Search
785 articles for “Operational research”
-
Review of Relevant Evapotranspiration Models for Estimating Reference Evapotranspiration
Abstract: The word evapotranspiration (ET) is a very pivotal component of the hydrological cycle, and it has a very crucial but accurate design and operation in terms of management of irrigation systems. Its evaluation by direct measurement using lysimeters, atmometers, energy balance or pan evaporimeter is not usually feasible because it is complex, expensive and time consuming. Therefore, relevant indirect methods such as FAO–56 Penman–Monteith (PM), Priestly Taylor (PT), Blaney–Morin Nigeria …
Published in Emerging Trends in Chemical Engineering · Vol. 9, Issue 1, 2022 · pp. 45–54 Read article
-
Driver’s Safety Technology Using Machine Learning
Abstract: Nowadays, machine learning is mostly used in personalized recommendation systems. The use of machine learning to model the complex user-item interaction function is a trend in the current recommendation domain. This study outlines research carried out in the realm of computer science and engineering to develop a system for detecting driver drowsiness. The main aim is to prevent majority of traffic accidents caused by driver fatigue and drowsiness, fire and …
Published in Journal of Communication Engineering & Systems · Vol. 13, Issue 3, 2023 · pp. 30–37 Read article
-
IMPACT OF PROJECT COMPLEXITIES ON COST OVERRUNS
Abstract: As decision-making and goal setting become more challenging due to complexity, there is growing consensus that comprehending complexity is essential for project management. However, there have been concerns expressed regarding how complexity can be quantified in a reliable way that takes into account structural, dynamic, and interaction factors. Current operational definitions of complex projects based on size and budget, have been called into doubt. What can be done is to …
Published in International Journal of Architectural Design and Planning Read article
-
Procedure for Conventional Facial Emotion Detection Algorithms Based on Machine Learning
Abstract: Researchers in psychology, computer science, linguistics, neurology, and allied fields have become more interested in a human-computer interface system for autonomous face recognition or facial expression recognition. This study has recommended an Automatic Facial Expression Recognition System (AFERS). The proposed methodology consists of face detection, feature extraction, and facial expression identification processes. The initial phases of the face detection procedure include skin color identification using the YCbCr color model, illumination …
Published in International Journal of Electronics Automation · Vol. 1, Issue 1, 2023 · pp. 07–13 Read article
-
Wired for Mobility: Investigating Routing Protocols and AI Integration in MANETs
Abstract: Nodes in Mobile Ad Hoc Networks (MANETs), which operate without a fixed infrastructure, communicate wirelessly in a dynamic and demanding environment. In these kinds of situations, routing becomes essential to guaranteeing effective data transfer. The dynamic topology and shifting network conditions of MANETs present challenges for traditional routing protocols. The blending of routing protocols with Artificial Intelligence (AI) techniques has become a viable way to improve MANET performance in recent …
Published in International Journal of Robotics and Automation in Mechanics · Vol. 1, Issue 2, 2023 · pp. 31–36 Read article
-
Efficient Message Captivating Environment in IoT Home Networks
Abstract: The Internet of Things (IoT) concept involves connecting and monitoring physical objects via the internet, generating significant interest among researchers and users due to widespread internet availability. This concept encompasses a broad spectrum of devices, including internet-connected "smart" versions of traditional appliances, novel gadgets designed for an Internet-enabled environment, and Internet-enabled sensors transforming various sectors such as manufacturing, healthcare, transportation, and living spaces. Home automation, an IoT application, has significantly …
Published in International Journal of Mobile Computing Technology · Vol. 2, Issue 2, 2024 · pp. 8–16 Read article
-
Advancements in Polymer Composites for Hybrid Electric Vehicles: Market Potential and Future Directions
Abstract: Hybrid Electric Vehicles (HEVs) are essential for moving on the right track towards trying to achieve the future of sustainable transport by playing the following roles of increasing efficiency and reduction in emissions. Partner commodity materials contribute to this shift because of their features like lightweight and high-stiffness and are exemplified by polymer composites. These materials improve the HEV performance by enabling weight reduction of the vehicle, thus leading to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 416–431 Read article
-
Harnessing IoT and Sensor Technologies for Smart Agriculture: A Path Towards Viksit Bharat
Abstract: The integration of Internet of Things (IoT) and sensor technologies is redefining the landscape of Indian agriculture, serving as a catalyst for achieving the ambitious vision of Viksit Bharat (Developed India). Indian agriculture faces significant challenges such as resource scarcity, climate variability, and fragmented supply chains, which hinder productivity and sustainability. IoT-based solutions offer innovative approaches to address these critical issues by enabling smart irrigation systems, real-time field monitoring, precision …
Published in Journal of Communication Engineering & Systems · Vol. 15, Issue 2, 2025 · pp. 38–45 Read article
-
Cybersecurity in a Digital World: Risks and Future Perspectives
Abstract: The field of information security offers a wide range of guidance in academic and practitioner literature. While various strategies such as deterrence, deception, detection, and reaction are explored, most research focuses on technological countermeasures to prevent security threats. This study presents the findings of a qualitative study conducted in Korea, examining how businesses utilize security techniques to safeguard their information systems. The results highlight a strong emphasis on preventive measures, …
Published in Journal Of Network security · Vol. 13, Issue 3, 2025 · pp. 44–49 Read article
-
Wind Energy Technology and Power Braking Mechanism
Abstract: The development of advanced power braking mechanisms for wind turbines is the focus of this study, which first examines the principles of wind energy conversion, wind turbine design, and control systems before diving into the principles of power braking mechanisms, including mechanical, electrical, and hydraulic braking systems. The study also looks at the limitations and difficulties of current braking systems and discusses new developments in the field. Wind energy has …
Published in Trends in Electrical Engineering · Vol. 16, Issue 3, 2025 Read article
-
Wind Energy Technology and Power Braking Mechanism
Abstract: The development of advanced power braking mechanisms for wind turbines is the focus of this study, which first examines the principles of wind energy conversion, wind turbine design, and control systems before diving into the principles of power braking mechanisms, including mechanical, electrical, and hydraulic braking systems. The study also looks at the limitations and difficulties of current braking systems and discusses new developments in the field. Wind energy has …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 16, Issue 3, 2025 · pp. 19–28 Read article
-
Comparative Study of LEACH and its Optimized Variants in Wireless Sensor Networks
Abstract: AbstractTo capture sensed data from different locations, Wireless sensor network (WSN) requires large number of sensors in the monitoring area. A sensor helps in sensing and forwarding data to an application data store but due to inadequate energy, preserving the network lifetime and its operation remains a major challenge in WSN. To overcome this challenge different clustering techniques are proposed in literature. LEACH is a primitive clustering technique from which …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 60–69 Read article
-
Empowering Academic Libraries: Navigating the Digital Age with Knowledge Management and Online Resource Optimization
Abstract: Knowledge management plays a crucial role in academic libraries, with a focus on enhancing research outputs and improving access to information. In the realm of online resources management, academic libraries must harness online resources to enhance student success and employability. The OntoEng framework provides a theoretical framework for knowledge management. By incorporating such methodological enhancements, future research in both MD and medical education could lead to the development of more …
Published in Journal of Advancements in Library Sciences · Vol. 11, Issue 1, 2024 Read article
-
Influence of Photoelectrons on Spacecraft Charging for Artificial Orbiting Spacecraft
Abstract: For the purpose of evaluating the temporal body potential and capacitance of an artificial orbiting spacecraft, this research analyzes the impact of photoelectrons on spacecraft charging. A metallic rectangular cuboid and two coplanar metallic rectangular plates compose the spacecraft model. The Runge-Kutta method is used to calculate the body potential, and the method of moments is used to calculate the capacitance. Depending on the spacecraft's inclination angle, solar energy from …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 14, Issue 1, 2025 · pp. 36–46 Read article
-
Automatic Cloth Cutting Machine Using Programmable Logic Controller
Abstract: AbstractDuring the past few decades, the automation industry has shown a great progress in automatic control of different systems. The manual handling of any system results in less accuracy as compared to automatic control system. This project basically gives an initial theme that how an approach to a cloth cutting can be done using PLC. So, design of automatic cloth cutting machine has been made which gives more accuracy, reduces …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 2, 2019 · pp. 1–3 Read article
-
Advancement in Light Emitting Diode
Abstract: This paper discusses the advancements made in light-emitting diodes (LEDs) technology over the years. Whenever a current flows through an LED, the device produces light. The paper covers the basics of LED operation and the various types of LEDs, including organic LEDs (OLEDs). It then delves into the significant improvements that have been made in LED efficiency, brightness, and color rendering. These improvements have made LEDs more energy-efficient and cost-effective, …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 3, 2022 · pp. 32–46 Read article
-
Ultra-Wideband Monopole Microstrip Filtenna with Hairpin Structure for Wireless Application
Abstract: Microstrip filtenna for WiMax/LTE and WLAN band has been proposed and presented. This paper presents design of bandpass filter having hairpin structure which is incorporated into the feedline. The FR4 substrate is used for the proposed antenna. The proposed filtenna has been designed and investigated using HFSS simulator. The proposed filtenna operates at 3.2 GHz. From the simulation results, it is extracted that passband of hairpin filter structure is from …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 1, 2019 · pp. 25–29 Read article
-
Review of Management of Liver Trauma at Tertiary Level Hospital
Abstract: The liver is one of the most commonly injured organs in abdominal trauma. Recent advancements in imaging studies and enhanced critical care monitoring strategies have shifted the management from operative towards non operative conservative treatment. Direct suture ligation of bleeding parenchymal vessel, total vascular isolation with repair of venous injuries and the advent of control surgery have all improved outcome of hemodynamically unstable patient population. Anatomical resection of liver and …
Published in Research and Reviews: A Journal of Health Professions · Vol. 5, Issue 2, 2015 · pp. 11–17 Read article
-
Molasses to Ethanol Conversion Processes Overview: Process Simulation of the Beer-Ethanol Distillation
Abstract: The main target of this research is to give an overview of ethanol production and also to investigate the distillation process in a comparative way between the simulation and the lab tests. Different samples at different stages have been measured from the fermentation section to evaluate the ethanol production rate and concentration in each one of the fermenter as well as the PH measurements have been considered over six periods …
Published in Journal of Petroleum Engineering & Technology · Vol. 11, Issue 1, 2021 · pp. 1–16 Read article
-
Advances in Total Knee Replacement: A Systematic Review of Clinical Outcomes and Complications
Abstract: Total Knee Replacement (TKR) is a widely used surgical intervention for patients with knee osteoarthritis and other degenerative knee disorders, offering significant improvements in pain relief, functional restoration, and quality of life. This systematic review synthesizes data from multiple clinical studies to evaluate the outcomes and complications associated with TKR. To find applicable research published in the last ten years, a thorough search of electronic databases was performed. Randomised controlled …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 14, Issue 1, 2024 · pp. 41–56 Read article