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What is a common example of a source with recurring patterns?
What is a common example of a source with recurring patterns?
A text source
How can recurring patterns in a source be encoded?
How can recurring patterns in a source be encoded?
By keeping a list or dictionary of frequently occurring patterns
What happens when a pattern in the source does not appear in the dictionary?
What happens when a pattern in the source does not appear in the dictionary?
It can be encoded using some other method
What must be true for the dictionary technique to be effective?
What must be true for the dictionary technique to be effective?
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What type of compression technique are dictionary techniques?
What type of compression technique are dictionary techniques?
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What is the purpose of keeping a list or dictionary of frequently occurring patterns in encoding sources?
What is the purpose of keeping a list or dictionary of frequently occurring patterns in encoding sources?
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How are infrequently occurring patterns encoded in the dictionary technique?
How are infrequently occurring patterns encoded in the dictionary technique?
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What must be true for the dictionary technique to be effective?
What must be true for the dictionary technique to be effective?
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What type of compression technique are dictionary techniques?
What type of compression technique are dictionary techniques?
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Give an example of a source that frequently contains recurring patterns.
Give an example of a source that frequently contains recurring patterns.
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