Now showing items 81-100 of 1001

    • Classification of Polarimetric SAR Images 

      Chaudhari, Nilamben (2021)
      Classification of terrain into different ground covers is one of the predominant applications of polarimetric SAR images. TheWishart classifier works well for major classification tasks. However, it is effective only for ...
    • Automated Conversion of Natural Language Textual Specifications into Requirement Templates (RTs) 

      Shah, Parv (2021)
      The requirement gathering phase is the fundamental part of any software development project as it formally defines the project by generating the list of requirements that are extracted by interviewing and understanding all ...
    • MBE: Client Side Secure Data Deduplication Based on Merkel Tree 

      Joshi, Kriti (2021)
      Several secure data deduplication protocols are recently proposed to maintain unique data copies at the cloud service providers (CSP’s) and utilize the storage space efficiently. Though many Message Locked Encryption (MLE) ...
    • Security and Privacy concerns in Voice Assistants Devices 

      Trivedi, Revant (2021)
      Voice assistant devices are the new generation devices which provides voice interfaces to interact. They are backed with powerful technologies and service providers. These devices perform various tasks by just providing ...
    • 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 - ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • Beamforming using learning based algorithms 

      Parekh, Naitik (2020)
      With an increasing number of subscribers to the terrestrial cellular satellite-based services, there is a resultant rise in the demand for the data rate, and there is a growing need for advanced antenna and signal processing ...
    • Commonsense validation and explanation 

      Makwana, Vivek H. (Dhirubhai Ambani Institute of Information and Communication Technology, 2020)
      Common-sense reasoning[1] is a field of artificial intelligence and machine learning that focuses on helping computers understand and interact with people more naturally by finding ways to collect these assumptions and ...
    • Comparison and analysis of channel coding schemes for 5G mobile communication 

      Gupta, Naimishi (Dhirubhai Ambani Institute of Information and Communication Technology, 2020)
      This thesis aims to do a Detailed investigation of the performance of Convolutional, Turbo, Low-Density Parity-Check (LDPC), and Polar codes which are the high-performance channel coding schemes for 5G mobile communication. ...