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Hyperdimensional Computing (HDC) is an emerging computational paradigm for representing compositional information as high-dimensional vectors, and has a promising potential in applications ranging from machine learning to neuromorphic…

Information Theory · Computer Science 2024-03-07 Netanel Raviv

Reliable communication over noisy channels requires the design of specialized error-correcting codes (ECCs) tailored to specific system requirements. Recently, neural network-based decoders have emerged as promising tools for enhancing ECC…

Information Theory · Computer Science 2025-12-01 Anastasiia Kurmukova , Selim F. Yilmaz , Emre Ozfatura , Deniz Gunduz

Neural autoencoders underpin generative models. Practical, large-scale use of neural autoencoders for generative modeling necessitates fast encoding, low latent rates, and a single model across representations. Existing approaches are…

Sound · Computer Science 2026-02-23 Jonah Casebeer , Ge Zhu , Zhepei Wang , Nicholas J. Bryan

Historically, most speech models in machine-learning have used the mel-spectrogram as a speech representation. Recently, discrete audio tokens produced by neural audio codecs have become a popular alternate speech representation for speech…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-05 Ryan Langman , Ante Jukić , Kunal Dhawan , Nithin Rao Koluguri , Jason Li

Neural audio codecs, leveraging quantization algorithms, have significantly impacted various speech/audio tasks. While high-fidelity reconstruction is paramount for human perception, audio coding for machines (ACoM) prioritizes efficient…

Sound · Computer Science 2025-08-06 Anastasia Kuznetsova , Inseon Jang , Wootaek Lim , Minje Kim

The emerging conditional coding-based neural video codec (NVC) shows superiority over commonly-used residual coding-based codec and the latest NVC already claims to outperform the best traditional codec. However, there still exist critical…

Computer Vision and Pattern Recognition · Computer Science 2024-03-01 Jiahao Li , Bin Li , Yan Lu

The vast majority of approaches to speaker anonymization involve the extraction of fundamental frequency estimates, linguistic features and a speaker embedding which is perturbed to obfuscate the speaker identity before an anonymized speech…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-15 Michele Panariello , Francesco Nespoli , Massimiliano Todisco , Nicholas Evans

In a modern distributed storage system, storage nodes are organized in racks, and the cross-rack communication dominates the system bandwidth. In We study the rack-aware storage system where all storage nodes are organized in racks and…

Information Theory · Computer Science 2022-07-18 Liyang Zhou , Zhifang Zhang

In audio processing applications, the generation of expressive sounds based on high-level representations demonstrates a high demand. These representations can be used to manipulate the timbre and influence the synthesis of creative…

Sound · Computer Science 2023-01-19 Anastasia Natsiou , Luca Longo , Sean O'Leary

Multi-modal image segmentation faces real-world deployment challenges from incomplete/corrupted modalities degrading performance. While existing methods address training-inference modality gaps via specialized per-combination models, they…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Xiaoqi Zhao , Youwei Pang , Chenyang Yu , Lihe Zhang , Huchuan Lu , Shijian Lu , Georges El Fakhri , Xiaofeng Liu

We propose a generalized convolutional neural network (CNN) architecture that first decomposes the input signal into subbands by an adaptive filter bank structure, and then uses convolutional layers to extract features from each subband…

Image and Video Processing · Electrical Eng. & Systems 2023-06-30 Pavel Sinha , Ioannis Psaromiligkos , Zeljko Zilic

The Large Language models (LLMs) have demonstrated supreme capabilities in text understanding and generation, but cannot be directly applied to cross-modal tasks without fine-tuning. This paper proposes a cross-modal in-context learning…

Sound · Computer Science 2024-06-17 Dongchao Yang , Haohan Guo , Yuanyuan Wang , Rongjie Huang , Xiang Li , Xu Tan , Xixin Wu , Helen Meng

Neural speech codecs have become the discrete interface between raw audio and speech language models, yet they remain optimized primarily for acoustic reconstruction fidelity, which leaves emotion-relevant cues vulnerable to being discarded…

Sound · Computer Science 2026-05-25 Zhaoyang Meng , Zhengyao Ma , Kecan Mao , Yingming Gao , Ya Li

This paper explores the integration of model-based and data-driven approaches within the realm of neural speech and audio coding systems. It highlights the challenges posed by the subjective evaluation processes of speech and audio codecs…

Sound · Computer Science 2025-01-08 Minje Kim , Jan Skoglund

With the burgeon deployment of the fifth-generation new radio (5G NR) networks, the codebook plays a crucial role in enabling the base station (BS) to acquire the channel state information (CSI). Different 5G NR codebooks incur varying…

Signal Processing · Electrical Eng. & Systems 2024-07-09 Ziqiang Ye , Sikai Liao , Yulan Gao , Shu Fang , Yue Xiao , Ming Xiao , Saviour Zammit

The residual vector quantization (RVQ) technique plays a central role in recent advances in neural audio codecs. These models effectively synthesize high-fidelity audio from a limited number of codes due to the hierarchical structure among…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-24 Hyeongju Kim , Junhyeok Lee , Jacob Morton , Juheon Lee , Jinhyeok Yang

Noise robustness remains a critical challenge for deploying neural speech codecs in real-world acoustic scenarios where background noise is often inevitable. A key observation we make is that even slight input noise perturbations can cause…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-14 Rui-Chen Zheng , Yang Ai , Hui-Peng Du , Li-Rong Dai

Overfitted neural video codecs offer a decoding complexity orders of magnitude smaller than their autoencoder counterparts. Yet, this low complexity comes at the cost of limited compression efficiency, in part due to their difficulty…

Image and Video Processing · Electrical Eng. & Systems 2025-03-27 Thomas Leguay , Théo Ladune , Pierrick Philippe , Olivier Deforges

Existing multimodal large model-based image compression frameworks often rely on a fragmented integration of semantic retrieval, latent compression, and generative models, resulting in suboptimal performance in both reconstruction fidelity…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Anle Ke , Xu Zhang , Tong Chen , Ming Lu , Chao Zhou , Jiawen Gu , Zhan Ma

Electroencephalogram (EEG) signals are highly susceptible to artifacts, resulting in a low signal-to-noise ratio which makes extraction of meaningful neural information challenging. Artifact Subspace Reconstruction (ASR) is one of the most…

Signal Processing · Electrical Eng. & Systems 2026-05-15 Shantanu Sarkar , Jose L. Contreras-Vidal