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Laboratory for Computational Social Systems (LCS2) is a research group led by Dr. Tanmoy Chakraborty and Dr. Md. Shad Akhtar at Indraprastha Institute of Information Technology, Delhi (IIIT-Delhi). Broad research interests of this group include Data Mining, Complex Networks, Social Computing, Natural Language Processing and Data-driven Cybersecurity.


  • October 12, 2020
    Call for paper: Neurocomputing (Elsevier, Impact Factor: 4.438) Special Issue on Learning to Combat Online Hostile Posts in Regional Languages during Emergency Situations (Link)
  • October 12, 2020
    CONSTRAINT 2021: Workshop on Combating​ On​line Ho​st​ile Posts in Regional L​anguages dur​ing Emerge​ncy Si​tuation; Collocated with AAAI 2021
  • October 12, 2020
    Dr Tanmoy Chakraborty has been appointed as the Senior PC of IJCAI’21 and Publication Chair of NAACL’21.
  • October 03, 2020
    Paper accepted at ICDE, 2021: Subhabrata Dutta, Sarah Masud, Sakshi Makkar, Chhavi Jain, Vikram Goyal, Amitava Das, Tanmoy Chakraborty. Hate is the New Infodemic: A Topic-aware Modeling of Hate Speech Diffusion on Twitter.
  • September 26, 2020
    Shravika Mittal received Chancellor’s award, the highest recognition of an undergraduate student at IIITD.
  • September 25, 2020
    Paper accepted at Knowledge-Based Systems, 2020: Vishaal Udandarao, Abhishek Agarwal, Anubha Gupta, Tanmoy Chakraborty. InPHYNet: Leveraging Attention-based Multitask Recurrent Networks for Multi-label Physics Text Classification.
  • September 24, 2020
    LCS2 has signed an MOU with to start a funded collaborative research for the next two years in the area of fraud and misinformation.
  • September 18, 2020
    Paper accepted at EMNLP Findings 2020: Tanya Chawdhury, Alvin Dey, Yash Atri, Tanmoy Chakraborty. Corpora Evaluation and System Bias detection in Multi Document Summarization .

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