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Training large and highly accurate deep learning (DL) models is computationally costly. This cost is in great part due to the excessive number of trained parameters, which are well-known to be redundant and compressible for the execution…

机器学习 · 计算机科学 2019-04-11 Mojan Javaheripi , Bita Darvish Rouhani , Farinaz Koushanfar

We present a quantum algorithm for simulating rovibrational Hamiltonians on fault-tolerant quantum computers. The method integrates exact curvilinear kinetic energy operators and general-form potential energy surfaces expressed in a hybrid…

量子物理 · 物理学 2026-04-07 Michał Szczepanik , Ákos Nagy , Emil Żak

Deep neural network models have a complex architecture and are overparameterized. The number of parameters is more than the whole dataset, which is highly resource-consuming. This complicates their application and limits its usage on…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Vasiliy Alekseev , Ilya Lukashevich , Ilia Zharikov , Ilya Vasiliev

Deep learning-based super-resolution (SR) techniques have generally achieved excellent performance in the computer vision field. Recently, it has been proven that three-dimensional (3D) SR for medical volumetric data delivers better visual…

图像与视频处理 · 电气工程与系统科学 2021-05-19 Yinhao Li , Yutaro Iwamoto , Lanfen Lin , Rui Xu , Yen-Wei Chen

Diffusion-based methods have shown great promise in single image super-resolution (SISR); however, existing approaches often produce blurred fine details due to insufficient guidance in the high-frequency domain. To address this issue, we…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Chao Yang , Boqian Zhang , Jinghao Xu , Guang Jiang

Dense optical flow estimation plays a key role in many robotic vision tasks. In the past few years, with the advent of deep learning, we have witnessed great progress in optical flow estimation. However, current networks often consist of a…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Lingtong Kong , Chunhua Shen , Jie Yang

Long-term time series forecasting is critical in domains such as finance, economics, and energy, where accurate and reliable predictions over extended horizons drive strategic decision-making. Despite the progress in machine learning-based…

机器学习 · 计算机科学 2025-02-18 Aditya Dey , Jonas Kusch , Fadi Al Machot

The purpose of this article is to investigate the viability of Multi-Carrier Modulation (MCM) systems based on the Fast Walsh Hadamard Transform (FWHT). In addition, a nonlinear Joint Low-Complexity Optimized Zero Forcing Successive…

信息论 · 计算机科学 2023-12-19 Khaled Ramadan

This paper presents a memory efficient, high throughput parallel lifting based running three dimensional discrete wavelet transform (3-D DWT) architecture. 3-D DWT is constructed by combining the two spatial and four temporal processors.…

硬件体系结构 · 计算机科学 2015-09-16 Batta Kota Naga Srinivasarao , Indrajit Chakrabarti

Convolutional neural networks necessitate good algorithms to reduce complexity, and sufficient utilization of parallel processors for acceleration. Within convolutional layers, there are three types of operators: convolution used in forward…

机器学习 · 计算机科学 2024-08-27 Zhiyi Zhang , Pengfei Zhang , Zhuopin Xu , Qi Wang

Haze usually leads to deteriorated images with low contrast, color shift and structural distortion. We observe that many deep learning based models exhibit exceptional performance on removing homogeneous haze, but they usually fail to…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Han Zhou , Wei Dong , Yangyi Liu , Jun Chen

Despite their simple intuition, convolutions are more tedious to analyze than dense layers, which complicates the transfer of theoretical and algorithmic ideas to convolutions. We simplify convolutions by viewing them as tensor networks…

机器学习 · 计算机科学 2024-10-25 Felix Dangel

Dense pixelwise prediction such as semantic segmentation is an up-to-date challenge for deep convolutional neural networks (CNNs). Many state-of-the-art approaches either tackle the loss of high-resolution information due to pooling in the…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Lingni Ma , Jörg Stückler , Tao Wu , Daniel Cremers

The upcoming Surface Water Ocean Topography (SWOT) satellite altimetry mission is expected to yield two-dimensional high-resolution measurements of Sea Surface Height (SSH), thus allowing for a better characterization of the mesoscale and…

Hough transform is a popular low-level computer vision algorithm. Its computationally effective modification, Fast Hough transform (FHT), makes use of special subsets of image matrix to approximate geometric lines on it. Because of their…

计算机视觉与模式识别 · 计算机科学 2017-12-18 E. I. Ershov , S. M. Karpenko

High-resolution image synthesis remains a core challenge in generative modeling, particularly in balancing computational efficiency with the preservation of fine-grained visual detail. We present Latent Wavelet Diffusion (LWD), a…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Luigi Sigillo , Shengfeng He , Danilo Comminiello

In this paper we propose a new wavelet transform applicable to functions defined on graphs, high dimensional data and networks. The proposed method generalizes the Haar-like transform proposed in [1], and it is defined via a hierarchical…

计算机视觉与模式识别 · 计算机科学 2015-05-20 Idan Ram , Michael Elad , Israel Cohen

Recent research in deep learning (DL) has investigated the use of the Fast Fourier Transform (FFT) to accelerate the computations involved in Convolutional Neural Networks (CNNs) by replacing spatial convolution with element-wise…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Eduardo Reis , Thangarajah Akilan , Mohammed Khalid

Diffusion models have demonstrated significant applications in the field of image generation. However, their high computational and memory costs pose challenges for deployment. Model quantization has emerged as a promising solution to…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Shizhuo Mao , Hongtao Zou , Qihu Xie , Song Chen , Yi Kang

In this paper, we propose two contributions to neural network based denoising. First, we propose applying separate convolutional layers to each sub-band of discrete wavelet transform (DWT) as opposed to the common usage of DWT which…

机器学习 · 计算机科学 2021-02-17 Caglar Aytekin , Sakari Alenius , Dmytro Paliy , Juuso Gren