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Thousands of documents are made available to the users via the web on a daily basis. One of the most extensively studied problems in the context of such document streams is burst identification. Given a term t, a burst is generally…

数据库 · 计算机科学 2012-05-31 Theodoros Lappas , Marcos R. Vieira , Dimitrios Gunopulos , Vassilis J. Tsotras

This work describes the theory and the implementation of a new software tool, the "Web Topical Discovery System" (WTDS), which provides an approach to the automatic discovery and selection of new web pages relevant to specific analytical…

信息检索 · 计算机科学 2015-07-09 Giancarlo Crocetti

Anomalies in online social networks can signify irregular, and often illegal behaviour. Anomalies in online social networks can signify irregular, and often illegal behaviour. Detection of such anomalies has been used to identify malicious…

社会与信息网络 · 计算机科学 2016-08-02 David Savage , Xiuzhen Zhang , Xinghuo Yu , Pauline Chou , Qingmai Wang

This paper is a survey discussing Information Retrieval concepts, methods, and applications. It goes deep into the document and query modelling involved in IR systems, in addition to pre-processing operations such as removing stop words and…

信息检索 · 计算机科学 2012-12-11 Youssef Bassil

In the process of online storytelling, individual users create and consume highly diverse content that contains a great deal of implicit beliefs and not plainly expressed narrative. It is hard to manually detect these implicit beliefs,…

计算与语言 · 计算机科学 2019-02-19 Victor Makarenkov , Ido Guy , Niva Hazon , Tamar Meisels , Bracha Shapira , Lior Rokach

Large vision-language models (LVLMs) are increasingly used for tasks where detecting multimodal harmful content is crucial, such as online content moderation. However, real-world harmful content is often camouflaged, relying on nuanced…

多媒体 · 计算机科学 2025-12-04 Yanhui Li , Qi Zhou , Zhihong Xu , Huizhong Guo , Wenhai Wang , Dongxia Wang

Deep supervision, or known as 'intermediate supervision' or 'auxiliary supervision', is to add supervision at hidden layers of a neural network. This technique has been increasingly applied in deep neural network learning systems for…

计算机视觉与模式识别 · 计算机科学 2022-07-07 Renjie Li , Xinyi Wang , Guan Huang , Wenli Yang , Kaining Zhang , Xiaotong Gu , Son N. Tran , Saurabh Garg , Jane Alty , Quan Bai

Introducing Internet traffic anomaly detection mechanism based on large deviations results for empirical measures. Using past traffic traces we characterize network traffic during various time-of-day intervals, assuming that it is…

网络与互联网体系结构 · 计算机科学 2013-08-27 A. S. Syed Navaz , S. Gopalakrishnan , R. Meena

Algorithms for identifying the infection states of nodes in a network are crucial for understanding and containing infections. Often, however, only a relatively small set of nodes have a known infection state. Moreover, the length of time…

社会与信息网络 · 计算机科学 2014-02-04 Yeon-sup Lim , Bruno Ribeiro , Don Towsley

In the view of massive content explosion in World Wide Web through diverse sources, it has become mandatory to have content filtering tools. The filtering of contents of the web pages holds greater significance in cases of access by…

信息检索 · 计算机科学 2012-02-10 K. S. Kuppusamy , G. Aghila

Web images come in hand with valuable contextual information. Although this information has long been mined for various uses such as image annotation, clustering of images, inference of image semantic content, etc., insufficient attention…

多媒体 · 计算机科学 2020-05-21 F. Fauzi , H. J. Long , M. Belkhatir

Meaning of Web-page content plays a big role while produced a search result from a search engine. Most of the cases Web-page meaning stored in title or meta-tag area but those meanings do not always match with Web-page content. To overcome…

信息检索 · 计算机科学 2012-07-17 Sukanta Sinha , Rana Dattagupta , Debajyoti Mukhopadhyay

Internet traffic displays many persistent periodicities (oscillations) on a large range of time scales. This paper describes the measurement methodology to detect Internet traffic periodicities and also describes the main periodicities in…

网络与互联网体系结构 · 计算机科学 2009-04-27 Reginald D. Smith

Beyond the information stored in pages of the World Wide Web, novel types of ``meta-information'' are created when they connect to each other. This information is a collective effect of independent users writing and linking pages, hidden…

无序系统与神经网络 · 物理学 2009-11-07 Jean-Pierre Eckmann , Elisha Moses

This paper presents an interactive technique to explain visual patterns in network visualizations to analysts who do not understand these visualizations and who are learning to read them. Learning a visualization requires mastering its…

人机交互 · 计算机科学 2024-08-05 Xinhuan Shu , Alexis Pister , Junxiu Tang , Fanny Chevalier , Benjamin Bach

Censorship of the Internet is widespread around the world. As access to the web becomes increasingly ubiquitous, filtering of this resource becomes more pervasive. Transparency about specific content that citizens are denied access to is…

计算机与社会 · 计算机科学 2018-04-20 Alexander Darer , Oliver Farnan , Joss Wright

Recent advancements in deep learning generative models have raised concerns as they can create highly convincing counterfeit images and videos. This poses a threat to people's integrity and can lead to social instability. To address this…

Nowadays, eye tracking is the most used technology to detect areas of interest. This kind of technology requires specialized equipment recording user's eyes. In this paper, we propose SneakPeek, a different approach to detect areas of…

信息检索 · 计算机科学 2017-12-12 Daniyal Shahrokhian , Alejandro Vera de Juan

Identifying academic plagiarism is a pressing problem, among others, for research institutions, publishers, and funding organizations. Detection approaches proposed so far analyze lexical, syntactical, and semantic text similarity. These…

信息检索 · 计算机科学 2021-06-11 Norman Meuschke

In contemporary times, people rely heavily on the internet and search engines to obtain information, either directly or indirectly. However, the information accessible to users constitutes merely 4% of the overall information present on the…

信息检索 · 计算机科学 2023-07-04 Ali Fayzi , Mohammad Fayzi , Kourosh Dadashtabar Ahmadi