Hello, welcome to my home page. I am an Assistant Professor in the Department of Computer Science & Engineering at Indian Institute of Information Technology, Guwahati. I joined IIITG in January, 2021. Prior to that, I completed my PhD from National Institute of Technology Silchar in Computer Science & Engineering in the year 2020.

Research Interests:

Machine Learning, Data Mining, Deep learning,Image processing.


At IIITG, I have taught the following courses:

  • Human Computer Intercation(CS682)
  • Artificial Intelligence (CS631)
  • Deep Learning (CS471)


  • D. Devi, S.K. Biswas, B. Purkayastha, Correlation-based Oversampling aided Cost Sensitive Ensemble learning technique for Treatment of Class Imbalance, Journal of Experimental & Theoretical Artificial Intelligence, Taylor and Francis, vol. 34, pp.143-174, 2021.
  • D. Devi, S. Namasudra, S. Kadry, A Boosting-Aided Adaptive Cluster-Based Undersampling Approach for Treatment of Class Imbalance Problem, International Journal of Data Warehousing and Mining (IJDWM), IGI Global, vol. 16, pp.60-86, 2020.
  • D. Devi, S.K. Biswas, B. Purkayastha, Learning in presence of class imbalance and class overlapping by using one-class SVM and undersampling technique, Connection Science, Taylor and Francis, vol. 31, pp.105-142, 2019.
  • S. Kumar, S.K. Biswas, D. Devi, TLUSBoost algorithm: A boosting solution for class imbalance problem, Soft Computing, Springer, vol. 23, pp. 10755-10767, 2019.
  • D. Devi, S.K. Biswas, B. Purkayastha, Redundancy-driven modified Tomek-link based Undersampling: A Solution to Class Imbalance, Pattern Recognition Letter, Elsevier, vol. 93, pp. 3-12, 2017.
  • S.K. Biswas, D. Devi, M. Chakraborty, A Hybrid Case-based Reasoning Model for Classification in Internet of Things (IoT) Environment, Journal of Organizational and End-User Computing, IGI Global , vol. 30, pp. 104-122, 2017.
  • S. K. Biswas, M. Chakraborty, H. R. Singh, D. Devi, B. Purkayastha, A.K. Das, Hybrid case-based reasoning system by cost-sensitive neural network for classification, Soft Computing, Springer , vol. 21, pp. 7579-7596, 2017.
  • Conferences
    1. D. Devi, S.K. Biswas, B. Purkayastha, A Review on Solution to Class Imbalance Problem: Undersampling Approaches, ComPE-2020, NEHU, Shillong, 2020.
    2. D. Devi, S.K. Biswas, B. Purkayastha, A Cost-sensitive weighted Random Forest Technique for Credit Card Fraud Detection, IEEE-ICCCNT 2019, IIT Kharagpur, 2019.
    3. D. Devi, S.K. Biswas, B. Purkayastha, A Boosting based Adaptive Oversampling Technique for treatment of Class Imbalance, 8th IEEE International Conference on Computer Communications and Informatics, ICCCI’19, 2019.

    Dr. Debashree Devi

    Assistant Professor (CSE)

    PhD (NIT Silchar)