Expertini Research Research

Browse Research Papers

17,183+ open-access research outputs.

✕ Clear
🔍 johan ugander 📄 Peer-Reviewed
Showing 17183 results for "johan ugander" · Peer-Reviewed
Computer Science Peer-Reviewed PDF DOI

Automated Software Test Data Generation With Generative Adversarial Networks

Xiujing Guo, Hiroyuki Okamura, Tadashi Dohi · 2022

With the rapid increase of software scale and complexity, the cost of traditional software testing methods will increase faster than the scale of software. In order to improve test efficiency, it is p…

Read Paper →
Engineering Peer-Reviewed PDF DOI

Automated Prescreening of Mild Cognitive Impairment Using Shank-Mounted Inertial Sensors Based Gait Biomarkers

Ahsan Shahzad, Aresh Dadlani, Hyeonil Lee, Kiseon Kim · 2022

The mild symptoms in Mild Cognitive Impairment (MCI), a precursor of dementia, often go unnoticed and are assumed as normal aging signs. Such negligence result in late visits which consequently, lead …

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

Memory Storage Systems Utilizing Chaotic Attractor-Merging Bifurcation

Sou Nobukawa, Nobuhiko Wagatsuma, Haruhiko Nishimura, Keiichiro Inagaki, Teruya Yamanishi · 2022

In nonlinear dynamical systems with barriers/thresholds, the signal response against a weak external input signal is enhanced by an appropriate additive noise (stochastic resonance). In recent years, …

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

Exploiting Integrated Demand Response for Operating Reserve Provision Considering Rebound Effects

Xiaoming Zhou, Maosheng Sang, Minglei Bao, Sheng Wang, Wenqi Cui, Chengjin Ye, Yi Ding · 2022

Electricity-driven thermostatically controlled loads (TCLs), e.g., air conditioners (ACs), have been widely utilized in demand response (DR) to provide operating reserve for power systems. However, th…

Read Paper →
Computer Science Peer-Reviewed PDF DOI

Seismic Random Noise Removal Based on a Multiscale Convolution and Densely Connected Network for Noise Level Evaluation

Liang Guo, Renze Luo, Xingyu Li, Yang Zhou, Tuo Juanjuan, Canru Lei · 2022

Traditional denoising methods for seismic exploration data design a corresponding mathematical denoising model batch according to the different properties of different random noises, which is a tediou…

Read Paper →
Computer Science Peer-Reviewed PDF DOI

Least Squares Generative Adversarial Networks-Based Anomaly Detection

Chang-Ki Lee, Yu-Jeong Cheon, Wook-Yeon Hwang · 2022

Multivariate statistical process control (MSPC) is a technique for detecting anomalies by monitoring several quality characteristics simultaneously. For the MSPC problem, the Hotelling’s T2 contro…

Read Paper →
Engineering Peer-Reviewed PDF DOI

Pollution Flashover Voltage of Transmission Line Insulators: Systematic Review of Experimental Works

Ali Ahmed Salem, Kwan Yiew Lau, Wan Rahiman, Zulkurnain Abdul-Malek, Samir Ahmed Al-Gailani, Nabil Mohammed, R. Abd Rahman, Salem Mgammal Al-Ameri · 2022

Over the past decades, extensive experimental-based research works have been carried out to investigate the flashover phenomenon on the performance of polluted transmission line insulators. The critic…

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

An Active Metamaterial Absorber With Ultrawideband Continuous Tunability

Zonghuan Wu, Junming Zhao, Ke Chen, Yijun Feng · 2022

In this paper, an active metamaterial (MM) absorber loaded with PIN diodes is proposed. By adjusting the bias currents of PIN diodes to change the value of the introduced equivalent resistance, the Q …

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

A Simple Structure Constrained Attitude Control for Rigid Bodies: A PD-Type Control

Mehdi Golestani, Khalid A. Alattas, Sami Ud Din, Saleh Mobayen, Abdullah K. Alanazi, Afef Fekih · 2022

This study investigates the challenging and complicated issue of full-state constraint attitude control for rigid bodies under actuators physical limitation. Using the concept of prescribed performanc…

Read Paper →
Engineering Peer-Reviewed PDF DOI

Transient Surface Charge Characteristics of DC-GIL Insulator Under Thermal-Electric Coupled Fields

Xiaolong Li, Songling Han, Mingde Wan, Wen Wang, Zhenxin Geng, Xin Lin · 2022

The insulator in direct current gas-insulated transmission lines (DC-GIL) would suffer discharge risk due to surface charge accumulation under thermal-electric coupled fields. In this paper, the trans…

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

Selective Encryption of the Versatile Video Coding Standard

Mousa Farajallah, Guillaume Gautier, Wassim Hamidouche, Olivier Deforges, Safwan El Assad · 2022

versatile video coding (VVC) is the next generation video coding standard developed by the joint video experts team (JVET) and released in July 2020. VVC introduces several new coding tools providing …

Read Paper →
Engineering Peer-Reviewed PDF DOI

Multi-Objective Optimization of 400 kV Composite Insulator Corona Ring Design

Benalia M'Hamdi, Youcef Benmahamed, Madjid Teguar, Ibrahim B. M. Taha, Sherif S. M. Ghoneim · 2022

The electric field distribution is one of the main factors governing the long-term reliability of high voltage composite insulators. However, under severe pollution conditions, electric field stresses…

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

On the Signal-to-Noise Ratio Wall of Energy Detection in Spectrum Sensing

Lucas Dos Santos Costa, Dayan Adionel GUIMARAES, Bartolomeu F. Uchoa-Filho · 2022

In this paper, a comprehensive analysis of the signal-to-noise ratio wall (SNRw) of cognitive radio (CR)-based non-cooperative spectrum sensing (nCSS) and cooperative spectrum sensing (CSS) using ener…

Read Paper →
Engineering Peer-Reviewed PDF DOI

Electrical Energy Prediction of Combined Cycle Power Plant Using Gradient Boosted Generalized Additive Model

Nikhil Pachauri, Chang Wook Ahn · 2022

A combined cycle power plant (CCPP) employs gas and steam turbines to generate 50% more power while utilizing the same fuel as a normal single cycle plant. The performance of a CCPP under full load is…

Read Paper →
Computer Science Peer-Reviewed PDF DOI

Audio Watermarking for Security and Non-Security Applications

Maha Charfeddine, Eya Mezghani, Salma Masmoudi, Chokri Ben Amar, Hesham Alhumyani · 2022

The digitization of audiovisual data is significantly increasing. Thus, to guarantee the protection of the intellectual properties of this digital content, watermarking has appeared as a solution. Wat…

Read Paper →
Engineering Peer-Reviewed PDF DOI

Medium Voltage Power Switch in Silicon Carbide—A Comparative Study

Przemyslaw Trochimiuk, Rafal Kopacz, Krzysztof Frac, Jacek Rabkowski · 2022

This paper discusses various solutions of energy conversion in medium voltage using power switches in Silicon Carbide (SiC) technology. In particular, a comparative study is focused on four different …

Read Paper →
Computer Science Peer-Reviewed PDF DOI

Integrated Network and Security Operation Center: A Systematic Analysis

Deepesh Shahjee, Nilesh Ware · 2022

Traditionally, network and security operation center teams have worked in silos despite commonalities. The network operating center (NOC) team is to provide operationality and availability of informat…

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

Transmittance Multispectral Imaging for Reheated Coconut Oil Differentiation

D. Y. L. Ranasinghe, H. K. Weerasooriya, S. Herath, M. P. Bandara Ekanayake, H. M. V. R. Herath, G. M. R. I. Godaliyadda, Terrence Madhujith · 2022

Oil reheating has a significant impact on global health due to its extensive consumption, especially in South Asia, and severe health risks. Nevertheless, food image analysis using multispectral imagi…

Read Paper →
Multidisciplinary & Other Peer-Reviewed PDF DOI

An Efficient Stochastic Reconfiguration Model for Distribution Systems With Uncertain Loads

Meisam Mahdavi, Hassan Haes Alhelou, Mohammad Reza Hesamzadeh · 2022

Active power losses of distribution systems are higher than transmission ones, in which these losses affect the distribution operational costs directly. One of the efficient and effective methods for …

Read Paper →
Computer Science Peer-Reviewed PDF DOI

A Hybrid Algorithm for Location-Routing Sustainable Optimization Under Fuzzy Demand

Na Li, Zhifeng Fan · 2022

With the globalization of the supply chain and the change of demand environment, designing an effective logistic system in the sustainable development of the supply chain becomes more critical. This s…

Read Paper →
Page 1 of 860 Next →