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Several recent publications have proposed methods for mapping images into continuous semantic embedding spaces. In some cases the embedding space is trained jointly with the image transformation. In other cases the semantic embedding space…

Machine Learning · Computer Science 2017-02-28 Mohammad Norouzi , Tomas Mikolov , Samy Bengio , Yoram Singer , Jonathon Shlens , Andrea Frome , Greg S. Corrado , Jeffrey Dean

During the last half decade, convolutional neural networks (CNNs) have triumphed over semantic segmentation, which is one of the core tasks in many applications such as autonomous driving and augmented reality. However, to train CNNs…

Computer Vision and Pattern Recognition · Computer Science 2019-01-11 Yang Zhang , Philip David , Hassan Foroosh , Boqing Gong

Zero-shot learning aims at recognizing unseen classes (no training example) with knowledge transferred from seen classes. This is typically achieved by exploiting a semantic feature space shared by both seen and unseen classes, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2020-05-01 Jingcai Guo , Song Guo

This paper provides a novel parsimonious yet efficient design for zero-shot learning (ZSL), dubbed ParsNets, where we are interested in learning a composition of on-device friendly linear networks, each with orthogonality and low-rankness…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Jingcai Guo , Qihua Zhou , Ruibing Li , Xiaocheng Lu , Ziming Liu , Junyang Chen , Xin Xie , Jie Zhang

Supervised learning methods can solve the given problem in the presence of a large set of labeled data. However, the acquisition of a dataset covering all the target classes typically requires manual labeling which is expensive and…

Sound · Computer Science 2022-06-13 Duygu Dogan , Huang Xie , Toni Heittola , Tuomas Virtanen

Scene parsing, or semantic segmentation, consists in labeling each pixel in an image with the category of the object it belongs to. It is a challenging task that involves the simultaneous detection, segmentation and recognition of all the…

Computer Vision and Pattern Recognition · Computer Science 2015-06-09 Clément Farabet , Camille Couprie , Laurent Najman , Yann LeCun

Visual concepts (e.g., red apple, big elephant) are often semantically compositional and each element of the compositions can be reused to construct novel concepts (e.g., red elephant). Compositional feature synthesis, which generates image…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Xin Wang , Fisher Yu , Trevor Darrell , Joseph E. Gonzalez

Robust object recognition systems usually rely on powerful feature extraction mechanisms from a large number of real images. However, in many realistic applications, collecting sufficient images for ever-growing new classes is unattainable.…

Computer Vision and Pattern Recognition · Computer Science 2017-05-05 Yang Long , Li Liu , Ling Shao , Fumin Shen , Guiguang Ding , Jungong Han

Semantic segmentation has a broad range of applications, but its real-world impact has been significantly limited by the prohibitive annotation costs necessary to enable deployment. Segmentation methods that forgo supervision can side-step…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Gyungin Shin , Weidi Xie , Samuel Albanie

Zero-shot semantic segmentation (ZS3) aims to segment the novel categories that have not been seen in the training. Existing works formulate ZS3 as a pixel-level zeroshot classification problem, and transfer semantic knowledge from seen…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Jian Ding , Nan Xue , Gui-Song Xia , Dengxin Dai

In saliency detection, every pixel needs contextual information to make saliency prediction. Previous models usually incorporate contexts holistically. However, for each pixel, usually only part of its context region is useful and…

Computer Vision and Pattern Recognition · Computer Science 2018-12-18 Nian Liu , Junwei Han , Ming-Hsuan Yang

Contexts play an important role in the saliency detection task. However, given a context region, not all contextual information is helpful for the final task. In this paper, we propose a novel pixel-wise contextual attention network, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2018-04-04 Nian Liu , Junwei Han , Ming-Hsuan Yang

Zero-shot learning (ZSL) aims to leverage additional semantic information to recognize unseen classes. To transfer knowledge from seen to unseen classes, most ZSL methods often learn a shared embedding space by simply aligning visual…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Bowen Duan , Shiming Chen , Yufei Guo , Guo-Sen Xie , Weiping Ding , Yisong Wang

The visual understanding are often approached from 3 granular levels: image, patch and pixel. Visual Tokenization, trained by self-supervised reconstructive learning, compresses visual data by codebook in patch-level with marginal…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Jianyu Zhang , Li Zhang , Shijian Li

Skeleton extraction is a task focused on providing a simple representation of an object by extracting the skeleton from the given binary or RGB image. In recent years many attractive works in skeleton extraction have been made. But as far…

Computer Vision and Pattern Recognition · Computer Science 2022-05-25 Zixuan Huang , Yunfeng Wang , Zhiwen Chen , Xin Gao , Ruili Feng , Xiaobo Li

Few-shot semantic segmentation aims to learn to segment new object classes with only a few annotated examples, which has a wide range of real-world applications. Most existing methods either focus on the restrictive setting of one-way…

Computer Vision and Pattern Recognition · Computer Science 2022-12-05 Yongfei Liu , Xiangyi Zhang , Songyang Zhang , Xuming He

When labeled training data is scarce, a promising data augmentation approach is to generate visual features of unknown classes using their attributes. To learn the class conditional distribution of CNN features, these models rely on pairs…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Yongqin Xian , Saurabh Sharma , Bernt Schiele , Zeynep Akata

Few-shot semantic segmentation aims to recognize novel classes with only very few labelled data. This challenging task requires mining of the relevant relationships between the query image and the support images. Previous works have…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Wei Ao , Shunyi Zheng , Yan Meng

Recent advances in object segmentation have demonstrated that deep neural networks excel at object segmentation for specific classes in color and depth images. However, their performance is dictated by the number of classes and objects used…

Computer Vision and Pattern Recognition · Computer Science 2021-09-29 Chahat Deep Singh , Nitin J. Sanket , Chethan M. Parameshwara , Cornelia Fermüller , Yiannis Aloimonos

Context is essential for semantic segmentation. Due to the diverse shapes of objects and their complex layout in various scene images, the spatial scales and shapes of contexts for different objects have very large variation. It is thus…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Henghui Ding , Xudong Jiang , Bing Shuai , Ai Qun Liu , Gang Wang