split file's sentences to token
can count token
can examine vacabulary
create new object 'optimizer'
pause
implement most of E-step
create utils.scala
can calculate xi and gamma
replace Array with ListBf
implement most of updateInitProb, updateTranseProb
implement most of updataEmitProb
pause
do refactoring
change data's type
successfully compiled
implement dumping process
Merge branch 'master' into yk-twww
bug fix
commentout main
Merge pull request #3 from s10018/yk-twww

Yk twww