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53 articles for “Location estimation”
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Performance Analysis of Network Based Cellular Positioning Techniques in UMTS Networks
Abstract: In the current scenario location estimation is a very challenging field in case of UMTS networks, as the utility is very high in the LBS application with respect to various aspects. So, performance analysis of cellular positioning techniques is carried out in this paper using three mostly used network based techniques likely RSSI, TOA & AOA, where the nodes are assumed to be static at the time of computation of …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 2, Issue 2, 2015 · pp. 25–34 Read article
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Assessment of a Wind Energy Conversion System for Sustainable Hydrogen Production by Alkaline Water Electrolysis in India: Effect of Geographical Location and Wind Turbine Type
Abstract: The use of wind energy for electricity generation and use of this electricity for hydrogen production by alkaline water electrolysis promises to be a truly sustainable scheme for the postulated hydrogen economy. This work addresses the feasibility assessment of a standalone wind energy based turbine generator system that meets the energy requirements of the electrolysis process at several locations in India. Energy requirement for electrolysis depends on the hydrogen production …
Published in Emerging Trends in Chemical Engineering · Vol. 4, Issue 2, 2017 · pp. 5–22 Read article
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Mathematical Modeling of Concentration Flux in Thermosensitive Biopolymer-assisted Drug Delivery
Abstract: A mathematical model of drug concentration flux across thermosensitive biopolymer with degradable cross-link was developed to predict the effect of the physical configuration and chemical composition of thermosensitive biopolymer on the kinetics of MK2 inhibitor peptide drug release. The overall goal of this research was to efficiently model the 3D drug release kinetics of a controlled drug from a double-shell spherical nanoparticle. The newly developed model would be used to …
Published in Journal of Thermal Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 9–15 Read article
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Bus Occupancy Estimation
Abstract: The Bus Occupancy Application is a system which reduces the workload of the staff members working in Public Transport; as well it provides many advantages to passengers as compared to the current system. The proposed application will give passengers an accurate count of numbers that are already boarded onto the bus and are about to de-board the bus at the next station. The passengers can also book tickets online via …
Published in Journal of Production Research & Management · Vol. 10, Issue 3, 2020 · pp. 1–4 Read article
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Concept Design of a Simple Marine Dry Dock (Without Gate)
Abstract: This article explores various options for facilities used in underwater ship repair, including Dry Dock, Ship Lift systems, Floating Dry Docks, and Simple Slipway systems with cradle and winch. Such facilities are crucial to any ship repair operation. Among these, Dry Docks are known for their high capital cost and limited capacity to repair only one ship at a time. This makes them less appealing unless there is substantial demand …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 3, 2024 · pp. 46–69 Read article
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Turbulence Exploitation in Offshore Wind Farms: Improvement in Generated Power
Abstract: The limited space available for wind energy projects highlights the importance of improving the efficiency of wind farms, like the exploitation of turbulent wakes. In this work, we analyze the available energy associated with the turbulent wakes generated by offshore wind turbines at various downstream distances using a computational fluid dynamics (CFD) program (Autodesk). Classical wind conditions for offshore wind farms are established for the probability distribution of wind speed, …
Published in Journal of Offshore Structure and Technology · Vol. 12, Issue 2, 2025 · pp. 22–35 Read article
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Smart and adaptive cutting-edge IoT based implementation for remote environments
Abstract: In remote, mountainous, or snow-covered regions, mobile networks and GPS signals usually become unreliable, which creates major challenges for search and rescue (SAR) operations. To overcome the issue, this paper presents a compact, low-power, voice-activated wearable device that integrates LoRa communication with a TinyML-based keyword detection system. The proposed device enables individuals to send signals in areas where GPS coverage is unavailable. Using the Received Signal Strength Indicator (RSSI), the …
Published in Journal of Microcontroller Engineering and Applications · Vol. 13, Issue 2, 2026 · pp. 1–7 Read article
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CFD simulation of methane flow through an orifice plate
Abstract: In this paper the effects of errors in the flow rate and discharge coefficient when Methane (CH4) flow through orifice plates with flange tapping has been investigated by the Computational Fluid Dynamics (CFD). The location of vena- contracta was also estimated from CFD simulations. Outcomes of the CFD simulations are in terms of profiles of pressure and velocity. In this study a numerical investigation of the flow characteristics behavior caused …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 1, 2019 · pp. 1–6 Read article
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Continuous Location-based Spatial Queries using a Proxy-based Approach
Abstract: AbstractThe intent of the paper is to obtain continuous location-based spatial queries using a proxy-based approach. Initially proxy creates estimated valid region for mobile clients. Using novel representation more effective EVRs of window queries are obtained. In this paper, index structures, EVR-tree and grid index are used for NN queries and window queries. To support for NN query answering and EVR updating, grid index is used. For performance evaluation several …
Published in Journal of Computer Technology & Applications · Vol. 6, Issue 1, 2015 · pp. 19–22 Read article
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Smart Tracks: Navigating Urban Transit with IoT-enabled Bus Networks
Abstract: Public transportation is a lifeline for countless individuals globally, providing essential connectivity for daily commutes to work and school. However, numerous challenges such as bus delays and inefficient space on the buses often hinder the travel experience. It's crucial to resolve these issues to achieve an efficient public transport system. A promising solution lies in the adoption of an IoT-based application. With this technology, one can track the real-time location …
Published in Journal Of Network security · Vol. 12, Issue 2, 2024 · pp. 1–8 Read article
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Enhancing Voltage Stability Assessment through Phasor Measurement-Based Voltage Estimation
Abstract: Voltage stability monitoring of real-time systems may benefit greatly from recent advances in Phasor Measurement Units (PMUs) technology. Based on measurements taken from PMUs at three different operating locations, this article suggests quadratic fitting of nose curves (loading factor against bus voltage magnitude curves). Comparisons between the proposed estimation of nose curves and an existing method of quadratic nose curve fitting based on two step continuation power flow have been …
Published in Trends in Electrical Engineering · Vol. 13, Issue 3, 2023 · pp. 7–15 Read article
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Estimation of Heat Transfer Rate with Conjugate Gradient Method
Abstract: In thermal system, a considerable amount of heat leftovers with the exhaust flue gases. Appropriate arrangement to recover this waste heat may contribute to the enhancement of overall utilization of the energy supplied to the thermal system. In this study, heat transfer rate is approximately determined using inverse heat transfer concept. Simulated temperature readings have been taken at the measurement location on the mild steel rod. Conjugate gradient method (CGM) …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 1, 2018 · pp. 1–8 Read article
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Role of Healthcare Management in Pandemic of COVID-19
Abstract: COVID-19 was first reported on December 19, 2019, in the city of Wuhan Hubei in China. It has since spread to more than 210 countries and regions. This severe acute respiratory syndrome is spread over by the coronavirus with trouble in breathing and flu-like symptoms. The disease caused by virus was called COVID-19. Over 2.2 million people worldwide have died. The United States is the most affected country with 0.7 …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 10, Issue 1, 2021 · pp. 1–6 Read article
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Estimation of Dulling Rate and Bit Tooth Wear Using Drilling Parameters and Rock Abrasiveness
Abstract: Optimisation of the drilling operations is becoming increasingly important as it can significantly reduce the oil well development cost. One of the major objectives in oil well drilling is to increase the penetration rate by selecting the optimum drilling bit based on offset wells data, and adjust the drilling factors to keep the bit in good condition during the operation. At the same time it is important to predict the …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 1–20 Read article
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Prostate Cancer Detection Using Deep Learning
Abstract: Prostate Cancer is a cancer occurs in prostate gland which is located in male reproductive system. According to the WHO (World Health Organization) the estimated cancer cases in the year 2020 is about 1.4 Million. Prostate cancer is one of the reason for death in men. In this paper we have presented Secondary verification tool for doctors or for normal users to check patient have a cancer or not. And …
Published in International Journal of Biomedical Innovations and Engineering · Vol. 1, Issue 2, 2023 · pp. 21–26 Read article
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Boron minerals: geological distribution, economic significance, and applications
Abstract: Boron (B), a critical micronutrient, plays a vital role in various biological and industrial processes. This study provides a comprehensive review of the main boron minerals, including borax (sodium borate), kernite, colemanite, and ulexite, with a focus on their geological distribution, particularly in the Mojave Desert. These minerals serve as significant sources of boron, with tincal and rasorite emerging as key contributors to global reserves. Notably, the estimated global reserves …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 14, Issue 1, 2025 · pp. 6–10 Read article
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Soil liquefaction vulnerability assessment of Sylhet city based on SPT value
Abstract: Bangladesh is an earthquake-prone country due to its geographic location. Sylhet, a divisional city, is situated in Zone IV, the most seismically active area in the country, according to the Bangladesh National Building Code (BNBC). A major earthquake can cause devastating effects in the subsurface, such as liquefaction, landslides resulting from a reduction of soil shear resistance. In this study, liquefaction potentiality of soil in Ward No. 9 of Sylhet …
Published in Journal of Geotechnical Engineering · Vol. 10, Issue 3, 2023 · pp. 13–28 Read article
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Radon Estimation in Some Lakes and Fraser River Water of British Columbia, Canada using LR-115 Type II Alpha Track Detector
Abstract: Radon activity levels were measured in the five Lakes and Fraser River water samples collected from different locations of British Columbia in Canada. The purpose of this study was to compare Radon activity levels in all six sources of water. Water was collected in air tight bottles and stored for two weeks before investigation. LR-115 Type II nuclear track detectors of 1.2 cm2 were used for recording radon alpha tracks. …
Published in Research and Reviews: A Journal of Toxicology Read article
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Radon Estimation in Some Lakes and Fraser River Water of British Columbia, Canada using LR-115 Type II Alpha Track Detector
Abstract: Radon activity levels were measured in the five Lakes and Fraser River water samples collected from different locations of British Columbia in Canada. The purpose of this study was to compare Radon activity levels in all six sources of water. Water was collected in air tight bottles and stored for two weeks before investigation. LR-115 Type II nuclear track detectors of 1.2 cm2 were used for recording radon alpha tracks. …
Published in Research and Reviews: A Journal of Toxicology · Vol. 12, Issue 1, 2022 · pp. 1–8 Read article
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CONGESTION MANAGEMENT USING LMP BASED ZONAL PRICING IN COMPETITIVE POWER MARKET
Abstract: The development of deregulated power systems has redounded in overfilling transmission networks or network traffic. Traffic has serious goods on power systems, including severe system damage. Traffic occurs when transmission networks fail to transfer power grounded on the cargo demand. These problems are managed using traffic pricing styles, which play an important part in current deregulated power systems. Among the numerous number of approaches request grounded traffic pricing styles are …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 2, 2022 · pp. 25–32 Read article