web usage mining (wum) is the automatic discovering of hidden informationof user access pattern from the web log data. frequent pattern discovery is one ofthe main techniques in wum that can be used to implement recommender systems,forecast user`s navigational behaviour, and personalize web sites. many algorithmshave been suggested on obtaining frequent user navigation patterns. this paperprese...

provides an overview of subject repositories (srs) throughout the world in response to the open access movement (oam). it mainly highlights the current trends of repository development in library and information science (lis) field. this paper covers all repositories in lis field as registered in opendoar (directory of open access repository) database. the main objective of the paper is to sele...

squares as urban spaces are the arena for people formed by physical proportions and variety offunctions such as religious, commercial, cultural, etc. shohada square as a focal point in mashhad , is one of themain arteries of access to holly shrine of imam reza and makes access to utilities and major axes . according tothe former urban pattern and its position in the traditional context of surro...

Squares as urban spaces are the arena for people formed by physical proportions and variety offunctions such as religious, commercial, cultural, etc. Shohada square as a focal point in Mashhad , is one of themain arteries of access to Holly shrine of Imam Reza and makes access to utilities and major axes . According tothe former urban pattern and its position in the traditional context of surro...

Non-orthogonal multiple access (NOMA), in particular pattern division (PDMA), has been recently considered as the critical technologies deployed for 5G applications. However, optimizing power allocation (PA) at base station (BS) to increase sum throughput of downlink (DL) PDMA system still remains a challenge. Although this problem explored some extent by assuming that BS can obtain perfect cha...