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Deep learning is playing an instrumental role in the design of the next generation of communication systems. In this letter, we address the massive MIMO interconnect's bandwidth constraint relaxation using autoencoders. The autoencoder is…

信号处理 · 电气工程与系统科学 2019-09-20 Messaoud Ahmed Ouameur , Daniel Massicotte

Motivated by the recent success of end-to-end training of communications in the wireless domain, we strive to adapt the end-to-end-learning idea from the wireless case (i.e., linear) to coherent optical fiber links (i.e., nonlinear).…

信息论 · 计算机科学 2020-06-30 Tim Uhlemann , Sebastian Cammerer , Alexander Span , Sebastian Dörner , Stephan ten Brink

Neural audio codecs and autoencoders have emerged as versatile models for audio compression, transmission, feature-extraction, and latent-space generation. However, a key limitation is that most are trained to maximize reconstruction…

声音 · 计算机科学 2025-09-10 Dimitrios Bralios , Jonah Casebeer , Paris Smaragdis

The problem of learning a channel decoder is considered for two channel models. The first model is an additive noise channel whose noise distribution is unknown and nonparametric. The learner is provided with a fixed codebook and a dataset…

信息论 · 计算机科学 2023-02-17 Amit Tsvieli , Nir Weinberger

In this work, we propose an efficient method for channel state information (CSI) adaptive quantization and feedback in frequency division duplexing (FDD) systems. Existing works mainly focus on the implementation of autoencoder (AE) neural…

信号处理 · 电气工程与系统科学 2025-09-05 Valentina Rizzello , Matteo Nerini , Michael Joham , Bruno Clerckx , Wolfgang Utschick

For reliable transmission across a noisy communication channel, classical results from information theory show that it is asymptotically optimal to separate out the source and channel coding processes. However, this decomposition can fall…

机器学习 · 计算机科学 2019-05-15 Kristy Choi , Kedar Tatwawadi , Aditya Grover , Tsachy Weissman , Stefano Ermon

Deep Learning has been widely applied in the area of image processing and natural language processing. In this paper, we propose an end-to-end communication structure based on autoencoder where the transceiver can be optimized jointly. A…

信息论 · 计算机科学 2019-06-18 Tianjie Mu , Xiaohui Chen , Li Chen , Huarui Yin , Weidong Wang

Transformers have revolutionized deep learning in numerous fields, including natural language processing, computer vision, and audio processing. Their strength lies in their attention mechanism, which allows for the discovering of complex…

机器学习 · 计算机科学 2024-04-02 Uladzislau Yorsh , Martin Holeňa , Ondřej Bojar , David Herel

Referring image segmentation aims to segment an object referred to by natural language expression from an image. The primary challenge lies in the efficient propagation of fine-grained semantic information from textual features to visual…

计算机视觉与模式识别 · 计算机科学 2024-04-15 Yichen Yan , Xingjian He , Sihan Chen , Jing Liu

A rapidly growing area of research is the use of machine learning approaches such as autoencoders for dimensionality reduction of data and models in scientific applications. We show that the canonical formulation of autoencoders suffers…

机器学习 · 计算机科学 2022-07-28 Andrey A. Popov , Arash Sarshar , Austin Chennault , Adrian Sandu

Transformer is a ubiquitous model for natural language processing and has attracted wide attentions in computer vision. The attention maps are indispensable for a transformer model to encode the dependencies among input tokens. However,…

机器学习 · 计算机科学 2021-02-26 Yujing Wang , Yaming Yang , Jiangang Bai , Mingliang Zhang , Jing Bai , Jing Yu , Ce Zhang , Gao Huang , Yunhai Tong

Machine learning techniques have garnered great interest in designing communication systems owing to their capacity in tackling with channel uncertainty. To provide theoretical guarantees for learning-based communication systems, some…

机器学习 · 计算机科学 2025-06-17 Zheshun Wu , Junfan Li , Zenglin Xu , Sumei Sun , Jie Liu

Binary concepts are empirically used by humans to generalize efficiently. And they are based on Bernoulli distribution which is the building block of information. These concepts span both low-level and high-level features such as "large vs…

机器学习 · 计算机科学 2023-03-23 Zizhao Hu , Mohammad Rostami

We propose split-brain autoencoders, a straightforward modification of the traditional autoencoder architecture, for unsupervised representation learning. The method adds a split to the network, resulting in two disjoint sub-networks. Each…

计算机视觉与模式识别 · 计算机科学 2017-04-21 Richard Zhang , Phillip Isola , Alexei A. Efros

Audio autoencoders learn useful, compressed audio representations, but their non-linear latent spaces prevent intuitive algebraic manipulation such as mixing or scaling. We introduce a simple training methodology to induce linearity in a…

声音 · 计算机科学 2026-01-29 Bernardo Torres , Manuel Moussallam , Gabriel Meseguer-Brocal

A wide variety of communication channels employ the quantized electromagnetic field to convey information. Their communication capacity crucially depends on losses associated to spatial characteristics of the channel such as diffraction and…

量子物理 · 物理学 2012-06-21 Cosmo Lupo , Vittorio Giovannetti , Stefano Pirandola , Stefano Mancini , Seth Lloyd

We construct custom regularization functions for use in supervised training of deep neural networks. Our technique is applicable when the ground-truth labels themselves exhibit internal structure; we derive a regularizer by learning an…

计算机视觉与模式识别 · 计算机科学 2018-04-09 Mohammadreza Mostajabi , Michael Maire , Gregory Shakhnarovich

Recent advancements in information technology and the widespread use of the Internet have led to easier access to data worldwide. As a result, transmitting data through noisy channels is inevitable. Reducing the size of data and protecting…

Earth observation with small satellites serves a wide range of relevant applications. However, significant advances in sensor technology (e.g., higher resolution, multiple spectrums beyond visible light) in combination with challenging…

网络与互联网体系结构 · 计算机科学 2024-07-26 Olga Kondrateva , Stefan Dietzel , Björn Scheuermann

Consistent improvement of image priors over the years has led to the development of better inverse problem solvers. Diffusion models are the newcomers to this arena, posing the strongest known prior to date. Recently, such models operating…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Ron Raphaeli , Sean Man , Michael Elad