activity
20192026
most citedSemantiCodec: An Ultra Low Bitrate Semantic Audio Codec for General Sound

36 citations · 104 across the 41 of their papers we have counts for

collaborators

45 papers

cs.SD2026

TVPara: Paralinguistic Captioning of Expressive TV-Series Speech in Complex Acoustic Environments

Ziyang Zhang, Wenyi Yu, Wen Wu +2

Large audio-language models (LALMs) struggle to parse paralinguistics (e.g., emotion, pace, pitch) in speech that combines intense emotion with complex acoustic environments. Stren…

cs.SD2026

AlignAudio: A Unified Dual-Alignment Framework for Noise-Robust Speech-Conditioned Generation

Yixuan Li, Xuenan Xu, Zeyu Xie +1

Speech-conditioned generation maps speech signals to target audio outputs. Prior end-to-end speech-conditioned generative models achieve high fidelity in clean acoustic conditions,…

cs.AI2026

SWEAR: Section-Wise Efficient Audio Reasoning via Self-Rated Difficulty

Yixuan Li, Minghao Lv, Xuenan Xu +2

Recent work on large audio-language models (LALMs) explores adaptive reasoning to balance accuracy and efficiency. However, existing approaches often rely on coarse-grained difficu…

cs.SD2026

ACE-Cap: Active Evidence Acquisition via Agentic Co-Evolution for Long-Paragraph Fine-Grained Audio Captioning

Fengji Ma, Yan Rong, Xu Li +3

Long-paragraph fine-grained audio captioning requires models to recover diverse acoustic facts while avoiding omissions and unsupported details. However, prevailing captioners rema…

cs.SD2026

MMAG: A Multi-Control Mixed Audio Generation Benchmark

Zihao Zheng, Xuenan Xu, Jiahao Mei +5

Recent audio generation systems have progressed from single-modality synthesis to generating complex acoustic scenes containing speech, music, and sound effects. Therefore, evaluat…

eess.AS2026

SALMONN-2: Advancing General-Purpose Hearing Abilities with Self-Supervised Representations

Xiaoyu Yang, Xuenan Xu, Wenyi Yu +10

Recent audio large language models (ALLMs) are typically built upon audio encoders trained with large amounts of supervised data. Since self-supervised learning (SSL) audio encoder…

cs.SD2026

Foley-Omni: A Unified Multimodal Generation Model from Task-Level Audio Synthesis to Complete Video Soundtrack Generation

Ye Tao, Lupeng Liu, Xuenan Xu +6

Recent unified audio generation models can support diverse tasks across speech, sound effects, and music, but most of them still focus on isolated task-level synthesis. However, re…

cs.SD2026

AuDirector: A Self-Reflective Closed-Loop Framework for Immersive Audio Storytelling

Yiming Ren, Xuenan Xu, Ziyang Zhang +3

Despite advances in text and visual generation, creating coherent long-form audio narratives remains challenging. Existing frameworks often exhibit limitations such as mismatched c…

cs.SD2026

FineLAP: Taming Heterogeneous Supervision for Fine-grained Language-Audio Pretraining

Xiquan Li, Xuenan Xu, Ziyang Ma +4

Contrastively pretrained audio-language models (e.g., CLAP) excel at clip-level understanding but struggle with frame-level tasks. Existing extensions fail to exploit the varying g…

cs.SD2026

CAST-TTS: A Simple Cross-Attention Framework for Unified Timbre Control in TTS

Zihao Zheng, Wen Wu, Chao Zhang +2

Current Text-to-Speech (TTS) systems typically use separate models for speech-prompted and text-prompted timbre control. While unifying both control signals into a single model is…

cs.SD2025

PicoAudio2: Temporal Controllable Text-to-Audio Generation with Natural Language Description

Zihao Zheng, Zeyu Xie, Xuenan Xu +3

While recent work in controllable text-to-audio (TTA) generation has achieved fine-grained control through timestamp conditioning, its scope remains limited by audio quality and in…

cs.SD2025

LARA-Gen: Enabling Continuous Emotion Control for Music Generation Models via Latent Affective Representation Alignment

Jiahao Mei, Xuenan Xu, Shimeng Li +7

Recent advances in text-to-music models have enabled coherent music generation from text prompts, yet fine-grained emotional control remains unresolved. We introduce LARA-Gen, a fr…

cs.SD2025

When Audio Generators Become Good Listeners: Generative Features for Understanding Tasks

Zeyu Xie, Chenxing Li, Xuenan Xu +6

This work pioneers the utilization of generative features in enhancing audio understanding. Unlike conventional discriminative features that directly optimize posterior and thus em…

cs.SD2025

UniFlow-Audio: Unified Flow Matching for Audio Generation from Omni-Modalities

Xuenan Xu, Jiahao Mei, Zihao Zheng +9

Audio generation, including speech, music and sound effects, has advanced rapidly in recent years. These tasks can be divided into two categories: time-aligned (TA) tasks, where ea…

cs.SD2025

FakeSound2: A Benchmark for Explainable and Generalizable Deepfake Sound Detection

Zeyu Xie, Yaoyun Zhang, Xuenan Xu +4

The rapid development of generative audio raises ethical and security concerns stemming from forged data, making deepfake sound detection an important safeguard against the malicio…

cs.SD2025

STAR: Speech-to-Audio Generation via Representation Learning

Zeyu Xie, Xuenan Xu, Yixuan Li +2

This work presents STAR, the first end-to-end speech-to-audio generation framework, designed to enhance efficiency and address error propagation inherent in cascaded systems. Unlik…

cs.CL2025★ 1 cited

MM-StoryAgent: Immersive Narrated Storybook Video Generation with a Multi-Agent Paradigm across Text, Image and Audio

Xuenan Xu, Jiahao Mei, Chenliang Li +5

The rapid advancement of large language models (LLMs) and artificial intelligence-generated content (AIGC) has accelerated AI-native applications, such as AI-based storybooks that…

cs.SD2024

Smooth-Foley: Creating Continuous Sound for Video-to-Audio Generation Under Semantic Guidance

Yaoyun Zhang, Xuenan Xu, Mengyue Wu

The video-to-audio (V2A) generation task has drawn attention in the field of multimedia due to the practicality in producing Foley sound. Semantic and temporal conditions are fed t…

eess.AS2024

Unified Pathological Speech Analysis with Prompt Tuning

Fei Yang, Xuenan Xu, Mengyue Wu +1

Pathological speech analysis has been of interest in the detection of certain diseases like depression and Alzheimer's disease and attracts much interest from researchers. However,…

eess.AS2024

SLAM-AAC: Enhancing Audio Captioning with Paraphrasing Augmentation and CLAP-Refine through LLMs

Wenxi Chen, Ziyang Ma, Xiquan Li +5

Automated Audio Captioning (AAC) aims to generate natural textual descriptions for input audio signals. Recent progress in audio pre-trained models and large language models (LLMs)…

cs.SD2024

DRCap: Decoding CLAP Latents with Retrieval-Augmented Generation for Zero-shot Audio Captioning

Xiquan Li, Wenxi Chen, Ziyang Ma +5

While automated audio captioning (AAC) has made notable progress, traditional fully supervised AAC models still face two critical challenges: the need for expensive audio-text pair…

cs.SD2024★ 1 cited

Enhancing Zero-shot Audio Classification using Sound Attribute Knowledge from Large Language Models

Xuenan Xu, Pingyue Zhang, Ming Yan +2

Zero-shot audio classification aims to recognize and classify a sound class that the model has never seen during training. This paper presents a novel approach for zero-shot audio…

cs.SD2024

Efficient Audio Captioning with Encoder-Level Knowledge Distillation

Xuenan Xu, Haohe Liu, Mengyue Wu +2

Significant improvement has been achieved in automated audio captioning (AAC) with recent models. However, these models have become increasingly large as their performance is enhan…

cs.SD2024

DiveSound: LLM-Assisted Automatic Taxonomy Construction for Diverse Audio Generation

Baihan Li, Zeyu Xie, Xuenan Xu +5

Audio generation has attracted significant attention. Despite remarkable enhancement in audio quality, existing models overlook diversity evaluation. This is partially due to the l…