/doc/ICTCLAS_Diary/2006-03-13.rtf

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10\pard\fi0\li0\ql\ri0\sb0\sa0\itap0 \plain \f0\fs20 CSpan::GetBestPOS()
11\par \pard\li240\fi-240\jclisttab\tx390\ql\ri0\sb0\sa0\itap0 {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 Trace back the result of Disamb() to get the best sequence of POS tags
12\plain\par {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 \plain \f0\fs20 Output parameter: m_nBestTag[]
13\plain\par {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 \plain \f0\fs20 The virtual ending in m_nBestTag[] is indicated by "-1"
14\plain\par {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 \plain \f0\fs20 Note: m_nsWords[i][0]==0 means "virtual ending" at i
15\plain\par \pard\fi0\li0\ql\ri0\sb0\sa0\itap0 \plain \f0\fs20 
16\par \pard\fi0\li0\ql\ri0\sb0\sa0\itap0 CSpan::Disamb()
17\par \pard\li240\fi-240\jclisttab\tx390\ql\ri0\sb0\sa0\itap0 {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 the first step in CSpan::GetBestPOS()
18\plain\par {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 \plain \f0\fs20 Very probably here is the implementation of Viterbi algorithm
19\plain\par \pard\fi0\li0\ql\ri0\sb0\sa0\itap0 \plain \f0\fs20 
20\par \pard\fi0\li0\ql\ri0\sb0\sa0\itap0 
21\par \pard\fi0\li0\ql\ri0\sb0\sa0\itap0 class CSpan:
22\par \pard\li240\fi-240\jclisttab\tx390\ql\ri0\sb0\sa0\itap0 {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 m_dFrequency[i][j] = (accumulative?) path cost
23\line [From CSpan::GetFrom()] m_dFrequency ~= -log(pWordItems[i].dValue)+log(m_context.GetFrequency(aTag)) + ... [to be updated by the procedure after GetFrom()]
24\plain\par {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 \plain \f0\fs20 m_nStartPos: in POSTagging(), only updated in Reset(false). Probably, this variable record the position of the word (index of a char array) that should start to scan next turn
25\plain\par {\listtext\pard\plain\f1\fs20\lang1024 \'b7\tab}\ls1\ilvl0 \plain \f0\fs20 m_nTags[i][j]: }