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BMCBI
2008
13 years 7 months ago
2008
Background: The most common substitution matrices currently used (BLOSUM and PAM) are based on protein sequences with average amino acid distributions, thus they do not represent ...
COLING
1996
13 years 9 months ago
1996
This paper studies the computational complexity of disambiguation under probabilistic tree-grammars as in (Bod, 1992; Schabes and Waters, 1993). It presents a proof that the follo...
BMCBI
2008
13 years 7 months ago
2008
Background: On-line biodiversity information databases are growing quickly and being integrated into general bioinformatics systems due to the advances of fast gene sequencing tec...
NAR
2008
13 years 7 months ago
2008
In addition to maintaining the GenBank(R) nucleic acid sequence database, the National Center for Biotechnology Information (NCBI) provides analysis and retrieval resources for th...
SIAMDM
2008
13 years 7 months ago
2008
Let C be a code of length n over an alphabet of size q. A word d is a descendant of a pair of codewords x, y C if di {xi, yi} for 1 i n. A code C is an identifiable parent prop...