Alphabet (formal languages)

Known as: Alphabet (computer science), Alphabet (disambiguation), Input symbol 
In formal language theory, a string is defined as a finite sequence of members of an underlying base set; this set is called the alphabet of a string… (More)
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Papers overview

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Highly Cited
2016
Highly Cited
2016
This paper considers the problem of communication over a discrete memoryless channel (DMC) or an additive white Gaussian noise… (More)
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Highly Cited
2007
Highly Cited
2007
Although arithmetic coding offers extremely high coding efficiency, it provides little or no security as traditionally… (More)
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2007
2007
This paper studies the problem of estimating the vector input to a sparse linear transformation based on the observation of the… (More)
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2007
2007
In this paper, we present a novel metric-based symbol predistortion algorithm and describe three variants for peak-to-average… (More)
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Highly Cited
2005
Highly Cited
2005
Two approaches for integrating encryption with multimedia compression systems are studied in this research, i.e., selective… (More)
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Highly Cited
2004
Highly Cited
2004
We propose the class of visibly pushdown languages as embeddings of context-free languages that is rich enough to model program… (More)
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2004
2004
Two channel estimation methods are often opposed: training sequence methods that use the information induced by known symbols and… (More)
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2000
2000
ÐLow-power and high-performance data compressors play an increasingly important role in the portable mobile computing and… (More)
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Highly Cited
2000
Highly Cited
2000
ÐThis paper describes a probabilistic syntactic approach to the detection and recognition of temporally extended activities and… (More)
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1980
1980
In the last few years linguistic approach to picture processing has gained in popularity. A scheme for recognizing handprinted… (More)
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