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This paper proposes a simple and effective algorithm for incorporating lexical constraints in neural machine translation. Previous work either required re-training existing models with the lexical constraints or incorporating them during…

Computation and Language · Computer Science 2020-04-28 Raymond Hendy Susanto , Shamil Chollampatt , Liling Tan

In this work, we conceptualize the learning process as information compression. We seek to equip generative pre-trained models with human-like learning capabilities that enable data compression during inference. We present a novel approach…

Artificial Intelligence · Computer Science 2023-08-15 Cynthia Huang , Yuqing Xie , Zhiying Jiang , Jimmy Lin , Ming Li

In this paper, we present an approach for minimizing the computational complexity of trained Convolutional Neural Networks (ConvNet). The idea is to approximate all elements of a given ConvNet and replace the original convolutional filters…

Machine Learning · Computer Science 2022-08-02 R. J. Cintra , S. Duffner , C. Garcia , A. Leite

In recent decades, digital image processing has gained enormous popularity. Consequently, a number of data compression strategies have been put forth, with the goal of minimizing the amount of information required to represent images. Among…

Image and Video Processing · Electrical Eng. & Systems 2023-07-04 Suman Kunwar

Reduced modeling of a computationally demanding dynamical system aims at approximating its trajectories, while optimizing the trade-off between accuracy and computational complexity. In this work, we propose to achieve such an approximation…

Machine Learning · Statistics 2025-02-20 Patrick Héas , Cédric Herzet , Benoit Combès

Quantum image computing has emerged as a groundbreaking field, revolutionizing how we store and process data at speeds incomparable to classical methods. Nevertheless, as image sizes expand, so does the complexity of qubit connections,…

Quantum Physics · Physics 2025-02-26 Ershadul Haque , Manoranjan Paul

Learned image compression (LIC) has recently made significant progress, surpassing traditional methods. However, most LIC approaches operate mainly in the spatial domain and lack mechanisms for reducing frequency-domain correlations. To…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Haisheng Fu , Jie Liang , Feng Liang , Zhenman Fang , Guohe Zhang , Jingning Han

Discrete transforms such as the discrete Fourier transform (DFT) and the discrete Hartley transform (DHT) are important tools in numerical analysis. The successful application of transform techniques relies on the existence of efficient…

Numerical Analysis · Computer Science 2015-02-06 H. M. de Oliveira , R. J. Cintra , R. M. Campello de Souza

The efficient and accurate QR decomposition for matrices with hierarchical low-rank structures, such as HODLR and hierarchical matrices, has been challenging. Existing structure-exploiting algorithms are prone to numerical instability as…

Numerical Analysis · Mathematics 2018-09-28 Daniel Kressner , Ana Susnjara

In this proposal, we design a learned multi-frequency image compression approach that uses generalized octave convolutions to factorize the latent representations into high-frequency (HF) and low-frequency (LF) components, and the LF…

Image and Video Processing · Electrical Eng. & Systems 2020-09-29 Jianping Lin , Mohammad Akbari , Haisheng Fu , Qian Zhang , Shang Wang , Jie Liang , Dong Liu , Feng Liang , Guohe Zhang , Chengjie Tu

In recent years, deep-learning-based image processing has emerged as a valuable tool for medical imaging owing to its high performance. However, the quality of deep-learning-based methods heavily relies on the amount of training data; the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Sho Ozaki , Shizuo Kaji , Kanabu Nawa , Toshikazu Imae , Atsushi Aoki , Takahiro Nakamoto , Takeshi Ohta , Yuki Nozawa , Hideomi Yamashita , Akihiro Haga , Keiichi Nakagawa

Modern tomography involves gathering projection data from multiple directions and feeding them into a software algorithm for tomographic reconstruction. We focus our study on image reconstruction from Radon data in the setting of…

Numerical Analysis · Mathematics 2014-12-19 Maria Angela Narduzzo

Low dose computed tomography (LDCT) has attracted more and more attention in routine clinical diagnosis assessment, therapy planning, etc., which can reduce the dose of X-ray radiation to patients. However, the noise caused by low X-ray…

Image and Video Processing · Electrical Eng. & Systems 2021-07-06 Zhicheng Zhang , Lequan Yu , Xiaokun Liang , Wei Zhao , Lei Xing

Current deep learning-based low-light image enhancement methods often struggle with high-resolution images, and fail to meet the practical demands of visual perception across diverse and unseen scenarios. In this paper, we introduce a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Tomáš Chobola , Yu Liu , Hanyi Zhang , Julia A. Schnabel , Tingying Peng

Modern scientific instruments produce vast amounts of data, which can overwhelm the processing ability of computer systems. Lossy compression of data is an intriguing solution, but comes with its own drawbacks, such as potential signal…

The manuscript describes fast and scalable architectures and associated algorithms for computing convolutions and cross-correlations. The basic idea is to map 2D convolutions and cross-correlations to a collection of 1D convolutions and…

Hardware Architecture · Computer Science 2021-12-28 Cesar Carranza , Daniel Llamocca , Marios Pattichis

Kernel approximation via nonlinear random feature maps is widely used in speeding up kernel machines. There are two main challenges for the conventional kernel approximation methods. First, before performing kernel approximation, a good…

Machine Learning · Statistics 2015-03-16 Felix X. Yu , Sanjiv Kumar , Henry Rowley , Shih-Fu Chang

Recent expansions in multimedia devices gather enormous amounts of real-time images for processing and inference. The images are first compressed using compression schemes, like JPEG, to reduce storage costs and power for transmitting the…

Image and Video Processing · Electrical Eng. & Systems 2024-06-25 Ming-Che Li , Archisman Ghosh , Shreyas Sen

We extend our work for compression of currents and varifolds to a compression algorithm for the embedded normal cycles representation of shape, restricted to the constant normal kernel case, using the Nystrom approximation in Reproducing…

Numerical Analysis · Mathematics 2026-05-26 Allen Paul , Neill Campbell , Tony Shardlow

We present a new supervised image classification method applicable to a broad class of image deformation models. The method makes use of the previously described Radon Cumulative Distribution Transform (R-CDT) for image data, whose…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Mohammad Shifat-E-Rabbi , Xuwang Yin , Abu Hasnat Mohammad Rubaiyat , Shiying Li , Soheil Kolouri , Akram Aldroubi , Jonathan M. Nichols , Gustavo K. Rohde