Browsing Department of Computer Science and Engineering by Author "Elmasri, Ramez"
Now showing items 1-20 of 34
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Accurate And Cost Efficient Object Localization Using Passive UHF RFID
Choi, Jae Sung (Computer Science & Engineering, 2011-07-14)In a smart environment, accurate locations of objects are a fundamental and critical issue. To achieve this goal, we present several methods based on passive far-field UHF RFID technologies, which can satisfy accuracy, ... -
Analysis And Modeling Techniques For Geo-spatial And Spatio-temporal Datasets
Jitkajornwanich, KulsawasdIn recent years, spatio-temporal data has received a lot of attention and increasingly plays an important role in our everyday lives as we can witness from the fast-growing mobile technologies and its location-based ... -
Architectures And Methods For Energy-efficient Querying And Indexing In Wireless Sensor Networks
Park, Kyungseo (Computer Science & Engineering, 2008-09-17)Wireless sensor networks have been an active research area for about a decade due to their adaptability to applications involving long-term environmental monitoring. Recent technologies make it possible that a small device ... -
Big Data In Single Player Games
Aldaboubi, Mohammad Khaldoun Farhan; 0000-0002-2308-5137 (2020-05-28)Improving video games can be exponentially more efficient by utilizing big data. Big data plays a big part in modern gaming, especially for multiplayer games like poker, first person shooter games. Utilizing the data ... -
Building Energy-efficient Broadcast Trees Using A Genetic Algorithm In Wireless Sensor Networks
An, Min Kyung (Computer Science & Engineering, 2007-10-08)In wireless broadcast environment, data can be transmitted to several nodes by a single transmission. The nodes in that environment have limited energy resources; therefore we need to reduce the energy consumption when ... -
Context Reasoning Under Uncertainty Based On Evidential Fusion Networks In Home-based Care
Lee, Hyun (Computer Science & Engineering, 2011-03-03)Pervasive computing technologies use embedded intelligent systems to enable various real-time applications. Some of these applications are: continuous healthcare monitoring, autonomous diagnosis and treatment, and remote ... -
CXLEngine - A Comprehensive XML Loosely Structured Search Engine
Sivaramakrishnan, Indhu Krishna (Computer Science & Engineering, 2008-04-22)XML keyword search has been a widely researched area. [15] has proposed an XML semantic search engine called OOXSearch, which answers loosely structured queries. The framework of OOXSearch takes into account the semantic ... -
Energy Efficient Routing Structures And Wakeup Schemes For Wireless Sensor Networks
Lee, Byoung (Computer Science & Engineering, 2009-09-16)Wireless sensor networks, which consist of a large number of sensor nodes and a base station, are used for many applications aimed at collecting information. Each sensor node is equipped with a small amount of battery, ... -
Enhanced Bioinformatics Data Modeling Concepts And Their Use In Querying And Integration
Ji, Feng (Computer Science & Engineering, 2008-09-17)In bioinformatics research, scientists usually face the problems of modeling complex data types and integrating diverse resources. Traditional data models such as EER lack the expressing power to capture many characteristics ... -
Enhancing Personalized Search And Improving Accuracy And Performance For Keyword-based XML Queries
Taha, Kamal (Computer Science & Engineering, 2010-07-19)This dissertation research focuses on three aspects related to querying of XML data. The three focus areas are: (1) Improving accuracy of XML keyword queries by modeling the contexts of XML elements; (2) Enhancing XML-based ... -
Evaluating Indexing And Routing Schemes For Spatial Queries In Sensor Networks
Anugula, Raja Rajeshwari (Computer Science & Engineering, 2007-08-23)Recent advances in low-power sensing devices coupled with widespread availability of wireless ad-hoc networks, has fueled the development of sensor networks. These senor networks have various applications such as to monitor ... -
A Hmm-based Prediction Model For Spatio-temporal Trajectories
Shanmuganathan, Sakthi Kumaran (Computer Science & Engineering, 2014-12)Spatio-temporal trajectories are time series data that represent movement of an object over the time. Hidden Markov Models (HMM), a variant of Markov Models (MM), were first applied at a large scale to speech recognition ... -
Hyper-optimized Machine Learning and Deep Learning Methods For Geo-spatial and Temporal Function Estimation
Pant, Neelabh; 0000-0003-0196-4891 (2018-08-13)Owing to a high degree of freedom in human mobility, accurate modelling/estimation of human mobility function remains a challenge. Numerous work in the literature have tried to address the challenge using various traditional ... -
Indexing, Querying, Prediction, and Integration for Network-constrained Moving Objects Databases
Fouladgar, Mohammadhani (2018-05-14)The emergence and presence of satellites and GPS devices have led to the creation of a huge amounts of spatial and spatio-temporal data, which had significant effects on creating new applications to analyze and mine these ... -
MACHINE LEARNING METHODS TO IMPROVE FAIRNESS AND PREDICTION ACCURACY ON LARGESOCIALLY RELEVANT DATASETS
Jain, Bhanu Chaturvedi (2021-08-16)Machine learning-based decision support systems bring relief to the decision-makers in many domains such as loan application acceptance, dating, hiring, granting parole, insurance coverage, and medical diagnoses. These ... -
Multi-dimensional Indexing For XML Data
Kim, Do Youn (Computer Science & Engineering, 2007-08-23)The Extensible Markup Language (XML) is becoming a dominant standard for exchanging and retrieving data over the internet. As XML in data exchanging grows, various XML indexing techniques have been proposed for fast and ... -
A Multi-level Biomedical Ontology-enabled Broker: Dynamic Service-based Data Source Integration
Fu, Sheng-Chieh Jack (Computer Science & Engineering, 2008-09-17)Web services have recently become a new trend for gathering biomedical information. However, it is not easy to integrate and obtain a concise/complete query result among thousands of service operations. In this dissertation, ... -
On The Influence of Spatio-Temporal Analysis on Clustering and Recommendation
Debnath, Madhuri; 0000-0002-1625-8538 (2017-12-04)In this dissertation, we propose efficient frameworks to analyze spatio-temporal data. In the first part of the dissertation, we use a clustering based method to mine useful information from trajectory data. Existing ... -
Performance Comparison Of Spatial Indexing Structures For Different Query Types
Pant, NeelabhR-Trees are among the most popular multidimensional access methods suitable for indexing two dimensional spatial data and point data. R-Trees are found in most of the spatial database systems for indexing the spatial data. ... -
A Performance Evaluation Of Alternate Numbering Based XML Indexing Techniques
Ahn, Chul Ho (Computer Science & Engineering, 2007-08-23)Since XML became a standard of representing semi-structured data and exchanging format over the web, the sheer volume of XML data has become larger. While relational database represents data as a structured format, XML ...