Background: Intraoral radiographs are believed to deliver low doses to patients, thus little work has been done in this regards. Considering the increment in the number of patients reporting for the examination and the probability of delayed somatic effects for accumulated low doses of X-irradiation, it is expedient to determine the doses to three critical organs eye, thyroid and parotid that a...

“Peak carbon and neutrality”, also known as dual carbon, is the key to solving problems of energy industrial low-carbon transformation, fundamental promoting development new industries that protect environment conserve resources. Among cities along Yellow River Basin, city Luoyang in Henan province strategically vital coordinated regional economy. Thus, researching coupling urbanisation ecologi...

The article presents the experiments carried out as part of the participation in the pilot task of QA4MRE@CLEF 2013. In the developed system, we have first generated answer pattern by combining the question and each answer option to form the Hypothesis (H). Stop words and interrogative word are removed from each H and query words are identified to retrieve the most relevant sentences from the a...