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Databricks, Inc. is a global data, analytics, and artificial intelligence (AI) company, founded in 2013 by the original creators of Apache Spark. [ 1 ] [ 4 ] The company provides a cloud-based platform to help enterprises build, scale, and govern data and AI, including generative AI and other machine learning models.
Spark Core is the foundation of the overall project. It provides distributed task dispatching, scheduling, and basic I/O functionalities, exposed through an application programming interface (for Java, Python, Scala, .NET [16] and R) centered on the RDD abstraction (the Java API is available for other JVM languages, but is also usable for some other non-JVM languages that can connect to the ...
The Sibley Guide to Birds is a reference work and field guide for the birds found in the continental United States and Canada. It is written and illustrated by ornithologist David Allen Sibley . The book provides details on 810 species of birds, with information about identification, life history, vocalizations, and geographic distribution.
Some bird species nest deep in cave systems which are too dark for vision, and find their way to the nest with a simple form of echolocation. The oilbird is the only nocturnal bird to echolocate, [79] but several Aerodramus swiftlets also utilise this technique, with one species, Atiu swiftlet, also using echolocation outside its caves. [80] [81]
It was developed by Steven Bird and Edward Loper in the Department of Computer and Information Science at the University of Pennsylvania. [5] NLTK includes graphical demonstrations and sample data. It is accompanied by a book that explains the underlying concepts behind the language processing tasks supported by the toolkit, [ 6 ] plus a cookbook.
Twitchers watching a mega—Britain's fifth-ever white-tailed lapwing—and probably adding a lifer to their list; see text for explanation of italicised terms. Twitchers' vocabulary is the set of jargon words used by twitchers (committed birdwatchers who travel long distances to see a new species to add a species to their "life list", year list or other list).
On January 31, 2025, Perplexity was sued for alleged trademark infringement by Perplexity Solved Solutions (PSS), a software firm founded in 2017. [6] The lawsuit, filed in the United States, claims that Perplexity AI's use of the name "Perplexity" violates PSS's federally registered trademark, potentially leading to consumer confusion.