Search results for: Renu Vig

Items from 1 to 20 out of 38 results

article

Impact of Variable Packet Length on the Performance of Heterogeneous Multimedia Wireless Sensor Networks

Suniti Dutt, Sunil Agrawal, Renu Vig

Wireless Personal Communications > 2019 > 107 > 4 > 1849-1863

Performance valuation of wireless sensor network (WSN) routing protocols calls for realistic data traffic models because of their application specific nature. Since energy limitations is a cardinal issue for WSNs, network lifetime has become a key performance metric. In the quest towards energy efficiency, data packet length is an essential factor, especially in the multimedia applications. On one...

article

Temperature-Robust Active Vibration Controller Using MWCNT/Epoxy Strain Sensor and PZT-5H Actuator

Gaurav Sapra, Manu Sharma, Renu Vig, Sukesha Sharma

Journal of Electronic Materials > 2019 > 48 > 6 > 3991-3999

Active vibration control (AVC) of a cantilevered beam using a multiwalled carbon nanotube (MWCNT)/epoxy nanocomposite strain sensor and piezoelectric actuator at elevated temperature has been performed. The resistance of the nanocomposite strain sensor varies nonlinearly with the change in temperature. To use a carbon nanotube (CNT) nanocomposite strain sensor in AVC applications, the temperature...

article

Development of Earthquake Event Detection Technique Based on STA/LTA Algorithm for Seismic Alert System

Satish Kumar, Renu Vig, Pawan Kapur

Journal of the Geological Society of India > 2018 > 92 > 6 > 679-686

Among natural disasters, earthquake is the most common calamity which result in a wide spectrum of destruction, loses of property and human life. In order to mitigate the damage impact, there is an urgent need to realize a technological solution for vital installations i.e. Seismic alert system (SAS). It is a solution to avert colossal loss as earthquake forecasting is not yet possible and is being...

article

Effect of processing conditions on the electrical resistance of MWCNT/epoxy nanocomposite based strain sensors

Gaurav Sapra, Parveen Kumar, Navin Kumar, Renu Vig, more

Journal of Materials Science: Materials in Electronics > 2018 > 29 > 22 > 19264- 19277

This paper presents fabrication methods for some Multi Walled Carbon Nano Tube (MWCNT)/epoxy composites. These nanocomposite are characterized with respect to temperature and strain. The effect of parameters such as sonication time, percolation threshold, film thickness, use of substrate and formation of electric contact have been observed. These nanocomposites are fabricated: (i) with mould without...

article

Cluster-Head Restricted Energy Efficient Protocol (CREEP) for Routing in Heterogeneous Wireless Sensor Networks

Suniti Dutt, Sunil Agrawal, Renu Vig

Wireless Personal Communications > 2018 > 100 > 4 > 1477-1497

A magnanimous number of collaborative sensor nodes make up a Wireless Sensor Network (WSN). These sensor nodes are outfitted with low-cost and low-power sensors. The routing protocols are responsible for ensuring communications while considering the energy constraints of the system. Achieving a higher network lifetime is the need of the hour in WSNs. Currently, many network layer protocols are considering...

article

Analysis and recognition of operations using SEMG from upper arm muscles

Karan Veer, Renu Vig

Expert Systems > 34 > 6 > n/a - n/a

Accurate muscular force estimation (from upper arm muscles) based on surface electromyogram forms an important issue in upper limb prosthetic design applications. The whole system consists of surface electrodes, signal acquisition protocols, and signal conditioning at different levels. Labview soft scope was used to acquire the surface electromyogram signal from the designed hardware. The study is...

article

Active vibration control of a beam instrumented with MWCNT/epoxy nanocomposite sensor and PZT-5H actuator, robust to variations in temperature

Gaurav Sapra, Manu Sharma, Renu Vig

Microsystem Technologies > 2018 > 24 > 3 > 1683-1694

Multi walled carbon nano tube (MWCNT)/epoxy nanocomposite strain sensor and piezoelectric actuator pair are used in active vibration control (AVC) of a smart cantilevered beam. Due to different coefficients of thermal expansion of MWCNT and epoxy, the resistance of carbon nanotube/epoxy based strain sensor changes nonlinearly with change in temperature. The temperature dependence of CNT based strain...

article

Identification of ISL Alphabets Using Discrete Orthogonal Moments

Bineet Kaur, Garima Joshi, Renu Vig

Wireless Personal Communications > 2017 > 95 > 4 > 4823-4845

In this paper, discrete orthogonal moment-based shape features up to 5th order are proposed for Indian sign language (ISL) recognition system. The shape recognition capability of discrete orthogonal moment-based local features is verified on two databases. These include the standard Jochen-Triesch’s database and 26 ISL alphabets. The ISL alphabets are collected on both uniform and complex backgrounds,...

chapter

Feature selection using soft computing algorithms in biometrics

Suneet Narula Garg, Renu Vig, Savita Gupta

2017 International Conference on Inventive Systems and Control (ICISC) > 1 - 5

2017 International Conference on Inventive Systems and Control (ICISC)

With the advancement in technology the main issue which exists in every field is security. Biometrics gave solution to this major issue but now a day there is more chances to generate forged biometric traits and also no biometric system is fully secure. So, there is need to generate an efficient biometric system. Biometric system works with the features of biometric traits. Sometimes these features...

article

Performance analysis of FBMC-CR through optimization: tradeoff between various performance parameters in the cognitive radio environment

A. S. Kang, Renu Vig

Telecommunication Systems > 2017 > 65 > 4 > 567-589

This paper provides the detailed simulation analysis of Filter Bank Multicarrier Cognitive Radio for doing tradeoff between the parameters of cognitive radio for achieving optimum performance. An attempt for tradeoff between different transmission-radio environment parameters has been done as this leads to an increase in spectrum efficiency by decreasing the spectral leakage which provides optimal...

chapter

Multimodal biometric system based on decision level fusion

Suneet Narula Garg, Renu Vig, Savita Gupta

2016 International Conference on Signal Processing, Communication, Power and Embedded System (SCOPES) > 753 - 758

2016 International conference on Signal Processing, Communication, Power and Embedded System (SCOPES)

A Biometric Framework is one of the crucial Pattern Recognition Framework that are utilized for recognizing individuals utilizing distinctive Biometric Characteristics. The Authentication System design using single modality may not fulfill the prerequisite of requesting applications in term of properties, for example, Accuracy, Acceptability and Performances. Due to its limitations, Multimodal Biometrics...

chapter

Identification of MIMO Systems by Input-Output Takagi-Sugeno Fuzzy Models

Nirmal Singh, Renu Vig, J. K. Sharma

Lecture Notes in Computer Science > Computational Science - ICCS 2001 > Late Submissions > 1050-1059

The extraction of fuzzy information out of raw data is very important and contains saving potential for science and engineering applications. The fuzzy models from this information can be used for different purposes in various applications because of their transparency. A number of techniques have been introduced to construct fuzzy models from emasured data. Relatively little attention has been devoted...

chapter

FPGA implementation of RSA based on carry save Montgomery modular multiplication

Rupali Verma, Maitreyee Dutta, Renu Vig

2016 International Conference on Computational Techniques in Information and Communication Technologies (ICCTICT) > 107 - 112

2016 International Conference on Computational Techniques in Information and Communication Technologies (ICCTICT)

Modular multiplication determines the efficiency of RSA cryptosystem as modular multiplication is core operation in RSA. The efficiency of modular multiplication can be improved by algorithmic improvement. The long operands in Montgomery modular multiplication can be added with carry save adders. Implementation of carry save adders on FPGAs require more area. This paper presents the implementation...

chapter

A multi-class hand gesture recognition in complex background using Sequential minimal Optimization

Sheenu, Garima Joshi, Renu Vig

2015 International Conference on Signal Processing, Computing and Control (ISPCC) > 92 - 96

2015 International Conference on Signal Processing, Computing and Control (ISPCC)

This paper presents a novel approach for hand gesture recognition in complex background images. The method is based on Histograms of Orientation Gradient (HOG) which in independent of segmentation task followed by Sequential minimal Optimization (SMO). In our experiment we use benchmark Jochen-Triesch database for hand gesture recognition under complex and clutter background. In addition to this perturbation...

chapter

Analysis of shape recognition capability of Krawtchouk moments

Bineet Kaur, Garima Joshi, Renu Vig

International Conference on Computing, Communication & Automation > 1085 - 1090

2015 International Conference on Computing, Communication & Automation (ICCCA)

In this paper, Krawtchouk invariant moments are used as features for object recognition. For hand images, the performance of Krawtchouk moments in terms of recognition accuracy, rotational invariance, scale invariance, computational time and feature vector size, has been analysed. A user independent dataset for 21 subjects under varying illumination conditions is created. A comparative analysis with...

chapter

Histograms of orientation gradient investigation for static hand gestures

Sheenu, Garima Joshi, Renu Vig

International Conference on Computing, Communication & Automation > 1100 - 1103

2015 International Conference on Computing, Communication & Automation (ICCCA)

In this paper, Histograms of Orientation Gradient (HOG) algorithm is used to identify the static hand gestures. Experimental results show that HOG descriptor is a better shape descriptor than existing feature sets for gesture recognition. The overall algorithm has only three main steps; pre-processing, feature extraction and classification. It completely omits the segmentation phase. SVM is used for...

chapter

A review on energy based spectrum sensing in Cognitive Radio Networks

Meenakshi Malhotra, Inderdeep Kaur Aulakh, Renu Vig

2015 International Conference on Futuristic Trends on Computational Analysis and Knowledge Management (ABLAZE) > 561 - 565

2015 International Conference on Futuristic Trends on Computational Analysis and Knowledge Management (ABLAZE)

Cognitive Radio Networks is considered as the solution to the problem of limited bandwidth which arises in the wireless networks. Spectrum sensing is an important issue of CRNs. Spectrum sensing involves the sensing of the licensed user signal, then allowing the unlicensed user to use the free spectrum band in the network. The energy based spectrum sensing techniques in CRNs become important in battery...

chapter

Early-word-based montgomery modular multiplication algorithm

Rupali Verma, Maitreyee Dutta, Renu Vig

2015 2nd International Conference on Signal Processing and Integrated Networks (SPIN) > 595 - 600

2015 2nd International Conference on Signal Processing and Integrated Networks (SPIN)

Modular multiplication is basic operation in public key cryptosystems like RSA. Montgomery modular multiplication being efficient is widely used. It is based on additions and shift operations. Each iteration requires a right shift, therefore in a word based architecture a complete word is not formed at end of iteration. This paper presents compute early word based scalable Montgomery architecture...

article

Computer Aided BER Performance Analysis of FBMC Cognitive Radio for Physical Layer Under the Effect of Binary Symmetric Radio Fading Channel

Ankur Singh Kang, Renu Vig

Wireless Personal Communications > 2015 > 82 > 3 > 1263-1278

The wireless communication has undergone a revolution due to advancements in technology. For each new user or application to be a part of communication network the preliminary requirement is the allocation of frequency spectrum band. This frequency band is a limited resource and it is impossible to expand its boundaries. So the need is to employ intelligent, adaptive and reconfigurable communication...

article

Data collection model for energy-efficient wireless sensor networks

Nidhi Gautam, Sanjeev Sofat, Renu Vig

Annals of Telecommunications > 2015 > 70 > 11-12 > 501-511

To deal with real life scenarios for wireless sensor networks with uneven contours, connectivity issues, and dropping packets, heterogeneous sensors became the vital factor to enhance its capability in terms of energy efficiency and end-to-end packet delay. In recent times, end-to-end packet delay has a significant role in wireless sensor networks along with energy efficiency and network lifetime...

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INFONA - science communication portal

Search results for: Renu Vig

Impact of Variable Packet Length on the Performance of Heterogeneous Multimedia Wireless Sensor Networks

Temperature-Robust Active Vibration Controller Using MWCNT/Epoxy Strain Sensor and PZT-5H Actuator

Development of Earthquake Event Detection Technique Based on STA/LTA Algorithm for Seismic Alert System

Effect of processing conditions on the electrical resistance of MWCNT/epoxy nanocomposite based strain sensors

Cluster-Head Restricted Energy Efficient Protocol (CREEP) for Routing in Heterogeneous Wireless Sensor Networks

Analysis and recognition of operations using SEMG from upper arm muscles

Active vibration control of a beam instrumented with MWCNT/epoxy nanocomposite sensor and PZT-5H actuator, robust to variations in temperature

Identification of ISL Alphabets Using Discrete Orthogonal Moments

Feature selection using soft computing algorithms in biometrics

Performance analysis of FBMC-CR through optimization: tradeoff between various performance parameters in the cognitive radio environment

Multimodal biometric system based on decision level fusion

Identification of MIMO Systems by Input-Output Takagi-Sugeno Fuzzy Models

FPGA implementation of RSA based on carry save Montgomery modular multiplication

A multi-class hand gesture recognition in complex background using Sequential minimal Optimization

Analysis of shape recognition capability of Krawtchouk moments

Histograms of orientation gradient investigation for static hand gestures

A review on energy based spectrum sensing in Cognitive Radio Networks

Early-word-based montgomery modular multiplication algorithm

Computer Aided BER Performance Analysis of FBMC Cognitive Radio for Physical Layer Under the Effect of Binary Symmetric Radio Fading Channel

Data collection model for energy-efficient wireless sensor networks

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