Now showing items 162-181 of 820

    • Data aware hybrid partitioning technique and query execution for RDF data 

      Rajkotiya, prashant (Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
      Storage of huge semantic web data using relational techniques has been an important research issue in web databases. Semantic web data is Resource Description Framework (RDF) data. Triple store technique is very inefficient ...
    • Data blocking for partitioned data 

      Deore, Prajakta Balwant (Dhirubhai Ambani Institute of Information and Communication Technology, 2018)
      Since last few years the data consumed and produced by various applications is increasing tremendously. This thesis aims to achieve faster query processing for this data. The overall work of the thesis is divided into ...
    • Data warehousing and analytics for chatbot 

      Mehta, Nishi (Dhirubhai Ambani Institute of Information and Communication Technology, 2020)
      For businesses it has become mandatory to solve the issues and problems that the customers are facing to ensure the customer loyalty. Man has always looked to take help of machines to remove human intervention and once ...
    • 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 ...
    • Decoupling delay and bandwidth in stateless core networks 

      Shah, Parag (Dhirubhai Ambani Institute of Information and Communication Technology, 2006)
      The use of network applications like VoIP, video conferencing and online stock marketing has greatly increased over the past few years. These applications require performance bounds on bandwidth, delay and delay variations ...
    • 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 ...
    • Deep Learning based approach for Handwritten Gujarati Word Image Matching 

      Javia, Riya Pankajkumar (2021)
      Information retrieval from scanned handwritten digital copies is a very challenging task especially in Indian scripts like Gujarati due to the presence of joint and conjuct characters as well as matras, cursive nature and ...
    • Deep learning based image super-resolution 

      Madhu, Prathmesh Rajesh (Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
      Super-resolution is an algorithmic approach to increase the spatial resolution ofan image. In areas like medical imaging, satellite image processing, biometrics,robotics, text to speech conversion, optical character ...
    • Deep Learning for Severity Level-based Classification of Dysarthria 

      Gupta, Siddhant (2021)
      Dysarthria is a motor speech disorder in which muscles required to speak somehow gets damaged or paralyzed resulting in an adverse effect to the articulatory elements in the speech and rendering the output voice unintelligible. ...
    • Deep learning techniques for speech pathology applications 

      Purohit, Mirali Virendrabhai (2020)
      Human-machine interaction has gained more attention due to its interesting applications in industries and day-to-day life. In recent years, speech technologies have grown rapidly because of the advancement in fields of ...
    • Defending machine learning models against adversarial attacks using GANs 

      Malaviya, Shubham M. (Dhirubhai Ambani Institute of Information and Communication Technology, 2019)
      We have used Generative Adversarial Network (GAN) to defend against adversarial attacks. Pixel-wise and perceptual distance measures for images are used in the GAN training. We have used five different distance measures, ...
    • Depth from defocus 

      Khatri, Nilay (Dhirubhai Ambani Institute of Information and Communication Technology, 2010)
      With the recent innovations in 3D technology accurate estimation of depth is very fascinating and challenging problem. In this thesis, a depth estimation algorithm, utilizing Singular Value Decomposition to compute orthogonal ...
    • Design & layout of a low voltage folding & interpolation ADC for high speed applications 

      Tiwari, Sandeep Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2012)
      Analog to Digital Converters (ADC) and Digital to Analog Converters (DAC) plays a vital role in mixed analog signalling, communication and digital signal processing world. Now a day, the demand for designing of high ...
    • Design and Analysis of Active RF Mixer for Wideband Communication System 

      Mangukiya, Chiragkumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
      "This work presents active RF double-balanced down converter mixer with some modification and new techniques. Gilbert topology provides overall good gain and LO-RF isolation. It has poor noise figure performance. It is a ...
    • Design and Analysis of analog and 4 bit RF MEMS Phase Shifter 

      Lata, Vinay (Dhirubhai Ambani Institute of Information and Communication Technology, 2017)
      "In this thesis, analog and digital X-band phase shifters have been designed for the application in radar technology and missile controlling. All basic design designing technology of digital phase shifters have been defined ...
    • Design and analysis of energy aware protocol-MPEARLE 

      Mythili, S. (Dhirubhai Ambani Institute of Information and Communication Technology, 2004)
      Due to the technological advances and development in the field of micro electronic devices, the availability of compact, high-performance, customizable, intelligent devices at low cost has become reality. 'Wireless Sensor ...
    • Design and Analysis of Energy Neutral Wireless Sensor Nodes for Health and Environmental Monitoring Applications 

      Pokhara, Ankur (Dhirubhai Ambani Institute of Information and Communication Technology, 2016)
      This thesis demonstrates investigation of an Energy Neutral System using EnergyHarvesters for Wireless Sensor Nodes (WSNs). For this purpose, we have implementedan Energy Harvesting system which consists of three parts: ...
    • Design and Analysis of Graphene Based Microstrip Patch Antenna at 7 THz 

      Pala, Vidhi (2021)
      The need for high-speed transmission of information has extensively increased in today’s wireless and communication world. For an effective antenna design, material, and peripheral circuit to it are important parameters ...
    • Design and analysis of ultra wideband low noise amplifier 

      Dhami, Aarushi (Dhirubhai Ambani Institute of Information and Communication Technology, 2018)
      With the advent of wireless technology, ultra wide band systems due to their fast data rate transmission have gained momentum. One of the basic building blocks of the receiver - Low Noise Amplifier (LNA) has seen various ...
    • Design and development of an ontology for an agriculture information system 

      Goyal, Shweta (Dhirubhai Ambani Institute of Information and Communication Technology, 2007)
      Conceptual structures (Information theory); Knowledge representation (Information theory); Semantic networks (Information theory). Traditional sources of information like books, agricultural extension officer are unable ...