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Volume VI Issue VS

16 paper(s)

Performance Analysis of Wireless Sensor Network Using Localization Combined With MAC Protocol

Suman Pandey · May 2017 · pp. 01-11

The efficient localization complementing the services of wireless sensor networks holds promises of diverse application domains each with competing requirements. The resource constraints of WSN necessitate the efficient localization algorithm which optimizes the resource utilization at various network operation levels like data link layer, routing etc. Energy is scarcest reserve of low power sensing devices in WSNs. The existing localization algorithms might perform efficiently in smaller networks comprising of one or two hop networks but its performance degrades in multihop sensor networks. Towards improving the performance of WSN the localization algorithm is integrated with media access control (MAC) protocol of data link control of network operation. In this paper the localization algorithm is seamlessly combined with MAC protocol to optimize the performance of WSNs. The MAC scheme is basically targeted towards achieving load balancing, throughput and energy optimization. A detailed analysis of performances of a ranged based localization algorithm with various MAC standards was performed on the simulator tool NS-2 with varying application scenarios. With the observed data this is concluded that localization algorithm combined with MAC protocol performs more efficiently in terms of energy usage and positioning accuracy in comparison to localization algorithm without MAC. Thus a MAC protocol is instrumental to improve localization along with conserving the energy usage. The observed data further adds that the MAC protocol may also be utilized to enhance coverage and scalability of WSN localization.

Information and Communication Technology and its Brunt on Learning Objectives

Adarsha H, S C Sharma, Ramesh S, Harishanand K S. · May 2017 · pp. 12-16

This paper displays a concise synopsis of steps required in appropriation of Information and correspondence innovation in instructive associations and its effect on both the instructors and understudies. The components impacting instructors to deject and acknowledge ICT are likewise talked about. The contextual investigations for the usage of ICT and reviews after the execution on the results as far as achieving instructive objectives are likewise highlighted.

Analysis of Noise Removal in ECG signal using Symlet Transform

Madhukar B.N, Megha S.R, Sithara T.R · May 2017 · pp. 17-22

An ECG (Electrocardiogram) is a test used to determine the rhythmic activity of the heart. It checks for problems with the electrical activity of the patient’s heart. An ECG shows the heart’s electrical activity as line tracings on paper. To measure the electrical activity of the heart, electrodes are placed on the skin. Suspected myocardial infarction, seizures, etc. can be indicated by performing electrocardiography. Conventionally, 12-lead ECG is performed, where 10 electrodes are placed on the patient’s limbs and on the surface of the chest. The graph of voltage versus time produced by this noninvasive medical procedure is referred to as an electrocardiogram. The ECG signal is contaminated by various noises in various stages of ECG measurement. The presence of noise in an ECG trace complicates the identification analysis. The primary sources of noise in ECG are power line interface, electrode movement noise, motion artifacts, color noise, electromyography etc. Noise removal in ECG signal is vital as these noises alter the data carried by the signal. For proper diagnosis, a pure ECG signal is required. Hence, noise removal from an ECG signal plays a vital role in biomedical field. Once the noise sources are properly characterized and understood, different types of filter designs can be used to efficiently remove noise, while preserving as much of the underlying subject information as possible. Here, we use a combination of any discrete wavelet transform (DWT) and a thresholding method for denoising. Finally, SNR is calculated to find the efficiency of the algorithm used.

Web and Android based Automation using IoT

Bijay Shrestha, Suman Mali, Asha Joseph, K. John Singh, Kiran Raj P · May 2017 · pp. 23-26

With the early 20th¬century, the existence of new technology named Internet of Things (IoT) was stated which deals with the interconnection of things. We adopted this technology for our work to automate and manually control the home appliances making home a better-automated place without human intervention called Smart home. Here, in our work, this technology is supported by an android application installed in Smart Phones and WebPage for User-Interface (UI), various sensors to let appliances to talk, Arduino Uno as a central unit and Wi-Fi for connectivity between central unit and UI.

Energy Efficient Dynamic Clustering using Mobile Sink in Wireless Sensor Networks

Rashmi G. M, Mallanagouda Patil, Rajashekhar C. Biradar · May 2017 · pp. 27-32

Wireless Sensor Network (WSN) is a collection of small sensor nodes in a geo-graphically distributed area to keep track of physical or environmental conditions. If each node in the network transmits the sensed data to the Base Station (BS), the energy consumption is very high which directly affects the network lifetime. By using clustering techniques, network lifetime can be prolonged by making Cluster Head (CH) to communicate with BS on behalf of other cluster members. We have proposed a Mobile Sink (MS) scheme where the sink node has more energy and resources compared to other sensor nodes. The sink node moves near the clusters and gathers the sensed data from the CH. Clustering is done and CHs are selected based on the Residual Energy (RE) parameter. Simulation results and analysis show that there is an improvement in throughput, delay, packet delivery ratio with reduction in energy consumption compared to schemes that use static sink or BS, where all the CHs communicate the gathered data from the clusters members to the static sink node. Thus mobile sink scheme increases the network lifetime by reducing energy consumption.

Extraction of Data Image in the Presence of Dense Fog using Back-Scattered Veil Detection Technique

Mutturaj B. Nidagundi, Rajani V.A, Prof. V P. Gejji, Prof. S S. Shanbhag · May 2017 · pp. 33-36

This paper proposes the technique of fog detection under the given scenario of back-veil scattering technique. This paper presents the overall scenario of detecting and analyzing the given input video is acquired and processed for fast processing and the expected results are discussed in this paper. The system is efficient in understanding and analyzing the visibility intensity and obstacle detection.

Review Paper on Impact of Attacks on MANET

Manpreet Kaur, Er. Manoj Kumar · May 2017 · pp. 37-39

MANET is infrastructure less and freelance network that consist varied nodes. MANET is mobile spontaneous network having ability to attach varied mobile nodes to every alternative. These nodes use wireless links to speak with one another. This temporary, low price network will connect little space folks, because it is temporary infrastructure less, having less variety of resources like low security live, low node life time and fewer authentication suggests that. The infrastructure less nature of painter makes it susceptible to varied attacks. Attacks square measure prone to occur if detective work and preventing algorithms fails to sight vulnerable threats and to seek out and take away malicious nodes. Thus, in MANET, attacks square measure significantly serious issue. during this paper, we've examined sure attacks in painter. Finally, we've compared some attacks exploitation some necessary parameters so self-addressed impact of attacks.

Review Paper on LEACH and Its Descendant Protocols in Wireless Sensor Networks

Kiranjot, Er. Manoj Kumar · May 2017 · pp. 42-45

A wireless sensor network (WSN) is a wireless network consisting of spatially distributed autonomous devices using sensors to observe physical or environmental conditions. The economical use of energy supply in a sensing element node is most fascinating criteria for prolong the life time of wireless sensing network. Thus planning economical routing for reducing energy consumption is the vital issue. Leach is one of the basic protocols in the clustering technique where hierarchical routing protocols will be used for minimizing the energy consumed in aggregation and diffusing. We have surveyed the state-of art of various hierarchical routing protocols that have been developed from the LEACH. This paper provide light on a number of the improve version of LEACH protocol. Finally this paper concludes with some comparison of descendents of LEACH with LEACH protocol.

Android based Secure Exam Management System to Prevent Impersonation

Ramesh Nagal, Prakash Nemkul, Dipesh Kr. Mandal, Naveen Kumar, Asha Joseph · May 2017 · pp. 46-49

Nowadays the users of android mobile are increasing rapidly, the works done by PCs are being implemented in smart phones. So E-learning is enhanced by M-learning. However, managing the exam and providing the security in open environment where each student has his/her own android device connected to a Wi-Fi network through which it is further connected to the internet can be a most challenging task. In such environments, various vulnerabilities may occur which may violate the exam such as students can exchange information over the network during exam time. Hence this paper aims to identify such vulnerabilities and provide the appropriate security services to ensure exam security.

IOT Based Smart Inverter Using Raspberry PI

Megha A Joshi, Kavyashree S · May 2017 · pp. 50-53

In this paper we are proposing for smart inverter integrating with raspberry pi which makes smart home .In this work a bi-level (Supervisory-Local) PV based micro grid configuration is proposed for low power residential applications. In the supervisory level a long-term control scheme is assigned to define the set points for local controllers. The local level is mainly formed from a set of controllers which are basically responsible to control the power electronic interfaces and converters. Within the supervisory level a dynamic price scheduling framework with load and solar energy forecasting is implemented using time series-based regression technique. In the local level, adaptive double mode controllers are developed to realize intelligent inverters with smart grid-tied (GT) capabilities and smooth transition between GT and stand-alone modes.

Railway Track Structural Health Analyzing System

Chandra Shekar N, Ashwin Santhosh, Vidya D, Punith H P, Darshitha KS · May 2017 · pp. 54-56

Most of the transportation and commercial activities are carried by railway network. Any trouble in this transportation increases crucial damage to the society also loss of human life. In general railway system to operate flawlessly constant monitoring of railway tracks, obstacle detection on the railway tracks and proper railway gate opening and closing without error is required. Currently railway track monitoring, obstacle detection and railway gate opening and closing is all done manually which is time consuming and not accurate, which involves high human errors. The monitoring process involves time and manpower for thousands of miles. Our proposed system is designed for continuous monitoring of railway track for crack detection and obstacles at the railway tracks using a combination of sensors. These sensors collect data and through computational false analysis the crack and obstacles are identified at the railway track. The collected data can help in finding the crack and obstacle at the railway track and avoid the major accidents of railway. In addition to it this prototype also provides an automated gate opening and closing system. This system saves time and is designed with low cost.

Dynamic Programming (G.A) & Incremental Approach Comparison for Reconductoring of Radial Distribution System

Ravi Ranjan Kumar, Uttam Kumar, Ravi Kumar Rajalwal · May 2017 · pp. 57-60

This paper presents the methodology for the selection of optimal conductors and reconductoring, in radial distribution systems by comparative study of the results obtained by conventional or incremental cost method and Genetic algorithm method (GA).The objective is to minimize the cost of distribution network and minimize the power losses in the system and to maximize the total saving in cost of conducting material while maintaining the acceptable voltage levels. The conductor and reconductoring, which is determined by genetic algorithm method will satisfy not only the maximum current carrying capacity and maintain acceptable voltage limits. It is observed that the Genetic Algorithm gives more optimised cost as compared to conventional method.

Voice Recognised Freehand Drawing Robotic Arm

Sharada PN, Narasimha Muthy RM · May 2017 · pp. 61-65

The mission of this project is to successfully apply this implementation in all sizes of educational organizations. Our corporate promises are; 1. Provide excellent human-machine relationship. 2. Provide the ability for robots to draw/write study related documents or figures. 3. Substantial growth in the field of e-learning. Our primary objective is to put forth vulnerable changes in educational environment by developing a new masterpiece that not only brings changes in mentioned field but also in the stream of ROBOTICS. Based on the user commands, the arm will be able to draw/write anything the user wishes to. This effort would definitely cause drastic change in e-learning .

QR Code Based Text To Speech Conversion

Deepak Moorty, Munazza Ruman, Nauman Irfan, Aishwarya K.R · May 2017 · pp. 66-69

QR codes, developed by a Japanese company, have been around for over fifteen years. With the advent of smart and Web capable mobile devices, we witness a steady growth of interesting commercial applications using QR codes. The main objective of our project is to provide people with a technology that can enable them to obtain information about anything by simply scanning the QR code. The scanning result in obtaining the text information of a particular specimen and this information is further converted into speech using specialized software.

Measuring a Mental Fatigue State by Analysis of EEG Signal Using S-transforms

Madhukar B N, Aksharamurali N, Kevin Gonsalves, Akhila Venugopal · May 2017 · pp. 70-72

This paper presents research that investigates the effects of mental fatigue on brain activity using electroencephalogram (EEG) signals. Since EEG signals are considered to be non-stationary, time-frequency analysis has frequently been used for analysis. The S-transform is a time-frequency analysis method and is used in this paper to analyze EEG signals during fatigue state. The output is compared with the EEG signals that are stored already in the system, so as to give the alert to the user about the fatigue state.

CFD Analysis of Evacuated Tube Heat Pipe Solar Water Heater

Prof. V. Y. Chaudhary, Bharat Kalamkar, Prashant Patel, Jignesh Mali, Pratik Patel · May 2017 · pp. 73-77

Use of solar radiations is the major obstacle in the application of thermal energy. Solar energy is one of the cleaner forms of renewable energy assets which achieve the need of people in the field of thermal energy. The study shows the use of solar energy with the help of CFD Analysis involving evacuated tube heat pipe which transforming radiation energy into useful heat. Presently use of nanofluids in solar thermal technology for heat transfer improvement is focus of interest. Geometry consists of two heat pipes. The working fluid used for heat pipe is water and Al2O3 respectively. The analysis conducted in ANSYS FLUENT 17. Temperatures at the outlet measured for both the cases. The heat absorption rate was more in the unit consisting Al2O3 as a working fluid inside the heat pipe. Thermal performance of nanofluid contains evacuated tube heat pipe solar water heater is improved than conventional evacuated tube heat pipe solar water heater (SWH). Also the effect of mass flow rate over the condenser and inclination angle on performance of evacuated tube heat pipe is also studied.

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