Deep unsupervised key frame extraction for efficient video classification

H Tang, L Ding, S Wu, B Ren, N Sebe… - ACM Transactions on …, 2023 - dl.acm.org
Video processing and analysis have become an urgent task, as a huge amount of videos
(eg, YouTube, Hulu) are uploaded online every day. The extraction of representative key …

Sora detector: A unified hallucination detection for large text-to-video models

Z Chu, L Zhang, Y Sun, S Xue, Z Wang, Z Qin… - arxiv preprint arxiv …, 2024 - arxiv.org
The rapid advancement in text-to-video (T2V) generative models has enabled the synthesis
of high-fidelity video content guided by textual descriptions. Despite this significant progress …

Scalable exemplar-based subspace clustering on class-imbalanced data

C You, C Li, DP Robinson… - Proceedings of the …, 2018 - openaccess.thecvf.com
Subspace clustering methods based on expressing each data point as a linear combination
of a few other data points (eg, sparse subspace clustering) have become a popular tool for …

Video summarization via multi-view representative selection

J Meng, S Wang, H Wang, J Yuan… - Proceedings of the …, 2017 - openaccess.thecvf.com
Video contents are inherently heterogeneous. To exploit different feature modalities in a
diverse video collection for video summarization, we propose to formulate the task as a multi …

Nonlinear dictionary learning with application to image classification

J Hu, YP Tan - Pattern Recognition, 2018 - Elsevier
In this paper, we propose a new nonlinear dictionary learning (NDL) method and apply it to
image classification. While a variety of dictionary learning algorithms have been proposed in …

Similarity based block sparse subset selection for video summarization

M Ma, S Mei, S Wan, Z Wang, DD Feng… - … on Circuits and …, 2020 - ieeexplore.ieee.org
Video summarization (VS) is generally formulated as a subset selection problem where a set
of representative keyframes or key segments is selected from an entire video frame set …

Finding score-based representative samples for cancer risk prediction

J Liao, H Luo, X Yan, T Ye, S Huang, L Liu - Pattern Recognition, 2024 - Elsevier
Finding representative samples is important for predicting cancer risk. In particular, it is
crucial to identify each representative sample as responsible for the prediction performance …

Graph Convolutional Dictionary Selection With L, Norm for Video Summarization

M Ma, S Mei, S Wan, Z Wang, XS Hua… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Video Summarization (VS) has become one of the most effective solutions for quickly
understanding a large volume of video data. Dictionary selection with self representation …

Self-representation based unsupervised exemplar selection in a union of subspaces

C You, C Li, DP Robinson… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Finding a small set of representatives from an unlabeled dataset is a core problem in a
broad range of applications such as dataset summarization and information extraction …

Near-optimal selection of representative measuring points for robust temperature field reconstruction with the CRO-SL and analogue methods

S Salcedo-Sanz, R García-Herrera… - Global and planetary …, 2019 - Elsevier
In this paper we tackle a problem of representative measuring points selection for
temperature field reconstruction. This problem is a version of the more general …