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Related papers: Fractal Pyramid Networks

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Fractal geometry, defined by self-similar patterns across scales, is crucial for understanding natural structures. This work addresses the fractal inverse problem, which involves extracting fractal codes from images to explain these…

Graphics · Computer Science 2025-02-25 Adarsh Djeacoumar , Felix Mujkanovic , Hans-Peter Seidel , Thomas Leimkühler

We propose a principled convolutional neural pyramid (CNP) framework for general low-level vision and image processing tasks. It is based on the essential finding that many applications require large receptive fields for structure…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Xiaoyong Shen , Ying-Cong Chen , Xin Tao , Jiaya Jia

Feature pyramid networks (FPN) are widely exploited for multi-scale feature fusion in existing advanced object detection frameworks. Numerous previous works have developed various structures for bidirectional feature fusion, all of which…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Zhuofan Zong , Qianggang Cao , Biao Leng

Diffractive deep neural networks (D2NNs) are composed of successive transmissive layers optimized using supervised deep learning to all-optically implement various computational tasks between an input and output field-of-view (FOV). Here,…

Low level features like edges and textures play an important role in accurately localizing instances in neural networks. In this paper, we propose an architecture which improves feature pyramid networks commonly used instance segmentation…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Yongqing Sun , Pranav Shenoy K P , Jun Shimamura , Atsushi Sagata

Feature Pyramid Network (FPN) has been an essential module for object detection models to consider various scales of an object. However, average precision (AP) on small objects is relatively lower than AP on medium and large objects. The…

Computer Vision and Pattern Recognition · Computer Science 2022-08-26 Hye-Jin Park , Young-Ju Choi , Young-Woon Lee , Byung-Gyu Kim

Building on our previous work on Fredholm Neural Networks (Fredholm NNs/ FNNs) for solving integral equations, we extend the framework to inverse problems for linear and nonlinear elliptic partial differential equations. The proposed scheme…

Numerical Analysis · Mathematics 2026-05-26 Kyriakos C. Georgiou , Constantinos Siettos , Athanasios N. Yannacopoulos

Physics-Informed Neural Networks (PINNs) are a useful framework for approximating partial differential equation solutions using deep learning methods. In this paper, we propose a principled redesign of the PINNsformer, a Transformer-based…

Machine Learning · Computer Science 2025-10-08 Rohan Arni , Carlos Blanco

In this paper, we introduce a simple, yet powerful pipeline for medical image segmentation that combines Fully Convolutional Networks (FCNs) with Fully Convolutional Residual Networks (FC-ResNets). We propose and examine a design that takes…

Computer Vision and Pattern Recognition · Computer Science 2017-02-20 Michal Drozdzal , Gabriel Chartrand , Eugene Vorontsov , Lisa Di Jorio , An Tang , Adriana Romero , Yoshua Bengio , Chris Pal , Samuel Kadoury

Feature pyramid network (FPN) is one of the key components for object detectors. However, there is a long-standing puzzle for researchers that the detection performance of large-scale objects are usually suppressed after introducing FPN. To…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Zhenchao Jin , Dongdong Yu , Luchuan Song , Zehuan Yuan , Lequan Yu

Recently, convolutional neural network (CNN) based image super-resolution (SR) methods have achieved significant performance improvement. However, most CNN-based methods mainly focus on feed-forward architecture design and neglect to…

Image and Video Processing · Electrical Eng. & Systems 2021-06-15 Huapeng Wu , Jie Gui , Jun Zhang , James T. Kwok , Zhihui Wei

We consider the problem of segmentation and classification of high-resolution and hyperspectral remote sensing images. Unlike conventional natural (RGB) images, the inherent large scale and complex structures of remote sensing images pose…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Qingsong Xu , Xin Yuan , Chaojun Ouyang , Yue Zeng

Convolutional neural network (CNN) has led to significant progress in object detection. In order to detect the objects in various sizes, the object detectors often exploit the hierarchy of the multi-scale feature maps called feature…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Jin Hyeok Yoo , Dongsuk Kum , Jun Won Choi

This paper presents a deep architecture for dense semantic correspondence, called pyramidal affine regression networks (PARN), that estimates locally-varying affine transformation fields across images. To deal with intra-class appearance…

Computer Vision and Pattern Recognition · Computer Science 2018-08-02 Sangryul Jeon , Seungryong Kim , Dongbo Min , Kwanghoon Sohn

Digital pathology provides an excellent opportunity for applying fully convolutional networks (FCNs) to tasks, such as semantic segmentation of whole slide images (WSIs). However, standard FCNs face challenges with respect to…

Computer Vision and Pattern Recognition · Computer Science 2018-07-26 Feng Gu , Nikolay Burlutskiy , Mats Andersson , Lena Kajland Wilen

Visual-frame prediction is a pixel-dense prediction task that infers future frames from past frames. Lacking of appearance details, low prediction accuracy and high computational overhead are still major problems with current models or…

Computer Vision and Pattern Recognition · Computer Science 2022-11-16 Chaofan Ling , Junpei Zhong , Weihua Li

Deep neural networks have been a prevailing technique in the field of medical image processing. However, the most popular convolutional neural networks (CNNs) based methods for medical image segmentation are imperfect because they model…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Zhuangzhuang Zhang , Weixiong Zhang

Separating and labeling each instance of a nucleus (instance-aware segmentation) is the key challenge in segmenting single cell nuclei on fluorescence microscopy images. Deep Neural Networks can learn the implicit transformation of a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Florian Kromp , Lukas Fischer , Eva Bozsaky , Inge Ambros , Wolfgang Doerr , Sabine Taschner-Mandl , Peter Ambros , Allan Hanbury

In this paper, we present a conceptually simple, strong, and efficient framework for panoptic segmentation, called Panoptic FCN. Our approach aims to represent and predict foreground things and background stuff in a unified fully…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yanwei Li , Hengshuang Zhao , Xiaojuan Qi , Liwei Wang , Zeming Li , Jian Sun , Jiaya Jia

To help understand the underlying mechanisms of neural networks (NNs), several groups have, in recent years, studied the number of linear regions $\ell$ of piecewise linear functions generated by deep neural networks (DNN). In particular,…

Machine Learning · Computer Science 2019-05-28 Nadav Dym , Barak Sober , Ingrid Daubechies