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Video representation learning has recently attracted attention in computer vision due to its applications for activity and scene forecasting or vision-based planning and control. Video prediction models often learn a latent representation…

计算机视觉与模式识别 · 计算机科学 2020-09-18 Rama Krishna Kandukuri , Jan Achterhold , Michael Möller , Jörg Stückler

Videos are inherently multimodal. This paper studies the problem of how to fully exploit the abundant multimodal clues for improved video categorization. We introduce a hybrid deep learning framework that integrates useful clues from…

多媒体 · 计算机科学 2017-06-15 Yu-Gang Jiang , Zuxuan Wu , Jinhui Tang , Zechao Li , Xiangyang Xue , Shih-Fu Chang

While deep learning has led to huge progress in complex image classification tasks like ImageNet, unexpected failure modes, e.g. via spurious features, call into question how reliably these classifiers work in the wild. Furthermore, for…

计算机视觉与模式识别 · 计算机科学 2024-07-15 Maximilian Augustin , Yannic Neuhaus , Matthias Hein

Large scale Vision-Language (VL) models have shown tremendous success in aligning representations between visual and text modalities. This enables remarkable progress in zero-shot recognition, image generation & editing, and many other…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Wei Lin , Leonid Karlinsky , Nina Shvetsova , Horst Possegger , Mateusz Kozinski , Rameswar Panda , Rogerio Feris , Hilde Kuehne , Horst Bischof

Several recent approaches showed how the representations learned by Convolutional Neural Networks can be repurposed for novel tasks. Most commonly it has been shown that the activation features of the last fully connected layers (fc7 or…

计算机视觉与模式识别 · 计算机科学 2015-09-22 Arsalan Mousavian , Jana Kosecka

Deep neural networks can be unreliable in the real world especially when they heavily use {\it spurious} features for their predictions. Focusing on image classifications, we define {\it core features} as the set of visual features that are…

机器学习 · 计算机科学 2022-03-29 Sahil Singla , Soheil Feizi

Limited annotated data available for the recognition of facial expression and action units embarrasses the training of deep networks, which can learn disentangled invariant features. However, a linear model with just several parameters…

计算机视觉与模式识别 · 计算机科学 2017-01-16 Xiang Xiang , Trac D. Tran

How can unlabeled video augment visual learning? Existing methods perform "slow" feature analysis, encouraging the representations of temporally close frames to exhibit only small differences. While this standard approach captures the fact…

计算机视觉与模式识别 · 计算机科学 2016-04-15 Dinesh Jayaraman , Kristen Grauman

Nowadays, deep learning methods, especially the convolutional neural networks (CNNs), have shown impressive performance on extracting abstract and high-level features from the hyperspectral image. However, general training process of CNNs…

计算机视觉与模式识别 · 计算机科学 2020-03-12 Zhiqiang Gong , Ping Zhong , Weidong Hu

Deep neural networks are efficient learning machines which leverage upon a large amount of manually labeled data for learning discriminative features. However, acquiring substantial amount of supervised data, especially for videos can be a…

计算机视觉与模式识别 · 计算机科学 2018-08-16 Sujoy Paul , Sourya Roy , Amit K. Roy-Chowdhury

Learning disentangled representations from visual data, where different high-level generative factors are independently encoded, is of importance for many computer vision tasks. Solving this problem, however, typically requires to…

计算机视觉与模式识别 · 计算机科学 2019-01-25 Adria Ruiz , Oriol Martinez , Xavier Binefa , Jakob Verbeek

We introduce a novel loss max-pooling concept for handling imbalanced training data distributions, applicable as alternative loss layer in the context of deep neural networks for semantic image segmentation. Most real-world semantic…

计算机视觉与模式识别 · 计算机科学 2017-04-11 Samuel Rota Bulò , Gerhard Neuhold , Peter Kontschieder

This review article surveys the current progresses made toward video-based anomaly detection. We address the most fundamental aspect for video anomaly detection, that is, video feature representation. Much research works have been done in…

计算机视觉与模式识别 · 计算机科学 2015-05-05 Yong Shean Chong , Yong Haur Tay

Multi-label recognition is a fundamental, and yet is a challenging task in computer vision. Recently, deep learning models have achieved great progress towards learning discriminative features from input images. However, conventional…

计算机视觉与模式识别 · 计算机科学 2021-07-26 Mohammed Hassanin , Ibrahim Radwan , Salman Khan , Murat Tahtali

Unsupervised representation learning has been extensively employed in anomaly detection, achieving impressive performance. Extracting valuable feature vectors that can remarkably improve the performance of anomaly detection are essential in…

机器学习 · 计算机科学 2022-04-26 Muhao Xu , Xueying Zhou , Xizhan Gao , WeiKai He , Sijie Niu

We propose a novel approach to video anomaly detection: we treat feature vectors extracted from videos as realizations of a random variable with a fixed distribution and model this distribution with a neural network. This lets us estimate…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Jakub Micorek , Horst Possegger , Dominik Narnhofer , Horst Bischof , Mateusz Kozinski

Patch-level image representation is very important for object classification and detection, since it is robust to spatial transformation, scale variation, and cluttered background. Many existing methods usually require fine-grained…

计算机视觉与模式识别 · 计算机科学 2017-05-09 Peng Tang , Xinggang Wang , Zilong Huang , Xiang Bai , Wenyu Liu

In this paper we propose a simple yet powerful method for learning representations in supervised learning scenarios where each original input datapoint is described by a set of vectors and their associated outputs may be given by soft…

机器学习 · 计算机科学 2012-06-22 Edwin Bonilla , Antonio Robles-Kelly

Active learning is of great interest for many practical applications, especially in industry and the physical sciences, where there is a strong need to minimize the number of costly experiments necessary to train predictive models. However,…

机器学习 · 计算机科学 2021-12-23 Maryam Pardakhti , Nila Mandal , Anson W. K. Ma , Qian Yang

Anticipating actions and objects before they start or appear is a difficult problem in computer vision with several real-world applications. This task is challenging partly because it requires leveraging extensive knowledge of the world…

计算机视觉与模式识别 · 计算机科学 2016-12-01 Carl Vondrick , Hamed Pirsiavash , Antonio Torralba