other,2-1-P03-1051,bq stemmer </term> above . We approximate <term> Arabic 's rich morphology </term> by a <term> model </term> that a <term>
other,20-1-P03-1051,bq sequence of <term> morphemes </term> in the <term> pattern </term><term> prefix * - stem-suffix * </term>
other,20-5-P03-1051,bq <term> stems </term> from a 155 million <term> word </term><term> unsegmented corpus </term> ,
other,21-1-P03-1051,bq morphemes </term> in the <term> pattern </term><term> prefix * - stem-suffix * </term> ( * denotes zero or more occurrences
other,27-5-P03-1051,bq corpus </term> , and re-estimate the <term> model parameters </term> with the expanded <term> vocabulary
other,30-7-P03-1051,bq manually segmented corpus </term> of the <term> language </term> of interest . A central problem of
other,32-5-P03-1051,bq parameters </term> with the expanded <term> vocabulary </term> and <term> training corpus </term> .
other,35-1-P03-1051,bq denotes zero or more occurrences of a <term> morpheme </term> ) . Our method is seeded by a small
tech,1-3-P03-1051,bq unsegmented Arabic corpus </term> . The <term> algorithm </term> uses a <term> trigram language model
tech,17-2-P03-1051,bq </term> and uses it to bootstrap an <term> unsupervised algorithm </term> to build the <term> Arabic word segmenter
tech,2-6-P03-1051,bq training corpus </term> . The resulting <term> Arabic word segmentation system </term> achieves around 97 % <term> exact match
tech,22-2-P03-1051,bq unsupervised algorithm </term> to build the <term> Arabic word segmenter </term> from a large <term> unsegmented Arabic
tech,3-5-P03-1051,bq <term> words </term> . To improve the <term> segmentation </term><term> accuracy </term> , we use an <term>
tech,9-5-P03-1051,bq </term><term> accuracy </term> , we use an <term> unsupervised algorithm </term> for automatically acquiring new <term>
tech,9-7-P03-1051,bq state-of-the-art performance and the <term> algorithm </term> can be used for many <term> highly
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