Coronary I... by An-Cheng Hou, Jian-Tong Hou, Wei-Ning Zhou, Yan-Jin Wei, Zhi-Hong Ou, Cun-Fei Liu

“…Restricted cubic splines suggested a linear relationship between GGT and in-hospital HF (p for nonlinearity = 0.158). The area under the curve was 0.607 (95% CI, 0.558–0.654; p = 0.007) when GGT was used to predict in-hospital HF, with a sensitivity of 57.14% and a specificity of 64.04%. …”
Get full text

Modelling Hysteresis in Shape Memory Alloys Using LSTM Recurrent Neural Network by Mohammad Reza Zakerzadeh, Seyedkeivan Naseri, Payam Naseri

“…The complex behavior of shape memory alloys (SMAs), characterized by hysteresis and nonlinear dynamics, results in complex constitutive equations. …”
Get full text

Spatial and temporal characteristics and driving mechanisms of recreational ecosystem services supply-demand mismatch in rapidly urbanizing areas: Evidence from the Yangtze River D... by Ruien Tang, Guolin Hou, Yueyi Chen, Xiao Liu, Shaoying Chu, Li Li

“…We also examine the spatio-temporal processes and spatial spillover effects of supply–demand matching, as well as the nonlinearity and spatial non-stationarity of the role of the driving factors. …”
Get full text

The association between serum albumin levels and metabolic syndrome based on the NHANES and two sample Mendelian randomization study by Yile Tang, Yong Fan, Jin Su, Zisen Yang, Zaoling Liu

“…The association of serum albumin levels with metabolic syndrome and its components was estimated using weighted multivariable logistic regression, with its nonlinearity being examined by restricted cubic spline (RCS) regression. …”
Get full text

Association between life's essential 8 and Parkinson's disease: a case–control study by Jiaxin Fan, Yanfeng Wang, Xingzhi Guo, Shuai Cao, Shuqin Zhan, Rui Li

“…The sensitivity analysis ensured the robustness of the observed LE8-PD association. A nonlinear relationship (P nonlinearity < 0.01) was observed via RCS analysis. …”
Get full text

Associations between serum total bilirubin and overactive bladder from the National Health and Nutrition Examination Survey by Bo Jiang, Bo Jiang, Bo Jiang, Cunbao Ling, Binbin Dong, Binbin Dong, Xiaoming Lu, Xiaoming Lu, Yadong Liu, Yadong Liu, Yadong Liu

“…RCS analysis indicated a non-linear association between STB and OAB (P for nonlinearity = 0.042), with an inflection point at 16.8 μmol/L. …”
Get full text

Optimal parameter identification of photovoltaic systems based on enhanced differential evolution optimization technique by Shubhranshu Mohan Parida, Vivekananda Pattanaik, Subhasis Panda, Pravat Kumar Rout, Binod Kumar Sahu, Mohit Bajaj, Vojtech Blazek, Lukas Prokop

“…However, precise PV cell modelling is critical for design due to many critical factors, such as inherent nonlinearity, existing complexity, and a wide range of model parameters. …”
Get full text

Association of pan-immune-inflammatory value with metabolic dysfunction-associated steatotic liver disease: findings from NHANES 2017–2020 by Lian-Zhen Huang, Ze-Bin Ni, Qi-Rong Yao, Wei-Feng Huang, Ji Li, Yan-Qing Wang, Jin-Yan Zhang

“…RCS analysis did not show a nonlinear relationship between LnPIV and MASLD (P = 0.093 for nonlinearity). …”
Get full text

Associations between neutrophil-percentage-to-albumin ratio level and all-cause mortality and cardiovascular disease-cause mortality in diabetes population by Geng Shen, Yuting Liu, Can Zhou, Wei Luo, Yun-xiao Yang, Shuai Guo, Jiayi Yi, Lin Wang, Wei Li, Zhao-gong Zhi, Xiu-huan Chen, Chen Li, Yanyan Jin, Hai Gao

“…The assessment of nonlinearity was conducted using the likelihood ratio test. …”
Get full text

Transprofessional education in the student discourse: Demand, expectations, risks by A. N. Pinchuk, S. G. Karepova, D. A. Tikhomirov

“…Modern concepts of developing labour market and education defined in the digital economy paradigm, enunciate the imbalance between the rapidly changing requirements of the new economy and the system of vocational training. The nonlinearity of professional and educational trajectories brings to the fore, and the practice of continuous professional development and retraining becomes particularly important. …”
Get full text

Self-induced optical non-reciprocity by Zhu-Bo Wang, Yan-Lei Zhang, Xin-Xin Hu, Guang-Jie Chen, Ming Li, Peng-Fei Yang, Xu-Bo Zou, Peng-Fei Zhang, Chun-Hua Dong, Gang Li, Tian-Cai Zhang, Guang-Can Guo, Chang-Ling Zou

“…Exciting experimental progress has been achieved by either introducing spatial-temporal modulation of the optical medium or combining Kerr-type optical nonlinearity with spatial asymmetry in photonic structures. …”
Get full text

Poor control of pain increases the risk of depression: a cross-sectional study by Junjian Zeng, Junjian Zeng, Zhiqiang Liao, Zhiqiang Liao, Aiqing Lin, Aiqing Lin, Yu Zou, Yu Zou, Yixun Chen, Yixun Chen, Zhonghua Liu, Zhonghua Liu, Zhidong Zhou, Zhidong Zhou

“…The RCS analysis indicated a linear relationship between pain duration and depression (P for nonlinearity = 0.427).ConclusionThis study’s results indicate that inadequate pain control, resulting in extended pain duration, places patients at a higher risk for depression.…”
Get full text

Association between oxidative balance scores and peripheral artery disease in US adults: a cross-sectional study by Min Zhou, Min Zhou, Peng-Fei He, Peng-Fei He, Keren Zhang, Li-Juan Deng, Ning Wang, Gang Wang, Guang-Yao Yang, Shang Ju

“…Restricted cubic spline (RCS) analysis demonstrated a linear relationship between total OBS and PAD, with the likelihood of PAD decreasing as total OBS increased p for nonlinearity = 0.736. Dietary OBS, lifestyle OBS, and total OBS all showed positive linear correlations with ABI levels (all p &lt; 0.05). …”
Get full text

Prediction of major adverse cardiovascular events following ST-segment elevation myocardial infarction using cardiac obesity marker—epicardial adipose tissue mass index: a prospect... by Zeyan Liu, Jinbo Wang, Yanfang Yang, Jinglin Cheng, Min Yang, Ye Zhang

“…Restricted cubic spline (RCS) analysis suggested a positive dose-response relationship between EAMI and MACE (P for nonlinearity = 0.87). EAMI showed better discriminative ability, prediction effect, accuracy, and clinical applicability compared to the traditional GRACE score. …”
Get full text

Associations of prognostic nutritional index with cardiovascular all-cause mortality among CVD patients with diabetes or prediabetes: evidence from the NHANES 2005–2018 by WenYi Xu, Li Zhang, Li Zhang, QianKun Yang, Ying Cao, Rui Rao, Li Lv, Qin Cen, Qiong Wei, LuLing Yang

“…We used restricted cubic spline (RCS) and maximally selected rank statistics method (MSRSM) to assess the nonlinearity of the PNI-mortality association and determine the optimal PNI cutoff for survival outcomes. …”
Get full text