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Optical computing offers ultrafast, energy-efficient alternatives to conventional digital processors, yet most implementations remain confined to single-channel processing, severely underutilizing light's information capacity. Here we…

光学 · 物理学 2026-01-13 Fatma Nur Kılınç , Uğur Teğin

Image Captioning is a traditional vision-and-language task that aims to generate the language description of an image. Recent studies focus on scaling up the model size and the number of training data, which significantly increase the cost…

计算与语言 · 计算机科学 2023-03-14 Ziyang Luo , Zhipeng Hu , Yadong Xi , Rongsheng Zhang , Jing Ma

For typical quantum subroutines in the gate-based model of quantum computing, explicit decompositions of circuits in terms of single-qubit and two-qubit entangling gates may exist. However, they often lead to large-depth circuits that are…

量子物理 · 物理学 2024-09-20 Dhruv Srinivasan , Kushal Chakrabarti , Nikhil Chopra , Avik Dutt

High-quality photography in extreme low-light conditions is challenging but impactful for digital cameras. With advanced computing hardware, traditional camera image signal processor (ISP) algorithms are gradually being replaced by…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Amber Yijia Zheng , Yu Zhang , Jun Hu , Raymond A. Yeh , Chen Chen

We introduce a lightweight network to improve descriptors of keypoints within the same image. The network takes the original descriptors and the geometric properties of keypoints as the input, and uses an MLP-based self-boosting stage and a…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Xinjiang Wang , Zeyu Liu , Yu Hu , Wei Xi , Wenxian Yu , Danping Zou

Implicit Neural Representations (INRs) have revolutionized signal processing and computer vision by modeling signals as continuous, differentiable functions parameterized by neural networks. However, INRs are prone to the spectral bias…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Ali Haider , Muhammad Salman Ali , Maryam Qamar , Tahir Khalil , Soo Ye Kim , Jihyong Oh , Enzo Tartaglione , Sung-Ho Bae

We propose a novel, structured pruning algorithm for neural networks -- the iterative, Sparse Structured Pruning algorithm, dubbed as i-SpaSP. Inspired by ideas from sparse signal recovery, i-SpaSP operates by iteratively identifying a…

机器学习 · 计算机科学 2022-03-31 Cameron R. Wolfe , Anastasios Kyrillidis

Precise object boundary detection for automatic image segmentation is critical for image analysis, including that used in computer-aided diagnosis. However, such detection traditionally uses active contour or snake models requiring accurate…

图像与视频处理 · 电气工程与系统科学 2021-06-14 Sinan Onal , Xin Chen , Madagedara Maduka Balasooriya

Unstructured pruning is well suited to reduce the memory footprint of convolutional neural networks (CNNs), both at training and inference time. CNNs contain parameters arranged in $K \times K$ filters. Standard unstructured pruning (SP)…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Paul Wimmer , Jens Mehnert , Alexandru Paul Condurache

Automatic image generation is no longer just of interest to researchers, but also to practitioners. However, current models are sensitive to the settings used and automatic optimization methods often require human involvement. To bridge…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Dominik Sobania , Martin Briesch , Franz Rothlauf

Single image super-resolution (SISR), as a traditional ill-conditioned inverse problem, has been greatly revitalized by the recent development of convolutional neural networks (CNN). These CNN-based methods generally map a low-resolution…

图像与视频处理 · 电气工程与系统科学 2024-10-30 Yuqing Liu , Shiqi Wang , Jian Zhang , Shanshe Wang , Siwei Ma , Wen Gao

With the advent of deep learning methods replacing the ISP in transforming sensor RAW readings into RGB images, numerous methodologies solidified into real-life applications. Equally potent is the task of inverting this process which will…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Jinha Kim , Jun Jiang , Jinwei Gu

Dynamic computed tomography perfusion (CTP) imaging is a promising approach for acute ischemic stroke diagnosis and evaluation. Hemodynamic parametric maps of cerebral parenchyma are calculated from repeated CT scans of the first pass of…

医学物理 · 物理学 2020-05-21 Dufan Wu , Hui Ren , Quanzheng Li

Reversibility in artificial neural networks allows us to retrieve the input given an output. We present feature alignment, a method for approximating reversibility in arbitrary neural networks. We train a network by minimizing the distance…

机器学习 · 计算机科学 2023-01-31 Tiago de Souza Farias , Jonas Maziero

No-Reference Image Quality Assessment (NR-IQA) focuses on designing methods to measure image quality in alignment with human perception when a high-quality reference image is unavailable. Most state-of-the-art NR-IQA approaches are…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Lorenzo Agnolucci , Leonardo Galteri , Marco Bertini

A diffusion model, which is formulated to produce an image using thousands of denoising steps, usually suffers from a slow inference speed. Existing acceleration algorithms simplify the sampling by skipping most steps yet exhibit…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Mengfei Xia , Yujun Shen , Changsong Lei , Yu Zhou , Ran Yi , Deli Zhao , Wenping Wang , Yong-Jin Liu

AI-Generated Images (AGIs) have inherent multimodal nature. Unlike traditional image quality assessment (IQA) on natural scenarios, AGIs quality assessment (AGIQA) takes the correspondence of image and its textual prompt into consideration.…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Bowen Qu , Haohui Li , Wei Gao

Sensors producing 3D point clouds such as 3D laser scanners and RGB-D cameras are widely used in robotics, be it for autonomous driving or manipulation. Aligning point clouds produced by these sensors is a vital component in such…

机器人学 · 计算机科学 2019-07-23 Fahira Afzal Maken , Fabio Ramos , Lionel Ott

Recent results in end-to-end automatic speech recognition have demonstrated the efficacy of pseudo-labeling for semi-supervised models trained both with Connectionist Temporal Classification (CTC) and Sequence-to-Sequence (seq2seq) losses.…

计算与语言 · 计算机科学 2021-08-31 Tatiana Likhomanenko , Qiantong Xu , Jacob Kahn , Gabriel Synnaeve , Ronan Collobert

Multiple low-vision tasks such as denoising, deblurring and super-resolution depart from RGB images and further reduce the degradations, improving the quality. However, modeling the degradations in the sRGB domain is complicated because of…

图像与视频处理 · 电气工程与系统科学 2024-09-30 Marcos V. Conde , Florin Vasluianu , Radu Timofte