English
Related papers

Related papers: A Structure-Oriented Unsupervised Crawling Strateg…

200 papers

The clear, social, and dark web have lately been identified as rich sources of valuable cyber-security information that -given the appropriate tools and methods-may be identified, crawled and subsequently leveraged to actionable…

Cryptography and Security · Computer Science 2021-09-16 Paris Koloveas , Thanasis Chantzios , Christos Tryfonopoulos , Spiros Skiadopoulos

A focused crawler traverses the web selecting out relevant pages to a predefined topic and neglecting those out of concern. While surfing the internet it is difficult to deal with irrelevant pages and to predict which links lead to quality…

Information Retrieval · Computer Science 2009-06-30 Anshika Pal , Deepak Singh Tomar , S. C. Shrivastava

With the growing use of popular social media services like Facebook and Twitter it is challenging to collect all content from the networks without access to the core infrastructure or paying for it. Thus, if all content cannot be collected…

Social and Information Networks · Computer Science 2017-12-15 Fredrik Erlandsson , Piotr Bródka , Martin Boldt , Henric Johnson

Clustering is an unsupervised machine learning methodology where unlabeled elements/objects are grouped together aiming to the construction of well-established clusters that their elements are classified according to their similarity. The…

Machine Learning · Statistics 2023-10-20 Dimitrios Saligkaras , Vasileios E. Papageorgiou

This presentation focuses on the importance of web crawling and page ranking algorithms in dealing with the massive amount of data present on the World Wide Web. As the web continues to grow exponentially, efficient search and retrieval…

Information Retrieval · Computer Science 2023-06-22 Nithin T K , Chandana S , Barani G , Chavva Dharani , M S Karishma

Crawling parallel texts -- texts that are mutual translations -- from the Internet is usually done following a brute-force approach: documents are massively downloaded in an unguided process, and only a fraction of them end up leading to…

Computation and Language · Computer Science 2026-04-22 Cristian García-Romero , Miquel Esplà-Gomis , Felipe Sánchez-Martínez

The growth of world-wide-web (WWW) spreads its wings from an intangible quantities of web-pages to a gigantic hub of web information which gradually increases the complexity of crawling process in a search engine. A search engine handles a…

Information Retrieval · Computer Science 2012-08-14 Sudarshan Nandy , Partha Pratim Sarkar , Achintya Das

The growth of world-wide-web (WWW) spreads its wings from an intangible quantities of web-pages to a gigantic hub of web information which gradually increases the complexity of crawling process in a search engine. A search engine handles a…

Machine Learning · Computer Science 2012-08-15 Sudarshan Nandy , Partha Pratim Sarkar , Achintya Das

Getting informed of what is registered in the Web space on time, can greatly help the psychologists, marketers and political analysts to familiarize, analyse, make decision and act correctly based on the society`s different needs. The great…

Information Retrieval · Computer Science 2012-02-10 Mehdi Naghavi , Mohsen Sharifi

Indexing the Web is becoming a laborious task for search engines as the Web exponentially grows in size and distribution. Presently, the most effective known approach to overcome this problem is the use of focused crawlers. A focused…

Information Retrieval · Computer Science 2015-10-02 Ali Seyfi

Online Social Network (OSN) is one of the most hottest services in the past years. It preserves the life of users and provides great potential for journalists, sociologists and business analysts. Crawling data from social network is a basic…

Social and Information Networks · Computer Science 2013-12-10 Rui Guo , Hongzhi Wang , Mengwen Chen , Jianzhong Li , Hong Gao

Journalistic fact-checking, as well as social or economic research, require analyzing high-quality statistics datasets (SDs, in short). However, retrieving SD corpora at scale may be hard, inefficient, or impossible, depending on how they…

Information Retrieval · Computer Science 2026-02-13 Antoine Gauquier , Ioana Manolescu , Pierre Senellart

Most self-supervised learning (SSL) methods often work on curated datasets where the object-centric assumption holds. This assumption breaks down in uncurated images. Existing scene image SSL methods try to find the two views from original…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Ke Zhu , Yin-Yin He , Jianxin Wu

Web search is an essential way for humans to obtain information, but it's still a great challenge for machines to understand the contents of web pages. In this paper, we introduce the task of structural reading comprehension (SRC) on web.…

Computation and Language · Computer Science 2021-11-09 Xingyu Chen , Zihan Zhao , Lu Chen , Danyang Zhang , Jiabao Ji , Ao Luo , Yuxuan Xiong , Kai Yu

The two significant tasks of a focused Web crawler are finding relevant topic-specific documents on the Web and analytically prioritizing them for later effective and reliable download. For the first task, we propose a sophisticated custom…

Information Retrieval · Computer Science 2015-10-02 Ali Seyfi

We propose a multi-phase approach to explore network structures. In this method, structure analysis is not carried out on the observed network directly. Instead, certain similarity measures of the nodes are derived from the network firstly,…

Physics and Society · Physics 2009-07-03 Xiaofeng Gong , Shuguang Guan , C. -H. Lai

With the increase in size of web, the information is also spreading at large scale. Search Engines are the medium to access this information. Crawler is the module of search engine which is responsible for download the web pages. In order…

Information Retrieval · Computer Science 2016-11-07 Deepika , Ashutosh Dixit

In this paper, we apply social network analytic methods to unveil the structural dynamics of a popular open source goal oriented IRC community, Ubuntu. The primary objective is to track the development of this ever growing community over…

Social and Information Networks · Computer Science 2014-09-04 Tanmay Sinha , Indra Rajasingh

We present a highly effective unsupervised framework for detecting the stance of prolific Twitter users with respect to controversial topics. In particular, we use dimensionality reduction to project users onto a low-dimensional space,…

Social and Information Networks · Computer Science 2020-05-22 Kareem Darwish , Peter Stefanov , Michaël Aupetit , Preslav Nakov

Constrained clustering has been well-studied in the unsupervised learning society. However, how to encode constraints into community structure detection, within complex networks, remains a challenging problem. In this paper, we propose a…

Social and Information Networks · Computer Science 2013-03-25 Zhong-Yuan Zhang
‹ Prev 1 2 3 10 Next ›