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The optical neural network (ONN) is a promising hardware platform for next-generation neurocomputing due to its high parallelism, low latency, and low energy consumption. Previous ONN architectures are mainly designed for general matrix…

新兴技术 · 计算机科学 2022-07-19 Chenghao Feng , Jiaqi Gu , Hanqing Zhu , Zhoufeng Ying , Zheng Zhao , David Z. Pan , Ray T. Chen

Object detection is essential to many perception algorithms used in modern robotics applications. Unfortunately, the existing models share a tendency to assign high confidence scores for out-of-distribution (OOD) samples. Although OOD…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Bartłomiej Olber , Krystian Radlak , Krystian Chachuła , Jakub Łyskawa , Piotr Frątczak

Various convolutional neural networks (CNNs) were developed recently that achieved accuracy comparable with that of human beings in computer vision tasks such as image recognition, object detection and tracking, etc. Most of these networks,…

计算机视觉与模式识别 · 计算机科学 2019-03-20 Tianchen Wang , Jinjun Xiong , Xiaowei Xu , Yiyu Shi

Spiking neural networks (SNNs) have low power consumption and bio-interpretable characteristics, and are considered to have tremendous potential for energy-efficient computing. However, the exploration of SNNs on image generation tasks…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Shu Yang , Hanzhi Ma , Chengting Yu , Aili Wang , Er-Ping Li

Structural coloration is commonly modeled using wave optics for reliable and photorealistic rendering of natural, quasi-periodic and complex nanostructures. Such models often rely on dense, preliminary or preprocessed data to accurately…

图形学 · 计算机科学 2025-07-03 Narayan Kandel , Daljit Singh J. S. Dhillon

Optical neural network (ONN) is emerging as an attractive proposal for machine-learning applications, enabling high-speed computation with low-energy consumption. However, there are several challenges in applying ONN for industrial…

光学 · 物理学 2019-05-21 Xiao-Ming Zhang , Man-Hong Yung

We implement a time-of-flight imaging technique utilizing a differential-readout SNSPD to spatially resolve detection events in a fiber-coupled detector platform. We measure the spatial detection profiles for ultra-high numerical aperture…

量子物理 · 物理学 2026-05-12 Daniel W. Sorensen , Martin J. Stevens , Lynden K. Shalm , Dileep V. Reddy

We consider the problem of detecting out-of-distribution images in neural networks. We propose ODIN, a simple and effective method that does not require any change to a pre-trained neural network. Our method is based on the observation that…

机器学习 · 计算机科学 2020-09-01 Shiyu Liang , Yixuan Li , R. Srikant

The optical neural network (ONN) is a promising hardware platform for next-generation neuromorphic computing due to its high parallelism, low latency, and low energy consumption. However, previous integrated photonic tensor cores (PTCs)…

Due to the limitations of Moore's Law and the increasing demand of computing, optical neural network (ONNs) are gradually coming to the stage as an alternative to electrical neural networks. The control of nonlinear activation functions in…

光学 · 物理学 2025-05-13 Zili Cai , Tian Zhang , Jian Dai , Zheng Wang , Kun Xu

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…

Real-world blind denoising poses a unique image restoration challenge due to the non-deterministic nature of the underlying noise distribution. Prevalent discriminative networks trained on synthetic noise models have been shown to…

计算机视觉与模式识别 · 计算机科学 2021-05-07 Junaid Malik , Serkan Kiranyaz , Mehmet Yamac , Esin Guldogan , Moncef Gabbouj

Photon-number resolving (PNR) single-photon detectors are of interest for a wide range of applications in the emerging field of photon based quantum technologies. Especially photonic integrated circuits will pave the way for a high…

The memory physics induced unknown offset of the channel is a critical and difficult issue to be tackled for many non-volatile memories (NVMs). In this paper, we first propose novel neural network (NN) detectors by using the multilayer…

信息论 · 计算机科学 2019-02-19 Zhen Mei , Kui Cai , Xingwei Zhong

Spiking Neural Networks, as a third-generation neural network, are well-suited for edge AI applications due to their binary spike nature. However, when it comes to complex tasks like object detection, SNNs often require a substantial number…

计算机视觉与模式识别 · 计算机科学 2023-09-28 Nemin Qiu , Chuang Zhu

Artificial neural networks (ANNs) can help camera-based remote photoplethysmography (rPPG) in measuring cardiac activity and physiological signals from facial videos, such as pulse wave, heart rate and respiration rate with better accuracy.…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Mingxuan Liu , Jiankai Tang , Yongli Chen , Haoxiang Li , Jiahao Qi , Siwei Li , Kegang Wang , Jie Gan , Yuntao Wang , Hong Chen

As an optical processor, a Diffractive Deep Neural Network (D2NN) utilizes engineered diffractive surfaces designed through machine learning to perform all-optical information processing, completing its tasks at the speed of light…

光学 · 物理学 2024-01-22 Xilin Yang , Md Sadman Sakib Rahman , Bijie Bai , Jingxi Li , Aydogan Ozcan

Optical artificial neural networks (ONNs) have significant potential for ultra-high computing speed and energy efficiency. We report a novel approach to ONNs that uses integrated Kerr optical microcombs. This approach is programmable and…

信号处理 · 电气工程与系统科学 2021-05-24 Mengxi Tan , Xingyuan Xu , David J. Moss

Photonic computing promises faster and more energy-efficient deep neural network (DNN) inference than traditional digital hardware. Advances in photonic computing can have profound impacts on applications such as autonomous driving and…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Lakshmi Nair , David Widemann , Brad Turcott , Nick Moore , Alexandra Wleklinski , Darius Bunandar , Ioannis Papavasileiou , Shihu Wang , Eric Logan

A cascaded phase-only mask architecture (or an optical diffractive neural network) can be employed for different optical information processing tasks such as pattern recognition, orbital angular momentum (OAM) mode conversion, image…

计算机视觉与模式识别 · 计算机科学 2020-02-26 Yang Gao , Shuming Jiao , Juncheng Fang , Ting Lei , Zhenwei Xie , Xiaocong Yuan