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In today's age of internet and social media, one can find an enormous volume of forged images on-line. These images have been used in the past to convey falsified information and achieve harmful intentions. The spread and the effect of the…

计算机视觉与模式识别 · 计算机科学 2017-04-06 Parag S. Chandakkar , Baoxin Li

Open Source Intelligence (OSINT) refers to intelligence efforts based on freely available data. It has become a frequent topic of conversation on social media, where private users or networks can share their findings. Such data is highly…

社会与信息网络 · 计算机科学 2024-09-04 Johannes Niu , Mila Stillman , Philipp Seeberger , Anna Kruspe

The generation of high-quality images has become widely accessible and is a rapidly evolving process. As a result, anyone can generate images that are indistinguishable from real ones. This leads to a wide range of applications, including…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Sergey Sinitsa , Ohad Fried

Content popularity prediction has been extensively studied due to its importance and interest for both users and hosts of social media sites like Facebook, Instagram, Twitter, and Pinterest. However, existing work mainly focuses on modeling…

计算机视觉与模式识别 · 计算机科学 2017-11-30 Wenjian Hu , Krishna Kumar Singh , Fanyi Xiao , Jinyoung Han , Chen-Nee Chuah , Yong Jae Lee

We introduce a machine learning workflow to search for, identify, and meaningfully triage videos and images of munitions, weapons, and military equipment, even when limited training data exists for the object of interest. This workflow is…

计算机视觉与模式识别 · 计算机科学 2020-04-03 Lachlan Kermode , Jan Freyberg , Alican Akturk , Robert Trafford , Denis Kochetkov , Rafael Pardinas , Eyal Weizman , Julien Cornebise

During natural and man-made disasters, people use social media platforms such as Twitter to post textual and multime- dia content to report updates about injured or dead people, infrastructure damage, and missing or found people among other…

社会与信息网络 · 计算机科学 2018-05-03 Firoj Alam , Ferda Ofli , Muhammad Imran

Nowadays, People prefer to follow the latest news on social media, as it is cheap, easily accessible, and quickly disseminated. However, it can spread fake or unreliable, low-quality news that intentionally contains false information. The…

信息检索 · 计算机科学 2022-10-18 Zainab A. Jawad , Ahmed J. Obaid

In the last few years, we have witnessed the rise of a series of deep learning methods to generate synthetic images that look extremely realistic. These techniques prove useful in the movie industry and for artistic purposes. However, they…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Sara Mandelli , Nicolò Bonettini , Paolo Bestagini , Stefano Tubaro

Content-based file matching has been widely deployed for decades, largely for the detection of sources of copyright infringement, extremist materials, and abusive sexual media. Perceptual hashes, such as Microsoft's PhotoDNA, are one…

密码学与安全 · 计算机科学 2022-12-16 Sean McKeown , William J Buchanan

To be prepared against cyberattacks, most organizations resort to security information and event management systems to monitor their infrastructures. These systems depend on the timeliness and relevance of the latest updates, patches and…

机器学习 · 计算机科学 2019-04-03 Nuno Dionísio , Fernando Alves , Pedro M. Ferreira , Alysson Bessani

Suicidal ideation detection from social media is an evolving research with great challenges. Many of the people who have the tendency to suicide share their thoughts and opinions through social media platforms. As part of many researches it…

信息检索 · 计算机科学 2021-12-21 Shini Renjith , Annie Abraham , Surya B. Jyothi , Lekshmi Chandran , Jincy Thomson

Facebook is the online social networks (OSNs) platform with the largest number of users in the world today, information protection based on Facebook social network platform have important practical significance. Since the information users…

多媒体 · 计算机科学 2019-06-10 Xiaoqing Liu , Yinyin Peng , Jie Wang , Zhaoxia Yin

Natural disasters often result in a surge of social media activity, including requests for assistance, offers of help, sentiments, and general updates. To enable humanitarian organizations to respond more efficiently, we propose a…

信息检索 · 计算机科学 2025-04-24 Ahmed El Fekih Zguir , Ferda Ofli , Muhammad Imran

In this paper, we consider the problem of latent sentiment detection in Online Social Networks such as Twitter. We demonstrate the benefits of using the underlying social network as an Ising prior to perform network aided sentiment…

社会与信息网络 · 计算机科学 2014-01-10 Rohit Negi , Vinay Uday Prabhu , Miguel Rodrigues

Over the last years, there has been an unprecedented proliferation of fake news. As a consequence, we are more susceptible to the pernicious impact that misinformation and disinformation spreading can have in different segments of our…

计算与语言 · 计算机科学 2021-12-10 Santiago Alonso-Bartolome , Isabel Segura-Bedmar

This paper focuses on detecting social, physical-world events from photos posted on social media sites. The problem is important: cheap media capture devices have significantly increased the number of photos shared on these sites. The main…

社会与信息网络 · 计算机科学 2015-03-20 Yanxiang Wang , Hari Sundaram , Lexing Xie

The massive spread of visual content through the web and social media poses both challenges and opportunities. Tracking visually-similar content is an important task for studying and analyzing social phenomena related to the spread of such…

信息检索 · 计算机科学 2022-03-15 Hana Matatov , Mor Naaman , Ofra Amir

In recent years a vast amount of visual content has been generated and shared from many fields, such as social media platforms, medical imaging, and robotics. This abundance of content creation and sharing has introduced new challenges,…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Wei Chen , Yu Liu , Weiping Wang , Erwin Bakker , Theodoros Georgiou , Paul Fieguth , Li Liu , Michael S. Lew

Creating high-quality and realistic images is now possible thanks to the impressive advancements in image generation. A description in natural language of your desired output is all you need to obtain breathtaking results. However, as the…

计算机视觉与模式识别 · 计算机科学 2024-03-15 Giuseppe Cartella , Vittorio Cuculo , Marcella Cornia , Rita Cucchiara

Fire hazards are extremely dangerous, particularly in sectors such as the transportation industry, where political unrest increases the likelihood of their occurrence. By employing IP cameras to facilitate the setup of fire detection…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Mahamudul Hasan , Md Maruf Al Hossain Prince , Mohammad Samar Ansari , Sabrina Jahan , Abu Saleh Musa Miah , Jungpil Shin