Search
Now showing items 21-29 of 29
Online learning to rank
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"Ranking of the documents has been always a prominent area of research in IR community. Most of the techniques for learning to rank evolved around Cranfield paradigm, in which supervised and semi-supervised machine learning ...
Digital implementation of orthogonal frequency division multiplexing
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"OFDM (Orthogonal Frequency Division Multiplexing) is the most important part of 4G and 5G technology which is adopted by many standards because of its various advantages. In this thesis, firstly prototype of OFDM system ...
Forward problem solution of microwave head imaging using finite difference time domain method
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"Currently, Neurological examinations followed by medical imaging with CT Scan, MRI or Angiography are used to provide better identification of the location and the type of the stroke and cancer in human head, however they ...
Cooperative spectrum sensing via dynamic scheduling of secondary users
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"Spectrum sensing is a key function in cognitive radio to identify spectrum holes without interference to licensed/primary users (PUs). To overcome issues such as, multipath and shadowing co-operative spectrum sensing has ...
Video De-noising using graph signal processing
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"Depth map videos have distinct characteristics and usually they are known as piecewise smooth (PWS) videos. Due to this characteristics, they are different from the natural videos as they have objects with sharp edges and ...
Pattern based partitioning and distribution for sensor data
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"Nowadays there has been a rapid growth in the number of RDF data based applications. The data requests are of categories like real time request, critical contents, swift analysis etc. Query Processing Time is a very big ...
Implementation of RSA-Decryption module ob FPGA
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"This work proposes a performance improved Montgomery Multiplication (MM)
architecture and an area improved Montgomery Multiplication architecture which can be used in Montgomery exponential operation. In this architectures, ...
FPGA Implementation of an Improved Proportionate Normalized Least Mean Square Algorithm
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"Adaptive algorithms find various applications in signal processing to estimate unknown signal statistics. Using the error signal as feedback, the filter’s efficients are updated and equals the unknown system coefficients. ...
Auditing access to private DATA by android applications
(Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
"The capabilities of the mobile device are extended in various useful by Android applications. But with the usefulness and swift advancement of Android, its security issues have also become more and more alarming. The more ...