Browsing M Tech Dissertations by Title
Now showing items 800-819 of 820
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VIU content access layer intelligent & flexible content selection
(2020)For OTT media streaming products like VIU, it is really important to increase the consumption of media content as much as possible. To get the highest benefit, the user must stay on the platform and consume numerous content. ... -
Vocal tract length normalization for automatic speech recognition
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)Various factors affect the performance of Automatic Speech Recognition (ASR) systems. In this thesis, speaker differences due to variations in vocal tract length (VTL) are taken into account. Vocal Tract Length Normalization ... -
Voice Liveness Detection Using Modified Group Delay Functions
(2021)Automatic Speaker Verification (ASV) system is a key element of the voice biometric system. With the recent advancement in technology, spoofing attacks have also progressed drastically. In spoofing attack, attacker tries ... -
Voronoi diagram modelling for wireless Ad-Hoc sensor network coverage
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)This thesis aims at a basic geometrical understanding of Voronoi diagrams and Voronoi diagram modelling for Wireless Ad hoc Sensor coverage. What is known as the Fortune algorithm for constructing Voronoi diagrams is ... -
Vowel landmark detection for speech recognition
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)Landmarks are the time instants in a speech utterance which marks the important events such as vowels, glides and consonants. This thesis proposes a novel Vowel Landmark Detection (VLD) algorithm to locate vowel landmarks ... -
Wearable Sensing Device for Continuous Monitoring of Human Vital Signs
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)"Due to the emergence of autonomous sensor networks and low cost devices, continuous health monitoring is gaining interest. Blood Pressure (BP) is one of the important parameters as an indicator for cardiovascular diseases. ... -
Web content outlier detection using latent semantic indexing
(Dhirubhai Ambani Institute of Information and Communication Technology, 2007)Outliers are data elements different from the other elements in the category from which they are mined. Finding outliers in web data is considered as web outlier mining. This thesis explores web content outlier mining which ... -
Web services policy in grid
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)Service-oriented computing enables service providers to publish their business functionalities in the form of abstract contracts, which can be discovered by service consumers based on open and standard protocols. Enterprise ... -
Weblab: a framework for remote laboratories
(Dhirubhai Ambani Institute of Information and Communication Technology, 2005)Remote laboratories have been proposed and implemented in the past to address a number of issues, namely wider access to high-end expensive experiments, safety, and better resource utilization. However, the existing projects ... -
What does BERT learn about questions
(2020)Recent research in Question Answering is highly motivated by the introduction of the BERT [5] model. This model has gained considerable attention since the researcher of Google AI Language has claimed state-of-the-art ... -
Wideband active mixer with high gain and high linearity
(Dhirubhai Ambani Institute of Information and Communication Technology, 2015)An active mixer is presented with improved conversion gain and linearity over a wide range of frequency. The mixer is combined with a low noise amplifier which not only provides braodband input matching but also cancels ... -
Wideband active mixer with high gain and low noise figure
(Dhirubhai Ambani Institute of Information and Communication Technology, 2016)This work presents active double-balanced down converter mixer with some modification. Gilbert topology provide overall good gain and LO-RF isolation. It has poor noise figure performance. It is narrow band in terms of ... -
WideBand Dielectric Resonator Antenna at Ultra High Frequency (UHF) Band
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)"Dielectric Resonator antennas are widely used because of their low loss, high efficiency, small size and wider bandwidth.Now a days several research institutes make antenna with,low-profile design, wider operational ... -
Wind energy forecasting using recurrent neural networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2018)Wind energy has the potential to meet all our electricity demands and is a cost effective source of energy. Power operators dealing with the electricity generation from wind energy often face many problems due to the ... -
Wind turbine management system
(Dhirubhai Ambani Institute of Information and Communication Technology, 2020)Wind turbine power generation quantity is increasing at a much faster rate day by day in the field of power systems. And wind turbine failures lead to crucial financial losses. Therefore, it is very important to apply ... -
Wind turbine power generation monitoring system along with predictive maintenance to identify the mean breakage time
(2020)The wind turbine monitoring system is associated with electrical and control system failures through innovatively applying modern technologies like intelligent sensors, data acquisition along with the existing technologies ... -
Wireless LAN 802.11 security using elliptic curve cryptography
(Dhirubhai Ambani Institute of Information and Communication Technology, 2011)IEEE 802.11 is a standard defines the specification of Wireless Local Area Network (WLAN), came into existence in 1997. As communication medium is wireless, security is a major concern to protect the data from adversary. ... -
Wireless sensor network based automatic meter reading: WSNAMR
(Dhirubhai Ambani Institute of Information and Communication Technology, 2009)Automatic Meter Reading is technology evolved from 1995[3] or before, for remote collection of utilities measurement data which involve Electricity, Gas and Water etc. In this process of evolution every time new idea was ... -
Word segmentation and detection for Gujarati handwritten documents
(2020)In this fast-evolving world, documents in numerous regional languages are finding a prominent place on the internet. That is evident from the increasing use of regional languages on hoardings of advertisements, boards of ... -
WSN Network Analysis and Prediction using ML
(2020)Wireless sensor networks are a group of sensors that monitor and record the physical changes of the environment that change rapidly over time. This ability of WSNs help in various fields ranging from the engineering industry ...