Continuous Intent Tracking for Virtual Assistance Using Big Contextual Data

WGCN: Graph Convolutional Networks with Weighted Structural Features

Y Zhao, J Qi, Q Liu, R Zhang

2021-07-11

Graph structural information such as topologies or connectivities provides valuable guidance for graph convolutional networks (GCN..

Dynamic Ridesharing in Peak Travel Periods

H Luo, Z Bao, FM Choudhury, JS Culpepper

2021-07-01

In this paper, we propose and study a variant of the dynamic ridesharing problem with a specific focus on peak hours: Given a set ..

Automatic webpage briefing

Y Dai, R Zhang, J Qi

2021-04-01

We introduce the task of webpage briefing (WB) to provide a summary of a webpage in a hierarchical manner, from the broad topic of..

Adversarial Distillation for Learning with Privileged Provisions

Xiaojie Wang, Rui Zhang, Yu Sun, Jianzhong Qi

2021-03-01

Knowledge distillation aims to train a student (model) for accurate inference in a resource-constrained environment. Traditionally..

Incremental preference adjustment: a graph-theoretical approach

Liangjun Song, Junhao Gan, Zhifeng Bao, Boyu Ruan, H Jagadish, Timos Sellis

2020-08-03

Learning users’ preferences is critical to personalized search and recommendation. Most such systems depend on lists of items rank..

Querying Recurrent Convoys over Trajectory Data

ME Yadamjav, Z Bao, B Zheng, FM Choudhury, H Samet

2020-08-01

Moving objects equipped with location-positioning devices continuously generate a large amount of spatio-Temporal trajectory data...

Joint recognition of names and publications in academic homepages

Y Dai, J Qi, R Zhang

2020-01-20

Academic homepages are an important source for learning researchers’ profiles. Recognising person names and publications in academ..

A learning based approach to predict shortest-path distances

J Qi, W Wang, R Zhang, Z Zhao

2020-01-01

Shortest-path distances on road networks have many applications such as finding nearest places of interest (POI) for travel recomm..

A Survey on Modern Deep Neural Network for Traffic Prediction: Trends, Methods and Challenges

David Alexander Tedjopurnomo, Zhifeng Bao, Baihua Zheng, Farhana Choudhury, AK Qin

2020-01-01

Querying continuous recurrent convoys of interest

ME Yadamjav, Z Bao, FM Choudhury, H Samet, B Zheng

2019-11-05

Moving objects equipped with location-positioning devices continuously generate a large amount of spatio-temporal trajectory data...

Entity Alignment between Knowledge Graphs Using Attribute Embeddings

Bayu Distiawan Trisedya, Jianzhong Qi, Rui Zhang

2019-07-23

The task of entity alignment between knowledge graphs aims to find entities in two knowledge graphs that represent the same real-w..

CARL: Aggregated Search with Context-Aware Module Embedding Learning

X Huang, J Qi, Y Sun, R Zhang, HT Zheng

2019-07-01

Aggregated search aims to construct search result pages (SERPs) from blue-links and heterogeneous modules (such as news, images, a..

MMF: Attribute Interpretable Collaborative Filtering

Y Su, SM Erfani, R Zhang

2019-07-01

Collaborative filtering is one of the most popular techniques in designing recommendation systems, and its most representative mod..

CBHE: Corner-based building height estimation for complex street scene images

Y Zhao, J Qi, R Zhang

2019-05-13

Building height estimation is important in many applications such as 3D city reconstruction, urban planning, and navigation. Recen..

HyperX: A Scalable Hypergraph Framework

Wenkai Jiang, Jianzhong Qi, Jeffrey Xu Yu, Jin Huang, Rui Zhang

2019-05-01

Hypergraphs are generalizations of graphs where the (hyper)edges can connect any number of vertices. They are powerful tools for r..

DBSVEC: Density-based clustering using support vector expansion

Z Wang, R Zhang, J Qi, B Yuan

2019-04-01

© 2019 IEEE. DBSCAN is a popular clustering algorithm that can discover clusters of arbitrary shapes with broad applications. Howe..

Interactive visualization of urban areas of interest: A parameter-free and efficient footprint method

M Li, Z Bao, F Choudhury, T Sellis

2019-01-30

Understanding urban areas of interest (AOIs) is essential to decision making in various urban planning and exploration tasks. Such..

Neural Relation Extraction for Knowledge Base Enrichment

Bayu Distiawan Trisedya, Gerhard Weikum, Jianzhong Qi, Rui Zhang

2019-01-01

We study relation extraction for knowledge base (KB) enrichment. Specifically, we aim to extract entities and their relationships ..

Continuous maintenance of range sum heat maps

J Qi, V Kumar, R Zhang, E Tanin, G Trajcevski, P Scheuermann

2018-10-24

© 2018 IEEE. We study the problem of continuous maintenance of range sum heat maps over dynamically updating data objects. The ran..

K-Regret Queries Using Multiplicative Utility Functions

Jianzhong Qi, Fei Zuo, Hanan Samet, Jia Cheng Yao

2018-09-01

The k-regret query aims to return a size-k subset S of a database D such that, for any query user that selects a data object from ..

Continuous Spatial Query Processing: A Survey of Safe Region Based Techniques

Jianzhong Qi, Rui Zhang, Christian S Jensen, Kotagiri Ramamohanarao, Jiayuan He

2018-07-01

In the past decade, positioning system-enabled devices such as smartphones have become most prevalent. This functionality brings t..

HomeSeeker: A visual analytics system of real estate data

Mingzhao Li, Zhifeng Bao, Timos Sellis, Shi Yan, Rui Zhang

2018-04-01

In this paper, we present HomeSeeker, an interactive visual analytics system to serve users with different backgrounds of the loca..

A joint optimization approach for personalized recommendation diversification

Xiaojie Wang, Jianzhong Qi, Ramamohanarao Kotagiri, Yu Sun, Bo Li, Rui Zhang

2018-01-01

© Springer International Publishing AG, part of Springer Nature 2018. In recommendation systems, items of interest are often class..

A unified processing paradigm for interactive location-based web search

S Wang, Z Bao, S Huang, R Zhang

2018-01-01

© 2018 Association for Computing Machinery. This paper studies the location-based web search and aims to build a unified processin..

Context-Uncertainty-Aware Chatbot Action Selection via Parameterized Auxiliary Reinforcement Learning

Chuandong Yin, Rui Zhang, Jianzhong Qi, Yu Sun, Tenglun Tan

2018-01-01

We propose a context-uncertainty-aware chatbot and a reinforcement learning (RL) model to train the chatbot. The proposed model is..

Efficient multi-range query processing on trajectories

HANAN SAMET

2018-01-01

© Springer Nature Switzerland AG 2018. With the widespread use of devices with geo-positioning technologies, an unprecedented volu..

KDGAN: Knowledge Distillation with Generative Adversarial Networks

Xiaojie Wang, Rui Zhang, Yu Sun, Jianzhong Qi

2018-01-01

Knowledge distillation (KD) aims to train a lightweight classifier suitable to provide accurate inference with constrained resourc..

Learning Datum-Wise Sampling Frequency for Energy-Efficient Human Activity Recognition

Weihao Cheng, Sarah Erfani, Rui Zhang, Kotagiri Ramamohanarao

2018-01-01

Continuous Human Activity Recognition (HAR) is an important application of smart mobile/wearable systems for providing dynamic ass..

MaxBRkNN queries for streaming geo-data

hui luo

2018-01-01

© Springer International Publishing AG, part of Springer Nature 2018. The problem of maximizing bichromatic reverse k nearest neig..

Supporting large-scale geographical visualization in a multi-granularity way

ZHIFENG Bao

2018-01-01

© 2018 Association for Computing Machinery. Urban data (e.g., real estate data, crime data) often have multiple attributes which a..

Web Page Template and Data Separation for Better Maintainability

C Zhao, R Zhang, J Qi

2018-01-01

© 2018, Springer Nature Switzerland AG. Separating a web page into template code and data records populated into the template is a..