PyPortOptimization: A portfolio optimization pipeline leveraging multiple expected return methods, risk models, and post-optimization allocation techniques by Rushikesh Nakhate, Harikrishnan Ramachandran, Amay Mahajan

“…. • The study compares various configured methods for each step of the portfolio optimization pipeline, including expected returns, risk-modeling and optimization techniques. • Custom Designed Allocator outperformed. For example, the Proportional Allocator's sharpe ratio of out-performed the expected average. • A caching system was implemented to optimize execution time.…”
Get full text

Rapid Control Prototyping and Analysis of a Fault Diagnosis and Amplifying Algorithm for Broken Rotor Bar Induction Motor Drives by Jina Choi, Se Hwan Kim, Woongkul Lee, Jae Suk Lee

“…This paper introduces a sensitivity-enhanced fault detection algorithm, termed the Fault Diagnosis and Amplifying (FDnA) method, designed to amplify fault signals in induction motors with broken rotor bars. …”
Get full text

Antioxidant Properties and Thermal Stability of Active Packaging Incorporated with Dyes by Wahyu Dewanti Erika, Tarman Kustiariyah, Santoso Joko, Nurjanah, Dyah Hardiningtyas Safrina, Berlyanto Sedayu Bakti, Nurbaya Sari Rodiah, Fateha

“…This study introduces an eco-friendly packaging solution derived from agar and chitosan, designed not only to protect food but also to serve as an innovative indicator of rancidity and spoilage. …”
Get full text

Investigation of construction waste material using multi criteria decision making method: a case study in Bhutan by Khameis Mohamed Al Abdouli, Mon Bdr Sinchuri, Nima Yoezer, Nima Pakhring, Anju Chhetri, Nimesh Chettri

“…Subsequently, questionnaire was designed and distributed to engineers for pair wise comparison. …”
Get full text

A Novel Convex Hull Coverage Algorithm for the Deployment of Electric Taxi Swap Stations Based on Urban Traffic Flow by Xudong Zhu, Lijun Yao, Yuxin Mao, Renjie Wang, Hanxiao Shi, Ji Qi

“…Electric taxis have been adopted as a new energy public transportation tool as opposed to traditional taxis in modern city. Designing an efficient swapping station deployment scheme has become an important issue to improve the endurance capability of electric taxis. …”
Get full text

Robust Position Control of a Two-Sided 1-DoF Impacting Mechanical Oscillator Subject to an External Persistent Disturbance by Means of a State-Feedback Controller by Firas Turki, Hassène Gritli, Safya Belghith

“…We show the effectiveness of the designed state-feedback controller in the robust stabilization of the position of the impact mechanical oscillator under the disturbance.…”
Get full text

A Lightweight Convolutional Neural Network for Classification of Brain Tumors Using Magnetic Resonance Imaging by Mahir Kaya, Alper Özatılgan

“…A public data set consisting of 4 different classes (Meningioma, Glioma, Pituitary and Normal) obtained for use in the training of CNN models was trained and tested with 50 different deep learning models designed, and a better result was obtained when compared with the existing studies in the literature with 99.47% accuracy and 99.44% F1 score values.…”
Get full text

Atomic-scale understanding of the effects of Cr and Ti on γ′ growth kinetics in the Ni–Al-X ternary system: Diffusion couple technique and DFT study by Xinyu Gao, Yuan Tian, Xin Wen, Shichang Qiao, Fengzhen Wang, Na Li, Zhikang Xia, Yongqianag Wang, Shuai Liu, Chao Yuan

“…These insights aid in designing Ni-based superalloys with improved microstructural stability and high-temperature performance.…”
Get full text

Disability is not a taboo but a competitive disadvantage for leadership: a construction of Asante and Gonja cultures in Ghana by James Kwabena Bomfeh, John Victor Mensah, David Wellington Essaw

“…This study contributes critical ethnography and narrative as qualitative research designs to the discourse on disability and development in sync with all the seventeen (17) Sustainable Development Goals of inclusion emphasizing on the inclusion of all persons.…”
Get full text

Enhancing Public Space Experiences: Evaluating Perception of Digital and Digitized Sculptures in Augmented Reality by Isidora Đurić, Saša Medić, Dejan Ecet, Stanislav Grgić, Jelena Atanacković Jeličić

“…To achieve these objectives, a standardized questionnaire designed to measure immersion in location-based AR applications was adapted, validated, and applied. …”
Get full text

Equity-Oriented Train Timetabling with Collaborative Passenger Flow Control: A Spatial Rebalance of Service on an Oversaturated Urban Rail Transit Line by Chaoqi Gong, Baohua Mao, Min Wang, Tong Zhang

“…Based on the linear weighting technique, an iterative heuristic algorithm combining the tabu search and Gurobi solver is designed to solve the proposed model. Finally, a simple case with different-scale instances is used to verify that the proposed algorithm can obtain near-optimal solution efficiently. …”
Get full text

Micro-Doppler Ambiguity Resolution Based on Short-Time Compressed Sensing by Jing-bo Zhuang, Zhen-miao Deng, Yi-shan Ye, Yi-xiong Zhang, Yan-yong Chen

“…According to the RIP requirement, a sparse probing pulse train with its transmitting time random is designed. After matched filtering, the slow-time echo signals of the micromotion target can be viewed as randomly sparse sampling of Doppler spectrum. …”
Get full text

Hierarchical Aggregation for Federated Learning in Heterogeneous IoT Scenarios: Enhancing Privacy and Communication Efficiency by Chen Qiu, Ziang Wu, Haoda Wang, Qinglin Yang, Yu Wang, Chunhua Su

“…To this end, this paper designs a hierarchical federated-learning framework for heterogeneous IoT systems, focusing on enhancing communication efficiency and ensuring data security through lightweight encryption. …”
Get full text

Minimization of Temperature Ranges between the Top and Bottom of an Air Flow Controlling Device through Hybrid Control in a Plant Factory by Seung-Mi Moon, Sook-Youn Kwon, Jae-Hyun Lim

“…Accordingly, this study compares the temperature and air distribution within the space of a vertical multistage closed-type plant factory by controlling cooling/heating devices and air flow fans harmoniously by means of the specially designed testbed. The experiment results indicate that in the hybrid control of cooling and heating devices and air flow fans, the difference in temperature decreased by as much as 78.9% compared to that when only cooling and heating devices were operated; the air distribution was improved by as much as 63.4%.…”
Get full text

High Accuracy 2D-DOA Estimation for Conformal Array Using PARAFAC by Liangtian Wan, Weijian Si, Lutao Liu, Zuoxi Tian, Naixing Feng

“…Based on the characteristic of the cylindrical conformal array, the decoupling between the polarization parameter and DOA can be realized with a specially designed array structure. 2D-DOA estimation of the cylindrical conformal array is accomplished via parallel factor analysis (PARAFAC) theory. …”
Get full text

A Novel N-Input Voting Algorithm for X-by-Wire Fault-Tolerant Systems by Abbas Karimi, Faraneh Zarafshan, S. A. R. Al-Haddad, Abdul Rahman Ramli

“…These systems include N-modular redundant (NMR) hardware systems and diversely designed software systems based on N-version programming (NVP). …”
Get full text

Enhancing zero-shot relation extraction with a dual contrastive learning framework and a cross-attention module by Diyou Li, Lijuan Zhang, Jie Huang, Neal Xiong, Lei Zhang, Jian Wan

“…Thus, this paper proposes a dual contrastive learning framework and a cross-attention network module for ZSRE. First, our model designs a dual contrastive learning framework to compare the input sentences and relation descriptions from different perspectives; this process aims to achieve better separation between different relation categories in the representation space. …”
Get full text

Nonlinear Min-Cost-Pursued Route-Swapping Dynamic System by Wenyi Zhang, Wei Guan, Jihui Ma, Tao Wang

“…Two numerical examples are conducted. The first one is designed to characterize the NMSD-conducted network traffic evolution and test the stability of day-to-day NMSD. …”
Get full text

Proton Exchange Membrane Fuel Cells: Effects of Gas Diffusion Layer Porosity Differences by Kabouchi Kaoutar, Ettouhami Mohamed Karim

“…This model offers valuable insights for optimizing fuel cell designs by adjusting GDL properties, contributing to the development of more efficient, cost-effective, and durable fuel cells for clean energy applications.…”
Get full text

On Vehicle Stabilization Under Saturation Constraints by Linear Quadratic Regulator by Mulia Vania Katherine, Djamari Djati Wibowo, Veza Ibham, Ignatius Pulung Nurprasetio

“…The controllers are designed using Linear Quadratic Regulator (LQR) technique and combined with the servo control system to track a reference state. …”
Get full text