Mansour Al-Ghamdi

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This paper presents a stochastic-based approach for misspelling correction of Arabic text. In this approach, a context-based two-layer system is utilized to automatically correct misspelled words in large datasets. The first layer produces a list in which possible alternatives for each misspelled word are ranked using the Damerau-Levenshtein edit distance.(More)
The aim of this paper is to present an Arabic speech database that represents Arabic native speakers from all the cities of Saudi Arabia. The database is called the Saudi Accented Arabic Voice Bank (SAAVB). Preparing the prompt sheets, selecting the right speakers and transcribing their speech are some of the challenges that faced the project team. The(More)
Phonetic dictionaries are essential components of large-vocabulary natural language speaker-independent speech recognition systems. This paper presents a rule-based technique to generate Arabic phonetic dictionaries for a large vocabulary speech recognition system. The system used classic Arabic pronunciation rules, common pronunciation rules of Modern(More)
The paper proposes a diphone/sub-syllable method for Arabic Text-to-Speech (ATTS) systems. The proposed approach exploits the particular syllabic structure of the Arabic words. For good quality, the boundaries of the speech segments are chosen to occur only at the sustained portion of vowels. The speech segments consists of consonants-half vowels, half(More)
Speaker verification is concerned with verifying the speakerpsilas claimed identity. This paper reports on recent experiments we carried out for speaker verification using a Saudi accented Arabic telephone speech database with 1033 speakers. Gaussian Mixture Model was employed in these experiments. In speaker verification, users might produce two or more(More)
Automatic recognition of spoken digits is one of the difficult tasks in the field of computer speech recognition. Spoken digits recognition process is required in many applications such as speech based telephone dialing, airline reservation, automatic directory to retrieve or send information, etc. These applications take numbers and alphabets as input.(More)
This paper describes the process of collecting and recording a large scale Arabic single speaker speech corpus. The collection and recording of the corpus was supervised by professional linguists and was recorded by a professional speaker in a soundproof studio using specialized equipments and stored in high quality formats. The pitch of the speaker (EGG)(More)
In recent years, glycerol has become an attractive carbon source for microbial processes, as it accumulates massively as a by-product of biodiesel production, also resulting in a decline of its price. A potential use of glycerol in biotechnology is the synthesis of poly(3-hydroxypropionate) [poly(3HP)], a biopolymer with promising properties which is not(More)
Diarrhoeal disease is still one of the major causes of mortality and morbidity of children in developing countries. Our objective was to assess the prevalence of diarrhoeal disease among male schoolchildren in Jeddah and to identify the associated risk factors, especially those related to drinking water and sanitation disposal. This cross-sectional study(More)