83 search results - page 1 / 17 » Improving PPM Algorithm Using Dictionaries |
DCC
2011
IEEE
13 years 6 months ago
2011
IEEE
—We propose a method to improve traditional character-based PPM text compression algorithms. Consider a text file as a sequence of alternating words and non-words, the basic ide...
DCC
2003
IEEE
14 years 10 months ago
2003
IEEE
The Prediction by Partial Matching (PPM) algorithm uses a cumulative frequency count of input symbols in different contexts to estimate their probability distribution. Excellent c...
ITCC
2003
IEEE
14 years 4 months ago
2003
IEEE
In this paper we present StarNT, a dictionary-based fast lossless text transform algorithm. With a static generic dictionary, StarNT achieves a superior compression ratio than alm...
DCC
2001
IEEE
14 years 10 months ago
2001
IEEE
Lossless compression researchers have developed highly sophisticated approaches, such as Huffman encoding, arithmetic encoding, the Lempel-Ziv family, Dynamic Markov Compression (D...
DCC
2002
IEEE
14 years 10 months ago
2002
IEEE
With the emergence of software delivery platforms such as Microsoft's .NET, code compression has become one of the core enabling technologies strongly affecting system perfor...