All Stories

  1. Our Model Achieves Excellent Performance on MovieLens: What Does It Mean?

    Article • ACM Transactions on Information Systems, July 2024, ACM (Association for Computing Machinery)

    Aixin Sun

  2. DP-GCN: Node Classification by Connectivity and Local Topology Structure on Real-World Network

    Article • ACM Transactions on Knowledge Discovery from Data, April 2024, ACM (Association for Computing Machinery)

    Aixin Sun

  3. DiffuRec: A Diffusion Model for Sequential Recommendation

    Article • ACM Transactions on Information Systems, December 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  4. The 1st Workshop on Recommendation with Generative Models

    Article • October 2023, ACM (Association for Computing Machinery)

    Yang Zhang, Aixin Sun

  5. On Challenges of Evaluating Recommender Systems in an Offline Setting

    Article • September 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  6. A Preference Learning Decoupling Framework for User Cold-Start Recommendation

    Article • July 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  7. Take a Fresh Look at Recommender Systems from an Evaluation Standpoint

    Article • July 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  8. SelfCF: A Simple Framework for Self-supervised Collaborative Filtering

    Article • ACM Transactions on Recommender Systems, June 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  9. DOCoR: Document-level OpenIE with Coreference Resolution

    Article • February 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  10. A Critical Study on Data Leakage in Recommender System Offline Evaluation

    Article • ACM Transactions on Information Systems, February 2023, ACM (Association for Computing Machinery)

    Aixin Sun

  11. Do Loyal Users Enjoy Better Recommendations?

    Article • August 2022, ACM (Association for Computing Machinery)

    Aixin Sun

  12. Automatic Expert Selection for Multi-Scenario and Multi-Task Search

    Article • July 2022, ACM (Association for Computing Machinery)

    Aixin Sun

  13. An Attribute-Driven Mirror Graph Network for Session-based Recommendation

    Article • July 2022, ACM (Association for Computing Machinery)

    Aixin Sun, SIQI LAI

  14. Improving Conversational Recommender Systems via Transformer-based Sequential Modelling

    Article • July 2022, ACM (Association for Computing Machinery)

    Aixin Sun

  15. Generative Inverse Deep Reinforcement Learning for Online Recommendation

    Article • October 2021, ACM (Association for Computing Machinery)

    Aixin Sun

  16. Pre-training Graph Transformer with Multimodal Side Information for Recommendation

    Article • October 2021, ACM (Association for Computing Machinery)

    Aixin Sun

  17. Video Corpus Moment Retrieval with Contrastive Learning

    Article • July 2021, ACM (Association for Computing Machinery)

    Aixin Sun

  18. Incremental Community Detection on Large Complex Attributed Network

    Article • ACM Transactions on Knowledge Discovery from Data, May 2021, ACM (Association for Computing Machinery)

    Aixin Sun

  19. Tweet-aware News Summarization with Dual-Attention Mechanism

    Article • April 2021, ACM (Association for Computing Machinery)

    Aixin Sun

  20. CATN

    Article • July 2020, ACM (Association for Computing Machinery)

    Aixin Sun

  21. A Re-visit of the Popularity Baseline in Recommender Systems

    Article • July 2020, ACM (Association for Computing Machinery)

    Aixin Sun

  22. Collective Named Entity Recognition in User Comments via Parameterized Label Propagation

    Article • Journal of the Association for Information Science and Technology, May 2020, Wiley

    Aixin Sun

  23. Deep Learning Based Recommender System

    Article • ACM Computing Surveys, January 2020, ACM (Association for Computing Machinery)

    Yi Tay, Aixin Sun

  24. A Study on Agreement in PICO Span Annotations

    Article • July 2019, ACM (Association for Computing Machinery)

    Aixin Sun

  25. Pair-Linking for Collective Entity Disambiguation: Two Could Be Better Than All

    Article • IEEE Transactions on Knowledge and Data Engineering, July 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  26. Efficient Approximation Algorithms for Adaptive Seed Minimization

    Article • June 2019, ACM (Association for Computing Machinery)

    Laks Lakshmanan, V.S., Aixin Sun

  27. Aspect-level Sentiment Analysis using AS-Capsules

    Article • May 2019, ACM (Association for Computing Machinery)

    Aixin Sun

  28. Learning Travel Time Distributions with Deep Generative Model

    Article • May 2019, ACM (Association for Computing Machinery)

    Aixin Sun

  29. Learning-Based Outdoor Localization Exploiting Crowd-Labeled WiFi Hotspots

    Article • IEEE Transactions on Mobile Computing, April 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  30. Seed-Guided Topic Model for Document Filtering and Classification

    Article • ACM Transactions on Information Systems, January 2019, ACM (Association for Computing Machinery)

    Aixin Sun

  31. Collecting event-related tweets from twitter stream

    Article • Journal of the Association for Information Science and Technology, December 2018, Wiley

    Aixin Sun

  32. Towards Effective Extraction and Linking of Software Mentions from User-Generated Support Tickets

    Article • October 2018, ACM (Association for Computing Machinery)

    Aixin Sun

  33. A Survey of Location Prediction on Twitter

    Article • IEEE Transactions on Knowledge and Data Engineering, September 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  34. To Do or Not To Do: Distill crowdsourced negative caveats to augment api documentation

    Article • Journal of the Association for Information Science and Technology, August 2018, Wiley

    Aixin Sun

  35. LinkLive: discovering Web learning resources for developers from Q&A discussions

    Article • World Wide Web, July 2018, Springer Science + Business Media

    Aixin Sun

  36. API Caveat Explorer -- Surfacing Negative Usages from Practice

    Article • June 2018, ACM (Association for Computing Machinery)

    Aixin Sun

  37. CoNEREL

    Article • June 2018, ACM (Association for Computing Machinery)

    Aixin Sun

  38. Killing Two Birds With One Stone

    Article • June 2018, ACM (Association for Computing Machinery)

    Aixin Sun

  39. Seed-driven Document Ranking for Systematic Reviews in Evidence-Based Medicine

    Article • June 2018, ACM (Association for Computing Machinery)

    Aixin Sun

  40. Learning to answer programming questions with software documentation through social context embedding

    Article • Information Sciences, June 2018, Elsevier

    Aixin Sun

  41. Efficient algorithms for adaptive influence maximization

    Article • Proceedings of the VLDB Endowment, May 2018, VLDB Endowment

    Aixin Sun

  42. Linking Fine-Grained Locations in User Comments (Extended Abstract)

    Article • April 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  43. Semi-Supervised Spam Detection in Twitter Stream

    Article • IEEE Transactions on Computational Social Systems, March 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  44. Linking Fine-Grained Locations in User Comments

    Article • IEEE Transactions on Knowledge and Data Engineering, January 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  45. Joint Implicit and Explicit Neural Networks for Question Recommendation in CQA Services

    Article • IEEE Access, January 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  46. A study on a new type of citations called Prestigious Citations

    Article • Scientometrics, November 2017, Springer Science + Business Media

    Aravind Sesagiri Raamkumar, Aixin Sun

  47. NeuPL

    Article • November 2017, ACM (Association for Computing Machinery)

    Aixin Sun, Yi Tay

  48. Semi-Supervised Event-related Tweet Identification with Dynamic Keyword Generation

    Article • November 2017, ACM (Association for Computing Machinery)

    Aixin Sun

  49. A time-aware trajectory embedding model for next-location recommendation

    Article • Knowledge and Information Systems, October 2017, Springer Science + Business Media

    Aixin Sun

  50. Enhancing Topic Modeling for Short Texts with Auxiliary Word Embeddings

    Article • ACM Transactions on Information Systems, September 2017, ACM (Association for Computing Machinery)

    Aixin Sun

  51. Mean Average Distance to Resolver: An Evaluation Metric for Ticket Routing in Expert Network

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  52. Cross-Device User Linking

    Article • August 2017, ACM (Association for Computing Machinery)

    Aixin Sun, Yi Tay

  53. Searching for the internet of things: where it is and what it looks like

    Article • Personal and Ubiquitous Computing, July 2017, Springer Science + Business Media

    Aixin Sun

  54. An analysis of 14 Million tweets on hashtag-oriented spamming*

    Article • Journal of the Association for Information Science and Technology, May 2017, Wiley

    Aixin Sun

  55. Extracting fine-grained location with temporal awareness in tweets: A two-stage approach

    Article • Journal of the Association for Information Science and Technology, May 2017, Wiley

    Aixin Sun

  56. Exploring prestigious citations sourced from top universities across disciplines

    Article • Proceedings of the Association for Information Science and Technology, January 2017, Wiley

    Aravind Sesagiri Raamkumar, Aixin Sun

  57. Entity Recognition by Distant Supervision with Soft List Constraint

    Article • January 2017, Springer Science + Business Media

    Aixin Sun

  58. Time Expression Analysis and Recognition Using Syntactic Token Types and General Heuristic Rules

    Article • January 2017, Association for Computational Linguistics (ACL)

    Aixin Sun

  59. Annotating Points of Interest with Geo-tagged Tweets

    Article • October 2016, ACM (Association for Computing Machinery)

    Aixin Sun

  60. Effective Document Labeling with Very Few Seed Words

    Article • October 2016, ACM (Association for Computing Machinery)

    Aixin Sun

  61. Topic Modeling for Short Texts with Auxiliary Word Embeddings

    Article • July 2016, ACM (Association for Computing Machinery)

    Aixin Sun

  62. Discovering Neighborhood Pattern Queries by sample answers in knowledge base

    Article • May 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  63. Joint Recognition and Linking of Fine-Grained Locations from Tweets

    Article • April 2016, ACM (Association for Computing Machinery)

    Aixin Sun

  64. When MetaMap Meets Social Media in Healthcare: Are the Word Labels Correct?

    Article • January 2016, Springer Science + Business Media

    Aixin Sun

  65. Did You Know? A Rule-Based Approach to Finding Similar Questions on Online Health Forums

    Article • October 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  66. HSpam14

    Article • August 2015, ACM (Association for Computing Machinery)

    Aixin Sun

  67. PRISM

    Article • Proceedings of the VLDB Endowment, August 2015, VLDB Endowment

    Aixin Sun

  68. Mobile phone name extraction from internet forums: a semi-supervised approach

    Article • World Wide Web, July 2015, Springer Science + Business Media

    Aixin Sun

  69. Who, Where, When, and What

    Article • ACM Transactions on Information Systems, February 2015, ACM (Association for Computing Machinery)

    Aixin Sun

  70. Tweet Segmentation and Its Application to Named Entity Recognition

    Article • IEEE Transactions on Knowledge and Data Engineering, February 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  71. A Study of Visual and Semantic Similarity for Social Image Search Recommendation

    Article • January 2015, Springer Science + Business Media

    Aixin Sun

  72. Conformity-aware influence maximization in online social networks

    Article • The VLDB Journal, August 2014, Springer Science + Business Media

    Aixin Sun

  73. Summarizing social image search results

    Article • April 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  74. Exploiting Geographical Neighborhood Characteristics for Location Recommendation

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  75. Fine-grained location extraction from tweets with temporal awareness

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  76. Graph-based Point-of-interest Recommendation with Geographical and Temporal Influences

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  77. Hashtag recommendation for hyperlinked tweets

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  78. PRISM

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  79. Tagging Your Tweets

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  80. Towards context-aware search with right click

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  81. Why not, WINE?

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  82. Your neighbors affect your ratings

    Article • January 2014, ACM (Association for Computing Machinery)

    Aixin Sun

  83. Why not, WINE?

    Article • October 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  84. Who, where, when and what

    Article • August 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  85. On predicting the popularity of newly emerging hashtags in Twitter

    Article • Journal of the American Society for Information Science and Technology, May 2013, Wiley

    Aixin Sun

  86. TSDW: Two-stage word sense disambiguation using Wikipedia

    Article • Journal of the American Society for Information Science and Technology, April 2013, Wiley

    Aixin Sun

  87. Affinity-driven blog cascade analysis and prediction

    Article • Data Mining and Knowledge Discovery, March 2013, Springer Science + Business Media

    Aixin Sun

  88. Crest: Cluster-based Representation Enrichment for Short Text Classification

    Article • January 2013, Springer Science + Business Media

    Aixin Sun

  89. Are Most-Viewed News Articles Most-Shared?

    Article • January 2013, Springer Science + Business Media

    Aixin Sun

  90. CINEMA

    Article • January 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  91. Exploiting hybrid contexts for Tweet segmentation

    Article • January 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  92. MESSIAH

    Article • January 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  93. Predicting event-relatedness of popular queries

    Article • January 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  94. Time-aware point-of-interest recommendation

    Article • January 2013, ACM (Association for Computing Machinery)

    Aixin Sun

  95. Content is still king

    Article • June 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  96. Lessons from learner experiences in a field-based inquiry in geography using mobile devices

    Article • International Research in Geographical and Environmental Education, February 2012, Taylor & Francis

    Aixin Sun

  97. An evaluation of classification models for question topic categorization

    Article • Journal of the American Society for Information Science and Technology, February 2012, Wiley

    Aixin Sun

  98. CASIS

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  99. Category hierarchy maintenance

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  100. Short text classification using very few words

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  101. Topic-driven reader comments summarization

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  102. Twevent

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  103. TwiNER

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  104. Will this #hashtag be popular tomorrow?

    Article • January 2012, ACM (Association for Computing Machinery)

    Aixin Sun

  105. Web classification of conceptual entities using co-training

    Article • Expert Systems with Applications, November 2011, Elsevier

    Aixin Sun

  106. Tag-based social image retrieval: An empirical evaluation

    Article • Journal of the American Society for Information Science and Technology, September 2011, Wiley

    Aixin Sun

  107. Query-Guided Event Detection From News and Blog Streams

    Article • IEEE Transactions on Systems Man and Cybernetics - Part A Systems and Humans, September 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  108. Mining latent relations in peer-production environments: a case study with Wikipedia article similarity and controversy

    Article • Social Network Analysis and Mining, August 2011, Springer Science + Business Media

    Aixin Sun

  109. Detecting spam blogs from blog search results

    Article • Information Processing & Management, March 2011, Elsevier

    Aixin Sun

  110. Managing Social Image Tags: Methods and Applications

    Article • January 2011, Springer Science + Business Media

    Aixin Sun

  111. CASINO

    Article • January 2011, ACM (Association for Computing Machinery)

    Aixin Sun

  112. Semantic tag recommendation using concept model

    Article • January 2011, ACM (Association for Computing Machinery)

    Aixin Sun

  113. Visualizing and querying semantic social networks

    Article • January 2011, ACM (Association for Computing Machinery)

    Aixin Sun

  114. Enhancing search in a geospatial multimedia annotation system

    Article • January 2010, ACM (Association for Computing Machinery)

    Aixin Sun

  115. Investigating Perceptions of a Location-Based Annotation System

    Article • January 2010, Springer Science + Business Media

    Aixin Sun

  116. Visualizing and Exploring Evolving Information Networks in Wikipedia

    Article • January 2010, Springer Science + Business Media

    Aixin Sun

  117. Affinity-driven prediction and ranking of products in online product review sites

    Article • January 2010, ACM (Association for Computing Machinery)

    Aixin Sun

  118. Do Wikipedians follow domain experts?

    Article • January 2010, ACM (Association for Computing Machinery)

    Aixin Sun

  119. Managing Media Rich Geo-spatial Annotations for a Map-Based Mobile Application Using Clustering

    Article • January 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  120. Quantifying tag representativeness of visual content of social images

    Article • January 2010, ACM (Association for Computing Machinery)

    Aixin Sun

  121. On strategies for imbalanced text classification using SVM: A comparative study

    Article • Decision Support Systems, December 2009, Elsevier

    Aixin Sun

  122. To Trust or Not to Trust? Predicting Online Trusts Using Trust Antecedent Framework

    Article • December 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  123. Sharing Mobile Multimedia Annotations to Support Inquiry-Based Learning Using MobiTOP

    Article • January 2009, Springer Science + Business Media

    Aixin Sun

  124. Blog cascade affinity

    Article • January 2009, ACM (Association for Computing Machinery)

    Aixin Sun

  125. Exploring Hierarchically Organized Georeferenced Multimedia Annotations in the MobiTOP System

    Article • January 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  126. Image tag clarity

    Article • January 2009, ACM (Association for Computing Machinery)

    Aixin Sun

  127. Imbalanced text classification: A term weighting approach

    Article • Expert Systems with Applications, January 2009, Elsevier

    Aixin Sun

  128. Quality-aware collaborative question answering

    Article • January 2009, ACM (Association for Computing Machinery)

    Aixin Sun

  129. SSnetViz

    Article • January 2009, ACM (Association for Computing Machinery)

    Aixin Sun

  130. Sharing Hierarchical Mobile Multimedia Content Using the MobiTOP System

    Article • January 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  131. Trust relationship prediction using online product review data

    Article • January 2009, ACM (Association for Computing Machinery)

    Aixin Sun

  132. What makes categories difficult to classify?

    Article • January 2009, ACM (Association for Computing Machinery)

    Aixin Sun

  133. TagNSearch: Searching and Navigating Geo-referenced Collections of Photographs

    Article • January 2008, Springer Science + Business Media

    Aixin Sun

  134. Comments-oriented document summarization

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  135. Event detection with common user interests

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  136. On profiling blogs with representative entries

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  137. On ranking controversies in wikipedia

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  138. Online spam-blog detection through blog search

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  139. Predicting trusts among users of online communities

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  140. Representative entry selection for profiling blogs

    Article • January 2008, ACM (Association for Computing Machinery)

    Aixin Sun

  141. Measuring article quality in wikipedia

    Article • January 2007, ACM (Association for Computing Machinery)

    Aixin Sun

  142. Mobile G-Portal supporting collaborative sharing and learning in geography fieldwork

    Article • January 2007, ACM (Association for Computing Machinery)

    Aixin Sun

  143. Mobile digital libraries for geography education

    Article • January 2007, ACM (Association for Computing Machinery)

    Aixin Sun

  144. On improving wikipedia search using article quality

    Article • January 2007, ACM (Association for Computing Machinery)

    Aixin Sun

  145. SLOQUE

    Article • January 2007, ACM (Association for Computing Machinery)

    Aixin Sun

  146. Social bookmarking in digital library systems

    Article • January 2007, ACM (Association for Computing Machinery)

    Aixin Sun

  147. Measuring Qualities of Articles Contributed by Online Communities

    Article • December 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  148. An energy-efficient and access latency optimized indexing scheme for wireless data broadcast

    Article • IEEE Transactions on Knowledge and Data Engineering, August 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  149. Fast and Scalable Access to Advance Resource Reservation Data in Future Cellular Networks

    Article • January 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  150. i Wed: An Integrated Multigraph Cut-Based Approach for Detecting Events from a Website

    Article • January 2006, Springer Science + Business Media

    Aixin Sun

  151. Web unit-based mining of homepage relationships

    Article • Journal of the American Society for Information Science and Technology, January 2006, Wiley

    Aixin Sun

  152. Discovery of concept entities from web sites using web unit mining

    Article • International Journal of Web Information Systems, August 2005, Emerald

    Dion Goh, Aixin Sun

  153. Web data extraction based on structural similarity

    Article • Knowledge and Information Systems, February 2005, Springer Science + Business Media

    Aixin Sun

  154. Managing Geography Learning Objects Using Personalized Project Spaces in G-Portal

    Article • January 2005, Springer Science + Business Media

    Aixin Sun

  155. Finding and classifying web units in websites

    Article • International Journal of Business Intelligence and Data Mining, January 2005, Inderscience Publishers

    Aixin Sun

  156. Blocking reduction strategies in hierarchical text classification

    Article • IEEE Transactions on Knowledge and Data Engineering, October 2004, Institute of Electrical & Electronics Engineers (IEEE)

    Aixin Sun

  157. Performance measurement framework for hierarchical text classification

    Article • Journal of the American Society for Information Science and Technology, January 2003, Wiley

    Aixin Sun