Publications

For an up-to-date list of papers, see my Google scholar profile.

2017

  • Global-Context Neural Machine Translation through Target-Side Attentive Residual Connections
    Lesly Miculicich Werlen, Nikolaos Pappas, Dhananjay Ram, Andrei Popescu-Belis
    CoRR abs/1709.04849 (arXiv, pre-print)
    PDF Bibtex
  • Multilingual Hierarchical Attention Networks for Document Classification
    Nikolaos Pappas, Andrei Popescu-Belis
    8th International Joint Conference on Natural Language Processing (IJCNLP, Accepted)
    PDF Bibtex
  • Sense-Aware Statistical Machine Translation using Adaptive Context-Dependent Clustering
    Xiao Pu, Nikolaos Pappas, Andrei Popescu-Belis
    Proceedings of Second Conference on Machine Translation (WMT)
    PDF Bibtex
  • Explicit Document Modeling through Weighted Multiple-Instance Learning
    Nikolaos Pappas, Andrei Popescu-Belis
    Journal of Artificial Intelligence Research (JAIR)
    PDF Bibtex Code
  • Multilingual Visual Sentiment Concept Clustering and Analysis
    Nikolaos Pappas, Mercan Topkara, Miriam Redi, Hongyi Liu, Brendan Jou, Tao Chen, Shih-Fu Chang
    International Journal of Multimedia Information Retrieval (IJMIR)
    PDF Bibtex Data

2016

  • Human versus Machine Attention in Document Classification: A Dataset with Crowdsourced Annotations
    Nikolaos Pappas, Andrei Popescu-Belis
    Proceedings of the International Workshop on Natural Language Processing for Social Media (SocialNLP@EMNLP)
    PDF Bibtex Code & Data Slides
  • Multilingual Visual Sentiment Concept Matching
    Nikolaos Pappas, Mercan Topkara, Miriam Redi, Brendan Jou, Tao Chen, Hongyi Liu, Shih-Fu Chang
    Proceedings of the ACM International Conference on Multimedia Retrieval (ICMR)
    PDF Bibtex Data Slides
  • Adaptive Sentiment-Aware One-Class Collaborative Filtering
    Nikolaos Pappas, Andrei Popescu-Belis
    Expert Systems with Applications (ESWA)
    PDF Bibtex Data

2015

  • Visual Affect Around the World: A Large-scale Multilingual Visual Sentiment Ontology
    Brendan Jou, Tao Chen, Nikolaos Pappas, Miriam Redi, Mercan Topkara and Shih-Fu Chang
    Proceedings of ACM International Conference on Multimedia (MM)
    PDF Bibtex Data Poster
  • Combining Content with User Preferences for Non-Fiction Multimedia Recommendation: A Study on TED Lectures
    Nikolaos Pappas, Andrei Popescu-Belis
    Multimedia Tools and Applications (MTAP)
    PDF Bibtex Data

2014

  • Explaining the Stars: Weighted Multiple-Instance Learning for Aspect-Based Sentiment Analysis
    Nikolaos Pappas, Andrei Popescu-Belis
    Proceedings of the 2014 Conference on Empirical Methods in Natural Language Processing (EMNLP)
    PDF Bibtex Code & Data Slides
  • Multimodal Reranking of Content-based Recommendations for Hyperlinking Video Snippets
    Chidansh A. Bhatt, Nikolaos Pappas, Maryam Habibi and Andrei Popescu-Belis
    Proceedings of the ACM International Conference on Multimedia Retrieval (ICMR)
    PDF Bibtex Data

2013

  • Sentiment Analysis of User Comments for One-Class Collaborative Filtering over TED Talks
    Nikolaos Pappas, Andrei Popescu-Belis
    Proceedings of the 36th ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)
    PDF Bibtex Data Poster
  • Combining Content with User Preferences for TED Lecture Recommendation
    Nikolaos Pappas, Andrei Popescu-Belis
    Proceedings of the 11th International Workshop on Content Based Multimedia Indexing (CBMI)
    PDF Bibtex Data Slides
  • Distinguishing the Popularity Between Topics: A System for Up-to-date Opinion Retrieval and Mining in the Web
    Nikolaos Pappas, Georgios Katsimpras, Efstathios Stamatatos
    Proceedings of the 14th International Conference on Intelligent Text Processing and Computational Linguistics (CICLing)
    PDF Bibtex Code Slides
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