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Learning per-point semantic features from the hierarchical feature pyramid is essential for point cloud semantic segmentation. However, most previous methods suffered from ambiguous region features or failed to refine per-point features…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Peng Xiang , Xin Wen , Yu-Shen Liu , Hui Zhang , Yi Fang , Zhizhong Han

In this paper, we propose a new deep framework which predicts facial attributes and leverage it as a soft modality to improve face identification performance. Our model is an end to end framework which consists of a convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2018-05-02 Fariborz Taherkhani , Nasser M. Nasrabadi , Jeremy Dawson

For object detection, how to address the contradictory requirement between feature map resolution and receptive field on high-resolution inputs still remains an open question. In this paper, to tackle this issue, we build a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Junxu Cao , Qi Chen , Jun Guo , Ruichao Shi

In recent years, deep-networks-based hashing has become a leading approach for large-scale image retrieval. Most deep hashing approaches use the high layer to extract the powerful semantic representations. However, these methods have…

Computer Vision and Pattern Recognition · Computer Science 2019-04-05 Yifan Yang , Libing Geng , Hanjiang Lai , Yan Pan , Jian Yin

Despite advancements in Transformer-based detectors for small object detection (SOD), recent studies show that these detectors still face challenges due to inherent noise sensitivity in feature pyramid networks (FPN) and diminished query…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Xiaocheng Fang , Jieyi Cai , Huanyu Liu , Wenxiu Cai , Yishu Liu , Bingzhi Chen

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…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Kaiwen Duan , Lingxi Xie , Honggang Qi , Song Bai , Qingming Huang , Qi Tian

Incremental few-shot learning is highly expected for practical robotics applications. On one hand, robot is desired to learn new tasks quickly and flexibly using only few annotated training samples; on the other hand, such new additional…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Yiting Li , Haiyue Zhu , Sichao Tian , Fan Feng , Jun Ma , Chek Sing Teo , Cheng Xiang , Prahlad Vadakkepat , Tong Heng Lee

We present MatrixNets (xNets), a new deep architecture for object detection. xNets map objects with similar sizes and aspect ratios into many specialized layers, allowing xNets to provide a scale and aspect ratio aware architecture. We…

Computer Vision and Pattern Recognition · Computer Science 2020-01-13 Abdullah Rashwan , Rishav Agarwal , Agastya Kalra , Pascal Poupart

Small-object detection is a challenging problem. In the last few years, the convolution neural networks methods have been achieved considerable progress. However, the current detectors struggle with effective features extraction for…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Pourya Shamsolmoali , Masoumeh Zareapoor , Eric Granger , Jocelyn Chanussot , Jie Yang

In the current salient object detection network, the most popular method is using U-shape structure. However, the massive number of parameters leads to more consumption of computing and storage resources which are not feasible to deploy on…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Bin Zhang , Yang Wu , Xiaojing Zhang , Ming Ma

The semantic representation of deep features is essential for image context understanding, and effective fusion of features with different semantic representations can significantly improve the model's performance on salient object…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Han Sun , Jun Cen , Ningzhong Liu , Dong Liang , Huiyu Zhou

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

Region-based Convolutional Neural Networks (R-CNNs) have achieved great success in the field of object detection. The existing R-CNNs usually divide a Region-of-Interest (ROI) into grids, and then localize objects by utilizing the spatial…

Computer Vision and Pattern Recognition · Computer Science 2018-02-13 Xiaochuan Fan , Hao Guo , Kang Zheng , Wei Feng , Song Wang

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

Object detection is a fundamental and challenging problem in aerial and satellite image analysis. More recently, a two-stage detector Faster R-CNN is proposed and demonstrated to be a promising tool for object detection in optical remote…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Lin Cheng , Xu Liu , Lingling Li , Licheng Jiao , Xu Tang

Pyramidal networks are standard methods for multi-scale object detection. Current researches on feature pyramid networks usually adopt layer connections to collect features from certain levels of the feature hierarchy, and do not consider…

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

In recent years, deformable medical image registration techniques have made significant progress. However, existing models still lack efficiency in parallel extraction of coarse and fine-grained features. To address this, we construct a new…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Ying Zhang , Shuai Guo , Chenxi Sun , Yuchen Zhu , Jinhai Xiang

Recently, deep convolutional neural network methods have achieved an excellent performance in image superresolution (SR), but they can not be easily applied to embedded devices due to large memory cost. To solve this problem, we propose a…

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

Traffic sign detection is a challenging task for the unmanned driving system, especially for the detection of multi-scale targets and the real-time problem of detection. In the traffic sign detection process, the scale of the targets…

Computer Vision and Pattern Recognition · Computer Science 2021-12-24 Junfan Wang , Yi Chen , Mingyu Gao , Zhekang Dong

Deep-learning-based approaches to depth estimation are rapidly advancing, offering superior performance over existing methods. To estimate the depth in real-world scenarios, depth estimation models require the robustness of various noise…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Zhengyang Lu , Ying Chen