Can drone images predict within-field variability in soil fertility? A case study in the Northern Region of Ghana by Yussif Baba Kassim, Yussif Baba Kassim, Yussif Baba Kassim, Francisco Pinto, Dilys S. MacCarthy, Prem Bindraban, Ngonidzashe Chirinda, TjeerdJan Stomph, Paul C. Struik

“…Drone-based field mapping may quantify this within-field variability with high resolution. This study analyzed if variation in spectral vegetation indices from early season weed cover could offer criteria to quickly assess heterogeneity in soil fertility. …”
Get full text

Spatial and Temporal Variation in Caspian SeaTrout Densities in the Lar National Park Streams by Fahimeh Rashidabadi, Asghar Abdoli

“…The present study aimed to estimate the spatial and temporalvariations in the density of Caspian Sea trout in some of the Lar National Park streams andinvestigate the relationship between the density of fish in these streams and the density ofbenthic invertebrates as their primary food sources.Material and Methods: Fish densities were calculated using the Le Cren depletion method toachieve reliable population estimates. …”
Get full text

RESOLVING POWER OF MODIFIED IMAGE RECONSTRUCTION METHOD IN SPIN DENSITY PROJECTIONS IN MAGNETIC RESONANCE IMAGING by S. A. Baruzdin

Get full text

A Classification Tree Model with Optical Coherence Tomography Angiography Variables to Screen Early-Stage Diabetic Retinopathy in Diabetic Patients by Hongyan Yao, Shanjun Wu, Zongyi Zhan, Zijing Li

“…To establish a classification tree model in DR screening and to compare the DR screening accuracy between the classification tree model and the logistic regression model in type 2 diabetes mellitus (T2DM) patients based on OCTA variables. Methods. Two hundred forty-one eyes of 241 T2DM patients were included and divided into two groups: the development cohort and the validation cohort. …”
Get full text

Multi-Segment Variable Speed Predictive Control Strategy for Eliminating Traffic Bottlenecks in Emergency Cases on Super-Long-Span Bridges by Jingwen Yang, Ping Wang

“…Then, a controller leveraging the state-compensation flow model is designed to regulate the future evolution of bottleneck density. Finally, the multi-segment variable speed predictive control (MVSPC) strategy is validated on a simulation platform integrating PYTHON and SUMO, and its performance is compared with both traditional and advanced methods. …”
Get full text

Quantitative CT variables enabling response prediction in neoadjuvant therapy with EGFR-TKIs: are they different from those in neoadjuvant concurrent chemoradiotherapy? by Yousun Chong, Jae-Hun Kim, Ho Yun Lee, Yong Chan Ahn, Kyung Soo Lee, Myung-Ju Ahn, Jhingook Kim, Young Mog Shim, Joungho Han, Yoon-La Choi

“…Serial changes in tumor volume, density, mass, skewness/kurtosis, and size-zone variability/intensity variability) were assessed from CT datasets. …”
Get full text

Existence and Large Time Behavior of Entropy Solutions to One-Dimensional Unipolar Hydrodynamic Model for Semiconductor Devices with Variable Coefficient Damping by Yan Li, Yanqiu Cheng, Huimin Yu

“…Firstly, we prove the existence of entropy solutions through vanishing viscosity method and compensated compactness framework. Based on the uniform estimates of density, we then prove the entropy solutions converge to the corresponding unique stationary solution exponentially with time. …”
Get full text

EXPERIMENTAL INVESTIGATION ON THE TRI-DIRECTIONAL QUASI-STATIC OF POT-SHAPED METAL RUBBER (MT) by WANG Wei, TANG Yu, WU YiWan, BAI HongBai, LU ChunHong

“…In order to meet the demand of three-way vibration reduction of metal rubber, a pot-shaped metal rubber was designed and prepared via introducing spatial configuration. The method of controlling variables to study the effect of preparation process parameters such as relative density, forming angle, wire diameter and compression on the static mechanics of pot-shaped metal rubber was investigated, and the influence of three preparation process parameters on the pot-shaped metal rubber axial and radial static mechanics was revealed by orthogonal test method. …”
Get full text

Representation of pressure field and fluid flows in the proximity of a horizontal well based on the instant point sources by R. I. Nafikov, A. A. Salamatin

Get full text

Synergizing population structure, habitat preferences, and ecological drivers for conservation of Cedrus deodara by Syed Waseem Gillani, Mushtaq Ahmad, Muhammad Manzoor, Muhammad Waheed, Andreas Tribsch, Hamayun Shaheen, Abdul Basit Mehmood, Beatrice Ambo Fonge, Abeer Al-Andal

Get full text

Optimized design and performance evaluation of a highly precise variable rate mis-planting and replanting potato electronic-metering mechanism by Abdallah Elshawadfy Elwakeel, Ahmed Elbeltagi, Ali Salem, Ali Salem, Ahmed Z. Dewidar, Ahmed Z. Dewidar

“…Current manual detection and correction methods introduce inefficiencies, increase labor costs, and risk human error.MethodologyTo address these limitations, this study developed and evaluated a high-precision variable-rate electronic metering mechanism (EMM) capable of automated mis-planting detection and replanting under controlled laboratory conditions. …”
Get full text

Real-World Assessment of the Association Between PCSK9i Adherence and LDL Reduction and Variability in a Chinese Clinical Practice by Ye X, Zhang S, Zhong X, Li M, Liu M, Zhuang X, Liao X

“…Xiaomin Ye,1,2,* Shaozhao Zhang,1,2,* Xiangbin Zhong,1,2 Miaohong Li,1,2 Menghui Liu,1,2 Xiaodong Zhuang,1,2 Xinxue Liao1,2 1Cardiology Department, First Affiliated Hospital, Sun Yat-Sen University, Guangzhou, People’s Republic of China; 2NHC Key Laboratory of Assisted Circulation, Sun Yat-Sen University, Guangzhou, People’s Republic of China*These authors contributed equally to this workCorrespondence: Xinxue Liao, Cardiology Department, First Affiliated Hospital, Sun Yat-Sen University, 58 Zhongshan 2nd Road, Guangzhou, 510080, People’s Republic of China, Tel +86-13903063724, Fax +86-020-28823388, Email liaoxinx@mail.sysu.edu.cn Xiaodong Zhuang, Cardiology Department, First Affiliated Hospital, Sun Yat-Sen University, 58 Zhongshan 2nd Road, Guangzhou, 510080, People’s Republic of China, Tel +86-13760755035, Email zhuangxd3@mail.sysu.edu.cnBackground: Real-world evidence about adherence to proprotein convertase subtilisin/kexin type-9 inhibition (PCSK9i) is needed in Chinese population.Objective: We aimed to evaluate the adherence patterns using anti-PCSK9 monoclonal antibody in Chinese clinical practice and explored the association between adherence to PCSK9i and low-density lipoprotein cholesterol (LDL-C) reduction ratio and variability.Methods: A total of 5373 patients initiating PCSK9i in the First Affiliated Hospital of Sun Yat-sen University were included as sub-analysis of the RED-CARPET registry. …”
Get full text

Interpretable Machine Learning for Population Spatialization and Optimal Grid Scale Selection in Shanghai by Yuan Cao, Hefeng Wang, Lanxuan Guo, Anbing Zhang, Xiaohu Wu

Get full text

Preventing Posterior Collapse with DVAE for Text Modeling by Tianbao Song, Zongyi Huang, Xin Liu, Jingbo Sun

“…Furthermore, the KL weight dropout method augments the number of active units within the latent variables. …”
Get full text

Association of serum lysophosphatidylcholine acyltransferase 3 levels with metabolic variables and risk of type 2 diabetes mellitus: A cross-sectional study. by Haifeng Zhu, Ziyi Zhong, Jing Jin, Wei Liu, Yuan Cao, Yawen Guo, Gaonian Zhao, Qian Li

“…Spearman correlation analysis assessed the relationship between LPCAT3 and metabolic variables. Linear regression identified independent predictors of LPCAT3 levels. …”
Get full text

Synthesis of Hydroxyapatite from Precipitated Calcium Carbonate of Thorny Shells (Murex trapa) with Variable Ca/P Mole Ratio and pH by Ferdiyan Tri Prayoga, Syasmitha Lucky Aprilianty, Luluk Edahwati

“…Precipitated Calcium Carbonate (PCC) was formed using the carbonation method, while hydroxyapatite synthesis was performed using the precipitation method. …”
Get full text

Impacts of spatial variability in urban hydrological modelling: a case study of the Canal do Mangue Basin in Rio de Janeiro, Brazil by James de Melo Sampaio Júnior, Marcelo de Miranda Reis, Igor da Silva Rocha Paz

“…The study concludes that spatial resolution, interpolation methods, and rain gauge density significantly affect model performance, providing valuable insights for optimizing hydrological modeling in urban basins.…”
Get full text

Association between Twenty-Four-Hour Ambulatory Blood Pressure Variability and Cerebral Small Vessel Disease Burden in Acute Ischemic Stroke by Jun Shen, Lu Yang, Ziwei Xu, Wenshi Wei

“…This study is aimed at investigating the association between the twenty-four-hour ambulatory blood pressure variability monitoring (ABPM) and cerebral small vessel disease (cSVD) burden in acute ischemic stroke (AIS) patients. …”
Get full text

Variability in performance of genetic-enhanced DXA-BMD prediction models across diverse ethnic and geographic populations: A risk prediction study. by Yong Liu, Xiang-He Meng, Chong Wu, Kuan-Jui Su, Anqi Liu, Qing Tian, Lan-Juan Zhao, Chuan Qiu, Zhe Luo, Martha I Gonzalez-Ramirez, Hui Shen, Hong-Mei Xiao, Hong-Wen Deng

Get full text

Study of heart rate variability in healthy humans as a function of age: considerations on the contribution of the autonomic nervous system and the role of the sinoatrial node by David A. Jorge Tasé, David A. Jorge Tasé, Leopoldo Garavaglia, Magdalena M. Defeo, Isabel M. Irurzun

“…IntroductionThis study focused on the complex structure of heart rate variability (HRV) in the healthy heart. We studied the behavior of the heart rate variability (HRV) in healthy humans as a function of age from conception, including fetal data. …”
Get full text