Theses and dissertations: Recent submissions

Now showing items 221-240 of 1148

    • Compressive Sensing based Channel Estimation for Orthogonal Time Frequency Space (OTFS) 

      M V, S Chandra Kishan (2021)
      High speed mobility is a challenging case in wireless communication where orthogonal frequency division multiplexing (OFDM) performance degrades due tohigh Doppler effect. A new modulation scheme orthogonal time frequency ...

    • Image Captioning Using Visual And Semantic Attention Mechanism 

      Patel, Abhikumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2021)
      Image captioning is a method of generating captions/descriptions for the image. Image captioning have many applications in various fields like image indexing for content based image retrieval, Self-driving car, for visually ...

    • 3D object Classification 

      Pandit, Rishabh (Dhirubhai Ambani Institute of Information and Communication Technology, 2021)
      This thesis deals with the task of classifying 3D Objects. Nowadays, 3D object classification is used in robotics, self-driven cars, etc. To organize any object, we need local and global representation. As humans, we ...

    • Algorithmic Trading using Machine Learning 

      Soni, Maulik (Dhirubhai Ambani Institute of Information and Communication Technology, 2021)
      This works aims to understand the different factors which influence the stock market and further use those factors to forecast its future values. The Nifty50 and NiftyBANK under National Stock Exchange India(NSE India) are ...

    • Query Processing in Different Domains 

      Mishra, Sonal (Dhirubhai Ambani Institute of Information and Communication Technology, 2021)
      In this modern era, digital content is exploding in every domain. Biomedical domain is also no exception.In this modern era, digital content is exploding in every domain. Biomedical domain is also no exception. Finding ...

    • Privacy Preserving Evaluation of a Web-Based Questionnaire 

      Lata, Shubham (2021)
      This thesis focuses on methods of evaluation of web-based multiple choice type questionnaire, such as online examination and online surveys, in a privacy preserving process. Two styles of questionnaire are discussed, their ...

    • Deduplication On Cloud Storage 

      Gosai, Bhautik (2021)
      Day by day people are moving towards cloud storage for ease of accessibility, availability, security etc. Data Deduplication helps cloud storage to utilize storage space efficiently. Deduplication process is easy when data ...

    • 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 ...