Ifwecomputepandtsquickly,thenthepatternmatchingproblemisreducedtocomparingpwithn-m+1integers Rabin-KarpAlgorithm… Howtocomputep? p=2m-1P[0]+2m-2P[1]+…+2P[m-2]+P[m-1] Usinghorner’srule ThistakesO(m)time,assumingeacharithmeticoperationcanbedoneinO(1)time. ...
SkipSearchAlgorithm 1.Preprocessing TextstringT=GCATCGCAGAGAGTATACAGTACG01234567 PatternstringP=GCAGAGAG abucketsavingpositioninformation SkipSearchAlgorithm# 2.SearchPhase GCATCGCAGAGAGTATACAGTACG critical GCAGAGAG GCAGAGAG mismatch mismatchexactmatch GCAGAGAG ThenwecheckT[15]=T.Sincethereis...
Applications Exact string and substring matchingLongest common substrings[应用精确串并串匹配最长公共子](PPT-48) 下载文档 收藏 打印 转格式 72阅读文档大小:130.0K48页4dddc75b上传于2015-02-12格式:PPT Exact Controllability and Stabilization The Multiplier Method:精确可控和稳定的乘数法.pdf ...
hardware based string matching algorithms a survey.pdf 页数:4页格式:pdf 下载文档 memory efficient string matching algorithm work….pdf 页数:9页格式:pdf 下载文档 multipattern string matching on a gpu.pdf 页数:8页格式:pdf 下载文档 string a database of predicted functional associations….pd...
String Matching algorithm Rabin-Karp We can view a string of k characters (digits) as a length-k decimal number. E.g., the string “31425” corresponds to the decimal number 31,425. Given a pattern P [1..m], let p denote the corresponding decimal value. ...
Theexactsearch(a=0),whenthenumberofsplitsisnotminimized,canbecastedintoasubsetmatchingproblem. -RunningtimeO(Knlog2(Kn))canbeachieved usinganalgorithmofColeandHariharan,2002. -O((Kn+mn)d|S|/we)canbeachievedusingbit- parallelism,seeIliopoulosandKurokawa,2002. ...