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Related papers: A Full-Bandwidth Audio Codec With Low Complexity A…

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We propose a very simple and efficient video compression framework that only focuses on modeling the conditional entropy between frames. Unlike prior learning-based approaches, we reduce complexity by not performing any form of explicit…

Image and Video Processing · Electrical Eng. & Systems 2020-08-24 Jerry Liu , Shenlong Wang , Wei-Chiu Ma , Meet Shah , Rui Hu , Pranaab Dhawan , Raquel Urtasun

We propose a practical approach to JPEG image decoding, utilizing a local implicit neural representation with continuous cosine formulation. The JPEG algorithm significantly quantizes discrete cosine transform (DCT) spectra to achieve a…

Image and Video Processing · Electrical Eng. & Systems 2024-04-09 Woo Kyoung Han , Sunghoon Im , Jaedeok Kim , Kyong Hwan Jin

The multi-codebook speech codec enables the application of large language models (LLM) in TTS but bottlenecks efficiency and robustness due to multi-sequence prediction. To avoid this obstacle, we propose Single-Codec, a single-codebook…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-12 Hanzhao Li , Liumeng Xue , Haohan Guo , Xinfa Zhu , Yuanjun Lv , Lei Xie , Yunlin Chen , Hao Yin , Zhifei Li

Conventional audio coding technologies commonly leverage human perception of sound, or psychoacoustics, to reduce the bitrate while preserving the perceptual quality of the decoded audio signals. For neural audio codecs, however, the…

Sound · Computer Science 2021-01-05 Kai Zhen , Mi Suk Lee , Jongmo Sung , Seungkwon Beack , Minje Kim

Reducing the bandwidth of speech is common practice in resource constrained environments like low-bandwidth speech transmission or low-complexity vocoding. We propose a lightweight and robust method for extending the bandwidth of wideband…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-21 Jan Büthe , Jean-Marc Valin

Ultra-reliable low-latency communications (URLLC) demand decoding algorithms that simultaneously offer high reliability and low complexity under stringent latency constraints. While iterative decoding schemes for LDPC and Polar codes offer…

Signal Processing · Electrical Eng. & Systems 2025-07-30 Enrico Testi , Enrico Paolini

In this paper, we introduce DCDepth, a novel framework for the long-standing monocular depth estimation task. Moving beyond conventional pixel-wise depth estimation in the spatial domain, our approach estimates the frequency coefficients of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Kun Wang , Zhiqiang Yan , Junkai Fan , Wanlu Zhu , Xiang Li , Jun Li , Jian Yang

Ultra-low delay sensitive applications can afford delay only at the level of msec. An example of this application class are the Networked Music Performance (NMP) systems that describe a live music performance by geographically separate…

Networking and Internet Architecture · Computer Science 2018-09-24 Emmanouil Lakiotakis , Christos Liaskos , Xenofontas Dimitropoulos

Recent advancements in audio language models have underscored the pivotal role of audio tokenization, which converts audio signals into discrete tokens, thereby facilitating the application of language model architectures to the audio…

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

Efficient audio representations in a compressed continuous latent space are critical for generative audio modeling and Music Information Retrieval (MIR) tasks. However, some existing audio autoencoders have limitations, such as multi-stage…

Sound · Computer Science 2024-08-14 Marco Pasini , Stefan Lattner , George Fazekas

Data center networks (DCNs) require a low-cost, low-power optical transceiver to handle increased traffic from generative artificial intelligence, video streaming services, and more. Improving the required signal-to-noise ratio (RSNR) by…

Signal Processing · Electrical Eng. & Systems 2025-09-09 Takeshi Kakizaki , Masanori Nakamura , Fukutaro Hamaoka , Shuto Yamamoto , Etsushi Yamazaki

By presenting an approximated performance-complexity tradeoff (PCT) algorithm,a low-complexity non-binary low density parity check (LDPC) code over q-ary-input symmetric-output channel is designed in this manuscript which converges faster…

Signal Processing · Electrical Eng. & Systems 2020-03-03 Yang Yu , Wen Chen

Real-time video streaming relies on rate control mechanisms to adapt video bitrate to network capacity while maintaining high utilization and low delay. However, the current video rate controllers, such as Google Congestion Control (GCC),…

Networking and Internet Architecture · Computer Science 2024-02-27 Pantea Karimi , Sadjad Fouladi , Vibhaalakshmi Sivaraman , Mohammad Alizadeh

Neural speech codecs aim to compress input signals into minimal bits while maintaining content quality in a low-latency manner. However, existing neural codecs often trade model complexity for reconstruction performance. These codecs…

Sound · Computer Science 2024-10-04 Yuzhe Gu , Enmao Diao

This paper investigates the design and performance of delayed bit-interleaved coded modulation (DBICM) with low-density parity-check (LDPC) codes. For Gray labeled square $M$-ary quadrature amplitude modulation (QAM) constellations, we…

Information Theory · Computer Science 2021-03-04 Yihuan Liao , Min Qiu , Jinhong Yuan

Audio denoising is critical in signal processing, enhancing intelligibility and fidelity for applications like restoring musical recordings. This paper presents a proof-of-concept for adapting a state-of-the-art neural audio codec, the…

Sound · Computer Science 2025-11-04 Daniel Jimon , Mircea Vaida , Adriana Stan

In this paper, we propose a low latency, robust and scalable neural net based decoder for convolutional and low-density parity-check (LPDC) coding schemes. The proposed decoders are demonstrated to have bit error rate (BER) and block error…

Signal Processing · Electrical Eng. & Systems 2019-08-21 Kumar Yashashwi , Deepak Anand , Sibi Raj B Pillai , Prasanna Chaporkar , K Ganesh

Quantum error-correcting codes (QECCs) can eliminate the negative effects of quantum noise, the major obstacle to the execution of quantum algorithms. However, realizing practical quantum error correction (QEC) requires resolving many…

Speech Bandwidth Extension improves clarity and intelligibility by restoring/inferring appropriate high-frequency content for low-bandwidth speech. Existing methods often rely on spectrogram or waveform modeling, which can incur higher…

Sound · Computer Science 2026-03-04 Bowen Zhang , Junchuan Zhao , Ian McLoughlin , Ye Wang , A S Madhukumar