Charalampos Chelmis

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 79

Top Topics

Feature Selection And Classification

Top Venues

Soc. Netw. Anal. Min.

Publications

Wenting Qi, Charalampos Chelmis
Noisy Label Detection and Counterfactual Correction. IEEE Trans. Artif. Intell. 5 (2) (2024)
Charalampos Chelmis, Khandker Sadia Rahman
Why Do Some Homeless Succeed While Others Falter? A Network Science Perspective. IEEE Trans. Comput. Soc. Syst. 11 (2) (2024)
Sachini Piyoni Ekanayake, Daphney-Stavroula Zois, Charalampos Chelmis
Sequential Datum-wise Feature Acquisition and Classifier Selection. IEEE Trans. Artif. Intell. 5 (6) (2024)
Khandker Sadia Rahman, Daphney-Stavroula Zois, Charalampos Chelmis
Bayesian Network Modeling and Prediction of Transitions Within the Homelessness System. ICASSP (2023)
Wenting Qi, Charalampos Chelmis
Evaluating algorithmic homeless service allocation. J. Comput. Soc. Sci. 6 (1) (2023)
Wenting Qi, Charalampos Chelmis
Online Hierarchical Multi-label Classification. BigData (2023)
Khandker Sadia Rahman, Charalampos Chelmis
Modeling and predicting individual transitions within the homelessness system. Soc. Netw. Anal. Min. 13 (1) (2023)
Wenting Qi, Charalampos Chelmis
Hybrid Loss for Hierarchical Multi-label Classification Network. BigData (2023)
Charalampos Chelmis, Bedirhan Gergin
Recipe Networks and the Principles of Healthy Food on the Web. ICWSM (2023)
Sachini Piyoni Ekanayake, Daphney-Stavroula Zois, Charalampos Chelmis
Sequential Datum-Wise Joint Feature Selection and Classification in the Presence of External Classifier. ICASSP (2023)
Wenting Qi, Charalampos Chelmis
Robust Learning with Noisy Label Detection and Counterfactual Correction. Big Data (2022)
Jisun An, Charalampos Chelmis, Walid Magdy
IEEE/ACM ASONAM 2022: Welcome from the ASONAM 2022 Program Chairs. ASONAM (2022)
Wenting Qi, Charalampos Chelmis
Label Denoising and Counterfactual Explanation with A Plug and Play Framework. Big Data (2022)
Khandker Sadia Rahman, Charalampos Chelmis
Learning to Predict Transitions within the Homelessness System from Network Trajectories. ASONAM (2022)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Near Real-Time Freeway Accident Detection. IEEE Trans. Intell. Transp. Syst. 23 (2) (2022)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Dynamic Instance-Wise Classification in Correlated Feature Spaces. IEEE Trans. Artif. Intell. 2 (6) (2021)
Wenting Qi, Charalampos Chelmis
Improving Algorithmic Decision-Making in the Presence of Untrustworthy Training Data. IEEE BigData (2021)
Charalampos Chelmis, Daphney-Stavroula Zois
Dynamic, Incremental, and Continuous Detection of Cyberbullying in Online Social Media. ACM Trans. Web 15 (3) (2021)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Dynamic Instance-Wise Classification in Correlated Feature Spaces. CoRR (2021)
Charalampos Chelmis, Wenting Qi
Hierarchical MultiClass AdaBoost. IEEE BigData (2021)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Dynamic Instance-wise Joint Feature Selection and Classification. IEEE Trans. Artif. Intell. 2 (2) (2021)
Charalampos Chelmis, Wenting Qi, Wonhyung Lee
Challenges and Opportunities in Using Data Science for Homelessness Service Provision. WWW (Companion Volume) (2021)
Charalampos Chelmis, Khandker Sadia Rahman
Peeking through the homelessness system with a network science lens. ASONAM (2021)
Imara Nazar, Daphney-Stavroula Zois, Charalampos Chelmis
Knowing When to Stop: Joint Heterogeneous Feature Selection and Classification. ACSSC (2020)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
On-The-Fly Feature Selection and Classification with Application to Civic Engagement Platforms. ICASSP (2020)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
On-the-Fly Joint Feature Selection and Classification. CoRR (2020)
Imara Nazar, Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Sequential Heterogeneous Feature Selection for Multi-Class Classification: Application in Government 2.0. MLSP (2020)
Christopher Yong, Charalampos Chelmis, Wonhyung Lee, Daphney-Stavroula Zois
Understanding online civic engagement: a multi-neighborhood study of SeeClickFix. ASONAM (2019)
Mengfan Yao, Charalampos Chelmis, Daphney-Stavroula Zois
Lightning Talk-Towards Robust Detection of Cyberbullying in Social Media. WWW (Companion Volume) (2019)
Muhammad Rizwan Saeed, Charalampos Chelmis, Viktor K. Prasanna
Extracting entity-specific substructures for RDF graph embeddings. Semantic Web 10 (6) (2019)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Robust Freeway Accident Detection: A Two-Stage Approach. ICASSP (2019)
Mengfan Yao, Charalampos Chelmis, Daphney-Stavroula Zois
Cyberbullying Ends Here: Towards Robust Detection of Cyberbullying in Social Media. WWW (2019)
Ajitesh Srivastava, Rajgopal Kannan, Charalampos Chelmis, Viktor K. Prasanna
RecANt: Network-based Recruitment for Active Fake News Correction. IEEE BigData (2019)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis, Mengfan Yao
Automating the Classification of Urban Issue Reports: an Optimal Stopping Approach. ICASSP (2019)
Charalampos Chelmis, Mengfan Yao
Minority Report: Cyberbullying Prediction on Instagram. WebSci (2019)
Charalampos Chelmis, Mengfan Yao, Wonhyung Lee
Web and society: a first look into the network of human service providers. ASONAM (2019)
Imara Nazar, Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Automated Optimal Online Civil Issue Classification using Multiple Feature Sets. ACSSC (2019)
Charalampos Chelmis, Mengfan Yao
Creating Public Value by Democratizing the Ecosystem of Human Service Providers. WWW (Companion Volume) (2019)
Yasitha Warahena Liyanage, Mengfan Yao, Christopher Yong, Daphney-Stavroula Zois, Charalampos Chelmis
What Matters the Most? Optimal Quick Classification of Urban Issue Reports by Importance. GlobalSIP (2018)
Daphney-Stavroula Zois, Christopher Yong, Charalampos Chelmis, Angeliki Kapodistria, Wonhyung Lee
Improving Monitoring of Participatory Civil Issue Requests through Optimal Online Classification. ACSSC (2018)
Muhammad Rizwan Saeed, Charalampos Chelmis, Viktor K. Prasanna
ASQFor: Automatic SPARQL query formulation for the non-expert. AI Commun. 31 (1) (2018)
Mengfan Yao, Charalampos Chelmis, Daphney-Stavroula Zois
Cyberbullying Detection on Instagram with Optimal Online Feature Selection. ASONAM (2018)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Quickest Freeway Accident Detection Under Unknown Post-Accident Conditions. GlobalSIP (2018)
Ajitesh Srivastava, Rajgopal Kannan, Charalampos Chelmis, Viktor K. Prasanna
FActCheck: Keeping Activation of Fake News at Check. AAMAS (2018)
Daphney-Stavroula Zois, Angeliki Kapodistria, Mengfan Yao, Charalampos Chelmis
Optimal Online Cyberbullying Detection. ICASSP (2018)
Yasitha Warahena Liyanage, Daphney-Stavroula Zois, Charalampos Chelmis
Optimal Sequential Detection of Freeway Accidents. ACSSC (2018)
Yasitha Warahena Liyanage, Charalampos Chelmis, Daphney-Stavroula Zois
A Hierarchical Framework for Timely Freeway Accident Detection and Localization. IEEE BigData (2018)
Muhammad Rizwan Saeed, Charalampos Chelmis, Viktor K. Prasanna
Not all Embeddings are created Equal: Extracting Entity-specific Substructures for RDF Graph Embedding. CoRR (2018)
Xian-He Sun, Marc Frîncu, Charalampos Chelmis
Special Issue on Scalable Computing Systems for Big Data Applications. J. Parallel Distributed Comput. 108 (2017)
Charith Wickramaarachchi, Rajgopal Kannan, Charalampos Chelmis, Viktor K. Prasanna
PReSS towards a secure smart grid: Protection recommendations against smart spoofing. ISGT (2017)
Charalampos Chelmis, Reshul Dani
ASSIST: Automatic Summarization of Significant Structural Changes in Large Temporal Graphs. WebSci (2017)
Alex Popa, Marc Frîncu, Charalampos Chelmis
A distributed algorithm for the efficient computation of the unified model of social influence on massive datasets. HPEC (2017)
Charalampos Chelmis, Daphney-Stavroula Zois, Mengfan Yao
Mining Patterns of Cyberbullying on Twitter. ICDM Workshops (2017)
Shijie Zhou, Charalampos Chelmis, Viktor K. Prasanna
High-Throughput and Energy-Efficient Graph Processing on FPGA. FCCM (2016)
Muhammad Rizwan Saeed, Charalampos Chelmis, Viktor K. Prasanna
Thou Shalt ASQFor and Shalt Receive the Semantic Answer. IJCAI (2016)
Charalampos Chelmis, Rajgopal Kannan, Viktor K. Prasanna
Software defined connected prosumer communities. WF-IoT (2016)
Ranjan Pal, Charalampos Chelmis, Marc Frîncu, Viktor K. Prasanna
MATCH for the Prosumer Smart Grid The Algorithmics of Real-Time Power Balance. IEEE Trans. Parallel Distributed Syst. 27 (12) (2016)
Charalampos Chelmis, Sutanay Choudhury, Arindam Pal, Anand V. Panangadan, Weiqin Tong, Yinglong Xia
ParLearning Introduction and Committees. IPDPS Workshops (2016)
Charith Wickramaarachchi, Rajgopal Kannan, Charalampos Chelmis, Viktor K. Prasanna
Distributed exact subgraph matching in small diameter dynamic graphs. IEEE BigData (2016)
Sanmukh R. Kuppannagari, Rajgopal Kannan, Charalampos Chelmis, Viktor K. Prasanna
Implementation of Learning-Based Dynamic Demand Response on a Campus Micro-Grid. IJCAI (2016)
Ajitesh Srivastava, Charalampos Chelmis, Viktor K. Prasanna
Mining Large Dense Subgraphs. WWW (Companion Volume) (2016)
Saima Aman, Charalampos Chelmis, Viktor K. Prasanna
Learning to REDUCE: A Reduced Electricity Consumption Prediction Ensemble. AAAI Workshop: AI for Smart Grids and Smart Buildings (2016)
Ajitesh Srivastava, Charalampos Chelmis, Viktor K. Prasanna
Computing competing cascades on signed networks. Soc. Netw. Anal. Min. 6 (1) (2016)
Ranjan Pal, Charalampos Chelmis, Marc Frîncu, Viktor K. Prasanna
Towards Dynamic Demand Response On Efficient Consumer Grouping Algorithmics. IEEE Trans. Sustain. Comput. 1 (1) (2016)
Sanmukh R. Kuppannagari, Rajgopal Kannan, Charalampos Chelmis, Arash Saber Tehrani, Viktor K. Prasanna
Optimal Customer Targeting for Sustainable Demand Response in Smart Grids. ICCS (2016)
Charith Wickramaarachchi, Alok Gautam Kumbhare, Marc Frîncu, Charalampos Chelmis, Viktor K. Prasanna
Real-Time Analytics for Fast Evolving Social Graphs. CCGRID (2015)
Shijie Zhou, Charalampos Chelmis, Viktor K. Prasanna
Optimizing memory performance for FPGA implementation of pagerank. ReConFig (2015)
Ajitesh Srivastava, Ren Chen, Viktor K. Prasanna, Charalampos Chelmis
A hybrid design for high performance large-scale sorting on FPGA. ReConFig (2015)
Charith Wickramaarachchi, Charalampos Chelmis, Viktor K. Prasanna
Empowering Fast Incremental Computation over Large Scale Dynamic Graphs. IPDPS Workshops (2015)
Ajitesh Srivastava, Charalampos Chelmis, Viktor K. Prasanna
Social Influence Computation and Maximization in Signed Networks with Competing Cascades. ASONAM (2015)
Saima Aman, Charalampos Chelmis, Viktor K. Prasanna
Influence-Driven Model for Time Series Prediction from Partial Observations. AAAI (2015)
Shijie Zhou, Charalampos Chelmis, Viktor K. Prasanna
Accelerating Large-Scale Single-Source Shortest Path on FPGA. IPDPS Workshops (2015)
Charalampos Chelmis, Jahanvi Kolte, Viktor K. Prasanna
Big data analytics for demand response: Clustering over space and time. IEEE BigData (2015)
Ranjan Pal, Charalampos Chelmis, Chandra Tadepalli, Marc Frîncu, Saima Aman, Viktor K. Prasanna
Challenge: On Online Time Series Clustering for Demand Response: Optic - A Theory to Break the 'Curse of Dimensionality'. e-Energy (2015)
Saima Aman, Marc Frîncu, Charalampos Chelmis, Muhammad Usman Noor, Yogesh Simmhan, Viktor K. Prasanna
Prediction models for dynamic demand response: Requirements, challenges, and insights. SmartGridComm (2015)
Charalampos Chelmis, Muhammad Rizwan Saeed, Marc Frîncu, Viktor K. Prasanna
Curtailment Estimation Methods for Demand Response: Lessons Learned by Comparing Apples to Oranges. e-Energy (2015)
Marc Frîncu, Charalampos Chelmis, Muhammad Rizwan Saeed, Viktor K. Prasanna, Saima Aman, Vasileios Zois, Carol Fern, Aras Akbari
Enabling Automated Dynamic Demand Response: From Theory to Practice. e-Energy (2015)
Ajitesh Srivastava, Charalampos Chelmis, Viktor K. Prasanna
The unified model of social influence and its application in influence maximization. Soc. Netw. Anal. Min. 5 (1) (2015)
Charalampos Chelmis, Saima Aman, Muhammad Rizwan Saeed, Marc Frîncu, Viktor K. Prasanna
Estimating Reduced Consumption for Dynamic Demand Response. AAAI Workshop: Computational Sustainability (2015)
Saima Aman, Charalampos Chelmis, Viktor K. Prasanna
Addressing data veracity in big data applications. IEEE BigData (2014)
Ajitesh Srivastava, Charalampos Chelmis, Viktor K. Prasanna
Influence in social networks: A unified model? ASONAM (2014)
Marc Frîncu, Charalampos Chelmis, Muhammad Usman Noor, Viktor K. Prasanna
Accurate and efficient selection of the best consumption prediction method in smart grids. IEEE BigData (2014)
Charalampos Chelmis, Ajitesh Srivastava, Viktor K. Prasanna
Computational models of technology adoption at the workplace. Soc. Netw. Anal. Min. 4 (1) (2014)
Vasileios Zois, Marc Frîncu, Charalampos Chelmis, Muhammad Rizwan Saeed, Viktor K. Prasanna
Efficient customer selection for sustainable demand response in smart grids. IGCC (2014)
Charalampos Chelmis, Hao Wu, Vikram Sorathia, Viktor K. Prasanna
Semantic Social Network Analysis for the Enterprise. Comput. Informatics 33 (3) (2014)
Charalampos Chelmis, Viktor K. Prasanna
An empirical analysis of microblogging behavior in the enterprise. Soc. Netw. Anal. Min. 3 (3) (2013)
Charalampos Chelmis, Viktor K. Prasanna
Exploring generative models of tripartite graphs for recommendation in social media. MSM (2013)
Charalampos Chelmis, Viktor K. Prasanna
Social Link Prediction in Online Social Tagging Systems. ACM Trans. Inf. Syst. 31 (4) (2013)
Hao Wu, Charalampos Chelmis, Vikrambhai S. Sorathia, Yinuo Zhang, Om Prasad Patri, Viktor K. Prasanna
Enriching employee ontology for enterprises with knowledge discovery from social networks. ASONAM (2013)
Charalampos Chelmis, Viktor K. Prasanna
The role of organization hierarchy in technology adoption at the workplace. ASONAM (2013)
Charalampos Chelmis
Complex modeling and analysis of workplace collaboration data. CTS (2013)
Charalampos Chelmis, Vikrambhai S. Sorathia, Viktor K. Prasanna
Enterprise Wisdom Captured Socially. ASONAM (2012)
Charalampos Chelmis, Viktor K. Prasanna
Predicting Communication Intention in Social Networks. SocialCom/PASSAT (2012)
Charalampos Chelmis, Viktor K. Prasanna
Microblogging in the Enterprise: A Few Comments are in Order. ASONAM (2012)
Charalampos Chelmis, Viktor K. Prasanna
Social Networking Analysis: A State of the Art and the Effect of Semantics. SocialCom/PASSAT (2011)
Charalampos Chelmis
Mutable Peer-to-Peer File Systems: Analysis and Evaluation. AP2PS (2009)