Browse Dissertations and Theses - Electrical and Computer Engineering by Contributor "Oh, Sewoong"

  • Thekumparampil, Kiran Koshy (2017-04-27)
    Personalized recommendation systems have to predict preferences of a user for items that have not seen by the user. For cardinal (ratings) data, personalized preference prediction has been efficiently solved over the past ...

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  • Gao, Weihao (2016-12-01)
    We consider axiomatically the problem of estimating the strength of a conditional dependence relationship P_{Y|X} from a random variable X to a random variable Y. This has applications in determining the strength of a known ...

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  • Yang, James Yifei (2016-09-13)
    Despite the substantial literature on recommendation systems, there have been few studies in distributed settings, where peers provide recommendations locally. Motivated by word of mouth type of social behavior and the ...

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  • Mu, Jiaqi (2019-09-04)
    Real-valued word embeddings have transformed natural language processing (NLP) applications, recognized for their ability to capture linguistic regularities. Popular examples are word2vec, GloVe, GPT and BERT. Both word2vec ...

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  • Liu, Xiyang (2018-12-10)
    Graph matching or network alignment refers to the problem of matching two correlated graphs. This thesis presents a deep Q learning based method, which represents the matching process by a graph neural network. By breaking ...

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  • Quinn, Christopher (2014-09-16)
    We propose a framework to infer influences between agents in a network using only observed time series. The framework is general---it does not require any particular class of models for the dynamics. It includes graphical ...

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  • Gao, Weihao (2019-08-19)
    As the era of big data arises, people get access to numerous amounts of multi-view data. Measuring, discovering and understanding the underlying relationship among different aspects of data is the core problem in information ...

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  • Wu, Rui (2015-01-21)
    Understanding the network structure connecting a group of entities is of interest in applications such as predicting stock prices and making recommendations to customers. The network structure is usually not directly ...

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  • Yang, Pengkun (2018-09-04)
    Recent advances in genetics, computer vision, and text mining are accompanied by analyzing data coming from a large domain, where the domain size is comparable or larger than the number of samples. In this dissertation, ...

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  • Xu, Jiaming (2015-01-21)
    Today witnesses an explosion of data coming from various types of networks such as online social networks and biological networks. The goal of this thesis is to understand when and how we can efficiently extract useful ...

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  • Kairouz, Peter (2016-04-20)
    The Internet is shaping our daily lives. On the one hand, social networks like Facebook and Twitter allow people to share their precious moments and opinions with virtually anyone around the world. On the other, services ...

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