Sumários
Morphological Analysis & Part-of-Speech tagging (aula online)
28 outubro 2020, 16:30 • Nuno Mamede
The following concepts were introduced: morpheme, lemma, surface form, afixe (prefix, suffix, infix, circunfix). Portuguese and English examples. Derivation versus inflection.
POS tagging: tagsets, baseline in POS tagging, rule-based POS tagging, HMM POS tagging, Transformation-based Tagging.
Automatons and Transducers (aula online)
26 outubro 2020, 16:30 • Nuno Mamede
Automatons and Transducers: epson transition; determinism vs non-determinism. Some examples.
Operations on transducers in the OpenFST Library (http://www.openfst.org): fstunion, fstconcatenation, fstclosure, fstreversal, fstinversion, fstprojection, fstcomposition, fstintersetion, fstdifference and fstconnect.
Automatons and Transducers (aula online)
26 outubro 2020, 16:30 • Nuno Mamede
Automatons and Transducers: epson transition; determinism vs non-determinism. Some examples.
Operations on transducers in the OpenFST Library (http://www.openfst.org): fstunion, fstconcatenation, fstclosure, fstreversal, fstinversion, fstprojection, fstcomposition, fstintersetion, fstdifference and fstconnect.
Class L05: Viterbi Algorithm (aula online)
23 outubro 2020, 11:00 • Filipe Gouveia
Part-of-Speech Tagging using the Viterbi algorithm
Class L05: Viterbi algorithm
23 outubro 2020, 11:00 • Vânia Patrícia Padrão Mendonça
Part-of-Speech Tagging using the Viterbi Algorithm.