English
Related papers

Related papers: An Octave-based Multi-Resolution CQT Architecture …

200 papers

Time series generation (TSG) is widely used across domains, yet most existing methods assume regular sampling and fixed output resolutions. These assumptions are often violated in practice, where observations are irregular and sparse, while…

Machine Learning · Computer Science 2026-02-02 Xu Zhang , Junwei Deng , Chang Xu , Hao Li , Jiang Bian

Recent studies show that using diffusion models for time series signal reconstruction holds great promise. However, such approaches remain largely unexplored in the domain of medical time series. The unique characteristics of the…

Machine Learning · Computer Science 2026-01-13 Ci Zhang , Huayu Li , Changdi Yang , Jiangnan Xia , Yanzhi Wang , Xiaolong Ma , Jin Lu , Ao Li , Geng Yuan

This paper presents innovative enhancements to diffusion models by integrating a novel multi-resolution network and time-dependent layer normalization. Diffusion models have gained prominence for their effectiveness in high-fidelity image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Qihao Liu , Zhanpeng Zeng , Ju He , Qihang Yu , Xiaohui Shen , Liang-Chieh Chen

Speech quality assessment has been a critical component in many voice communication related applications such as telephony and online conferencing. Traditional intrusive speech quality assessment requires the clean reference of the degraded…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-07 Yuchen Liu , Li-Chia Yang , Alex Pawlicki , Marko Stamenovic

With the increasing demand for multi-carrier communication in high-mobility scenarios, it is urgent to design new multi-carrier communication waveforms that can resist large delay-Doppler spreads. Various multi-carrier waveforms in the…

Signal Processing · Electrical Eng. & Systems 2024-06-05 Xingyao Zhang , Haoran Yin , Yanqun Tang , Yu Zhou , Yuqing Liu , Jinming Du , Yipeng Ding

In audio-related creative tasks, sound designers often seek to extend and morph different sounds from their libraries. Generative audio models, capable of creating audio using examples as references, offer promising solutions. By masking…

Sound · Computer Science 2026-02-20 Prem Seetharaman , Oriol Nieto , Justin Salamon

In order to realize fast OCT-systems with adjustable line rate, we investigate averaging of image data from an FDML based MHz-OCT-system. The line rate can be reduced in software and traded in for increased system sensitivity and image…

Fixed-frequency superconducting quantum processors are one of the most mature quantum computing architectures with high-coherence qubits and simple controls. However, high-fidelity multi-qubit gates pose tight requirements on individual…

Quantum Physics · Physics 2022-08-22 Alexis Morvan , Larry Chen , Jeffrey M. Larson , David I. Santiago , Irfan Siddiqi

Multimodal contrastive models have achieved strong performance in text-audio retrieval and zero-shot settings, but improving joint embedding spaces remains an active research area. Less attention has been given to making these systems…

Sound · Computer Science 2025-06-25 Julien Guinot , Elio Quinton , György Fazekas

We present JointDiT, a diffusion transformer that models the joint distribution of RGB and depth. By leveraging the architectural benefit and outstanding image prior of the state-of-the-art diffusion transformer, JointDiT not only generates…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Kwon Byung-Ki , Qi Dai , Lee Hyoseok , Chong Luo , Tae-Hyun Oh

We propose Diffusion Inference-Time T-Optimization (DITTO), a general-purpose frame-work for controlling pre-trained text-to-music diffusion models at inference-time via optimizing initial noise latents. Our method can be used to optimize…

Sound · Computer Science 2024-06-04 Zachary Novack , Julian McAuley , Taylor Berg-Kirkpatrick , Nicholas J. Bryan

Cone-beam computed tomography (CBCT) is an imaging modality widely used in head and neck diagnostics due to its accessibility and lower radiation dose. However, its relatively long acquisition times make it susceptible to patient motion,…

We present STFTCodec, a novel spectral-based neural audio codec that efficiently compresses audio using Short-Time Fourier Transform (STFT). Unlike waveform-based approaches that require large model capacity and substantial memory…

Sound · Computer Science 2025-03-24 Tao Feng , Zhiyuan Zhao , Yifan Xie , Yuqi Ye , Xiangyang Luo , Xun Guan , Yu Li

Limited-Angle Computed Tomography (LACT) is a challenging inverse problem where missing angular projections lead to incomplete sinograms and severe artifacts in the reconstructed images. While recent learning-based methods have demonstrated…

Image and Video Processing · Electrical Eng. & Systems 2025-07-09 Jiaqi Guo , Santiago López-Tapia

Transformer architectures have achieved state-of-the-art performance across natural language tasks, yet they fundamentally misrepresent the hierarchical nature of human language by processing text as flat token sequences. This results in…

Computation and Language · Computer Science 2025-09-26 Ayan Sar , Sampurna Roy , Kanav Gupta , Anurag Kaushish , Tanupriya Choudhury , Abhijit Kumar

Recent multi-modal video generation models have achieved high visual quality, but their prohibitive latency and limited temporal stability hinder real-time deployment. Streaming inference exacerbates these issues, leading to pronounced…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Rang Meng , Weipeng Wu , Yuming Li , Chenguang Ma

Multimodal medical images play a crucial role in the precise and comprehensive clinical diagnosis. Diffusion model is a powerful strategy to synthesize the required medical images. However, existing approaches still suffer from the problem…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Jiahua Xu , Dawei Zhou , Lei Hu , Zaiyi Liu , Nannan Wang , Xinbo Gao

Text-to-audio (TTA) generation with fine-grained control signals, e.g., precise timing control or intelligible speech content, has been explored in recent works. However, constrained by data scarcity, their generation performance at scale…

Sound · Computer Science 2026-04-21 Yuxuan Jiang , Zehua Chen , Zeqian Ju , Yusheng Dai , Weibei Dou , Jun Zhu

The goal of this paper is to enhance Text-to-Audio generation at inference, focusing on generating realistic audio that precisely aligns with text prompts. Despite the rapid advancements, existing models often fail to achieve a reliable…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-25 Jaemin Jung , Jaehun Kim , Inkyu Shin , Joon Son Chung

Quantum computing is a transformative technology with wide-ranging applications, and efficient quantum circuit generation is crucial for unlocking its full potential. Current diffusion model approaches based on U-Net architectures, while…

Machine Learning · Computer Science 2025-01-29 Zhiwei Chen , Hao Tang