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Related papers: RAC: Rectified Flow Auto Coder

200 papers

Targeting error-tolerant applications, approximate computing relaxes rigid functional equivalence to significantly improve power, performance, and area. Traditional approximate logic synthesis (ALS) relies on incremental rewriting, limiting…

Hardware Architecture · Computer Science 2026-04-28 Jingxin Wang , Shitong Guo , Wenhui Liang , Ruicheng Dai , Ruogu Ding , Xin Ning , Weikang Qian

This paper proposes a rate-profile construction method for polarization-adjusted convolutional (PAC) codes of any code length and rate, which is capable of maintaining trade-off between the error-correction performance and decoding…

Information Theory · Computer Science 2021-06-16 Mohsen Moradi , Amir Mozammel

Speech compression is commonly used to send voice over radio channels in applications such as mobile telephony and two-way push-to-talk (PTT) radio. In classical systems, the speech codec is combined with forward error correction,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-29 David Rowe , Jean-Marc Valin

Automated audio captioning (AAC) is a novel task, where a method takes as an input an audio sample and outputs a textual description (i.e. a caption) of its contents. Most AAC methods are adapted from from image captioning of machine…

Sound · Computer Science 2020-10-22 An Tran , Konstantinos Drossos , Tuomas Virtanen

Graph autoencoders (AE) and variational autoencoders (VAE) are powerful node embedding methods, but suffer from scalability issues. In this paper, we introduce FastGAE, a general framework to scale graph AE and VAE to large graphs with…

Machine Learning · Computer Science 2021-04-14 Guillaume Salha , Romain Hennequin , Jean-Baptiste Remy , Manuel Moussallam , Michalis Vazirgiannis

Existing video Variational Autoencoders (VAEs) generally overlook the similarity between frame contents, leading to redundant latent modeling. In this paper, we propose decoupled VAE (DeCo-VAE) to achieve compact latent representation.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Xiangchen Yin , Jiahui Yuan , Zhangchi Hu , Wenzhang Sun , Jie Chen , Xiaozhen Qiao , Hao Li , Xiaoyan Sun

This paper presents a novel algorithm that aims at minimizing the required decoding energy by exploiting a general energy model for HEVC-decoder solutions. We incorporate the energy model into the HEVC encoder such that it is capable of…

Image and Video Processing · Electrical Eng. & Systems 2022-03-04 Christian Herglotz , André Kaup

In this paper, we investigate an artificial-intelligence (AI) driven approach to design error correction codes (ECC). Classic error correction code was designed upon coding theory that typically defines code properties (e.g., hamming…

Information Theory · Computer Science 2019-10-31 Lingchen Huang , Huazi Zhang , Rong Li , Yiqun Ge , Jun Wang

In this paper, we present a general framework to scale graph autoencoders (AE) and graph variational autoencoders (VAE). This framework leverages graph degeneracy concepts to train models only from a dense subset of nodes instead of using…

Machine Learning · Computer Science 2022-06-22 Guillaume Salha , Romain Hennequin , Viet Anh Tran , Michalis Vazirgiannis

In this work, we provide a deterministic alternative to the stochastic variational training of generative autoencoders. We refer to these new generative autoencoders as AutoEncoders within Flows (AEF), since the encoder and decoder are…

Machine Learning · Statistics 2023-03-06 Gianluigi Silvestri , Daan Roos , Luca Ambrogioni

Generative models have emerged as a promising paradigm for offline multi-agent reinforcement learning (MARL), but existing approaches require many iterative sampling steps. Recent few-step acceleration methods either distill a joint teacher…

Artificial Intelligence · Computer Science 2026-05-14 Guowei Zou , Haitao Wang , Beiwen Zhang , Boning Zhang , Hejun Wu

Representation Autoencoders (RAEs) leverage frozen vision foundation models (VFMs) as tokenizer encoders, providing robust high-level representations that facilitate fast convergence and high-quality generation in latent diffusion models.…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Tianhang Wang , Yitong Chen , Wei Song , Zuxuan Wu , Min Li , Jiaqi Wang

We propose causal recurrent variational autoencoder (CR-VAE), a novel generative model that is able to learn a Granger causal graph from a multivariate time series x and incorporates the underlying causal mechanism into its data generation…

Machine Learning · Computer Science 2023-01-18 Hongming Li , Shujian Yu , Jose Principe

In this paper, we present list autoencoder (listAE) to mimic list decoding used in classical coding theory. With listAE, the decoder network outputs a list of decoded message word candidates. To train the listAE, a genie is assumed to be…

Information Theory · Computer Science 2022-08-04 Hamid Saber , Homayoon Hatami , Jung Hyun Bae

Recent research has shown the advantages of using autoencoders based on deep neural networks for collaborative filtering. In particular, the recently proposed Mult-VAE model, which used the multinomial likelihood variational autoencoders,…

Information Retrieval · Computer Science 2019-12-25 Ilya Shenbin , Anton Alekseev , Elena Tutubalina , Valentin Malykh , Sergey I. Nikolenko

Autoregressive models have recently shown great promise in visual generation by leveraging discrete token sequences akin to language modeling. However, existing approaches often suffer from inefficiency, either due to token-by-token…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Ruiqing Yang , Kaixin Zhang , Zheng Zhang , Shan You , Tao Huang

Variational autoencoders are among the most popular methods for distilling low-dimensional structure from high-dimensional data, making them increasingly valuable as tools for data exploration and scientific discovery. However, unlike…

Machine Learning · Computer Science 2022-01-17 Miles Martinez , John Pearson

The Abstraction and Reasoning Corpus (ARC) is designed to assess generalization beyond pattern matching, requiring models to infer symbolic rules from very few examples. In this work, we present a transformer-based system that advances ARC…

We consider the problem of joint source-channel coding for semantic communication from a rateless perspective, the purpose of which is to settle the balance between reliability (distortion/perception) and effectiveness (rate) of…

Information Retrieval · Computer Science 2025-01-23 Cheng Peng , Rulong Wang , Yong Xiao

Recently, a novel variation of polar codes known as polarization-adjusted convolutional (PAC) codes has been introduced by Ar{\i}kan. These codes significantly outperform conventional polar and convolutional codes, particularly for short…

Information Theory · Computer Science 2025-08-15 Mohsen Moradi , Hessam Mahdavifar