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Wikimedia Foundation’s perspective on this [1]: > "it is important to note that Creative Commons licenses allow for free reproduction and reuse, so AI programs like ChatGPT might c…

Wikipedia indeed seems the most valuable for ML, by far. Wikidata, Wikimedia Commons, and Wiktionary also seem useful there.

> I wouldn't be surprised if some Wikipedia editors balk at their volunteer work being actively marketed and reformatted for ease of LLM training As someone who avidly edited Wikip…

> if you want to have really structured and semi-reliable information you will probably have to rely, at some point, on something like Wikipedia meta-information (DBpedia). Wikidat…

> * it is hard to imagine this not costing 10s of thousands of dollars and being out of the reach of most high school and college students.* I would be surprised if Gage and his pa…

Gage's work is probably not prohibitively expensive in terms of money. A few plane tickets to Iowa and New Hampshire every four years, lodging in each for maybe a few days. He also…

Wikipedians are hosting free events across the world for "Wikipedia Day" this weekend. * San Francisco (Saturday): https://en.wikipedia.org/wiki/Wikipedia:Meetup/San_Francisco... *…

I think SPARQL and Wikidata are the way to go. Regarding Wikidata and DBpedia: to my understanding the latter gets much of its content by scraping Wikipedia infoboxes. Wikidata wil…

Yes, there's also 'instance of' (P31) [1]. Together, 'instance of', 'subclass of' and 'part of' comprise Wikidata's basic membership properties [2]. 'Instance of' and 'subclass of'…

The Wikidata taxonomy is basically the successor to Wikipedia's category tree. It not only irons out language-based differences (e.g. the category tree being different among Chines…

It's also fun doing this on Wikidata with "subclass of". * Go to a Wikidata item, e.g. "sailboat" [1] * Click on the "subclass of" (P279) value or, if no such value exists, the "in…

> Is Wikidata only for notable data or any data? Wikidata is only for notable data, but the notability threshold is much lower than that for Wikipedia. The criteria for notability …

Wikidata's new SPARQL service is probably the most useful topic in this tutorial for software developers and anyone interested in the Semantic Web. It allows one to query the vast,…

Yes. Kian and WikiBrain are two such projects. Kian is an artificial neural network designed to serve Wikidata, e.g. for classifying humans based on content in Wikipedia [1, 2]. Wi…

Author here, ask me anything! Slides are also available at http://www.slideshare.net/_Emw/an-ambitious-wikidata-tutoria... .

It's just 1 order of magnitude, if we're comparing the same language. English Wikipedia has 19,339 articles on philosophy [1]. (Anyone know if there's a resource comparable to SEP …

> I don't think there will be more than 1500 articles better than C-class in Wikipedia's Philosophy category We're getting there! There are currently 793 philosophy articles [1] be…

Yes. From https://www.mediawiki.org/wiki/Maps#Production_maps_cluster : The implementation [1] has various components including: * Kartotherian [2]: a server capable of providing m…

I am pumped about this, especially the Wikimedia Commons use cases described at https://www.mediawiki.org/wiki/Maps/Future_Plans#Commons . There are actually already ways to browse…

> Most of those languages have made a spelling reform or two This includes English! http://en.wikipedia.org/wiki/English-language_spelling_refor... covers several major successful …

A gender gaps exists on Wikipedia, and the community has been consciously working to address that for several years. Encouraging contributions from females has probably been the Wi…

There's a Wikidata UI Redesign in development [1] which should improve the default site's visual appeal. That said, while the San Francisco Wikidata page may currently be uglier th…

From the first chart in [1], which gives Wikidata statistics for 2014-11-10: - Total statements: 50,457,200 - Items with referenced statements: 8,188,516 (49.41%) - Statements refe…

The Wikidata dumps are also updated weekly; see [1]. Wikidata RDF exports are made every two months or so from those dumps and are available at [2]. I imagine that frequency will p…