elmer-fem : Finite element programs, libraries, and visualization tools ( https://www.csc.fi/web/elmer https://www.elmerfem.org/blog/ )
finomaton : Simple tcl/tk script to draw finite state automata ( https://www.ctan.org/pkg/finomaton )
irstlm : A tool to estimate, store, and access very large n-gram language models ( https://hlt-mt.fbk.eu/technologies/irstlm )
jwnl : Java interface to WordNet dictionary data ( https://sourceforge.net/projects/jwordnet/ )
mitlm : Tools designed for efficient estimation of statistical n-gram language models ( https://github.com/mitlm/mitlm )
openfst : Finite State Transducer tools by Google et al ( http://www.openfst.org )
pqdump : simple program to dump Parquet files ( https://github.com/Berrysoft/pqdump )
praat : Speech analysis and synthesis ( http://www.fon.hum.uva.nl/praat/ )
stanford-parser : Stanfords statistical natural language parsers ( https://www-nlp.stanford.edu/software/lex-parser.html )
stanford-tagger : Stanfords log linear POS taggers ( http://nlp.stanford.edu/software/tagger.shtml )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a science
For Paludis use this rsync : rsync://gentoo.zugaina.org/science-portage
If you have a problem : ycarus(-at-)zugaina.org