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 36 for “"Data repository"”.
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A Federated Data Repository Query System
In both scientific research and data analysis, one of the most important challenges is managing and utilizing large amounts of data. Unfortunately, the information needed may be distributed across multiple databases with inconsistent or conflicting schemas. Such data inconsistencies are, at the …
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Collaborative learning utilizing a domain-based shared data repository to enhance learning outcomes
… Baccalaureate Epistemology (CUBE) knowledge repository that was designed to validate this research. The prototype testing population utilized sixty students spanning five classes, in the fall 2007, following IRB approved protocols. Data was gathered using a Constructivist Multimedia Learning …
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Using open-source data repository initiatives to investigate impaired white matter connectivity in autism
… I, we aggregated dMRI scans from open-sourced data sharing initiatives to investigate the degree to which WM diffusion is abnormal in autism compared to age-matched neurotypical controls (NT). dMRI data was acquired from the ABIDE II repository, Carnegie Mellon University, and the University of …
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A Study on Remaining Useful Life Prediction for Prognostic Applications
… results using the realistic battery aging data from NASA prognostics data repository yielded satisfactory performance for battery prognosis as measured by certain performance metrics. We built a battery test platform and simulated more usage pattern and verified the prediction algorithm. …
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Generating realistic, animated human gestures in order to model, analyse and recognize Irish Sign Language
… The second part involves the generation of a data repository: synthetic and real-time video. Initially the synthetic data is created in a 3D animation package in order to simplify the creation of motion variations of the animated signer. The animation environment in our implementation allows …
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A data warehouse architecture for DoD healthcare performance measurements
… System (PMDSS) framework has been designed using Data Warehouse technology. As part of this performance metrics- driven framework, this thesis defines a methodology to design, develop, implement, and apply statistical analysis and data mining tools to a Data Warehouse of healthcare metrics. With …
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An improved self organizing map using jaccard new measure for textual bugs data clustering
In software projects there is a data repository which contains the bug reports. These bugs are required to carefully analyze to resolve the problem. Handling these bugs humanly is extremely time consuming process, and it can result the delaying in addressing some important bugs resolutions. To …
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Activity Management in Cooperative Environments
… However, most of them lack the support from database systems. The need for database support in these applications has become more important than ever before because of the critical role databases play in serving as the data repository and in facilitating the exchange of information. …
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Increasing Screen Exposure Time Harms Inhibitory-Control Network in Developing Children: A Two Years Follow-up of the ABCD Study
… will be augmented. Using the ABCD Study Data Repository, 8,334 children’s behavioral and neural data (aged 9-11) were included. Robust mediation analysis and correlation analysis were used to investigate how Screen Time interacts with children’s reward-orientated tendency (e.g. Behavioral …
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A Middleware for Large-scale Simulation Systems & Resource Management
… combination of advances in pervasive computing, data acquisition systems as well as high performance computing. Integrated modeling and decision making environments are necessary to support planning, analysis and counter factual experiments to study these complex systems. Here, we describe …
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A statistical process control approach for network intrusion detection
… monitoring concept to a certain type of traffic data in order to detect a network intrusion. We developed a general SPC intrusion detection approach and described it and the source and the preparation of data used in this thesis. We extracted sample data sets that represent various situations, …
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Enterprise modelling: the key to successful business systems integration
… systems integration and a high degree of data integrity. This research reports on a comprehensive case study of one of Australia’s leading telecommunications carriers and service providers. The case study relates to the advent of Mobile Number Portability (MNP) into the Australian …
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Validation Of An Emr Prioritization Tool For Diabetes Population Health
… along the information trace can be mined from a data repository to analyze cohort specific evidence based care models. A newly formed, large academic employee Accountable Care Organization (ACO) designed and implemented a chronic care program, beginning with a diabetes cohort pilot. An innovative …
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Ensemble of Feature Selection Techniques for High Dimensional Data
<p>Data mining involves the use of data analysis tools to discover previously unknown, valid patterns and relationships from large amounts of data stored in databases, data warehouses, or other information repositories. Feature selection is an important preprocessing step of data mining that helps …
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The Effectiveness of Firefly and Greywolf Algorithm Techniques in the Detection of Phishing Intrusion within Cloud-Based Systems
… users and gain unauthorized access to sensitive data, causing major financial and reputational damage. Despite the availability of several machine learning based phishing detection models, the increasing sophistication of phishing tactics demands more intelligent and adaptive detection …
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Effort Estimation Model for Software Customisation Projects
… by considering various productivity drivers. Two data sets are analysed to develop the models, both drawn from Release 12 of the ISBSG (International Software Benchmarking Standards Group) data repository. For the first stage, a manual stepwise regression approach is used to form models from …
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A Smart Products Lifecycle Management (sPLM) Framework - Modeling for Conceptualization, Interoperability, and Modularity
… advantage of low-cost sensors and advanced data analytics technologies. Design of product intelligence (enabled by analytics capabilities) is no longer a trivial or additional option for the product development. The objective of this research is aimed at addressing the challenges raised by …
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Risk based analogy for e-business estimation
… the project to be estimated. The ISBSG project data repository has been used as source for potential analogue projects in testing the proposed method. Four project cases were considered. New estimates have been obtained using the modified estimation approach method and the results were compared …
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Methods metadata: curating scientific research data for reuse
The sharing and reuse of research data relies on the provision of metadata and documentation. At present, scientists are not prepared to invest in the kind of rich description that will offer high functionality and interoperability in large-scale networked data systems. The absence of metadata not …
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Effective data versioning for collaborative data analytics
With the massive proliferation of datasets in a variety of sectors, data science teams in these sectors spend vast amounts of time collaboratively constructing, curating, and analyzing these datasets. Versions of datasets are routinely generated during this data science process, via various data …
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