Graduate Student Seminar


A Deep Learning Approach for Predicting User Attrition Augmented with Contextual Features

Victor Potapenko


The complexity of modeling entity behavior with deep learning is proportional to sophistication of entity decision making ability within a …

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Detection and Prevention of Abuse in Online Social Networks

Sajedul Talukder


Adversaries leverage social networks to collect sensitive data about regular users and target them with abuse that includes fake news, …

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Geographic Data Mining and Knowledge Discovery

Liangdong Deng


As the widespread use of GPS enabled personal digital devices like cellphones, tablets, smart watches and smart home devices, the …

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Ontology-Driven Semantic Concept Detection Through Logical Document Structure Understanding

Deya Banisakher


Modeling natural human behavior in understanding written language is crucial for developing true artificial intelligence. For people, words convey certain …

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Design Principles for Virtual Environments to Support Teacher Training

Alban Delamarre


The use of virtual environments has grown exponentially in the past decades. Progress in computer graphics, visual display devices, interaction …

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Image-based Authentication

Mozhgan Azimpourkivi


Mobile and wearable devices are popular platforms for accessing online services. However, the small form factor of such devices, makes …

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Modeling and Analyzing Cyber-Physical Systems Using Hybrid Predicate Transition Nets

Dewan Mohammad Moksedul Alam


Cyber-Physical Systems (CPSs) are an ecosystem of heterogeneous components where physical devices controlled by digital controllers come together towards the …

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A New Study of Applying Complexity Theoretical Tools in Algorithm Design

Shuai Xu


We propose to apply coding theoretical approach to study the following problem. Given $n$ vectors $x_0, x_1, \ldots, x_{n-1}$ in …

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