Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 23 for “"Visualization Systems"”.
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Fine-grain dataflow model and algorithms for visualization systems
… powerful mechanism for constructing distributed visualization applications that transform numerical data into images. However, current dataflow visualization systems have serious memory efficiency problems when processing large data sets. In this thesis, we have identified a class of …
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Vidi: a Lightweight Protocol Between Visualization Systems and Digital Libraries
… interoperability between digital libraries and visualization tools is a difficult problem. To solve this problem, a version of the Open Archives Initiative (OAI) Protocol for Metadata Harvesting called VIDI is proposed. It is a lightweight protocol, which contains only 5 request verbs -- …
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Music Visualization Using Source Separated Stereophonic Music
<p>This thesis introduces a music visualization system for stereophonic source separated music. Music visualization systems are a popular way to represent information from audio signals through computer graphics. Visualization can help people better understand music and its complex and interacting …
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Discovering structure of data to create multiple perspective visualization
The goal of visualization is to help human understand, reason, and learn better and quicker. In pursuit of this goal, this thesis presents an architecture for intelligent visualization systems, which supports multiple perspectives in a parallel structure and offers high flexibility in the addition, …
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HDPV: Highly Interactive, Faithful, In-Vivo Runtime State Visualization for Software Programs
Program Visualization systems use graphics and animation to represent the behavior of software programs. These systems represent different aspects of the program such as source code, control flow, data structures, runtime state of the program. Representing the actual runtime state of the program …
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Behavior-driven optimization techniques for scalable data exploration
Interactive visualizations are a popular medium used by scientists to explore, analyze and generally make sense of their data. However, with the overwhelming amounts of data that scientists collect from various instruments (e.g., telescopes, satellites, gene sequencers and field sensors), they need …
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Educational Research Visualizations: Scientific Warrants in Early-Phase *Research
… addresses the integration of advanced visualization methodologies into education in order to create appropriate new forms of research and thereby improving the diffusion and adoption of effective innovations. Beginning with an historical analysis of how meaning making via visualization …
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Interactive visualization of big data leveraging databases for scalable computation
Modern database management systems (DBMS) have been designed to efficiently store, manage and perform computations on massive amounts of data. In contrast, many existing visualization systems do not scale seamlessly from small data sets to enormous ones. We have designed a three-tiered …
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Database updates using interactive Pan and Zoom visualizations
… to get larger, there is a great need for visualization systems that scale well while maintaining interactivity. Kyrix [1] is a system that helps developers create scalable pan and zoom visualizations. It combines visualization paradigms for good performance like data tiling and prefetching …
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Development of a transonic turbine cascade facility
… the cascade. The data acquisition and flow visualization systems are discussed and some preliminary results are given.
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Chitra: a visualization system to analyze the dynamics of parallel programs
Visualization is gaining popularity in the field of Computer Science, especially in areas such as performance evaluation and program animation. In this thesis, we explore the possibility of using visualization to analyze parallel program dynamics. We have developed a visualization system, Chitra …
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Focus and context for volume visualization
… of data is visualized employing some scientific visualization technique. Another related field, information visualization, deals with non-scientific large scale data, using different approaches to achieve an effective understanding. In this thesis, we aim to apply information visualization …
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Interactive visualization of information hierarchies and applications on the web
<p>The visualization of information hierarchies is concerned with the presentation of abstract hierarchical information about relationships between various entities. It has many applications in diverse domains such as software engineering, information systems, biology, and chemistry. Information …
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A design visualization machine : an agile prototype for architectural plans on a finite grid
This thesis project proposes a rapid visualization machine that can produce agile prototypes of simple architectural plans on a finite grid system. While various visualization systems to demonstrate instantaneous three dimensional form generations have been implemented recently by automobile …
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Data visualization in the first person
… person viewpoint means in the context of data visualization and how it can be used for navigating and presenting large datasets. Recent years have seen rapid growth in Big Data methodologies throughout scientific research, business analytics, and online services. The datasets used in these …
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Offshore marine visualization
… until the mid 1980s when new digital sonar systems enabled computers to process and render the captured data streams.In the last five years, the offshore industry has been particularly slow to take advantage of the significant advancements made in computer and graphics technologies. …
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Experimental Evaluation of Merged-View Systems and VR-Based Reconstruction Approaches for Enhanced Mining Vehicle Teleoperation
In mining teleoperation, multi-view visualization systems can improve efficiency and safety but often impose a high cognitive load, causing operators to tunnel attention toward a single view. To explore a more efficient alternative, this study evaluated a merged-view interface that integrates …
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Towards interactive analytics over voluminous spatiotemporal data using a distributed, in-memory framework
… research and development in distributed storage systems, facilitating the scalable housing of these voluminous datasets while enabling analytical processes. Nonetheless, the extraction of meaningful insights from these datasets, especially in the context of low-latency/ interactive analytics, …
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PVIT: A task-based approach for design and evaluation of interactive visualizations for preferential choice
… is needed. The application of interactive visualization techniques to this problem is an opportune solution. A visualization tool to help in preferential choice must take into account important aspects from both fields of Information Visualization and Decision Theory. There exists some …
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PetroVis & FractVis: Interactive Visual Exploration of High-dimensional Oil and Gas Data
… implemented and evaluated two new interactive visualization tools: FractVis and PetroVis. Our design efforts involved characterization of two oil and gas domain case studies, namely: microseismic monitoring (in the design of FractVis) and petrographic analysis (in the design of PetroVis). For …
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