Nischal Ashok Kumar

Nischal Ashok Kumar

CS PhD Candidate at UMass Amherst

Research

Iā€™m broadly interested in Machine Learning and Natural Language Processing applied to user-centered domains like education and creativity.

Google Scholar, Semantic Scholar

Below is a list of my publications.

* denotes equal contribution.

Conferences and Workshops

Whose story is it? Personalizing story generation by inferring author styles
N.Ashok Kumar, C.M. Pham, M. Iyyer, A. Lan
AACL-IJCNLP 2025
Code + Data

PRACTIQ: A Practical Conversational text-to-SQL dataset with Ambiguous and Unanswerable Queries
N. Ashok Kumar*, M. Dong*, Y. Hu, A. Chauhan, C. Hang, S. Chang, L. Pan, W. Lan, H. Zhu, J. Jiang, P. Ng, Z. Wang
NAACL 2025
Code + Data

Improving Socratic Question Generation using Data Augmentation and Preference Optimization
N. Ashok Kumar, A. Lan
BEA Workshop @ NAACL 2024
Code

Using Large Language Models for Student-Code Guided Test Case Generation in Computer Science Education
N. Ashok Kumar, A. Lan
AI4ED Workshop @ AAAI 2024 ( Best Runner-Up Paper šŸ†)
Code

Improving Reading Comprehension Question Generation with Data Augmentation and Overgenerate-and-rank
N. Ashok Kumar, N. Fernandez, Z. Wang, A. Lan
BEA Workshop @ ACL 2023 (Outstanding Paper šŸ†)
Code

A Conceptual Model for End-to-End Causal Discovery in Knowledge Tracing
N. Ashok Kumar, W. Feng, J. Lee, H. McNichols, A. Ghosh, A. S. Lan
EDM 2023
Code

MMM: An Emotion and Novelty-aware Approach for Multilingual Multimodal Misinformation Detection
V.Gupta, R.Kumari, N.Ashok, T.Ghosal, A.Ekbal
Findings of AACL-IJCNLP 2022
Code

Testing the Generalization of Neural Language Models for COVID-19 Misinformation Detection
N.Ashok*, J.P.Wahle*, T.Ruas, N.Meuschke, T.Ghosal, B.Gipp
iConference 2022
Code

A Multitask learning approach for fake news detection: Novelty, Emotion and Sentiment Lend a Helping Hand
N.Ashok*, R.Kumari*, T.Ghosal, A.Ekbal
IJCNN 2021
Code

Journals

Misinformation Detection using Multi-Task Learning with Mutual Learning for Novelty and Emotion
N.Ashok*, R.Kumari*, T.Ghosal, A.Ekbal
Information Processing and Management, 2021
Code

What the Fake? Probing Misinformation Detection Standing on the Shoulder of Novelty and Emotion
N.Ashok*, R.Kumari*, T.Ghosal, A.Ekbal
Information Processing and Management, 2022
Code

Identifying Multimodal Misinformation Leveraging Novelty Detection and Emotion Recognition
N.Ashok*, R.Kumari*, P.K. Agarwal, T.Ghosal, A.Ekbal
Journal of Intelligent Information Systems, 2023
Code

Emotion aided multi-task framework for video embedded misinformation detection
R.Kumari, V.Gupta, N.Ashok, T.Ghosal, A.Ekbal
Multimedia Tools and Applications, 2023

Pre-Prints

Toward LLM-Supported Automated Assessment of Critical Thinking Subskills
N. Ashok Kumar*, M.C. Peczuh*, R. Baker, B. Lehman, D. Eisenberg, C. Mills, K. Chebrolu, S. Nashi, C. Young, B. Liu, S. Lachman, A. Lan
arXiv, 2025