83 search results - page 1 / 17 » Improving PPM Algorithm Using Dictionaries |
DCC
2011
IEEE
12 years 11 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 4 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
13 years 9 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 4 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 4 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...