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Vijay Viswanathan 0002

dblp:29/2945-2 · DBLP profile ↗
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7ranked-venue papers
4as first author
7since 2021 · last 2025
—ORCID · conflict

Domains — the database's venue-derived domains; a paper can count in several

Artificial intelligence and machine learning · 7 · 4 first-author · 7 since 2021Graphics, computer vision, multimedia, augmented reality and games · 1 · 1 since 2021

Expertise — from the expertise taxonomy: the topics of the expert's papers under the CCF categories. A weight counts papers with recency: 1 for a paper about the topic, 0.3 when the topic is its context, halved every five years.

Artificial intelligence
3 papers
Language models and text generation · 44% Generative modeling · 22% Reinforcement learning · 22%
Databases, data mining, and information retrieval
1 paper
Information retrieval · 75% Recommender systems · 25%

Topics — the 9 heaviest of 9, each with the papers that count most for it

TopicWeightPapersLastEvidence papers
Natural language and speech › Language models and text generation
instruction following
0.912025
Checklists Are Better Than Reward Models For Aligning Language Models · NeurIPS 2025
Natural language and speech › Language models and text generation
large language model evaluation
0.912025
Evaluating Language Models as Synthetic Data Generators · ACL (1) 2025
Machine learning › Reinforcement learning
reinforcement learning from human feedback
0.912025
Checklists Are Better Than Reward Models For Aligning Language Models · NeurIPS 2025
Machine learning › Generative modeling
synthetic data generation
0.912025
Evaluating Language Models as Synthetic Data Generators · ACL (1) 2025
Information retrieval › retrieval models › neural retrieval › dense retrieval
bi-encoder retrieval
0.712023
DataFinder: Scientific Dataset Recommendation from Natural Language Descriptions · ACL (1) 2023
Recommender systems › knowledge-aware recommendation › entity recommendation
dataset recommendation
0.712023
DataFinder: Scientific Dataset Recommendation from Natural Language Descriptions · ACL (1) 2023
Information retrieval › text analysis
Natural language processing for IR
0.712023
DataFinder: Scientific Dataset Recommendation from Natural Language Descriptions · ACL (1) 2023
Information retrieval
retrieval models
0.712023
DataFinder: Scientific Dataset Recommendation from Natural Language Descriptions · ACL (1) 2023
Natural language and speech › Information extraction and text analysis › document analysis › scholarly text analysis
scientific information extraction
0.512021
CitationIE: Leveraging the Citation Graph for Scientific Information Extraction · ACL/IJCNLP (1) 2021

Methods — techniques the papers use, named apart from their topics

verifier program · 0.9AI judge · 0.9bi-encoder retrieval · 0.7
YearPublicationVenuePosition
2025 Evaluating Language Models as Synthetic Data Generators
abstract
Seungone Kim, Juyoung Suk, Xiang Yue, Vijay Viswanathan, Seongyun Lee, Yizhong Wang, Kiril Gashteovski, Carolin Lawrence, Sean Welleck, Graham Neubig. Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers). 2025.
Seungone Kim, Juyoung Suk, Xiang Yue, Vijay Viswanathan 0002, Seongyun Lee, Yizhong Wang, Kiril Gashteovski, Carolin Lawrence, Sean Welleck, Graham Neubig
ACL (1)4
2025 Checklists Are Better Than Reward Models For Aligning Language Models
abstract
Language models must be adapted to understand and follow user instructions. Reinforcement learning is widely used to facilitate this —typically using fixed criteria such as "helpfulness" and "harmfulness". In our work, we instead propose using flexible, instruction-specific criteria as a means of broadening the impact that reinforcement learning can have in eliciting instruction following. We propose "Reinforcement Learning from Checklist Feedback" (RLCF). From instructions, we extract checklists and evaluate how well responses satisfy each item—using both AI judges and specialized verifier programs—then combine these scores to compute rewards for RL. We compare RLCF with other alignment methods on top of a strong instruction following model (Qwen2.5-7B-Instruct) on five widely-studied benchmarks — RLCF is the only method to help on every benchmark, including a 4-point boost in hard satisfaction rate on FollowBench, a 6-point increase on InFoBench, and a 3-point rise in win rate on Arena-Hard. We show that RLCF can also be used off-policy to improve Llama 3.1 8B Instruct and OLMo 2 7B Instruct. These results establish rubrics as a key tool for improving language models' support of queries that express a multitude of needs. We release our our dataset of rubrics (WildChecklists), models, and code to the public.
Vijay Viswanathan 0002, Yanchao Sun, Xiang Kong, Graham Neubig, Sherry Tongshuang Wu
NeurIPS1
2024 Large Language Models Enable Few-Shot Clustering
abstract
Abstract Unlike traditional unsupervised clustering, semi-supervised clustering allows users to provide meaningful structure to the data, which helps the clustering algorithm to match the user’s intent. Existing approaches to semi-supervised clustering require a significant amount of feedback from an expert to improve the clusters. In this paper, we ask whether a large language model (LLM) can amplify an expert’s guidance to enable query-efficient, few-shot semi-supervised text clustering. We show that LLMs are surprisingly effective at improving clustering. We explore three stages where LLMs can be incorporated into clustering: before clustering (improving input features), during clustering (by providing constraints to the clusterer), and after clustering (using LLMs post-correction). We find that incorporating LLMs in the first two stages routinely provides significant improvements in cluster quality, and that LLMs enable a user to make trade-offs between cost and accuracy to produce desired clusters. We release our code and LLM prompts for the public to use.1
Vijay Viswanathan 0002, Kiril Gashteovski, Carolin Lawrence, Sherry Tongshuang Wu, Graham Neubig
Trans. Assoc. Comput. Linguistics1
2023 DataFinder: Scientific Dataset Recommendation from Natural Language Descriptions
abstract
Modern machine learning relies on datasets to develop and validate research ideas.Given the growth of publicly available data, finding the right dataset to use is increasingly difficult.Any research question imposes explicit and implicit constraints on how well a given dataset will enable researchers to answer this question, such as dataset size, modality, and domain.We operationalize the task of recommending datasets given a short natural language description of a research idea, to help people find relevant datasets for their needs.Dataset recommendation poses unique challenges as an information retrieval problem; datasets are hard to directly index for search and there are no corpora readily available for this task.To facilitate this task, we build the DataFinder Dataset which consists of a larger automatically-constructed training set (17.5K queries) and a smaller expertannotated evaluation set (392 queries).Using this data, we compare various information retrieval algorithms on our test set and present a superior bi-encoder retriever for text-based dataset recommendation.This system, trained on the DataFinder Dataset, finds more relevant search results than existing third-party dataset search engines.To encourage progress on dataset recommendation, we release our dataset and models to the public.1
Vijay Viswanathan 0002, Luyu Gao, Sherry Tongshuang Wu, Pengfei Liu 0003, Graham Neubig
ACL (1)1
2022 A Dataset for N-ary Relation Extraction of Drug Combinations
abstract
Aryeh Tiktinsky, Vijay Viswanathan, Danna Niezni, Dana Meron Azagury, Yosi Shamay, Hillel Taub-Tabib, Tom Hope, Yoav Goldberg. Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies. 2022.
Aryeh Tiktinsky, Vijay Viswanathan 0002, Danna Niezni, Dana Meron Azagury, Yosi Shamay, Hillel Taub-Tabib, Tom Hope, Yoav Goldberg
NAACL-HLT2
2021 CitationIE: Leveraging the Citation Graph for Scientific Information Extraction
abstract
Vijay Viswanathan, Graham Neubig, Pengfei Liu. Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers). 2021.
Vijay Viswanathan 0002, Graham Neubig, Pengfei Liu 0003
ACL/IJCNLP (1)1
2021 Rethinking End-to-End Evaluation of Decomposable Tasks: A Case Study on Spoken Language Understanding
abstract
Decomposable tasks are complex and comprise of a hierarchy of sub-tasks. Spoken intent prediction, for example, combines automatic speech recognition and natural language understanding. Existing benchmarks, however, typically hold out examples for only the surface-level sub-task. As a result, models with similar performance on these benchmarks may have unobserved performance differences on the other sub-tasks. To allow insightful comparisons between competitive end-to-end architectures, we propose a framework to construct robust test sets using coordinate ascent over sub-task specific utility functions. Given a dataset for a decomposable task, our method optimally creates a test set for each sub-task to individually assess sub-components of the end-to-end model. Using spoken language understanding as a case study, we generate new splits for the Fluent Speech Commands and Snips SmartLights datasets. Each split has two test sets: one with held-out utterances assessing natural language understanding abilities, and one with held-out speakers to test speech processing skills. Our splits identify performance gaps up to 10% between end-to-end systems that were within 1% of each other on the original test sets. These performance gaps allow more realistic and actionable comparisons between different architectures, driving future model development. We release our splits and tools for the community.
Siddhant Arora, Alissa Ostapenko, Vijay Viswanathan 0002, Siddharth Dalmia, Florian Metze, Shinji Watanabe 0001, Alan W. Black
Interspeech3