In pursuit of Persian handwritten digit recognition, many machine learning techniques have been utilized. Mixture of experts (MOE) is one of the most popular and interesting combining methods which has great potential to improve performance in machine learning. In MOE, during a competitive learning process, the gating networks supervise dividing input space between experts and experts obtain sp...

To distinguish between human user and computer program to enhance security, a popular test called CAPTCHA is used on Web. CAPTCHA has an important role in preventing Denial Of Service (DOS) attacks in computer networks. There are many different types of CAPTCHA in different languages. Due to the expansion of Persian-language and documents on internet, creating a suitable Persian CAPTCHA seems t...

Finding similar web contents have great efficiency in academic community and software systems. There are many methods and metrics in literature to measure the extent of text similarity among various documents and some its application especially in plagiarism detection systems. However, most of them do not take ambiguity inherent in word or text pair‟s comparison that gained form linguistic expe...

The field of medicine originated in ancient times and developed according to society's values. Religious beliefs, lifestyles, customs shape national medicine, which turn is shaped by history culture. This culture, known the scientific literature as "folk medicine," also existed Kazakh society. cultural manifestation, dubbed "Field Medicine" our article, was documented written sources from Karak...

careful analysis of the ferdows persian accent showed that the back vowel /a/ changes to front vowel [a] in the first syllable of bi-syllabic words and in the second syllable of tri-syllabic words. however, this does not occur in the last syllable. it was also found that different processes occur before nasals; /a/ changes to [o] before /m/. but before /n/, it changes to [a] in the penult of ...

Accurate pronunciation is an important component of language ability and the main outward linguistic sign of whether someone is a native speaker of a language or not. An area of particular difficulty for Persian-speaking learners of English, which may cause 'foreign accent' or misunderstanding in speaking, is placement of stress on multi-syllable words. Game-based pronunciation teaching can be ...

This paper presents the second version of the Gestyboard, which is an innovative approach of text entry on multi-touch devices like tabletops or tablets. To overcome the lack of tactile feedback, we use unique gesture-to-key mappings for each finger according to the ten-finger touch-typing method. As a key feature, the Gestyboard only accepts keystrokes when they are performed with the finger c...