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Related papers: Path Aggregation Network for Instance Segmentation

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Accurate and fast scene understanding is one of the challenging task for autonomous driving, which requires to take full advantage of LiDAR point clouds for semantic segmentation. In this paper, we present a \textbf{concise} and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Hui-Xian Cheng , Xian-Feng Han , Guo-Qiang Xiao

For Convolutional Neural Network-based object detection, there is a typical dilemma: the spatial information is well kept in the shallow layers which unfortunately do not have enough semantic information, while the deep layers have a high…

Computer Vision and Pattern Recognition · Computer Science 2020-05-08 Ziming Liu , Guangyu Gao , Lin Sun , Li Fang

In this work we propose Pathfinder Discovery Networks (PDNs), a method for jointly learning a message passing graph over a multiplex network with a downstream semi-supervised model. PDNs inductively learn an aggregated weight for each edge,…

Machine Learning · Computer Science 2021-02-18 Benedek Rozemberczki , Peter Englert , Amol Kapoor , Martin Blais , Bryan Perozzi

Underwater fish detection (UFD) remains a challenging task in computer vision due to low object resolution, significant background interference, and high visual similarity between targets and surroundings. Existing approaches primarily…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Jinsong Yang , Zeyuan Hu , Yichen Li

We present a novel deep architecture termed templateNet for depth based object instance recognition. Using an intermediate template layer we exploit prior knowledge of an object's shape to sparsify the feature maps. This has three…

Computer Vision and Pattern Recognition · Computer Science 2015-11-11 Ujwal Bonde , Vijay Badrinarayanan , Roberto Cipolla , Minh-Tri Pham

We aim to tackle the problem of point-based interactive segmentation, in which the key challenge is to propagate the user-provided annotations to unlabeled regions efficiently. Existing methods tackle this challenge by utilizing…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Chuyu Zhang , Chuanyang Hu , Hui Ren , Yongfei Liu , Xuming He

Recommender systems play a crucial role in addressing the issue of information overload by delivering personalized recommendations to users. In recent years, there has been a growing interest in leveraging graph neural networks (GNNs) for…

Information Retrieval · Computer Science 2023-06-09 Ziyang Liu , Chaokun Wang , Jingcao Xu , Cheng Wu , Kai Zheng , Yang Song , Na Mou , Kun Gai

We introduce a novel 3D object proposal approach named Generative Shape Proposal Network (GSPN) for instance segmentation in point cloud data. Instead of treating object proposal as a direct bounding box regression problem, we take an…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Li Yi , Wang Zhao , He Wang , Minhyuk Sung , Leonidas Guibas

A major obstacle in instance segmentation is that existing methods often need many per-pixel labels in order to be effective. These labels require large human effort and for certain applications, such labels are not readily available. To…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Issam H. Laradji , David Vazquez , Mark Schmidt

Recently, fully-convolutional one-stage networks have shown superior performance comparing to two-stage frameworks for instance segmentation as typically they can generate higher-quality mask predictions with less computation. In addition,…

Computer Vision and Pattern Recognition · Computer Science 2020-11-20 Hao Chen , Chunhua Shen , Zhi Tian

Existing studies tend tofocus onmodel modifications and integration with higher accuracy, which improve performance but also carry huge computational costs, resulting in longer detection times. Inmedical imaging, the use of time is…

Image and Video Processing · Electrical Eng. & Systems 2023-02-22 Weihu Song , Heng Yu

Despite the remarkable progress made by learning based stereo matching algorithms, one key challenge remains unsolved. Current state-of-the-art stereo models are mostly based on costly 3D convolutions, the cubic computational complexity and…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Haofei Xu , Juyong Zhang

We propose a novel pooling strategy that learns how to adaptively rank deep convolutional features for selecting more informative representations. To this end, we exploit discriminative analysis to project the features onto a space spanned…

Machine Learning · Computer Science 2017-10-23 Arash Shahriari , Fatih Porikli

Many real-world graphs (networks) are heterogeneous with different types of nodes and edges. Heterogeneous graph embedding, aiming at learning the low-dimensional node representations of a heterogeneous graph, is vital for various…

Social and Information Networks · Computer Science 2021-12-15 Wentao Xu , Yingce Xia , Weiqing Liu , Jiang Bian , Jian Yin , Tie-Yan Liu

Multiple-object tracking and segmentation (MOTS) is a novel computer vision task that aims to jointly perform multiple object tracking (MOT) and instance segmentation. In this work, we present PointTrack++, an effective on-line framework…

Computer Vision and Pattern Recognition · Computer Science 2020-07-06 Zhenbo Xu , Wei Zhang , Xiao Tan , Wei Yang , Xiangbo Su , Yuchen Yuan , Hongwu Zhang , Shilei Wen , Errui Ding , Liusheng Huang

Existing Multiple Object Tracking (MOT) methods design complex architectures for better tracking performance. However, without a proper organization of input information, they still fail to perform tracking robustly and suffer from frequent…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Bisheng Wang , Horst Possegger , Horst Bischof , Guo Cao

Graph Convolutional Networks (GCNs) achieve great success in non-Euclidean structure data processing recently. In existing studies, deeper layers are used in CCNs to extract deeper features of Euclidean structure data. However, for…

Machine Learning · Computer Science 2022-03-14 Junhua Ma , Jiajun Li , Xueming Li , Xu Li

Single-point annotation is increasingly prominent in visual tasks for labeling cost reduction. However, it challenges tasks requiring high precision, such as the point-prompted instance segmentation (PPIS) task, which aims to estimate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Zhaoyang Wei , Xumeng Han , Xuehui Yu , Xue Yang , Guorong Li , Zhenjun Han , Jianbin Jiao

Video object segmentation (VOS) aims at pixel-level object tracking given only the annotations in the first frame. Due to the large visual variations of objects in video and the lack of training samples, it remains a difficult task despite…

Computer Vision and Pattern Recognition · Computer Science 2019-07-05 Qiang Zhou , Zilong Huang , Lichao Huang , Yongchao Gong , Han Shen , Chang Huang , Wenyu Liu , Xinggang Wang

We propose a network architecture to perform efficient scene understanding. This work presents three main novelties: the first is an Improved Guided Upsampling Module that can replace in toto the decoder part in common semantic segmentation…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Davide Mazzini , Raimondo Schettini