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Deep neural networks (DNNs) are increasingly proposed as models of human vision, bolstered by their impressive performance on image classification and object recognition tasks. Yet, the extent to which DNNs capture fundamental aspects of…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Ethan O. Nadler , Elise Darragh-Ford , Bhargav Srinivasa Desikan , Christian Conaway , Mark Chu , Tasker Hull , Douglas Guilbeault

Recent advancements in optical computing have garnered considerable research interests owing to its ener-gy-efficient operation and ultralow latency characteristics. As an emerging framework in this domain, dif-fractive deep neural networks…

应用物理 · 物理学 2025-06-24 Yudong Tian , Haifeng Xu , Yuqing Liu , Xiangyu Zhao , Jingzhu Shao , Jierong Cheng , Chongzhao Wu

Spiking Neural Networks (SNNs) are distributed trainable systems whose computing elements, or neurons, are characterized by internal analog dynamics and by digital and sparse synaptic communications. The sparsity of the synaptic spiking…

信号处理 · 电气工程与系统科学 2019-10-22 Hyeryung Jang , Osvaldo Simeone , Brian Gardner , André Grüning

Fourier neural operators (FNOs) can learn highly nonlinear mappings between function spaces, and have recently become a popular tool for learning responses of complex physical systems. However, to achieve good accuracy and efficiency, FNOs…

机器学习 · 计算机科学 2023-10-31 Ning Liu , Siavash Jafarzadeh , Yue Yu

Neuromorphic engineering has emerged as a promising avenue for developing brain-inspired computational systems. However, conventional electronic AI-based processors often encounter challenges related to processing speed and thermal…

光学 · 物理学 2025-01-03 Reyhane Ahmadi , Amirreza Ahmadnejad , Somayyeh Koohi

Diffuse Optical Tomography (DOT) is an emerging technology in medical imaging which employs light in the NIR spectrum to estimate the distribution of optical coefficients in biological tissues for diagnostic and monitoring purposes. DOT…

数值分析 · 数学 2022-05-27 Alessandro Benfenati , Giuseppe Bisazza , Paola Causin

Signal analysis and classification is fraught with high levels of noise and perturbation. Computer-vision-based deep learning models applied to spectrograms have proven useful in the field of signal classification and detection; however,…

机器学习 · 计算机科学 2024-09-04 Joel Brogan , Olivera Kotevska , Anibely Torres , Sumit Jha , Mark Adams

The vulnerability to adversarial perturbations is a major flaw of Deep Neural Networks (DNNs) that raises question about their reliability when in real-world scenarios. On the other hand, human perception, which DNNs are supposed to…

机器学习 · 计算机科学 2023-08-09 Muhammad Ahmed Shah , Bhiksha Raj

Deep Neural Networks (DNNs) are rapidly gaining popularity in a variety of important domains. Formally, DNNs are complicated vector-valued functions which come in a variety of sizes and applications. Unfortunately, modern DNNs have been…

机器学习 · 计算机科学 2021-01-12 Matthew Sotoudeh , Aditya V. Thakur

Deep Convolutional Neural Networks (DCNN) have been proven to be effective for various computer vision problems. In this work, we demonstrate its effectiveness on a continuous object orientation estimation task, which requires prediction of…

计算机视觉与模式识别 · 计算机科学 2017-02-07 Kota Hara , Raviteja Vemulapalli , Rama Chellappa

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)…

Deep learning as represented by the artificial deep neural networks (DNNs) has achieved great success in many important areas that deal with text, images, videos, graphs, and so on. However, the black-box nature of DNNs has become one of…

机器学习 · 计算机科学 2021-09-29 Fenglei Fan , Jinjun Xiong , Mengzhou Li , Ge Wang

Deep Neural Networks (DNNs) deliver impressive performance but their black-box nature limits deployment in high-stakes domains requiring transparency. We introduce Compositional Function Networks (CFNs), a novel framework that builds…

机器学习 · 计算机科学 2025-08-01 Fang Li

Motivated by the gap between theoretical optimal approximation rates of deep neural networks (DNNs) and the accuracy realized in practice, we seek to improve the training of DNNs. The adoption of an adaptive basis viewpoint of DNNs leads to…

机器学习 · 计算机科学 2019-12-11 Eric C. Cyr , Mamikon A. Gulian , Ravi G. Patel , Mauro Perego , Nathaniel A. Trask

The design of neural hardware is informed by the prominence of differentiated processing and information integration in cognitive systems. The central role of communication leads to the principal assumption of the hardware platform: signals…

神经与进化计算 · 计算机科学 2018-05-28 Jeffrey M. Shainline , Sonia M. Buckley , Adam N. McCaughan , Jeff Chiles , Richard P. Mirin , Sae Woo Nam

We report an in-silico demonstration of an all-optical cell classification system using a single-layer diffractive neural network (DNN) optimized for real-world biomedical images. Implemented virtually with a spatial light modulator (SLM),…

光学 · 物理学 2025-09-03 Norihide Sagami , Yueyun Weng , Cheng Lei , Ryosuke Oketani , Kotaro Hiramatsu

Optical super-oscillation enables far-field super-resolution imaging beyond diffraction limits. However, the existing super-oscillatory lens for the spatial super-resolution imaging system still confronts critical limitations in performance…

Recent years have seen a considerable surge of research on developing heuristic approaches to realize analog computing using physical waves. Among these, neuromorphic computing using light waves is envisioned to feature performance metrics…

光学 · 物理学 2022-10-18 Cheng-Chia Tsai , Xiaoyan Huang , Zhicheng Wu , Zongfu Yu , Nanfang Yu

Currently, Machine Learning (ML) is becoming ubiquitous in everyday life. Deep Learning (DL) is already present in many applications ranging from computer vision for medicine to autonomous driving of modern cars as well as other sectors in…

硬件体系结构 · 计算机科学 2020-12-22 Maurizio Capra , Beatrice Bussolino , Alberto Marchisio , Guido Masera , Maurizio Martina , Muhammad Shafique

Recognizing facial expressions from static images or video sequences is a widely studied but still challenging problem. The recent progresses obtained by deep neural architectures, or by ensembles of heterogeneous models, have shown that…

计算机视觉与模式识别 · 计算机科学 2018-10-25 Lisa Graziani , Stefano Melacci , Marco Gori