Learn Before
Example of Document Rotation
To illustrate document rotation, consider the sequence 'Hard work leads to success . Success brings happiness .'. If a token such as 'leads' is selected, the part of the sequence that precedes it ('Hard work') is moved to the end. This rotation results in the corrupted input: 'leads to success . Success brings happiness . Hard work'.

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References
Reference of Foundations of Large Language Models Course
Reference of Foundations of Large Language Models Course
Reference of Foundations of Large Language Models Course
Reference of Foundations of Large Language Models Course
Reference of Foundations of Large Language Models Course
Reference of Foundations of Large Language Models Course
Tags
Ch.1 Pre-training - Foundations of Large Language Models
Foundations of Large Language Models
Foundations of Large Language Models Course
Computing Sciences
Related
Example of Document Rotation
A self-supervised learning task involves modifying an input sequence by selecting a token and rearranging the sequence so that the selected token becomes the new starting point. The part of the sequence that originally came before the selected token is moved to the end. Given the original sequence 'Hard work leads to success .', if the token 'leads' is chosen as the new starting point, what is the resulting modified sequence?
Reconstructing Original Sequence from Rotated Input
A language model is being trained using a technique where an input document is 'rotated'. For example, an original document is transformed into the following sequence: 'leads to success . Success brings happiness . Hard work'. What is the primary objective for the model when presented with this transformed input?
Example of Document Rotation in Denoising Autoencoding
Learn After
A text sequence is being prepared for a self-supervised learning task. The original sequence is: 'The quick brown fox jumps over the lazy dog.' If the token 'jumps' is selected as the new starting point, what will the rotated sequence be?
Reconstructing Original Text from a Rotated Sequence
A text sequence was altered by selecting a token and moving the preceding part of the text to the end. The two resulting segments are shown below. Arrange them in the correct order to reconstruct the original sequence.