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Box-supervised instance segmentation has gained much attention as it requires only simple box annotations instead of costly mask or polygon annotations. However, existing box-supervised instance segmentation models mainly focus on…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Rui Yang , Lin Song , Yixiao Ge , Xiu Li

Solving large-scale Generalized Eigenvalue Problems (GEPs) is a fundamental yet computationally prohibitive task in science and engineering. As a promising direction, contour integral (CI) methods, such as the CIRR algorithm, offer an…

机器学习 · 计算机科学 2025-11-05 Yeqiu Chen , Ziyan Liu , Hong Wang

Human keypoints are a well-studied representation of people.We explore how to use keypoint models to improve instance-level person segmentation. The main idea is to harness the notion of a distance transform of oracle provided keypoints or…

计算机视觉与模式识别 · 计算机科学 2017-04-06 Subarna Tripathi , Maxwell Collins , Matthew Brown , Serge Belongie

Instance segmentation methods often require costly per-pixel labels. We propose a method that only requires point-level annotations. During training, the model only has access to a single pixel label per object, yet the task is to output…

计算机视觉与模式识别 · 计算机科学 2019-06-18 Issam H. Laradji , Negar Rostamzadeh , Pedro O. Pinheiro , David Vazquez , Mark Schmidt

Current state-of-the-art instance segmentation methods are not suited for real-time applications like autonomous driving, which require fast execution times at high accuracy. Although the currently dominant proposal-based methods have high…

计算机视觉与模式识别 · 计算机科学 2019-08-05 Davy Neven , Bert De Brabandere , Marc Proesmans , Luc Van Gool

Predicting masked from visible parts of an image is a powerful self-supervised approach for visual representation learning. However, the common practice of masking random patches of pixels exhibits certain failure modes, which can prevent…

机器学习 · 计算机科学 2025-02-12 Alice Bizeul , Thomas Sutter , Alain Ryser , Bernhard Schölkopf , Julius von Kügelgen , Julia E. Vogt

We propose a simple yet effective framework for instance and panoptic segmentation, termed CondInst (conditional convolutions for instance and panoptic segmentation). In the literature, top-performing instance segmentation methods typically…

计算机视觉与模式识别 · 计算机科学 2022-01-21 Zhi Tian , Bowen Zhang , Hao Chen , Chunhua Shen

Image segmentation is often ambiguous at the level of individual image patches and requires contextual information to reach label consensus. In this paper we introduce Segmenter, a transformer model for semantic segmentation. In contrast to…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Robin Strudel , Ricardo Garcia , Ivan Laptev , Cordelia Schmid

We propose the eigenvalue problem of an anisotropic diffusion operator for image segmentation. The diffusion matrix is defined based on the input image. The eigenfunctions and the projection of the input image in some eigenspace capture key…

数值分析 · 数学 2020-04-20 Jingyue Wang , Weizhang Huang

This paper introduces a novel approach to learning instance segmentation using extreme points, i.e., the topmost, leftmost, bottommost, and rightmost points, of each object. These points are readily available in the modern bounding box…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Hyeonjun Lee , Sehyun Hwang , Suha Kwak

Recently, a kind of eigensolvers based on contour integral were developed for computing the eigenvalues inside a given region in the complex plane. The CIRR method is a classic example among this kind of methods. In this paper, we propose a…

数值分析 · 数学 2015-08-19 Guojian Yin

EigenDecomposition (ED) is at the heart of many computer vision algorithms and applications. One crucial bottleneck limiting its usage is the expensive computation cost, particularly for a mini-batch of matrices in deep neural networks. Our…

机器学习 · 计算机科学 2026-05-01 Yue Song

Although instance-aware perception is a key prerequisite for many autonomous robotic applications, most of the methods only partially solve the problem by focusing solely on known object categories. However, for robots interacting in…

计算机视觉与模式识别 · 计算机科学 2021-03-12 Maximilian Durner , Wout Boerdijk , Martin Sundermeyer , Werner Friedl , Zoltan-Csaba Marton , Rudolph Triebel

We propose a novel semantic segmentation algorithm by learning a deconvolution network. We learn the network on top of the convolutional layers adopted from VGG 16-layer net. The deconvolution network is composed of deconvolution and…

计算机视觉与模式识别 · 计算机科学 2015-05-19 Hyeonwoo Noh , Seunghoon Hong , Bohyung Han

Existing dataset pruning techniques primarily focus on classification tasks, limiting their applicability to more complex and practical tasks like instance segmentation. Instance segmentation presents three key challenges: pixel-level…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Yalun Dai , Lingao Xiao , Ivor W. Tsang , Yang He

In this paper we tackle the problem of instance-level segmentation and depth ordering from a single monocular image. Towards this goal, we take advantage of convolutional neural nets and train them to directly predict instance-level…

计算机视觉与模式识别 · 计算机科学 2015-12-21 Ziyu Zhang , Alexander G. Schwing , Sanja Fidler , Raquel Urtasun

The accurate localization of facial landmarks is at the core of face analysis tasks, such as face recognition and facial expression analysis, to name a few. In this work, we propose a novel localization approach based on a deep learning…

计算机视觉与模式识别 · 计算机科学 2021-07-21 Shahar Mahpod , Rig Das , Emanuele Maiorana , Yosi Keller , Patrizio Campisi

We propose an approach to instance segmentation from 3D point clouds based on dynamic convolution. This enables it to adapt, at inference, to varying feature and object scales. Doing so avoids some pitfalls of bottom up approaches,…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Tong He , Chunhua Shen , Anton van den Hengel

Two-stage and query-based instance segmentation methods have achieved remarkable results. However, their segmented masks are still very coarse. In this paper, we present Mask Transfiner for high-quality and efficient instance segmentation.…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Lei Ke , Martin Danelljan , Xia Li , Yu-Wing Tai , Chi-Keung Tang , Fisher Yu

The performance of Video Instance Segmentation (VIS) methods has improved significantly with the advent of transformer networks. However, these networks often face challenges in training due to the high annotation cost. To address this,…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Farnoosh Arefi , Amir M. Mansourian , Shohreh Kasaei