Division of Electrical, Electronics, and Computer Science (EECS): Recent submissions
Now showing items 901-920 of 1304
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On The Complexity Of Grobner Basis And Border Basis Detection
(2013-06-14)The theory of Grobner bases has garnered the interests of a large number of researchers in computational algebra due to its applications not only in mathematics but also in areas like control systems, robotics, cryptography ... -
Construction Of Equivalent Circuit Of A Single Isolated Transformer Winding From Frequency Response
(2013-06-14)Frequency response analysis (FRA) of transformers is universally accepted as a highly sensitive tool to detect deformations in its windings. This is evident from the fact that customized commercial equipment (popularly ... -
Design & Implementation Of Low Power Sigma Delta ADCs For Wide Band Applications
(2013-06-13)This thesis focuses on the design and implementation of low power Σ∆ ADCs in 130 nanometer CMOS technology. The design issues in the implementation of a third order ADC with a multi-bit and single bit quantizer are discussed. ... -
Modeling, Optimization And Design Of A Solar Thermal Energy Transport System For Hybrid Cooking Application
(2013-06-12)Cooking is an integral part of each and every human being as food is one of the basic necessities for living. Commonly used sources of energy for cooking are firewood, crop residue, cow dung, kerosene, electricity, liquefied ... -
Optimum Event Detection In Wireless Sensor Networks
(2013-06-12)We investigate sequential event detection problems arising in Wireless Sensor Networks (WSNs). A number of battery–powered sensor nodes of the same sensing modality are deployed in a region of interest(ROI). By an event ... -
Hierarchical Logcut : A Fast And Efficient Way Of Energy Minimization Via Graph Cuts
(2013-06-10)Graph cuts have emerged as an important combinatorial optimization tool for many problems in vision. Most of the computer vision problems are discrete labeling problems. For example, in stereopsis, labels represent disparity ... -
Discovering Frequent Episodes With General Partial Orders
(2013-06-04)Pattern Discovery, a popular paradigm in data mining refers to a class of techniques that try and extract some unknown or interesting patterns from data. The work carried out in this thesis concerns frequent episode mining, ... -
Petri Net Model Based Energy Optimization Of Programs Using Dynamic Voltage And Frequency Scaling
(2013-05-29)High power dissipation and on-chip temperature limit performance and affect reliability in modern microprocessors. For servers and data centers, they determine the cooling cost, whereas for handheld and mobile systems, ... -
Active Reactive Induction Motor - A New Solution For Load Commutated SCR-CSI Based High Power Drives
(2013-05-28)This thesis deals with a new solution for medium voltage drives. Load Commutated Inverter (LCI) fed synchronous motor drive is a popular solution for high power drive applications. Though the induction machine is more ... -
Distributed Wireless Networks : Link Scheduling And Application Delay Modelling
(2013-05-23)We address several problems that arise in a multihop wireless mesh network. First, we study the problem of joint congestion control, routing and MAC layer scheduling. We formulate the problem as an aggregate utility ... -
On A Cubic Sieve Congruence Related To The Discrete Logarithm Problem
(2013-05-21)There has been a rapid increase interest in computational number theory ever since the invention of public-key cryptography. Various attempts to solve the underlying hard problems behind public-key cryptosystems has led ... -
Power System Stabilizing Controllers - Multi-Machine Systems
(2013-05-02)Electrical Power System is one of the most complex real time operating systems. It is probably one of the best examples of a large interconnected nonlinear system of varying nature. The system needs to be operated and ... -
Control Of High Power Wound Field Synchronous Motor Drives - Modelling Of Salient Pole Machine, Field Oriented Control Using VSI, LCI And Hybrid LCI/VSI Converters
(2013-05-02)This thesis proposes control schemes and converter configurations for high power wound field synchronous motor (WFSM) drives. The model for a salient pole WFSM in any general rotating reference frame is developed which can ... -
Nonlinear Processing Of EEG and HRV Signals For The Study Of Physiological And Pathological States
(2013-04-26)Physiological signals, electroencephalogram (EEG) and heart rate variability (HRV), are generated by complex self-regulating systems. These signals are extremely inhomogeneous and nonstationary, and fluctuate in an irregular ... -
Throughput Of Wireless Mesh Networks : An Experimental Study
(2013-04-26)Mesh network is gaining importance as the next generation network for many high speed applications such as multimedia streaming. This is because it is easy and inexpensive to setup mesh networks with mobile and PDA devices ... -
Compiler Transformations For Improving The Performance Of Software Transactional Memory
(2013-03-27)Expressing synchronization using traditional lock based primitives has been found to be both error-prone and restrictive. Hence there has been considerable research work to develop scalable and programmer-friendly alternatives ... -
Techniques For Low Power Motion Estimation In Video Encoders
(2013-02-12)This thesis looks at hardware algorithms that help reduce dynamic power dissipation in video encoder applications. Computational complexity of motion estimation and the data traffic between external memory and the video ...