The Persian language is one of the dominant languages in the Middle East, so there are significant amount of Persian documents available on the Web. Due to the special and different nature of the Persian language compared to other languages like English, the design of information retrieval systems in Persian requires special considerations. However, there are relatively few studies on retrieval...

To assess the long-term health consequences of the 1991 Persian Gulf War, the authors compared cause-specific mortality rates of 621,902 Gulf War veterans with those of 746,248 non-Gulf veterans, by gender, with adjustment for age, race, marital status, branch of service, and type of unit. Vital status follow-up began with the date of exit from the Persian Gulf theater (Gulf veterans) or May 1,...

BACKGROUND Veterans of the 1991 Gulf War have an increased risk of amyotrophic lateral sclerosis (ALS), but the etiology is unknown. OBJECTIVES This study sought to identify geographic areas with elevated risk for the later development of ALS among military personnel who served in the first Gulf War. METHODS A unified geographic information system (GIS) was constructed to allow analysis of ...

BACKGROUND Studies introduce maternal and neonatal safety phenomena as important challenges to the public health, particularly in low-income countries. However, few researches are conducted on the identification of safety issues in maternity hospitals in Iraq. It was the first study on nurses' perspectives on safety issues in Kurdistan, Iraq. OBJECTIVES The current study aimed to describe nur...

The United States and its allies invaded Iraq in 2003 with the declared intention of removing Saddam Hussein’s regime. Although it was determined after the war that Iraq did not possess weapons of mass destruction (WMD), removing a regime believed to be in possession of WMD raises the possibility that the post-9/11 US security policy is more willing than previously believed to tolerate the risk...

This paper introduces, motivates, and illustrates a new approach to the model-ing of lexicon base. This lexicon is used in the process of scene generation, described in terms of sentences in Persian. The lexicon base is rich enough to handle scene expressions. It contains not only case frame information, but also it helps to determine the following (a) meaning of spatial propositions; (b) the p...

along with the beginning of novel and short story writing in persian and urdu languages various literary movements like realism, social realism and surrealism overshadowed the contemporary literature of iran and pakistan. modern prose of persian and urdu consists of great assets from novels and short stories, and their considerable background . during various periods of the growth and prosperit...

This paper proposes an innovative approach to improve the classification performance of Persian texts. The proposed method uses a thesaurus as a helpful knowledge to obtain more representative word-frequencies in the corpus. Two types of word relationships are considered in our used thesaurus. This is the first attempt to use a Persian thesaurus in the field of Persian information retrieval. Ex...