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Given sparse depths and the corresponding RGB images, depth completion aims at spatially propagating the sparse measurements throughout the whole image to get a dense depth prediction. Despite the tremendous progress of deep-learning-based…

计算机视觉与模式识别 · 计算机科学 2023-04-26 Zhang Youmin , Guo Xianda , Poggi Matteo , Zhu Zheng , Huang Guan , Mattoccia Stefano

Convolution plays a crucial role in various applications in signal and image processing, analysis, and recognition. It is also the main building block of convolution neural networks (CNNs). Designing appropriate convolution neural networks…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Pengfei Jin , Tianhao Lai , Rongjie Lai , Bin Dong

The increasing complexity of neural networks and the energy consumption associated with training and inference create a need for alternative neuromorphic approaches, e.g. using optics. Current proposals and implementations rely on physical…

光学 · 物理学 2023-08-31 Clara C. Wanjura , Florian Marquardt

Artificial neural networks (ANNs) have fundamentally transformed the field of computer vision, providing unprecedented performance. However, these ANNs for image processing demand substantial computational resources, often hindering…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Minho Choi , Jinlin Xiang , Anna Wirth-Singh , Seung-Hwan Baek , Eli Shlizerman , Arka Majumdar

The escalating data volume and complexity resulting from the rapid expansion of artificial intelligence (AI), internet of things (IoT) and 5G/6G mobile networks is creating an urgent need for energy-efficient, scalable computing hardware.…

Tensor analytics lays mathematical basis for the prosperous promotion of multiway signal processing. To increase computing throughput, mainstream processors transform tensor convolutions to matrix multiplications to enhance parallelism of…

新兴技术 · 计算机科学 2023-01-11 Shaofu Xu , Jing Wang , Sicheng Yi , Weiwen Zou

Artificial intelligence (AI) is transforming modern life, yet the growing scale of AI applications places mounting demands on computational resources, raising sustainability concerns. Photonic integrated circuits (PICs) offer a promising…

Convolutional Neural Networks (CNNs) have become indispensable for solving machine learning tasks in speech recognition, computer vision, and other areas that involve high-dimensional data. A CNN filters the input feature using a network…

机器学习 · 计算机科学 2020-02-13 Jonathan Ephrath , Moshe Eliasof , Lars Ruthotto , Eldad Haber , Eran Treister

Light's ability to perform massive linear operations parallelly has recently inspired numerous demonstrations of optics-assisted artificial neural networks (ANN). However, a clear advantage of optics over purely digital ANN in a…

This work proposes an unsupervised fusion framework based on deep convolutional transform learning. The great learning ability of convolutional filters for data analysis is well acknowledged. The success of convolutive features owes to…

机器学习 · 计算机科学 2020-11-10 Pooja Gupta , Jyoti Maggu , Angshul Majumdar , Emilie Chouzenoux , Giovanni Chierchia

Object detection, one of the three main tasks of computer vision, has been used in various applications. The main process is to use deep neural networks to extract the features of an image and then use the features to identify the class and…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Wenshuo Li

Cross-correlator plays a significant role in many visual perception tasks, such as object detection and tracking. Beyond the linear cross-correlator, this paper proposes a kernel cross-correlator (KCC) that breaks traditional limitations.…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Chen Wang , Le Zhang , Lihua Xie , Junsong Yuan

Mitigation of optical fiber nonlinearity is an active research field in the area of optical communications, due to the resulting marked improvement in transmission performance. Following the resurgence of optical coherent detection, digital…

信号处理 · 电气工程与系统科学 2019-06-25 Gabriel Saavedra , Gabriele Liga , Polina Bayvel

The wide adoption and significant computing resource of attention-based transformers, e.g., Vision Transformers and large language models (LLM), have driven the demand for efficient hardware accelerators. There is a growing interest in…

Motivated by the success of Transformers in natural language processing (NLP) tasks, there emerge some attempts (e.g., ViT and DeiT) to apply Transformers to the vision domain. However, pure Transformer architectures often require a large…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Kun Yuan , Shaopeng Guo , Ziwei Liu , Aojun Zhou , Fengwei Yu , Wei Wu

Joint space trajectory optimization under end-effector task constraints leads to a challenging non-convex problem. Thus, a real-time adaptation of prior computed trajectories to perturbation in task constraints often becomes intractable.…

Nonlinear contraction theory is a comparatively recent dynamic control system design tool based on an exact differential analysis of convergence, in essence converting a nonlinear stability problem into a linear time-varying stability…

斑图形成与孤子 · 物理学 2007-05-23 Winfried Lohmiller , Jean-Jacques E. Slotine

Convolutional neural networks (CNNs), inspired by biological visual cortex systems, are a powerful category of artificial neural networks that can extract the hierarchical features of raw data to greatly reduce the network parametric…

Transformers are popular neural network models that use layers of self-attention and fully-connected nodes with embedded tokens. Vision Transformers (ViT) adapt transformers for image recognition tasks. In order to do this, the images are…

计算机视觉与模式识别 · 计算机科学 2023-04-28 Brian Kenji Iwana , Akihiro Kusuda

Linear oscillators contribute to most branches of contemporary quantum science. They have already successfully served as quantum sensors and memories, found applications in quantum communication, and hold promise for cluster-state-based…

量子物理 · 物理学 2026-01-29 Alisa D. Manukhova , Andrey A. Rakhubovsky , Radim Filip