نتایج جستجو برای: vocabulary size

تعداد نتایج: 579819  

Journal: :CoRR 2003
Anand Venkataraman Wen Wang

The vocabulary of a continuous speech recognition (CSR) system is a significant factor in determining its performance. In this paper, we present three principled approaches to select the target vocabulary for a particular domain by trading off between the target out-of-vocabulary (OOV) rate and vocabulary size. We evaluate these approaches against an ad-hoc baseline strategy. Results are presen...

Journal: :Computational Linguistics 2010
Fan Fengxiang

In the known literature, hapax legomena in an English text or a collection of texts roughly account for about 50% of the vocabulary. This sort of constancy is baffling. The 100-millionword British National Corpus was used to study this phenomenon. The result reveals that the hapax/vocabulary ratio follows a U-shaped pattern. Initially, as the size of text increases, the hapax/vocabulary ratio d...

Journal: :Journal of child language 2005
Andrea Krott Elena Nicoladis

The family size of the constituents of compound words, or the number of compounds sharing the constituents, has been shown to affect adults' access to compound words in the mental lexicon. The present study was designed to see if family size would affect children's segmentation of compounds. Twenty-five English-speaking children between 3;7 and 5;9 were asked to explain the meaning of existing ...

1997
Kyuwoong Hwang

In this paper, we suggest a method to optimize the vocabulary for a given task using the perplexity criterion. The optimization allows us to reduce the size of the vocabulary at the same perplexity of the original word based vocabulary or to reduce perplexity at the same vocabulary size. This new approach is an alternative to phoneme n-gram language model in the speech recognition search stage....

2015
ULRIKA MARKLUND ELLEN MARKLUND FRANCISCO LACERDA IRIS-CORINNA SCHWARZ

This study compares parental pause and utterance duration in conversations with Swedish speaking children at age 1;6 who have either a large, typical, or small expressive vocabulary, as measured by the Swedish version of the McArthur-Bates CDI. The adjustments that parents do when they speak to children are similar across all three vocabulary groups; they use longer utterances than when speakin...

Parvaneh Kian Saeed Mehrpour Seyyed Ayatollah Razmjoo

The current study is an attempt to investigate the particular role learners' vocabulary knowledge plays in their reading comprehension performance. It intends to determine whether breadth and depth of vocabulary knowledge are related to EFL learners' reading comprehension, and to investigate which one of these variables, that is, depth or breadth of vocabulary knowledge, makes a more important ...

2014
Harun Baharudin Zawawi Ismail

Vocabulary learning strategies and vocabulary size are among the main factors that help determine how students learn second language vocabulary. The present study was an attempt to exploring the relationship between vocabulary learning strategies and Arabic vocabulary size of 742 pre-university in Religious High School (SMKA) and Government-Aided Religious School (SABK). TAV test and Schmitt’s ...

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