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The notion of creativity, as opposed to related concepts such as beauty or interestingness, has not been studied from the perspective of automatic analysis of multimedia content. Meanwhile, short online videos shared on social media…

多媒体 · 计算机科学 2014-11-18 Miriam Redi , Neil O Hare , Rossano Schifanella , Michele Trevisiol , Alejandro Jaimes

In this paper, we propose an accurate and real-time anomaly detection and localization in crowded scenes, and two descriptors for representing anomalous behavior in video are proposed. We consider a video as being a set of cubic patches.…

计算机视觉与模式识别 · 计算机科学 2016-01-05 Mohammad Sabokrou , Mahmood Fathy , Mojtaba Hosseini

Recommendation system is important to a content sharing/creating social network. Collaborative filtering is a widely-adopted technology in conventional recommenders, which is based on similarity between positively engaged content items…

信息检索 · 计算机科学 2019-09-05 Yifang Liu , Zhentao Xu , Cong Hui , Yi Xuan , Jessie Chen , Yuanming Shan

Video highlight or summarization is among interesting topics in computer vision, which benefits a variety of applications like viewing, searching, or storage. However, most existing studies rely on training data of third-person videos,…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Hsuan-I Ho , Wei-Chen Chiu , Yu-Chiang Frank Wang

The rapid expansion of video content across a variety of industries, including social media, education, entertainment, and surveillance, has made video summarization an essential field of study. The current work is a survey that explores…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Toqa Alaa , Ahmad Mongy , Assem Bakr , Mariam Diab , Walid Gomaa

CNNs have excelled at performing place recognition over time, particularly when the neural network is optimized for localization in the current environmental conditions. In this paper we investigate the concept of feature map filtering,…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Stephen Hausler , Adam Jacobson , Michael Milford

A number of computer vision tasks exploit a succinct representation of the visual content in the form of sets of local features. Given an input image, feature extraction algorithms identify a set of keypoints and assign to each of them a…

计算机视觉与模式识别 · 计算机科学 2016-11-18 Luca Baroffio , Matteo Cesana , Alessandro Redondi , Marco Tagliasacchi

Numerous social, medical, engineering and biological challenges can be framed as graph-based learning tasks. Here, we propose a new feature based approach to network classification. We show how dynamics on a network can be useful to reveal…

机器学习 · 统计学 2017-06-01 Leonardo Gutierrez Gomez , Benjamin Chiem , Jean-Charles Delvenne

In the context of temporal image forensics, it is not evident that a neural network, trained on images from different time-slots (classes), exploits solely image age related features. Usually, images taken in close temporal proximity (e.g.,…

计算机视觉与模式识别 · 计算机科学 2024-05-03 Robert Jöchl , Andreas Uhl

With the incredibly growing amount of multimedia data shared on the social media platforms, recommender systems have become an important necessity to ease users' burden on the information overload. In such a scenario, extensive amount of…

信息检索 · 计算机科学 2016-04-26 Xianming Liu , Min-Hsuan Tsai , Thomas Huang

Image based social networks are among the most popular social networking services in recent years. With tremendous images uploaded everyday, understanding users' preferences on user-generated images and making recommendations have become an…

社会与信息网络 · 计算机科学 2021-03-05 Le Wu , Lei Chen , Richang Hong , Yanjie Fu , Xing Xie , Meng Wang

Polarization is a troubling phenomenon that can lead to societal divisions and hurt the democratic process. It is therefore important to develop methods to reduce it. We propose an algorithmic solution to the problem of reducing…

社会与信息网络 · 计算机科学 2017-05-19 Kiran Garimella , Gianmarco De Francisci Morales , Aristides Gionis , Michael Mathioudakis

Domestic Violence against women is now recognized to be a serious and widespread problem worldwide. Domestic Violence and Abuse is at the root of so many issues in society and considered as the societal tabooed topic. Fortunately, with the…

计算机与社会 · 计算机科学 2018-04-11 Sudha Subramani , Huy Quan Vu , Hua Wang

Short-video platforms show an increasing impact on people's daily lives nowadays, with billions of active users spending plenty of time each day. The interactions between users and online platforms give rise to many scientific problems…

多媒体 · 计算机科学 2025-02-11 Yu Shang , Chen Gao , Nian Li , Yong Li

In this paper, we introduce a new problem of manipulating a given video by inserting other videos into it. Our main task is, given an object video and a scene video, to insert the object video at a user-specified location in the scene video…

计算机视觉与模式识别 · 计算机科学 2019-03-18 Donghoon Lee , Tomas Pfister , Ming-Hsuan Yang

Video classification has advanced tremendously over the recent years. A large part of the improvements in video classification had to do with the work done by the image classification community and the use of deep convolutional networks…

计算机视觉与模式识别 · 计算机科学 2015-05-26 Balakrishnan Varadarajan , George Toderici , Sudheendra Vijayanarasimhan , Apostol Natsev

In this paper, we propose a novel semi-supervised feature selection framework by mining correlations among multiple tasks and apply it to different multimedia applications. Instead of independently computing the importance of features for…

机器学习 · 计算机科学 2017-07-11 Xiaojun Chang , Yi Yang

Due to a noticeable expansion of document recognition applicability, there is a high demand for recognition on mobile devices. A mobile camera, unlike a scanner, cannot always ensure the absence of various image distortions, therefore the…

计算机视觉与模式识别 · 计算机科学 2020-02-12 Olga Petrova , Konstantin Bulatov , Vladimir L. Arlazarov

In this paper, we newly introduce the concept of temporal attention filters, and describe how they can be used for human activity recognition from videos. Many high-level activities are often composed of multiple temporal parts (e.g.,…

计算机视觉与模式识别 · 计算机科学 2016-12-28 AJ Piergiovanni , Chenyou Fan , Michael S. Ryoo

Nowadays, the speed up development and use of digital devices such as smartphones have put people at risk of internet crimes. The evidence of present crimes in a computer file can be easily unreachable by changing the prefix of a file or…

密码学与安全 · 计算机科学 2021-02-26 Marzieh Masoumi , Ahmad Keshavarz , Reza Fotohi