Cloud Broker: A Systematic Mapping Study

The current systematic review includes a comprehensive 3-tier strategy (manual search, backward snowballing, and database search). The accuracy of the search methodology has been analyzed in terms of extracting related studies and collecting comprehensive and complete information in a supplementary file. In the search methodology, qualitative criteria have been defined to select studies with the highest quality and the most relevant among all search spaces. Also, some queries have been created using important keywords in the field under study in order to find studies related to the field of the cloud broker. Out of 1928 extracted search spaces, 171 search spaces have been selected based on defined quality criteria. Then, 1298 studies have been extracted from the selected search spaces and have been selected 496 high-quality papers published in prestigious journals, conferences, and workshops that the advent of them have been from 2009 until the end of 2019. In Systematic Mapping Study (SMS), 8 research questions have been designed to achieve goals such as identifying the most important and hottest topics in the field of cloud broker, identifying existing trends and issues, identifying active researchers and countries in the cloud broker field, a variety of commonly used techniques in building cloud brokers, variety of evaluation methods, the amount of research conducted in this field by year and place of publication and the identification of the most important active search spaces.