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3.4 TB English text, 1.4 TB Chinese text, 1.1 TB Russian text, 595 MB German text, 431 MB French text, and data for 150+ languages (figures for version 23.01) JSON Lines [458] Natural Language Processing, Text Prediction 2021 [459] [460] Ortiz Suarez, Abadji, Sagot et al. OpenWebText An open-source recreation of the WebText corpus.
For example, a submatrix taken from rows 2 through 4 and columns 3 through 4 can be written as: >> A ( 2 : 4 , 3 : 4 ) ans = 11 8 7 12 14 1 A square identity matrix of size n can be generated using the function eye , and matrices of any size with zeros or ones can be generated with the functions zeros and ones , respectively.
Markov chain Monte Carlo methods that change dimensionality have long been used in statistical physics applications, where for some problems a distribution that is a grand canonical ensemble is used (e.g., when the number of molecules in a box is variable).
[52] [53] [54] A specialist predator with a shorter life cycle of at least two years could not reliably prey upon the cicadas; [55] for example, a 17-year cicada with a predator with a five-year life cycle will only be threatened by a peak predator population every 85 (5 × 17) years, while a non-prime cycle such as 15 would be endangered at ...
Cicadetta montana (also known as the New Forest cicada) is a species of Cicadetta found throughout Europe and in parts of Asia. [ 1 ] It is regarded as endangered over large parts of Europe, and has vanished from several areas in Western Europe. [ 2 ]
One member of this family, Brevisana brevis, the "shrill thorntree cicada", is the loudest insect in the world, able to produce a song that exceeds 100 decibels. [6] Male cicadas can produce four types of acoustic signals: songs, calls, low-amplitude songs, and disturbance sounds. [ 7 ]
Adult Rhopalomyia solidaginis fly, emerging from pupal case Process of ecdysis of a cicada. Ecdysis is the moulting of the cuticle in many invertebrates of the clade Ecdysozoa . Since the cuticle of these animals typically forms a largely inelastic exoskeleton , it is shed during growth and a new, larger covering is formed. [ 1 ]
Predator satiation has evolved as a reproductive pattern in periodical cicadas of the genus Magicicada. [1]Predator satiation (less commonly called predator saturation) is an anti-predator adaptation in which prey briefly occur at high population densities, reducing the probability of an individual organism being eaten. [2]