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Now showing items 41-46 of 46
Detection of tampering in digital images using feature based hash generation
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
Recent years have witnessed an exponential growth in the use of digital images due to development of high quality digital cameras and multimedia technology. Easy availability of user-friendly image editing software has ...
Physical layer security: secrecy capacity analysis for multiuser networks using joint SVD-GSVD precoding technique
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
In this thesis, the problem of Physical Layer (PHY) Security is considered. This problem deals with secure signal transmission for a Multiple-Input Multiple-Output (MIMO) system using a relay i.e. the signal is transmitted ...
Ontology development and query execution for an agro-advisory system
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
In agriculture domain, farmers have queries regarding crop, soil, climate, cultivation process, disease, and pest. They express their queries in a natural language which are usually answered by agriculture experts. Due to ...
Integration of restful services in an agro-advisory system
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
In the current age, a very large amount of data relating to the agricultural domain like weather information, soil health status etc is being collected using different sources like remote satellites and sensors. But it is ...
Analysis of voice biometric attacks: detection of synthetic vs natural speech
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
The improvement in text-to-speech (TTS) synthesis also poses the problem of biometric attack on speaker verification system. In this context, it is required to analyse the performance of these system for false acceptance ...
Virtual machine migration for back-end mashup application
(Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
Cloud computing provides a computing platform for the users to meet their demands in an efficient way. Virtualization technologies are used in the clouds to aid the efficient usage of hardware. Virtual machines are utilized ...