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Active learning selects informative samples for annotation within budget, which has proven efficient recently on object detection. However, the widely used active detection benchmarks conduct image-level evaluation, which is unrealistic in…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Mengyao Lyu , Jundong Zhou , Hui Chen , Yijie Huang , Dongdong Yu , Yaqian Li , Yandong Guo , Yuchen Guo , Liuyu Xiang , Guiguang Ding

Previous deep learning based state-of-the-art scene text detection methods can be roughly classified into two categories. The first category treats scene text as a type of general objects and follows general object detection paradigm to…

计算机视觉与模式识别 · 计算机科学 2018-02-28 Pengyuan Lyu , Cong Yao , Wenhao Wu , Shuicheng Yan , Xiang Bai

Though deep learning based scene text detection has achieved great progress, well-trained detectors suffer from severe performance degradation for different domains. In general, a tremendous amount of data is indispensable to train the…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Yudi Chen , Wei Wang , Yu Zhou , Fei Yang , Dongbao Yang , Weiping Wang

Scene text detection is a challenging problem in computer vision. In this paper, we propose a novel text detection network based on prevalent object detection frameworks. In order to obtain stronger semantic feature, we adopt ResNet as…

计算机视觉与模式识别 · 计算机科学 2017-11-15 Xiangyu Zhu , Yingying Jiang , Shuli Yang , Xiaobing Wang , Wei Li , Pei Fu , Hua Wang , Zhenbo Luo

The goal of object detection is to determine the class and location of objects in an image. This paper proposes a novel anchor-free, two-stage framework which first extracts a number of object proposals by finding potential corner keypoint…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Kaiwen Duan , Lingxi Xie , Honggang Qi , Song Bai , Qingming Huang , Qi Tian

Camouflaged object detection (COD) aims to segment objects that blend into their surroundings. However, most existing studies overlook the semantic differences among textual prompts of different targets as well as fine-grained frequency…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Dezhen Wang , Haixiang Zhao , Xiang Shen , Sheng Miao

In this paper, we first provide a new perspective to divide existing high performance object detection methods into direct and indirect regressions. Direct regression performs boundary regression by predicting the offsets from a given…

计算机视觉与模式识别 · 计算机科学 2017-03-27 Wenhao He , Xu-Yao Zhang , Fei Yin , Cheng-Lin Liu

Understanding objects in terms of their individual parts is important, because it enables a precise understanding of the objects' geometrical structure, and enhances object recognition when the object is seen in a novel pose or under…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Mengqi Guo , Yutong Bai , Zhishuai Zhang , Adam Kortylewski , Alan Yuille

Text detection and recognition in natural images have long been considered as two separate tasks that are processed sequentially. Training of two tasks in a unified framework is non-trivial due to significant dif- ferences in optimisation…

计算机视觉与模式识别 · 计算机科学 2018-03-26 Tong He , Zhi Tian , Weilin Huang , Chunhua Shen , Yu Qiao , Changming Sun

Recent scene text detection methods are almost based on deep learning and data-driven. Synthetic data is commonly adopted for pre-training due to expensive annotation cost. However, there are obvious domain discrepancies between synthetic…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Youhui Guo , Yu Zhou , Xugong Qin , Enze Xie , Weiping Wang

Deep learning based visual trackers entail offline pre-training on large volumes of video datasets with accurate bounding box annotations that are labor-expensive to achieve. We present a new framework to facilitate bounding box annotations…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Kenan Dai , Jie Zhao , Lijun Wang , Dong Wang , Jianhua Li , Huchuan Lu , Xuesheng Qian , Xiaoyun Yang

Polygons are a common annotation format used for quickly annotating objects in instance segmentation tasks. However, many real-world annotation projects request near pixel-perfect labels. While strict pixel guidelines may appear to be the…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Eric Zimmermann , Justin Szeto , Frederic Ratle

Although current text detection algorithms demonstrate effectiveness in general scenarios, their performance declines when confronted with artistic-style text featuring complex structures. This paper proposes a method that utilizes…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Aoxiang Ning , Yiting Wei , Minglong Xue , Senming Zhong

Object counting is a challenging task with broad application prospects in security surveillance, traffic management, and disease diagnosis. Existing object counting methods face a tri-fold challenge: achieving superior performance,…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Pan Ting , Jianfeng Lin , Wenhao Yu , Wenlong Zhang , Xiaoying Chen , Jinlu Zhang , Binqiang Huang

Existing scene text spotters are designed to locate and transcribe texts from images. However, it is challenging for a spotter to achieve precise detection and recognition of scene texts simultaneously. Inspired by the glimpse-focus…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Jiahao Lyu , Jin Wei , Gangyan Zeng , Zeng Li , Enze Xie , Wei Wang , Yu Zhou

In recent years, supervised learning has become the dominant paradigm for training deep-learning based methods for 3D object detection. Lately, the academic community has studied 3D object detection in the context of autonomous vehicles…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Wesley Chen , Andrew Edgley , Raunak Hota , Joshua Liu , Ezra Schwartz , Aminah Yizar , Neehar Peri , James Purtilo

Modern object detection networks pursuit higher precision on general object detection datasets, at the same time the computation burden is also increasing along with the improvement of precision. Nevertheless, the inference time and…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Shaohua Wang , Yaping Dai

When pixel-level masks or partial annotations are not available for training neural networks for semantic segmentation, it is possible to use higher-level information in the form of bounding boxes, or image tags. In the imaging sciences,…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Bas Peters

The great progress of 3D object detectors relies on large-scale data and 3D annotations. The annotation cost for 3D bounding boxes is extremely expensive while the 2D ones are easier and cheaper to collect. In this paper, we introduce a…

计算机视觉与模式识别 · 计算机科学 2022-11-16 Jinrong Yang , Tiancai Wang , Zheng Ge , Weixin Mao , Xiaoping Li , Xiangyu Zhang

Recently, video scene text detection has received increasing attention due to its comprehensive applications. However, the lack of annotated scene text video datasets has become one of the most important problems, which hinders the…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Jiajun Zhu , Xiufeng Jiang , Zhiwei Jia , Shugong Xu , Shan Cao