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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

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

Finding visual correspondence between local features is key to many computer vision problems. While defining features with larger contextual scales usually implies greater discriminativeness, it could also lead to less spatial accuracy of…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Shenlong Wang , Linjie Luo , Ning Zhang , Jia Li

Detection in large-scale scenes is a challenging problem due to small objects and extreme scale variation. It is essential to focus on the image regions of small objects. In this paper, we propose a novel Adaptive Zoom (AdaZoom) network as…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Jingtao Xu , Yali Li , Shengjin Wang

Fine-grained classification of microscopic image data with limited samples is an open problem in computer vision and biomedical imaging. Deep learning based vision systems mostly deal with high number of low-resolution images, whereas…

Computer Vision and Pattern Recognition · Computer Science 2020-10-07 Mengran Fan , Tapabrata Chakrabort , Eric I-Chao Chang , Yan Xu , Jens Rittscher

Multimodal large language models (MLLMs) represent images and video frames as visual tokens. Scaling from single images to hour-long videos, however, inflates the token budget far beyond practical limits. Popular pipelines therefore either…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Zirui Zhu , Hailun Xu , Yang Luo , Yong Liu , Kanchan Sarkar , Zhenheng Yang , Yang You

Task-oriented object detection aims to find objects suitable for accomplishing specific tasks. As a challenging task, it requires simultaneous visual data processing and reasoning under ambiguous semantics. Recent solutions are mainly…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Hanning Chen , Wenjun Huang , Yang Ni , Sanggeon Yun , Yezi Liu , Fei Wen , Alvaro Velasquez , Hugo Latapie , Mohsen Imani

A major bottleneck of pedestrian detection lies on the sharp performance deterioration in the presence of small-size pedestrians that are relatively far from the camera. Motivated by the observation that pedestrians of disparate spatial…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Xiaowei Zhang , Li Cheng , Bo Li , Hai-Miao Hu

We propose the autofocus convolutional layer for semantic segmentation with the objective of enhancing the capabilities of neural networks for multi-scale processing. Autofocus layers adaptively change the size of the effective receptive…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 Yao Qin , Konstantinos Kamnitsas , Siddharth Ancha , Jay Nanavati , Garrison Cottrell , Antonio Criminisi , Aditya Nori

Object segmentation requires both object-level information and low-level pixel data. This presents a challenge for feedforward networks: lower layers in convolutional nets capture rich spatial information, while upper layers encode…

Computer Vision and Pattern Recognition · Computer Science 2016-07-28 Pedro O. Pinheiro , Tsung-Yi Lin , Ronan Collobert , Piotr Dollàr

High-performance object detection relies on expensive convolutional networks to compute features, often leading to significant challenges in applications, e.g. those that require detecting objects from video streams in real time. The key to…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Kai Chen , Jiaqi Wang , Shuo Yang , Xingcheng Zhang , Yuanjun Xiong , Chen Change Loy , Dahua Lin

Keypoint detection is the foundation of many computer vision tasks, including image registration, structure-from-motion, 3D reconstruction, visual odometry, and SLAM. Traditional detectors (SIFT, ORB, BRISK, FAST, etc.) and learning-based…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Shaharyar Ahmed Khan Tareen , Filza Khan Tareen , Xiaojing Yuan

Meta learning approaches to few-shot classification are computationally efficient at test time, requiring just a few optimization steps or single forward pass to learn a new task, but they remain highly memory-intensive to train. This…

Object detection is a basic but challenging task in computer vision, which plays a key role in a variety of industrial applications. However, object detectors based on deep learning usually require greater storage requirements and longer…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Ying Xin , Guanzhong Wang , Mingyuan Mao , Yuan Feng , Qingqing Dang , Yanjun Ma , Errui Ding , Shumin Han

In object detection, keypoint-based approaches often suffer a large number of incorrect object bounding boxes, arguably due to the lack of an additional look into the cropped regions. This paper presents an efficient solution which explores…

Computer Vision and Pattern Recognition · Computer Science 2019-04-22 Kaiwen Duan , Song Bai , Lingxi Xie , Honggang Qi , Qingming Huang , Qi Tian

The objective of this work is to segment high-resolution images without overloading GPU memory usage or losing the fine details in the output segmentation map. The memory constraint means that we must either downsample the big image or…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Chuong Huynh , Anh Tran , Khoa Luu , Minh Hoai

We present Attention Mesh, a lightweight architecture for 3D face mesh prediction that uses attention to semantically meaningful regions. Our neural network is designed for real-time on-device inference and runs at over 50 FPS on a Pixel 2…

Computer Vision and Pattern Recognition · Computer Science 2020-06-22 Ivan Grishchenko , Artsiom Ablavatski , Yury Kartynnik , Karthik Raveendran , Matthias Grundmann

Object detection has made substantial progress in the last decade, due to the capability of convolution in extracting local context of objects. However, the scales of objects are diverse and current convolution can only process single-scale…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Junliang Chen , Xiaodong Zhao , Linlin Shen

Object detection and classification is one of the most important computer vision problems. Ever since the introduction of deep learning \cite{krizhevsky2012imagenet}, we have witnessed a dramatic increase in the accuracy of this object…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Gurjeet Singh , Sun Miao , Shi Shi , Patrick Chiang

The accuracy-speed-memory trade-off is always the priority to consider for several computer vision perception tasks. Previous methods mainly focus on a single or small couple of these tasks, such as creating effective data augmentation,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Xinhao Xiang , Simon Dräger , Jiawei Zhang