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Gaurav Sahu

dblp:227/2467 · DBLP profile ↗
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11ranked-venue papers
4as first author
9since 2021 · last 2025
0000-0002-9950-6313ORCID · corroborated

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

Artificial intelligence and machine learning · 8 · 3 first-author · 6 since 2021Graphics, computer vision, multimedia, augmented reality and games · 3 · 3 since 2021Human-computer interaction and ubiquitous computing · 2 · 2 since 2021Applied, interdisciplinary, general and emerging computing · 2 · 1 first-author · 2 since 2021Software engineering, systems software and programming languages · 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
4 papers
Information extraction and text analysis · 24% Efficient and distributed learning · 22% Language models and text generation · 16%
Databases, data mining, and information retrieval
1 paper
Information retrieval · 100%

Topics — the 11 heaviest of 12, each with the papers that count most for it

TopicWeightPapersLastEvidence papers
Natural language and speech › Language models and text generation
LLM agents
0.912025
InsightBench: Evaluating Business Analytics Agents Through Multi-Step Insight Generation · ICLR 2025
Information retrieval › evaluation
benchmark
0.912025
InsightBench: Evaluating Business Analytics Agents Through Multi-Step Insight Generation · ICLR 2025
Information retrieval
evaluation
0.912025
InsightBench: Evaluating Business Analytics Agents Through Multi-Step Insight Generation · ICLR 2025
Machine learning › Graph learning › graph neural network
graph transformer
0.812024
Multi-Modal Discussion Transformer: Integrating Text, Images and Graph Transformers to Detect Hate Speech on Social Media · AAAI 2024
Natural language and speech › Information extraction and text analysis › abusive language detection
hate speech detection
0.812024
Multi-Modal Discussion Transformer: Integrating Text, Images and Graph Transformers to Detect Hate Speech on Social Media · AAAI 2024
Computer vision › Vision and language
multimodal fusion
0.812024
Multi-Modal Discussion Transformer: Integrating Text, Images and Graph Transformers to Detect Hate Speech on Social Media · AAAI 2024
Machine learning › Deep learning architectures and training
data augmentation
0.712023
PromptMix: A Class Boundary Augmentation Method for Large Language Model Distillation · EMNLP 2023
Machine learning › Efficient and distributed learning › model compression
knowledge distillation
0.712023
PromptMix: A Class Boundary Augmentation Method for Large Language Model Distillation · EMNLP 2023
Machine learning › Efficient and distributed learning › model compression › knowledge distillation
LLM distillation
0.712023
PromptMix: A Class Boundary Augmentation Method for Large Language Model Distillation · EMNLP 2023
Natural language and speech › Information extraction and text analysis › morphological analysis
morphological tagging
0.312018
Free as in Free Word Order: An Energy Based Model for Word Segmentation and Morphological Tagging in Sanskrit · EMNLP 2018
Natural language and speech › Information extraction and text analysis
word segmentation
0.312018
Free as in Free Word Order: An Energy Based Model for Word Segmentation and Morphological Tagging in Sanskrit · EMNLP 2018

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

LLaMA-3 · 1.7LLM-based evaluation · 1.7multimodal fusion · 0.8graph transformer · 0.8relabeling · 0.7few-shot prompting · 0.7energy-based model · 0.3
YearPublicationVenuePosition
2025 Balancing Indeterminacy and Structure: Neural Text Generation for Artistic Inspiration
Olga Vechtomova, Gaurav Sahu
EvoMUSART2
2025 Future Sight: Fine-Tuning Language Models for Dynamic Story Generation
Brian D. Zimmerman, Gaurav Sahu, Olga Vechtomova
EvoMUSART2
2025 Computational Modeling of Artistic Inspiration: A Framework for Predicting Aesthetic Preferences in Poetic Lines Using Linguistic and Stylistic Features
Gaurav Sahu, Olga Vechtomova
ICCC1
2025 InsightBench: Evaluating Business Analytics Agents Through Multi-Step Insight Generation
abstract
Data analytics is essential for extracting valuable insights from data that can assist organizations in making effective decisions. We introduce InsightBench, a benchmark dataset with three key features. First, it consists of 100 datasets representing diverse business use cases such as finance and incident management, each accompanied by a carefully curated set of insights planted in the datasets. Second, unlike existing benchmarks focusing on answering single queries, InsightBench evaluates agents based on their ability to perform end-to-end data analytics, including formulating questions, interpreting answers, and generating a summary of insights and actionable steps. Third, we conducted comprehensive quality assurance to ensure that each dataset in the benchmark had clear goals and included relevant and meaningful questions and analysis. Furthermore, we implement a two-way evaluation mechanism using LLaMA-3 as an effective, open-source evaluator to assess agents’ ability to extract insights. We also propose AgentPoirot, our baseline data analysis agent capable of performing end-to-end data analytics. Our evaluation on InsightBench shows that AgentPoirot outperforms existing approaches (such as Pandas Agent) that focus on resolving single queries. We also compare the performance of open- and closed-source LLMs and various evaluation strategies. Overall, this benchmark serves as a testbed to motivate further development in comprehensive automated data analytics and can be accessed here: https://github.com/ServiceNow/insight-bench.
Gaurav Sahu, Abhay Puri, Juan A. Rodríguez, Amirhossein Abaskohi, Mohammad Chegini, Alexandre Drouin, Perouz Taslakian, Valentina Zantedeschi, Alexandre Lacoste, David Vázquez 0001, Nicolas Chapados, Christopher Joseph Pal, Sai Rajeswar, Issam H. Laradji
ICLR1
2024 Multi-Modal Discussion Transformer: Integrating Text, Images and Graph Transformers to Detect Hate Speech on Social Media
abstract
We present the Multi-Modal Discussion Transformer (mDT), a novel method for detecting hate speech on online social networks such as Reddit discussions. In contrast to traditional comment-only methods, our approach to labelling a comment as hate speech involves a holistic analysis of text and images grounded in the discussion context. This is done by leveraging graph transformers to capture the contextual relationships in the discussion surrounding a comment and grounding the interwoven fusion layers that combine text and image embeddings instead of processing modalities separately. To evaluate our work, we present a new dataset, HatefulDiscussions, comprising complete multi-modal discussions from multiple online communities on Reddit. We compare the performance of our model to baselines that only process individual comments and conduct extensive ablation studies.
Liam Hebert, Gaurav Sahu, Nanda Kishore Sreenivas, Lukasz Golab, Robin Cohen
AAAI2
2024 Diversity in issue assignment: humans vs bots
Aniruddhan Murali, Gaurav Sahu, Kishanthan Thangarajah, Brian D. Zimmerman, Gema Rodríguez-Pérez, Meiyappan Nagappan
Empir. Softw. Eng.2
2023 PromptMix: A Class Boundary Augmentation Method for Large Language Model Distillation
abstract
Data augmentation is a widely used technique to address the problem of text classification when there is a limited amount of training data.Recent work often tackles this problem using large language models (LLMs) like GPT3 that can generate new examples given already available ones.In this work, we propose a method to generate more helpful augmented data by utilizing the LLM's abilities to follow instructions and perform few-shot classifications.Our specific PromptMix method consists of two steps: 1) generate challenging text augmentations near class boundaries; however, generating borderline examples increases the risk of false positives in the dataset, so we 2) relabel the text augmentations using a prompting-based LLM classifier to enhance the correctness of labels in the generated data.We evaluate the proposed method in challenging 2-shot and zero-shot settings on four text classification datasets: Bank-ing77, TREC6, Subjectivity (SUBJ), and Twitter Complaints.Our experiments show that generating and, crucially, relabeling borderline examples facilitates the transfer of knowledge of a massive LLM like GPT3.5-turbo into smaller and cheaper classifiers like DistilBERT base and BERT base .Furthermore, 2-shot Prompt-Mix outperforms multiple 5-shot data augmentation methods on the four datasets.
Gaurav Sahu, Olga Vechtomova, Dzmitry Bahdanau, Issam H. Laradji
EMNLP1
2021 Adaptive Fusion Techniques for Multimodal Data
abstract
Effective fusion of data from multiple modalities, such as video, speech, and text, is challenging due to the heterogeneous nature of multimodal data.In this paper, we propose adaptive fusion techniques that aim to model context from different modalities effectively.Instead of defining a deterministic fusion operation, such as concatenation, for the network, we let the network decide "how" to combine a given set of multimodal features more effectively.We propose two networks: 1) Auto-Fusion, which learns to compress information from different modalities while preserving the context, and 2) GAN-Fusion, which regularizes the learned latent space given context from complementing modalities.A quantitative evaluation on the tasks of multimodal machine translation and emotion recognition suggests that our lightweight, adaptive networks can better model context from other modalities than existing methods, many of which employ massive transformer-based networks.1
Gaurav Sahu, Olga Vechtomova
EACL1
2021 LyricJam: A System for Generating Lyrics for Live Instrumental Music
Olga Vechtomova, Gaurav Sahu, Dhruv Kumar 0005
ICCC2
2020 Adversarial Learning on the Latent Space for Diverse Dialog Generation
abstract
Generating relevant responses in a dialog is challenging, and requires not only proper modeling of context in the conversation, but also being able to generate fluent sentences during inference.In this paper, we propose a two-step framework based on generative adversarial nets for generating conditioned responses.Our model first learns a meaningful representation of sentences by autoencoding, and then learns to map an input query to the response representation, which is in turn decoded as a response sentence.Both quantitative and qualitative evaluations show that our model generates more fluent, relevant, and diverse responses than existing state-of-the-art methods. 1
Kashif Khan, Gaurav Sahu, Vikash Balasubramanian, Lili Mou, Olga Vechtomova
COLING2
2018 Free as in Free Word Order: An Energy Based Model for Word Segmentation and Morphological Tagging in Sanskrit
abstract
Amrith Krishna, Bishal Santra, Sasi Prasanth Bandaru, Gaurav Sahu, Vishnu Dutt Sharma, Pavankumar Satuluri, Pawan Goyal. Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing. 2018.
Amrith Krishna, Bishal Santra, Sasi Prasanth Bandaru, Gaurav Sahu, Vishnu Dutt Sharma, Pavankumar Satuluri, Pawan Goyal 0002
EMNLP4