The present work constitutes a PhD project that aims to overcome the problem caused by data sparsity in the task of acquisition of lexical resources. In any corpus of any length, many words are infrequent, thus they co-occur with a small set of words. Nevertheless, they can co-occur with many other words. Our goal is to discover some more possible co-occurring words for low-frequent words relyi...

background: some coincidental disorders with migraine have been introduced that may have role in its pathogenesis or aggravation. in this study we determined the relative frequency of hyperlipidemia as a coincidental disorder in patients affected by migraine. methods: a total of 102 migraine-affected patients according to international headache society (his) criteria and 103 control subjects ad...

Tumours displaying differentiation towards normal fat constitute the most common subgroup of soft tissue neoplasms. A series of such tumours was investigated by whole-exome sequencing followed by targeted ultra-deep sequencing. Eighty per cent of angiolipomas, but not any other tumour type, displayed mutations in the protein kinase D2 (PRKD2) gene, typically in the part encoding the catalytic d...

Despite the abundance of research investigating general and academic vocabularies and developing dozens of word lists, few studies have compared academic vocabulary with general service word lists such as conversation vocabulary. Many EAP researchers assume that university students need to know all the words in West’s (1953) General Service List (GSL) as a prerequisite to academic words (e.g., ...

Medication error (ME) is the most common preventable cause of adverse drug events which negatively affects patient safety. Inadequate, low-quality studies plus wide estimation variations in ME from developing countries including Iran, decreases the reliability of ME evaluations. To clarify sources, underreporting reasons and preventive measures of MEs, we reviewed Iran current available literat...

the aim of this study was to compare the effect of self-control, frequent and reduced feedback of kr on children's learning skill of throw targeting in aleshtar city. for this purpose, 60 subjects were selected and assigned through step-by-step random method to three groups of self-control, frequent, and reduced. they performed the task of targeting through throwing in two steps of acquisi...

teaching the grammatical tenses is considered to be one of the most controversial challenges among teachers and researchers in teaching persian language to non-persian speakers. prioritizing the tenses in accordance with their frequency could greatly facilitate the process of language learning. in this research, a comparison has been made between the frequency of the tenses in spoken and writte...