Showing posts with label Wikipedia. Show all posts
Showing posts with label Wikipedia. Show all posts

Thursday, December 03, 2015

Wikipedia deploys AI to fight spam and troll edits


Wikipedia has revealed that it recently began using artificial intelligence (AI) in order detect and eliminate article edits that contain spam or false information from trolls. The goal of the AI, dubbed Objective Revision Evaluation Service, or ORES, is to not only make life easier for Wikipedia veterans who volunteer hours of their time to eliminate bogus updates, but also attract and encourage new contributors.
As the Wikimedia Foundation puts it, ORES is like a "pair of X-ray specs" that scans new revisions and uses machine learning to detect suspicious edits by looking for certain patterns. If an article is flagged, it is sent over to a human editor to double-check, who will then notify the contributor if the revision is removed.
This practice obviously will cut down on spam, but it makes it more clear to contributors, who may not have malicious intent, why their revision wasn't approved, as opposed to the current system of just deleting edits without explanation.
Wikipedia explains that the main difference between ORES and other AI it already uses is that this new tool is capable of telling the difference between someone's honest error and something that is intentionally meant to damage an article.


Source : Wikimedia Blog
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Wednesday, August 26, 2015

Russian Internet watchdog orders ISPs to block Wikipedia


Photo by: Wikipedia
The Russian government has aimed its cyber crosshairs at Wikipedia, ordering the country's Internet service providers to block the widely read online encyclopaedia.
Roskomnadzor, the country's Internet watchdog, made the call after Wikipedia refused to alter a page that was perceived to give instructions on using a form of cannabis.
"Censorship of Wikipedia content runs contrary to the Wikimedia vision: a world in which everyone can freely access the sum of all knowledge," Wikimedia Foundation, the nonprofit group that runs Wikipedia, told TechCrunch on Monday.
On Tuesday, the ban was apparently lifted, according to The New York Times, The Guardianand other press reports.
The Wikipedia article in question is about charas, a handmade hashish form of cannabis. It contains details that are a little too instructional for the Roskomnadzor's comfort.
"We first learned about a possible block last week," Wikimedia told TechCrunch. "The notice stated that the article contained information on how to prepare the substance. The notice directed Wikipedia to remove the article."
It's not the first case of online censorship from Roskomnadzor this month. Two weeks ago it banned Reddit for a day after discovering a two-year-old post about growing psilocybin, or psychadelic mushrooms.
That ban was repealed after roughly 24 hours following Reddit administrators appealing to the agency and choosing to cut off access to the thread in Russia, according to the Washington Post.
Both Reddit and Wikipedia use HTTPS, a more secure Internet protocol that requires ISPs to have specific equipment to block one specific page on the site. Most Russian ISPs lack this equipment, the Washington Post, reported so the entire site would be unavailable to users of ISPs that comply with the government agency.
Wikipedia is available in over 280 languages. The Russian site is one of only 12 around the world with more than 1 million articles.
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