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About
Bio
Research
Teaching
Publications
Awards
Kaiqi ZHAO
LECTURER (Assistant Professor)
Office
Science Centre, Building 303, Level 4, Room 492
School of Computer Science
38 Princes Street, Auckland 1010
E-mail
kaiqi.zhao[at]auckland.ac.nz
Profiles
Biography
2019 - now: Lecturer (Assistant Professor), School of Computer Science, University of Auckland.
2018 - 2019: Research Fellow, Singtel Cognitive and Aritificial Intelligence Lab for Enterprise, NTU.
2013 - 2018: Ph.D. in Computer Science, School of Computer Science & Engineering, Nanyang Technological University. Supervisor:
Dr. Gao CONG
.
2011 - 2012: Intern, Web Search & Mining Group, Microsoft Research Asia. Mentor:
Dr. Haixun Wang
.
2010 - 2013: M.Eng. in Computer Engineering, Department of Computer Science, Shanghai Jiao Tong University. Supervisor:
Dr. Kenny Q. Zhu
.
2007 - 2009: B.A. in Japanese Language, School of Foreign Languages, Huazhong University of Science and Technology.
2005 - 2009: B.Eng. in Software Engineering, School of Software Engineering, Huazhong University of Science and Technology.
Research
Research Interests
Spatio-temporal data mining
Mining social media
Text mining and knowledge discovery
Research Projects
Current project:
Spatio-temporal graph mining for traffic prediction
Mining time-aware traveling patterns for trajectory analysis
Past projects:
2013 - 2018: Mining geographical topics and its applications
2013: Entity linking using concept level co-occurrence
2011 - 2013: Clustering web images by disambiguation
2011 - 2013: Action conceptualization
Teaching
Algorithms for Massive Data (COMPSCI753), Instructor, 2020 S2, UoA
Data-mining and Machine Learning (COMPSCI760), Instructor, 2020 S2, UoA
Artificial Intelligence (COMPSCI367), Instructor, 2020 S1, UoA-SWU
Data-mining and Machine Learning (COMPSCI760), Instructor, 2019 S2, UoA
Machine Learning (COMPSCI361), Guest Lecturer, 2019 S2, UoA
Introduction to Database (CZ2007), Teaching Assistant, Fall 2016, NTU
Database System Principles (CZ4031), Teaching Assistant, Fall 2015, NTU
Windows Internals (CS490), Teaching Assistant, Fall 2010, SJTU
Publications
PGeoTopic: A Distributed Solution for Mining Geographical Topic Models
Kaiqi Zhao
, Gao Cong, Xiucheng Li
TKDE, 2020
A Novel Model for Imbalanced Data Classification
Jian Yin, Chunjing Gan,
Kaiqi Zhao
, Xuan Lin, Zhe Quan, Zhi-Jie Wang
AAAI, 2020
Online Anomalous Trajectory Detection with Deep Generative Sequence Modeling
[
pdf
][
codes
]
Yiding Liu,
Kaiqi Zhao
, Gao Cong, Zhifeng Bao
ICDE, 2020
Knowledge-Enhanced Ensemble Learning for Word Embeddings
[
codes
]
Lanting Fang, Yong Luo, Kaiyu Feng,
Kaiqi Zhao
, Aiqun Hu
WWW, 2019
Exploring Market Competition over Topics in Spatio-Temporal Document Collections
Kaiqi Zhao
, Gao Cong, Jin-Yao Chin, Rong Wen.
VLDB Journal, 2019
Efficient Similar Region Search with Deep Metric Learning
[
pdf
]
Yiding Liu,
Kaiqi Zhao
, Gao Cong.
SIGKDD, 2018
ANR: Aspect-based Neural Recommender
[
pdf
]
Jin-Yao Chin,
Kaiqi Zhao
, Shafiq Joty, Gao Cong.
CIKM, 2018
Deep Representation Learning for Trajectory Similarity Computation
[
pdf
][
codes
]
Xiucheng Li,
Kaiqi Zhao
, Gao Cong, Christian S. Jensen, Wei Wei.
ICDE, 2018
Biclustering: An application of Dual Topic Models
Daniel Rugeles,
Kaiqi Zhao
, Gao Cong, Manoranjan Dash, Shonali Krishnaswamy.
SDM, 2017
Annotating Points of Interest with Geo-tagged Tweets
[
pdf
]
Kaiqi Zhao
, Gao Cong, Aixin Sun.
CIKM, 2016
Towards Personalized Maps: Mining User Preferences from Geo-textual Data (Demo paper)
[
pdf
]
Kaiqi Zhao
, Yiding Liu, Quan Yuan, Lisi Chen, Zhida Chen, Gao Cong.
VLDB, 2016
A System for Region Search and Exploration (Demo paper)
[
pdf
]
Kaiyu Feng,
Kaiqi Zhao
, Yiding Liu, Gao Cong.
VLDB, 2016
Topic Exploration in Spatio-Temporal Document Collections
Kaiqi Zhao
, Lisi Chen, Gao Cong.
SIGMOD, 2016
Querying and mining geo-textual data for exploration: Challenges and opportunities
Gao Cong, Kaiyu Feng,
Kaiqi Zhao
.
ICDE Workshops, 2016
Representing Verbs as Argument Concepts
[
pdf
]
Yu Gong,
Kaiqi Zhao
, Kenny Q. Zhu.
AAAI, 2016
Who, where, when and what: a nonparametric bayesian approach to context-aware recommendation and search for twitter users
Quan Yuan, Gao Cong,
Kaiqi Zhao
, Zongyang Ma, Aixin Sun.
TOIS, 2015
SAR: A Sentiment-Aspect-Region Model for User Preference Analysis in Geo-tagged Reviews
[
pdf
]
Kaiqi Zhao
, Gao Cong, Quan Yuan, Kenny Q. Zhu.
ICDE, 2015
Clustering Image Search Results by Entity Disambiguation
Kaiqi Zhao
, Zhiyuan Cai, Qingyu Sui, Enxun Wei, Kenny Q. Zhu.
ECML/PKDD, 2014
Wikification via link co-occurrence
Zhiyuan Cai,
Kaiqi Zhao
, Kenny Q. Zhu, Haixun Wang.
CIKM, 2013
CISC: Clustered Image Search by Conceptualization (Demo paper)
Kaiqi Zhao
, Enxun Wei, Qingyu Sui, Kenny Q. Zhu, Eric Lo.
EDBT, 2013
Awards
Recent Awards
2016 - Student Travel Award, SIGMOD 2016
2015 - Student Travel Award, ICDE 2015
2013 - Ph.D. Scholarship, Nanyang Technological University
Past Awards
2006:
1st Prize Scholarship, Huazhong University of Science and Technology
Excellent Leadership in Student Union, Huazhong University of Science and Technology
Freshmen Scholarship, Huazhong University of Science and Technology
This page was last modified on 18 April, 2020.