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633 articles for “Maths”
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Breaking Barriers: Overcoming Challenges for Women in STEM in India-A Conceptual Perspective
Abstract: STEM education which brings together Science, Technology, Engineering, and Mathematics has become the foundation for success in today’s fast-changing, technology-driven world. It helps students think critically, solve real-world problems, and adapt to new innovations like artificial intelligence, robotics, data science, and biotechnology. In a country like India, where digital transformation is reshaping every sector, STEM education is not just an academic choice but a key to national growth and progress. …
Published in International Journal of Education Sciences · Vol. 3, Issue 2, 2026 · pp. 8–13 Read article
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Machine Learning-Based Channel Estimation in 5G, Beyond-5G, and 6G Networks: Recent Advances and Future Directions
Abstract: Accurate channel estimation is one of the most fundamental challenges in modern wireless communication systems. In fifth- generation (5G) New Radio (NR) and emerging sixth-generation (6G) networks, precise knowledge of the wireless channel is essential for achieving reliable data transmission, high spectral efficiency, and low Bit Error Rate (BER). Conventional estimation techniques such as Least Squares (LS) and Minimum Mean Square Error (MMSE) rely on mathematical channel models and predefined …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 13, Issue 2, 2026 Read article
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Deep Reinforcement Learning-Based Intelligent Energy Management Strategy for Battery–Supercapacitor Hybrid Energy Storage Systems in Electric Vehicles
Abstract: As the number of EVs increases, smart solutions for energy management are needed that will optimize energy use, prolong battery life and boost vehicle performance. The application of conventional rule based and optimization-based Energy Management Strategies (EMS) for Battery–Supercapacitor Hybrid Energy Storage Systems (HESS) often leads to sub-optimal power management, supercapacitor mismatch and battery degradation when subjected to varying driving conditions. This study aims to design an intelligent energy management …
Published in International Journal of Advanced Control and System Engineering · Vol. 4, Issue 2, 2026 Read article
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Design of Standalone Photovoltaic System to Meet Energy Requirements of Village in India
Abstract: AbstractThe demand of green and clean energy is increasing rapidly with gradual depletion of fossil fuels. With abundant solar irradiation throughout the country, solar Photovoltaic (PV) conversion has gained momentum in India, which is actively supported by government policies and incentives in the sector. In order to accommodate daily and seasonal variation of solar radiations, solar system must have proper energy storage device in the form of battery bank. In …
Published in Journal of Thermal Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 13–16 Read article
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Alzheimer Detection Using MRI Imaging Modality
Abstract: Alzheimer’s disease (AD) is a neurological disease that affects memory and livelihood of the people that are diagnosed with it. Many different imaging modalities have been used to help diagnose the disease. Each of these modalities offers something different towards the detection and possible treatments for AD. In this project, we developed a new approach based on mathematical and image processing techniques for better classification of AD. We proposed to …
Published in Current Trends in Signal Processing · Vol. 6, Issue 1, 2016 · pp. 11–17 Read article
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A Review on Fundamental Premises and Algorithmic Approaches in Compressive Sensing
Abstract: This paper addresses the classical approach of acquiring signals by following the well celebrated Shannon sampling theorem that underlies the majority devices of current technology, viz. analog-to-digital conversion, medical imaging, or audio and video electronics. In medical imaging, there are problems related to acquisition time and compression. Compressive sensing (CS) paradigm addresses the shortcomings of traditional data acquisition by sampling signals much more efficiently. CS is a novel kind of …
Published in Current Trends in Signal Processing · Vol. 6, Issue 1, 2016 · pp. 18–24 Read article
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Non-invasive Extraction of Fetal Electrocardiogram and Maternal Electrocardiogram from Mixed Source Signal
Abstract: This paper is to bring in self-regulating methodology to obtain Fetal Electrocardiogram (FECG) and Maternal Electrocardiogram (MECG) from the mixed source signal. The Abdominal Electrocardiogram (AECG) is treated as an input signal to achieve the above-mentioned goal. FECG and MECG can be differentiated according to the power of a signal. FECG are weak signals as compared to that of MECG. But, FECG signals are engrossed in various other interference signals …
Published in Current Trends in Signal Processing · Vol. 6, Issue 3, 2016 · pp. 16–22 Read article
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Jitter Estimation in Voice
Abstract: Jitter is present in brisk perturbations of the vocal cycle lengths and when they are sampled at least at the rate of fundamental frequency they can be observed from one cycle to the next .Voice quality estimation can be done by analyzing jitter since it provides a high association with voice disorders. It also explains the variance of pitch keeps in the allowance of just noticeable difference, which can be …
Published in Current Trends in Signal Processing · Vol. 4, Issue 1, 2014 · pp. 17–20 Read article
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Model to Predict a Ratio Control of Hydrocarbon Acid and Water in a Packed Bed Reactor
Abstract: Model development was carried out to examine the ratio of hydrochloric acid gas and water in a packed bed reactor. The research predicted increase in output with increase in time, revealing the effectiveness ratio control of hydrochloric acid separation from water using absorption column mechanism. The density of the products played an active role in the separation process as well as in control action function. The developed model can be …
Published in Emerging Trends in Chemical Engineering · Vol. 8, Issue 1, 2021 · pp. 45–52 Read article
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The Application of Buckingham Pi Theorem to Monitor Procurement Service Delivery: A Case Study of Walnut Wood
Abstract: The aim of this research is to demonstrate the application of Buckingham theorem to monitor procurement delivery of Walnut wood. In this investigation, wood material of walnut wood density, constant area, diameter and velocity was used to monitor, predict and simulate the weight, delivery time and tensile strength on the truck. The walnut wood material was investigated in terms of delivery time, tensile strength and the effect on the truck …
Published in Emerging Trends in Chemical Engineering · Vol. 10, Issue 1, 2023 · pp. 54–63 Read article
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A Review of Aerodynamics Effects to a Vehicle
Abstract: This paper summarizes the contributions made to the special issue on aerodynamics and whole design procedure in order to assure the achievement of the expected objectives in terms stability and handling. In this paper after a short introduction about the aerodynamics of vehicle further aspects of coefficient drag, lift coefficient and its impact on acceleration as well as the velocity of a vehicle will be described along with mathematical formula …
Published in Journal of Automobile Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 1–7 Read article
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Comprehensive Analysis of Electric Scooters: Investigating Challenges, Failures And Component Optimization for Enhanced Urban Mobility.
Abstract: Renewable energy, a global topic of discussion, has made significant strides in preserving our ecosystem. Environmental pollution stands as a critical issue, necessitating proactive measures for mitigation. The emergence of electric scooters represents a positive step towards environmental conservation; however, their acceptance as urban mobility vehicles is hindered by safety apprehensions. This research delves into e-scooter design, aiming to enhance productivity and address challenges. By identifying accidents and operational failures, …
Published in Journal of Automobile Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 45–60 Read article
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Drying and Particle Size Characteristics of Danta (Nesogordonia papavereria) and Hard Cross (Vitex doniana) Wood Sawdusts at Different Temperatures
Abstract: The drying and particle size characterization of Danta (Nesogordonia papavereria) and Hard Cross (Vitex doniana) hardwood sawdusts were investigated at temperatures 80 ºC, 90 ºC and 105 . The experimental drying data were modeled using eighteen existing drying models. The results showed that the modified Henderson and Pabis model offered the best fit to the drying curves of Danta and Hard Cross sawdusts. The experimental data obtained from the particle …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 1, 2016 · pp. 30–38 Read article
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Innovative Applications of Aerated Concrete– A Review
Abstract: This paper deals with the review of literature regarding the Aerated Concrete. The main aim of the research was to study the application and properties used for paving structure, retaining structures, as a mortar, etc. The papers studied for the project mainly consist of the use of air entraining agent with different materials. For finding the mechanical properties, moisture content, freezing thawing effects, corrosion, etc., different experimental procedures, methods, materials …
Published in Journal of Construction Engineering, Technology & Management · Vol. 8, Issue 3, 2018 · pp. 13–19 Read article
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A Study on Stress Block Parameters
Abstract: The compressive stress distribution in concrete, when mathematically modeled, can be defined by characteristic parameters known as stress block parameters. There are three such parameters, namely, shape factor, k1, depth factor, k2, and maximum stress factor, k3. There are various shapes of stress blocks, like parabolic, equivalent rectangular, equivalent triangular, and rectangular-parabolic. Various standard codes have adopted an equivalent rectangular stress block, whereas the Indian code has adopted rectangular-parabolic stress …
Published in Journal of Construction Engineering, Technology & Management · Vol. 9, Issue 3, 2019 · pp. 35–42 Read article
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Cost Objective Model for Construction Equipment Replacement Policies
Abstract: Most construction companies, particularly companies whose projects are primarily constructed with earthmoving equipment, depend heavily on their construction equipment fleets, which represent substantial locked capital investment and require acceptable utilization levels to recover expenses incurred and losses from this investment. The equipment, which possesses a finite physical and economic life, inevitably requires replacement, and equipment maintenance costs increase with the equipment life. Different methodologies are employed to establish the replacement …
Published in Journal of Construction Engineering, Technology & Management · Vol. 4, Issue 2, 2014 · pp. 1–13 Read article
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Review on Impact of Factor Affecting Cost Estimation Corresponding with Stakeholder’s Prospective View
Abstract: For project planning and finance, it is essential to make very accurate cost estimates for construction projects early on in the project development process. Before purchasing a site and committing to build, construction clients need timely and accurate cost advice in order to make an informed decision about whether to proceed with the project or not. The accuracy of a cost estimate, however, could be impacted by numerous variables. The …
Published in Journal of Construction Engineering, Technology & Management · Vol. 12, Issue 3, 2022 · pp. 37–43 Read article
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Control System Design and Performance Analysis of PID and IMC controllers for Continuous Stirred Tank Reactor (CSTR)
Abstract: The Continuous Stirred Tank Reactors (CSTRs) are one of the most important parts of chemical process industries and sewage treatment plants. They also have various other miscellaneous applications. So, they are very important from industrial point of view, economic point of view and environmental point of view. The CSTRs have complex non-linear dynamic characteristics. In this paper, mathematical model is developed followed by SIMULINK model. The temperature control of the …
Published in Journal of Control & Instrumentation · Vol. 10, Issue 1, 2019 · pp. 16–22 Read article
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Modeling and Performance Analysis of Electrical Vehicle with SPWM Inverter-fed IPMSM Taking Core Loss into Account
Abstract: Because of the advantages of electrical differentials, people are becoming more interested in using them rather than using mechanical differentials. The mechanical differentials are replaced by using the two rear motors. In the electrical vehicle (EV) different types of electrical machines such as induction motor, permanent magnet synchronous motor etc. are used. The design of a controller is a challenging work, as the output of the motor has to match …
Published in Journal of Control & Instrumentation · Vol. 7, Issue 1, 2016 · pp. 7–16 Read article
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Design and Analysis of EV Controller using IPMSM Taking Core Loss into Account
Abstract: Now a days vehicles with electrical differentials are becoming more and more popular. The mechanical differentials are replaced by using two motors. In the electrical vehicle (EV) different types of electrical machines such as induction motor, permanent magnet synchronous motor etc. are used. The controller design for the different motors is a fascinating and challenging work to obtain desired performance properly. The interior-permanent magnet synchronous motor (IPMSM) has already been …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 2, 2015 · pp. 1–8 Read article