Results 61 to 70 of about 71,257 (294)

Summary of web crawler technology research

open access: yesJournal of Physics: Conference Series, 2020
With the continuous development of network information technology, there is a large amount of unstructured data called big data on the network. Human resources to collect information laborious, so web crawler technology came into being.
Linxuan Yu   +5 more
semanticscholar   +1 more source

Design of a new type of crawler travelling mechanism of coal mine rescue robot

open access: yesGong-kuang zidonghua, 2015
The advantages and disadvantages of existing crawler travelling mechanisms of coal mine rescue robot were analyzed from structure complexity, obstacle surmounting performance, operability and ground bearing distribution.
SUN Guodong, LI Yutan, ZHU Hua
doaj   +1 more source

5 year-long monitoring of Barkley Canyon cold-seeps with the internet operated deep-sea crawler "Wally" [PDF]

open access: yes, 2016
Despite the technological advances of the last decades (e.g. ROVs, AUVs, cabled observatories), our knowledge of most deep-sea environments is still strongly limited by spatio-temporal sampling and observational capabilities.
Aguzzi, Jacopo   +9 more
core  

HanGrawler: Large-Payload and High-Speed Ceiling Mobile Robot Using Crawler

open access: yesIEEE Transactions on robotics, 2020
In this article, we present a ceiling-mounted mobile robot, HanGrawler, with high-speed mobility and the ability to freely select and adjust its route under a ceiling plate.
R. Fukui   +4 more
semanticscholar   +1 more source

A Focused Crawler Combinatory Link and Content Model Based on T-Graph Principles [PDF]

open access: yes, 2013
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 algorithm to fetch and analyze the most effective HTML structural elements of the page as well as the topical ...
arxiv   +1 more source

Radiation imaging using a compact Compton camera mounted on a crawler robot inside reactor buildings of Fukushima Daiichi Nuclear Power Station

open access: yesJournal of Nuclear Science and Technology, 2019
The Fukushima Daiichi Nuclear Power Station (FDNPS), operated by Tokyo Electric Power Company Holdings, Inc., went into meltdown in the aftermath of a large tsunami caused by the Great East Japan Earthquake of 11 March 2011.
Yuki Sato   +5 more
semanticscholar   +1 more source

A Semantic Focused Web Crawler Based on a Knowledge Representation Schema

open access: yesApplied Sciences, 2020
The Web has become the main source of information in the digital world, expanding to heterogeneous domains and continuously growing. By means of a search engine, users can systematically search over the web for particular information based on a text ...
Julio Hernandez   +2 more
semanticscholar   +1 more source

A Crawler Architecture for Harvesting the Clear, Social, and Dark Web for IoT-Related Cyber-Threat Intelligence [PDF]

open access: yesWorld Congress on Services, 2019
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 cyber-threat intelligence.
Paris Koloveas   +3 more
semanticscholar   +1 more source

Review of web crawlers

open access: yesInternational Journal of Knowledge and Web Intelligence, 2014
The web is a repository of large amount of data. Information available in the web is organised in the form of pages. Due to the presence of unlimited amount of information, searching and finding out appropriate information from the web is a task which needs expertise.
S. R. Sreeja, Sangita Chaudhari
openaire   +2 more sources

Cornering Algorithm for a Crawler In-Pipe Inspection Robot

open access: yesSymmetry, 2020
Based on the large-scale wall-pressing three-legged crawler pipeline inspection robot, our team proposed a cornering algorithm based on space constraints, that aims to better control the smooth operation of the pipeline robot in the pipeline.
Liang Xu   +3 more
semanticscholar   +1 more source

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