Now showing items 1-20 of 835

    • 3D shape deformations : a lie group based approach 

      Bansal, Sumukh (Dhirubhai Ambani Institute of Information and Communication Technology, 2020)
      3D shapes are ubiquitous in many fundamental tasks of computer graphics and geometry processing. For many applications, new shapes have to be generated from the existing ones, for which it it imperative to understand and ...
    • Investigating into a light-weight reconfigurable VLSI architecture for biomedical signal processing applications 

      Jain, Nupur (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      The Body Sensor Network systems consist of signal acquisition and processing blocks along with Power Management Unit and radio transmission capabilities. The high power consumption of the radio transmission is often ...
    • Compressive sampling architecture for wideband communication 

      Prakash, Chandra (Dhirubhai Ambani Institute of Information and Communication Technology, 2020)
      This dissertation proposes a novel Compressive Sampling (CS) scheme for Sub-Nyquist Spectrum Sensing (SNSS) of spectrally sparse wideband signals. A novelty of our proposed SNSS scheme resides in the analog front-end. We ...
    • On heterogeneous distributed storage systems: bounds and code constructions 

      Gopal, Krishna (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      In Distributed Storage Systems (DSSs), usually, data is stored using encoded packets on different chunk servers. In this thesis, we have considered heterogeneous DSSs in which each node may store a different number of ...
    • Voice conversion: alignment and mapping perspective 

      Shah, Nirmesh J. (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Understanding how a particular speaker is producing speech, and mimicking one's voice is a difficult research problem due to the sophisticated mechanism involved in speech production. Voice Conversion (VC) is a technique ...
    • Facial expression recognition: feature based approaches to deep learning techniques 

      Sujata (Dhirubhai Ambani Institute of Information and Communication Technology, 2020)
      Facial expression recognition (FER) is a problem of pattern recognition that invites the attention of computer vision researchers for the last three decades. However, the problem is still alive due to challenges such as - ...
    • Investigation into radiation hardening techniques on differential receiver and power management unit in 0.8um CMOS for space applications 

      Kasodniya, Sanjay Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      This report details out radiation hardening techniques, their implementation on Di erential Receiver and Power Management Unit. Dierential Receiver ASIC is designed with addressable, synchronous and asynchronous features ...
    • Hybrid partitioning and distribution of RDF data 

      Padiya, Trupti (Dhirubhai Ambani Institute of Information and Communication Technology, 2018)
      RDF is a standard model by W3C specifically designed for data interchange on the web. RDF was established and used for the development of the semantic web. However, nowadays RDF data is being used for diverse domains and ...
    • On designing DNA codes and their applications 

      Limbachiya, Dixita (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Bio-computing uses the complexes of biomolecules such as DNA (Deoxyribonucleic acid), RNA (Ribonucleic acid) and proteins to perform the computational processes for encoding and processing the data. In 1994, L. Adleman ...
    • MMIC based high power transmit/receive and receive protection switches with integrated LNAs 

      Rao, Ch. V. Narasimha (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      The conventional high power microwave signal switching component is the Silicon/GaAs PIN diode, while the recently GaN pHEMT devices are being used for this application. GaAs FET, used as switching element as a PIN diode ...
    • Microblog processing : summarization and impoliteness detection 

      Modha, Sandip Jayantilal (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Social Media is an excellent source for studying human interaction and behavior. Sensing social media such as Facebook and Twitter, by the smart autonomous application empower its user community with real-time information ...
    • Investigation into a low cost low energy IoT enabled wireless sensor node for particulate matter prediction for environmental applications 

      Shah, Jalpa Bharatkumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      In recent years, increased transportation, removal of trees for making buildings, establishment of new industries, are the main sources of increased pollution. Increased pollution is one of the major challenge faced by all ...
    • Adaptive techniques to improve the efficiency of GaN based SSPAs (up to C Band) for geo synchronous satellites 

      Doshi, Ramesh J. (Dhirubhai Ambani Institute of Information and Communication Technology, 2018)
      In this thesis, various adaptive techniques to improve the efficiency of Solid State Power Amplifier (SSPA) for Geo Synchronous Satellite are presented. The Microwave Power Amplifiers (MPAs) being the most important ...
    • Design of leaf cell layouts for memory compiler 

      Nagaich, Esha (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Digital layouts are designed in such a way that it should have minimum area and hence lesser delay.On the contrary analog layouts are made using best matching technique so as to provide same environment to each transistors.In ...
    • Experiment-based approach to understand delay tolerant network 

      Kakran, Bhoomiti (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Dissemination of information in challenged environments such as place with nonavailability of cellular services, post-disaster situations, remote place, disruption min network is often a difficult task. This is due to lack ...
    • DCA : (Data capturing application) 

      Batada, Arlene (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Imagine an institute with thirteen departments functioning under it. Now imagine most of these departments functioning with their own methodology, and most of them using their own software system. Can you think of a scenario ...
    • Multi-crop classi cation using hyperspectral data: comparison of classical machine learning and convolutional neural network techniques 

      Ghodgaonkar, Abhijeet (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Hyperspectral remote sensing is one of the most exciting elds of remote sensing with the enormous size of data due to high spectral resolution. Hyperspectral data has both spatial and spectral components making a datacube ...
    • Emerging On-Chip interconnects for futuristic integrated circuit design 

      Shah, Urmi (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Performance of VLSI technology is strongly influenced by interconnect delay. Scaling of ICs leads to many signal integrity issues. The demand for high speed, low power and compact chip size have led on-chip interconnects ...
    • ECG-PPG device for real time detection of various cardiovascular diseases 

      Vora, Yash (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      The mortality rate in men and women around the world is increasing every year due to Cardiovascular diseases (CVD). Patients having high probability of cardiac abnormalities have to get it identified as early as possible ...
    • Study of transactional synchronization extensions (TSX) feature in x86 processor architecture 

      Jain, Jiket (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      Improving performance has always been at the center of a new CPU design. Simultaneous Multi-Threading is one of the ways to achieve better performance in terms of CPU utilization. In case of Multi-Threading, threads share ...