activity
20232026
most citedCleanUNet 2: A Hybrid Speech Denoising Model on Waveform and Spectrogram

10 citations · 15 across the 18 of their papers we have counts for

collaborators

20 papers

cs.SD2026

RMS-AQA: A Two-Stage Spatial Audio Question Answering Benchmark for Real-World Domestic Environments

Peihao Chen, Qing Wang, Lichun Fan +12

Embodied assistants in domestic environments must infer what happened, where and when it occurred, and how to respond. To address this, we introduce RMS-AQA, a spatial audio questi…

eess.AS2026

Audio-Visual Flamingo: Open Audio-Visual Intelligence for Long and Complex Videos

Sreyan Ghosh, Arushi Goel, Kaousheik Jayakumar +19

We present Audio-Visual Flamingo (AV-Flamingo), a fully open state-of-the-art audio-visual large language model (AV-LLM) for joint understanding and reasoning over audio, images, a…

cs.CL2026

Unified Audio Intelligence Without Regressing on Text Intelligence

Zhifeng Kong, Sang-gil Lee, Jaehyeon Kim +17

Audio intelligence involves understanding, reasoning about, and generating both audio and speech. In this work, we introduce Nemotron-Labs-Audex-30B-A3B (Audex), a unified audio-te…

cs.CV2026

Cosmos 3: Omnimodal World Models for Physical AI

NVIDIA, :, Aditi +293

We introduce Cosmos 3, a family of omnimodal world models designed to jointly process and generate language, image, video, audio, and action sequences within a unified mixture-of-t…

cs.CV2026

Benchmarking Single-Factor Physical Video-to-Audio Generation

Tingle Li, Siddharth Gururani, Kevin J. Shih +6

Generative video-to-audio (V2A) models produce highly plausible soundtracks, but it remains unclear whether they capture the underlying physical processes. Existing evaluations emp…

cs.SD2026

Audio Flamingo Next: Next-Generation Open Audio-Language Models for Speech, Sound, and Music

Sreyan Ghosh, Arushi Goel, Kaousheik Jayakumar +15

We present Audio Flamingo Next (AF-Next), the next-generation and most capable large audio-language model in the Audio Flamingo series, designed to advance understanding and reason…

eess.AS2025

Music Flamingo: Scaling Music Understanding in Audio Language Models

Sreyan Ghosh, Arushi Goel, Lasha Koroshinadze +8

We introduce Music Flamingo, a novel large audio-language model designed to advance music (including song) understanding in foundational audio models. While audio-language research…

cs.SD2025

UALM: Unified Audio Language Model for Understanding, Generation and Reasoning

Jinchuan Tian, Sang-gil Lee, Zhifeng Kong +11

Recent advances in the audio language modeling (ALM) domain tackle audio understanding and text-to-audio generation as separate tasks. Very few studies attempt to unify these tasks…

cs.SD2025

Audio Flamingo Sound-CoT Technical Report: Improving Chain-of-Thought Reasoning in Sound Understanding

Zhifeng Kong, Arushi Goel, Joao Felipe Santos +4

Chain-of-thought reasoning has demonstrated significant improvements in large language models and vision language models, yet its potential for audio language models remains largel…

cs.SD2025

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

Arushi Goel, Sreyan Ghosh, Jaehyeon Kim +8

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 in…

cs.SD2025

Multi-Domain Audio Question Answering Benchmark Toward Acoustic Content Reasoning

Chao-Han Huck Yang, Sreyan Ghosh, Qing Wang +14

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 (Bio…

cs.SD2025

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

Sreyan Ghosh, Zhifeng Kong, Sonal Kumar +6

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…

cs.SD2025

A2SB: Audio-to-Audio Schrodinger Bridges

Zhifeng Kong, Kevin J Shih, Weili Nie +6

Real-world audio is often degraded by numerous factors. This work presents an audio restoration model tailored for high-res music at 44.1kHz. Our model, Audio-to-Audio Schrödinger…

cs.SD2024

TangoFlux: Super Fast and Faithful Text to Audio Generation with Flow Matching and Clap-Ranked Preference Optimization

Chia-Yu Hung, Navonil Majumder, Zhifeng Kong +6

We introduce TangoFlux, an efficient Text-to-Audio (TTA) generative model with 515M parameters, capable of generating up to 30 seconds of 44.1kHz audio in just 3.7 seconds on a sin…

cs.SD2024

ETTA: Elucidating the Design Space of Text-to-Audio Models

Sang-gil Lee, Zhifeng Kong, Arushi Goel +3

Recent years have seen significant progress in Text-To-Audio (TTA) synthesis, enabling users to enrich their creative workflows with synthetic audio generated from natural language…

eess.AS2024

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

Sreyan Ghosh, Sonal Kumar, Zhifeng Kong +3

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…

cs.CL2024★ 1 cited

Improving Text-To-Audio Models with Synthetic Captions

Zhifeng Kong, Sang-gil Lee, Deepanway Ghosal +5

It is an open challenge to obtain high quality training data, especially captions, for text-to-audio models. Although prior methods have leveraged \textit{text-only language models…

cs.CL2024

Audio Dialogues: Dialogues dataset for audio and music understanding

Arushi Goel, Zhifeng Kong, Rafael Valle +1

Existing datasets for audio understanding primarily focus on single-turn interactions (i.e. audio captioning, audio question answering) for describing audio in natural language, th…

cs.SD2024★ 4 cited

Audio Flamingo: A Novel Audio Language Model with Few-Shot Learning and Dialogue Abilities

Zhifeng Kong, Arushi Goel, Rohan Badlani +3

Augmenting large language models (LLMs) to understand audio -- including non-speech sounds and non-verbal speech -- is critically important for diverse real-world applications of L…

cs.LG2023★ 10 cited

CleanUNet 2: A Hybrid Speech Denoising Model on Waveform and Spectrogram

Zhifeng Kong, Wei Ping, Ambrish Dantrey +1

In this work, we present CleanUNet 2, a speech denoising model that combines the advantages of waveform denoiser and spectrogram denoiser and achieves the best of both worlds. Clea…