%0 Journal Article %A khalifeh zadeh, zahra, Zare Chahooki, Mohammad Ali %T An Effective Method of Feature Selection in Persian Text for Improving the Accuracy of Detecting Request in Persian Messages on Telegram %J Journal of Information Systems and Telecommunication (JIST) %V 8 %N 32 %P 249-262 %D 2021 %R 10.29252/jist.8.32.249 %U https://rimag.ir/fa/Article/15539