Browsing M Tech Dissertations by Title
Now showing items 710-729 of 820
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Sophia - ELK Tool
(2020)Octro Inc is one of the fastest-growing mobile gaming companies around. It aims to develop productive applications for mobile devices. The company is engaged in creating mobile gaming platforms. Some of their recent gaming ... -
Space-time coding techniques for multiple antenna communications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)Mobile communications has seen an explosive growth in the past decade. The reason for this growth can be traced to the increasing demand by the consumers for communication systems capable of exchanging information “anytime, ... -
SPARQL query optimization
(Dhirubhai Ambani Institute of Information and Communication Technology, 2011)Query Optimization is the process of selecting the most efficient query evaluation plan among the many strategies possible for processing a given query, especially if the query is complex. The users are not expected to ... -
SPARQLGen: generation of SPARQL from pseudo BGP
(Dhirubhai Ambani Institute of Information and Communication Technology, 2012)SPARQL is the querying language and communication protocol for communicating with RDF data sources. SPARQL query requires knowledge of URIs of bound values in the triple patterns and ontological schema used by dataset. ... -
Sparse representation and fisher discriminant criterion based dimensionality reduction for face recognition
(2020)Dimensionality Reduction(DR) is a very popular topic in the field of pattern recognition. Generally, Practical applications like face recognition, object classification, and text categorization include high dimensional ... -
Speaker recognition over VoIP network
(Dhirubhai Ambani Institute of Information and Communication Technology, 2011)This thesis deals with the Automatic Speaker Recognition (ASR) system over narrowband Voice over Internet Protocol (VoIP) networks. There are several artifacts of VoIP network such as speech codec, packet loss and packet ... -
Spectral estimation using WRLS algorithm for multiband detection
(Dhirubhai Ambani Institute of Information and Communication Technology, 2008)Signal parameter estimation in the presence of noise has been a key area of research. Many applications have benefited from advancements made in this field within the last two decades. The method proposed in the thesis ... -
Spectro-temporal features based automatic speech recognition
(Dhirubhai Ambani Institute of Information and Communication Technology, 2015)ASR technology has found its application in almost every field in life. Today‟s world cannot be considered as noise-free and deploying ASR technology in such environments would incorporate the challenge to deal with various ... -
Spectrum sensing in cognitive radio networks
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)In this thesis, we consider the problem of secondary users’ selection for cooperative spectrum sensing in cognitive radio networks. We assume that the secondary users involved in sensing transmit their spectral energy ... -
Spectrum sensing in cognitive radio using quickest change detection framework
(Dhirubhai Ambani Institute of Information and Communication Technology, 2015)Spectrum sensing is a term associated with detection of primary (licensed) users (PU) by secondary (unlicensed) users (SU) to pursue opportunistic transmission of their data. The problem of spectrum sensing is challenging ... -
Speech driven facial animation system
(Dhirubhai Ambani Institute of Information and Communication Technology, 2006)This thesis is concerned with the problem of synthesizing animating face driven by new audio sequence, which is not present in the previously recorded database. The main focus of the thesis is on exploring the efficient ... -
Speech enhancement using microphone array for hands-free speech applications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2004)This thesis addresses the problem of multi-microphone speech enhancement using GSVD (Generalized singular value decomposition) based optimal filtering algorithm. This algorithm does not require any sensitive geometric ... -
SQL-GQL inter-query translation for Google App engine datastore
(Dhirubhai Ambani Institute of Information and Communication Technology, 2012)On demand services, usage based pricing, and scalability features of cloud computing has attracted many customers to move their applications into cloud. But different cloud service providers are using different standards ... -
State space based channel modelling
(Dhirubhai Ambani Institute of Information and Communication Technology, 2010)xAbstract: An efficient channel estimation of single-input single output (SISO)/multiple-input multiple-output (MIMO) wireless channel is required for analysis, prediction, fault detection, channel equalization and ... -
Statistical co-analysis, robust optimization and diagnosis of USB 2.0 system for signal and power integrity
(Dhirubhai Ambani Institute of Information and Communication Technology, 2009)Signal Integrity (SI) and Power Integrity (PI) are the most critical issues as semiconductor industry is moving towards higher operational speeds. Signal integrity and power integrity are such issues that should be looked ... -
Statistical delay modeling and analysis for system on chip
(Dhirubhai Ambani Institute of Information and Communication Technology, 2006)It is seen that designing using conventional methodologies in Deep Sub Micron geometries, at times, ends up in very pessimistic design and less yield. This is because, today’s tools don’t consider statistical variation of ... -
Structural properties of realization graphs
(2020)All graphs considered in this thesis are simple undirected graphs with finite, nonempty vertex sets. Degree sequence is one of the simplest terms associated with a graph. However, most graph families are not degree determined. ... -
Structure indexed vertical partition and query execution for RDF data
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)The Semantic Web is an effort by the W3C to enable integration and sharing of data across different applications and organizations. Tremendous growth of organizations and applications across World Wide Web requires the ... -
Studies on transcription, classification and detection of obstruents
(Dhirubhai Ambani Institute of Information and Communication Technology, 2013)Speech is the powerful mode of communication among the people. During the last few decades, there has been growing interest in speech related research all over the world. To develop algorithms for automatic speech recognition ... -
Study and analysis of primary database operations using single node hadoop cluster
(Dhirubhai Ambani Institute of Information and Communication Technology, 2015)MapReduce framework and Hive query language are widely used for large data processing in Hadoop system. Nowadays media, corporates and government organizations are generating a very large amount of raw data. This rises new ...