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1925 articles for “BET”
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Perceptual Features Based Continuous Speech Recognition in Additive Noise Environment Using Various Modelling Techniques
Abstract: The main objective of this paper is to discuss the effectiveness of Mel frequency perceptual features and the noise reduction technique in evaluating the performance of multi speaker independent continuous speech recognition system in additive noise environment by using various modelling techniques. The proposed perceptual features are captured and trained using clustering technique, GMM, continuous density HMM and back propagation neural networks. Speech recognition system is evaluated on clean and …
Published in Current Trends in Signal Processing · Vol. 2, Issue 1-3, 2012 · pp. 67–81 Read article
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An Analysis of Electric Vehicle Battery Safety Tests for Enhanced Customer Acceptability: An Indian Perspective
Abstract: Electric vehicle (EV) manufacturers while introducing EVs in the market, must ensure that their final product must be in compliance with the safety standards assigned by the regulatory bodies. EV battery is one of the components that needs more attention towards its safety design, as it acts as a major source of hazard. New testing regulations for EV battery safety were rolled out by government of India. The objective behind …
Published in Journal of Automobile Engineering and Applications · Vol. 10, Issue 2, 2023 · pp. 31–39 Read article
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Simulation of Neural Network based PID Controller for Pressure Process
Abstract: This paper provides a Neural Network PID controller based on Back Propagation (BP) algorithm applied to pressure control in a tank. The controller has many advantages like that more convenient in parameter regulating, better robust. Neural network is to adjust the parameters of PID controller based on the operational status of the system, to achieve a better performance, making the output of the output neurons corresponding to the three adjustable …
Published in Journal of Control & Instrumentation · Vol. 4, Issue 1, 2013 · pp. 23–27 Read article
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Comparative Analysis of FD-DMDG SON MOSFET over FD DMDG SOI MOSFET
Abstract: AbstractIn the recent past, Silicon-on-Insulator (SOI) shows better device performance in comparison to bulk Silicon devices but it still suffers from different short channel effects (SCEs). Recently a structure, Silicon on Nothing (SON), has been suggested and investigated. It is structured to be capable of substantial reduction of SCEs and present better electrical characteristics in comparison to SOI. The absence of the buried layer results in the reduced electrostatic coupling …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 1, 2018 · pp. 9–16 Read article
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Investigation on Direct Torque Control of BLDC Motor Using Various Controllers
Abstract: BLDC Stands for brushless DC Motor. Direct torque control is a type of a vector control. Direct Torque control consist of two control loops one is speed control and other one is torque control. For the purpose of speed control several speed controllers are used in this work such as PI, PID Controller and Fuzzy Controller. PID Controller was used for better speed response, no steady state error but due …
Published in Journal of Instrumentation Technology & Innovations · Vol. 11, Issue 2, 2021 · pp. 19–30 Read article
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Optimization of Process Parameters in EDM
Abstract: Extensive research has been done till date to improve the performance of electrical discharge machining (EDM). In the past few years, the Taguchi method has played an important role in the optimization of process parameters. However, many of the studies have focused on static or single-quality characteristics such as smaller-is-better, larger-is-better, and nominal-is-best. The Taguchi method is best suitable for relative analysis. The prime drawback here to mention is that …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 2, 2021 · pp. 21–28 Read article
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Early Heart Disease Prediction Using Hybrid Machine Learning Techniques
Abstract: In the contemporary era, cardiovascular disease is one in all the most causes of death within the world. Estimating Heart problems i.e cardiopathy is a crucial challenge within the area of clinical data analysis. Large volumes of data produced by the healthcare sector have been proved to be useful for helping with decision-making and speculation, thanks to machine learning (ML).. Various studies help us to review and supply glimpse into …
Published in Journal of Microcontroller Engineering and Applications · Vol. 9, Issue 2, 2022 · pp. 35–41 Read article
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Comprehensive Review and Analysis of Improved Filtering Methodology Based Image De-noising System
Abstract: A digital image is often ruined by noise that comes from the process and equipment used to make it or that is added to the image while it is being sent. Different kinds of noise, like impulse noise, uniform noise, Salt-and-Pepper noise, and additive Gaussian noise, can show up in images. Using a good image de-noising method, noise can be taken out of an image to bring back its details. …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 2, 2022 · pp. 34–45 Read article
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Assessment of Carbon Fibre (CF) and Carbon Nanotube (CNT) as Supercapacitor Electrode on Surface Activated Nickel Foam
Abstract: In present paper, an attempt has been made to compare the potential of two different carbon-based materials, Carbon Fibre (CF) and Carbon Nanotubes (CNT), as electrode materials. These two materials are compared against each other in terms of their dimensions, volume of deposition on Nickel foam and their performance under Cyclic Voltammetry (CV). It was observed that owing to the dimensions of the depositing material, CNT (nano-sized carbon) electrode reflected …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 2, 2023 · pp. 10–14 Read article
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Mechanical and Wear Characterization of Fly Ash, Coconut Shell Ash and Rice Husk Ash Dispersed Epoxy Glass Composites
Abstract: Over the last few decade the use of fibre reinforced polymer composite materials has increased considerably. Fiber reinforced composite processes some unique properties due to that it is used in various technological areas such as space, aircraft, marine and automotive. In recent years there is lot of research going on, to enhance the different properties of composite materials by using different filler materials. In present study different filler materials like …
Published in Journal of Polymer & Composites · Vol. 6, Issue 2, 2018 · pp. 10–16 Read article
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Review on Investigation of Tailor Welded Blanks of Dissimilar Aluminum-Magnesium Alloys and Hybrid Carbon Composites
Abstract: Reduction in weight, better fuel efficiency and cost effectiveness are the salient attractive features of Aluminum-Magnesium alloys and carbon composite materials. By making use of tailor welded blanks of dis similar materials of different strengths at appropriate locations in automobile outer body, one can achieve these objectives. At the same time, fabrication of these Tailor Welded blanks of Aluminum-Magnesium alloys, next generation carbon composite materials by usual fusion welding processes …
Published in Journal of Polymer & Composites · Vol. 9, Issue 2, 2021 · pp. 66–73 Read article
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Rheology and Flow Properties of Fracturing Gels in Straight and Coiled Tubing
Abstract: This study involves experimental investigation of rheological and hydraulic characteristics of aqueous based polymeric and surfactant fluids in straight and coiled tubing. The fluids matrix includes guar, HPG, PHPA, welan, xanthan, and surfactant. Bohlin rheometer was used to evaluate rheological and viscoelastic characteristics. For hydraulic characteristics, small- and large-scale flow loops were used. It is observed that all fluids exhibit comparable non-Newtonian behavior and improved viscous and elastic properties. Among …
Published in Journal of Petroleum Engineering & Technology · Vol. 7, Issue 1, 2017 · pp. 27–43 Read article
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DC and RF Analysis on Specific Quantum-Well Heterostructures
Abstract: Polarization-graded AlGaN back-barrier nano-layer is introduced in high electron mobility transistor (HEMT) structure to have an improved drain current characteristics and better radio-frequency performance, using two-dimensional drift-diffusion simulation by SILVACO-ATLAS physical simulator. In this work, the AlGaN/AlN/GaN/AlGaN/GaN double heterojunction HEMT structure is optimised with graded back barrier layer to study the DC and RF performances. Investigation of this structure with graded back barrier layer is the novelty of this work. …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 1, 2022 · pp. 1–13 Read article
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Performance Evaluation of Adaptive MIMO-OFDM System Model for Wireless Networks
Abstract: Enormous growth of wireless technologies and research trends in networking has developed many useful applications. Wireless networks with various protocols and standards are huge in demand because of the expansion of internet of things (IoT). All wireless networks demand for high data rate, low energy consumption, higher throughput, more reliability, better quality of services (QoS) and quality of information (QoI). This paper presents multiple in multiple out (MIMO) orthogonal frequency …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 1, 2017 · pp. 17–23 Read article
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An Assessment of CartoDEM v1 over National Capital Region of India
Abstract: The most reliable and common source of elevation information for a given region has always been topo-sheet maps. However, other sources of elevation are now freely available with the advancement in the technology. SRTM DEM and ASTER DEM are the best examples of such freely available elevation sources. Still there is constantly a demand of better elevation data among the users. Recently, National Remote Sensing Center, India released CartoDEM v1. …
Published in Journal of Water Resource Engineering and Management · Vol. 3, Issue 3, 2016 · pp. 11–37 Read article
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Simple Gain Model of Group III-V Semiconductor-based Laser Diode
Abstract: In these days, a layer of low bandgap material is sandwiched between two high bandgap layers.Most commonly-used pair of materials is gallium arsenide (GaAs) with aluminium galliumarsenide (AlGaAs) and Indium Phosphide (InP) with Indium gallium arsenide phosphide(InGaAsP) laser. A heterostructure is the junctions between different bandgap materials. Here,two such junctions are present, hence it is called the name "double heterostructure laser" orDH laser. The kind of laser diode may be …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 3, 2020 · pp. 9–27 Read article
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Utilizing Machine Learning to Predict the Dimensional Variation of Shafts Printed using Fused Deposition Modeling
Abstract: With the onset of the fourth industrial paradigm, additive manufacturing techniques are coming to the forefront in mechanical engineering domain. The technological burgeoning of additive manufacturing, particularly 3-D printing, has observed substantial growth in rapid prototyping, functional part manufacturing, and tooling because it has significantly reduced the manufacturing costs and processing time. One of the most commonly used techniques of additive manufacturing is Fused Deposition Modelling (FDM), examining and controlling …
Published in Trends in Mechanical Engineering & Technology · Vol. 11, Issue 2, 2021 · pp. 41–46 Read article
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Comparative study of quicklime and cement (void fillers) on durability of asphalt pavement wearing course under submerged conditions
Abstract: ABSTRACTThis study adopts an experimental approach using the Marshall Mix design method to investigate the effect of quicklime, and cement in the enhancement of asphalt pavement wearing course under submergence in terms of strength and durability. The results gotten showed that strength and durability properties such as Retained stability, First Durability Index (FDI) and Second Durability Index(SDI) were negatively affected by moisture for mixes without modifiers, while the mixes modified …
Published in Trends in Transport Engineering and Applications · Vol. 7, Issue 3, 2020 · pp. 26–34 Read article
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Evolution Of Cellular Technology- 1G To 4G And Beyond
Abstract: This paper deals with the advancements in the wireless communication technologies and its evolution over the recent dynamic times. Cellular technologies have undergone a transition from a restricted local communication in the early stages to extremely fast global communication enabler. The First Generation provided basic voice communication limited within a particular region at relatively low speed. The Second Generation underwent a transformation with respect to speed, network security and inclusion …
Published in Journal of Communication Engineering & Systems · Vol. 8, Issue 1, 2018 · pp. 43–51 Read article
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Molecular Docking Analysis of Punica granatum Compounds as Potential Inhibitors for Colorectal Cancer-Associated Molecular Targets
Abstract: Objective: Cancer is one of the most common worldwide disease which threat the life of a person. Colorectal cancer is one of the common cause of death nowadays. As computation approach is now employed for new drug discovery, target protiens like CDK-2, matrix metalloproteinase 2 (MMP-2), cyclin A, poly (ADP- ribose) polymerase (PARP-1) and Cox2 were chosen to perform molecular docking against the derivatives of Punica granatum phtyochemicals and Food …
Published in Research and Reviews : Journal of Computational Biology · Vol. 11, Issue 03, 2022 · pp. 28–42 Read article