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Browse Dissertations and Theses - Electrical and Computer Engineering by Title
Now showing items 2956-2975 of 3734
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(2018-12-12)Reinforcement learning (RL) is a general method for agents to learn optimal control policies through exploration and experience. Due to its generality, RL can generate novel policies that may not be easily expressed with ...
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(2014-01-16)Computational modeling of visual attention has been a very active area over the past few decades. Numerous models and algorithms have been proposed to detect salient regions in images and videos. We present a unified view ...
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(2015-01-21)This dissertation studies saliency and its applications in audio and visual signals. For each portion of the signal, its saliency means the likelihood of attracting bottom-up attention in the perception process. In computer ...
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(2017-11-17)In recent years, machine learning (ML) algorithms for applications such as computer vision, machine listening, topic modeling (i.e., extraction) from large text data sets, etc., have proven to be effective in terms of ...
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(2016-12-06)As computing becomes ubiquitous, there is an increased interaction between the computing devices. The transformation of the Internet of Computers (IoC) into the Internet of Things (IoT) elicits the need to revisit security ...
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(2015-12-07)This work explores a scalable data analytics pipeline for real-time attack detection through the use of customized honeypots at the National Center for Supercomputing Applications (NCSA). Attack detection tools are common ...
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(2017-04-27)A set of semiconductor designs shown to be capable of facilitating scalable and reconfigurable layouts for electronic-photonic integrated circuitry is presented. Three emphases are established to outline and discuss the ...
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(2019-07-11)System-on-Chips (SoCs) constitutes the primary backbone of modern embedded computing devices including many safety-critical applications e.g., autonomous vehicles, health care systems. The presence of any undetected bugs ...
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(2014-09-16)Tridiagonal solvers are important building blocks for a wide range of scientific applications that are commonly performance-sensitive. Recently, many-core architectures, such as GPUs, have become ubiquitous targets for ...
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PDF (585kB)
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(2004)The proliferation of digital image capture devices and the Internet have fueled a tremendous amount of research in the fields of multimedia signal processing and multimedia communication over the last decade. This dissertation ...
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(2020-05-12)A recent development integrating Internet-of-Things (IoT) sensing techniques with active noise cancellation (ANC) has demonstrated certain benefits over the conventional methods for ANC, including wideband cancellation ...
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(2014-09-16)Community structure is observed in many real-world networks in fields ranging from social networking to biological networks. Over the last decade many approaches have been proposed to efficiently detect the underlying ...
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(2011-05-25)The recent advent of massively parallel sequencing technologies has drastically reduced the cost of sequencing, sparking a revolution in whole genome de novo sequencing. However, these new technologies sample much shorter ...
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(2014-05-30)Demands for data storage and computer memory are growing exponentially. It is thus essential to find a new scalable, energy-efficient memory technology. We have been investigating the smallest and most energy-efficient ...
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Scanning Tunneling Microscopy and Spectroscopy of Carbon Nanotubes Interfaced With Silicon Surfaces (2007)Single-walled carbon nanotubes (SWNTs) are high-aspect-ratio molecular wires that exhibit either metallic or semiconducting behavior depending upon their diameter and chiral angle. SWNTs support high-mobility electrical ...
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(2011-01-21)In order to better understand the perturbation of the physical and electronic structure of graphene monolayers and bilayers due to interactions with the supporting substrate, we have utilized scanning tunneling microscopy ...
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(2020-05-13)This thesis discusses scanning tunneling microscopy (STM) nanometallization on Si(100):H of HfB2 and MgB2. We first give an introduction to graphene nanoribbons (GNRs) along with STM and the techniques therein. We found ...
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(2018-07-02)This thesis investigates wet chemically synthesized graphene nanoribbons (GNRs) on semiconductor substrates using scanning tunneling microscopy and documents the extensive maintenance required for the ultra-high vacuum ...
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(1994)Scanning tunneling microscopy (STM) has been used to study the (100) surface of GaAs and the (110) plane of cross-sectioned GaAs/AlGaAs heterolayers. Observation of the GaAs(100) surface with STM has characterized the ...
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Now showing items 2956-2975 of 3734