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Sonal Kumar

28 accepted papers

2026

MMAU-Pro: A Challenging and Comprehensive Benchmark for Holistic Evaluation of Audio General Intelligence

AAAI 2026technical

Audio comprehension—including speech, non-speech sounds, and music—is essential for achieving human-level intelligence. Consequently, AI agents must demonstrate holistic audio understanding to qualify as generally intelligent. However, evaluating auditory intelligence comprehensively remains challen

Cited by 0SourcePDFScholar
2026

Multi-Domain Audio Question Answering Benchmark Toward Acoustic Content Reasoning

ICASSP 2026oral

We present Task 5 of the DCASE 2025 Challenge: an Audio Question Answering (AQA) benchmark spanning multiple domains of sound understanding. This task defines three QA subsets (Bioacoustics, Temporal Soundscapes, and Complex QA) to test audio-language models on interactive question-answering over di…

Cited by 0SourcePDFScholar
2025

Audio Flamingo 2: An Audio-Language Model with Long-Audio Understanding and Expert Reasoning Abilities

ICML 2025poster

Understanding and reasoning over non-speech sounds and music are crucial for both humans and AI agents to interact effectively with their environments. In this paper, we introduce Audio Flamingo 2 (AF2), an Audio-Language Model (ALM) with advanced audio understanding and reasoning capabilities. AF2…

Cited by 9SourcePDFScholar
2025

Audio Flamingo 3: Advancing Audio Intelligence with Fully Open Large Audio Language Models

NeurIPS 2025spotlight

We present Audio Flamingo 3 (AF3), a fully open state-of-the-art (SOTA) large audio-language model that advances reasoning and understanding across speech, sound, and music. AF3 introduces: (i) AF-Whisper, a unified audio encoder trained using a novel strategy for joint representation learning acros…

Cited by 0SourcecodeScholar
2025

Do Audio-Language Models Understand Linguistic Variations?

NAACL 2025short

Open-vocabulary audio language models (ALMs), like Contrastive Language Audio Pretraining (CLAP), represent a promising new paradigm for audio-text retrieval using natural language queries. In this paper, for the first time, we perform controlled experiments on various benchmarks to show that existi…

2025

EGOILLUSION: Benchmarking Hallucinations in Egocentric Video Understanding

EMNLP 2025

Multimodal Large Language Models (MLLMs) have demonstrated remarkable performance in complex multimodal tasks. While MLLMs excel at visual perception and reasoning in third-person and egocentric videos, they are prone to hallucinations, generating coherent yet inaccurate responses. We present EGOILL

2025

MMAU: A Massive Multi-Task Audio Understanding and Reasoning Benchmark

ICLR 2025spotlight

The ability to comprehend audio—which includes speech, non-speech sounds, and music—is crucial for AI agents to interact effectively with the world. We present MMAU, a novel benchmark designed to evaluate multimodal audio understanding models on tasks requiring expert-level knowledge and complex rea…

Cited by 25SourcePDFScholar
2025

MULTIVOX: A Benchmark for Evaluating Voice Assistants for Multimodal Interactions

EMNLP 2025

The rapid progress of Large Language Models (LLMs) has empowered omni models to act as voice assistants capable of understanding spoken dialogues. These models can process multimodal inputs beyond text, such as speech and visual data, enabling more context-aware interactions. However, current benchm

2025

PAT: Parameter-Free Audio-Text Aligner to Boost Zero-Shot Audio Classification

NAACL 2025long

Audio-Language Models (ALMs) have demonstrated remarkable performance in zero-shot audio classification. In this paper, we introduce PAT (Parameter-free Audio-Text aligner), a simple and training-free method aimed at boosting zero-shot audio classification performance of CLAP-like ALMs. To achieve t…

2025

ProSE: Diffusion Priors for Speech Enhancement

NAACL 2025long

Speech enhancement (SE) is the fundamental task of enhancing the clarity and quality of speech in the presence of non-stationary additive noise. While deterministic deep learning models have been commonly employed for SE, recent research indicates that generative models, such as denoising diffusion…

2025

ReCLAP: Improving Zero Shot Audio Classification by Describing Sounds

ICASSP 2025accepted

Open-vocabulary audio-language models, like CLAP [1], offer a promising approach for zero-shot audio classification (ZSAC) by enabling classification with any arbitrary set of categories specified with natural language prompts. In this paper, we propose a simple but effective method to improve ZSAC…

Cited by 0SourceScholar
2025

River-GEM: Generating and Enhancing Muddy Water Images

ICASSP 2025accepted

Underwater image enhancement is crucial for marine engineering and aquatic robotics. However, most recent methods have focused on ocean environments, where they trained and tested on oceanic images. As a result, these methods are less effective in river water, where relatively blurry images are prod…

Cited by 0SourceScholar
2025

Synthio: Augmenting Small-Scale Audio Classification Datasets with Synthetic Data

ICLR 2025poster

We present Synthio, a novel approach for augmenting small-scale audio classification datasets with synthetic data. Our goal is to improve audio classification accuracy with limited labeled data. Traditional data augmentation techniques, which apply artificial transformations (e.g., adding random noi…

2025

Visual Description Grounding Reduces Hallucinations and Boosts Reasoning in LVLMs

ICLR 2025poster

Large Vision-Language Models (LVLMs) often produce responses that misalign with factual information, a phenomenon known as hallucinations. While hallucinations are well-studied, the exact causes behind them remain underexplored. In this paper, we first investigate the root causes of hallucinations i…

2024

A Closer Look at the Limitations of Instruction Tuning

ICML 2024poster

Instruction Tuning (IT), the process of training large language models (LLMs) using instruction-response pairs, has emerged as the predominant method for transforming base pre-trained LLMs into open-domain conversational agents. While IT has achieved notable success and widespread adoption, its limi…

Cited by 18SourcePDFScholar
2024

ABEX: Data Augmentation for Low-Resource NLU via Expanding Abstract Descriptions

ACL 2024long

We present ABEX, a novel and effective generative data augmentation methodology for low-resource Natural Language Understanding (NLU) tasks. ABEX is based on ABstract-and-EXpand, a novel paradigm for generating diverse forms of an input document – we first convert a document into its concise, abstra…

2024

ASPIRE: Language-Guided Data Augmentation for Improving Robustness Against Spurious Correlations

ACL 2024findings

Neural image classifiers can often learn to make predictions by overly relying on non-predictive features that are spuriously correlated with the class labels in the training data. This leads to poor performance in real-world atypical scenarios where such features are absent. This paper presents ASP…

2024

AV-RIR: Audio-Visual Room Impulse Response Estimation

CVPR 2024poster

Accurate estimation of Room Impulse Response (RIR) which captures an environment's acoustic properties is important for speech processing and AR/VR applications. We propose AV-RIR a novel multi-modal multi-task learning approach to accurately estimate the RIR from a given reverberant speech signal a…

Cited by 14SourcePDFScholar
2024

CoDa: Constrained Generation based Data Augmentation for Low-Resource NLP

NAACL 2024findings

We present CoDa (**Co**nstrained Generation based **Da**ta Augmentation), a controllable, effective, and *training-free* data augmentation technique for low-resource (data-scarce) NLP. Our approach is based on prompting off-the-shelf instruction-following Large Language Models (LLMs) for generating…

2024

CompA: Addressing the Gap in Compositional Reasoning in Audio-Language Models

ICLR 2024poster

A fundamental characteristic of audio is its compositional nature. Audio-language models (ALMs) trained using a contrastive approach (e.g., CLAP) that learns a shared representation between audio and language modalities have improved performance in many downstream applications, including zero-shot a…

Cited by 12SourcePDFScholar
2024

Do Vision-Language Models Understand Compound Nouns?

NAACL 2024short

Open-vocabulary vision-language models (VLMs) like CLIP, trained using contrastive loss, have emerged as a promising new paradigm for text-to-image retrieval. However, do VLMs understand compound nouns (CNs) (e.g., *lab coat*) as well as they understand nouns (e.g., *lab*)? We curate Compun, a novel…

2024

EH-MAM: Easy-to-Hard Masked Acoustic Modeling for Self-Supervised Speech Representation Learning

EMNLP 2024main

In this paper, we present EH-MAM (Easy-to-Hard adaptive Masked Acoustic Modeling), a novel self-supervised learning approach for speech representation learning. In contrast to the prior methods that use random masking schemes for Masked Acoustic Modeling (MAM), we introduce a novel selective and ada…

2024

GAMA: A Large Audio-Language Model with Advanced Audio Understanding and Complex Reasoning Abilities

EMNLP 2024main

Perceiving and understanding non-speech sounds and non-verbal speech is essential to making decisions that help us interact with our surroundings. In this paper, we propose GAMA, a novel General-purpose Large Audio-Language Model (LALM) with Advanced Audio Understanding and Complex Reasoning Abiliti…

2024

IPCL: Iterative Pseudo-Supervised Contrastive Learning to Improve Self-Supervised Feature Representation

ICASSP 2024accepted

Self-supervised learning with a contrastive batch approach has become a powerful tool for representation learning in computer vision. The performance of downstream tasks is proportional to the quality of visual features learned while self-supervised pre-training. The existing contrastive batch appro…

Cited by 0SourceScholar
2024

Recap: Retrieval-Augmented Audio Captioning

ICASSP 2024accepted

We present RECAP (REtrieval-Augmented Audio CAPtioning), a novel and effective audio captioning system that generates captions conditioned on an input audio and other captions similar to the audio retrieved from a datastore. Additionally, our proposed method can transfer to any domain without the ne…

Cited by 0SourceScholar
2023

ACLM: A Selective-Denoising based Generative Data Augmentation Approach for Low-Resource Complex NER

ACL 2023long

Complex Named Entity Recognition (NER) is the task of detecting linguistically complex named entities in low-context text. In this paper, we present ACLM Attention-map aware keyword selection for Conditional Language Model fine-tuning), a novel data augmentation approach based on conditional generat…

2023

CoSyn: Detecting Implicit Hate Speech in Online Conversations Using a Context Synergized Hyperbolic Network

EMNLP 2023long main

The tremendous growth of social media users interacting in online conversations has led to significant growth in hate speech affecting people from various demographics. Most of the prior works focus on detecting explicit hate speech, which is overt and leverages hateful phrases, with very little wor…

Cited by 0SourcecodeScholar
2023

DALE: Generative Data Augmentation for Low-Resource Legal NLP

EMNLP 2023long main

We present DALE, a novel and effective generative Data Augmentation framework for low-resource LEgal NLP. DALE addresses the challenges existing frameworks pose in generating effective data augmentations of legal documents - legal language, with its specialized vocabulary and complex semantics, morp…

Cited by 0SourcecodeScholar