BACKGROUND Conduction of thesis by the students is one of their major academic activities. Thesis quality and acquired experiences are highly dependent on the supervision. Our study is aimed at identifing the challenges in thesis supervision from both students and faculty members point of view. METHODS This study was conducted using individual in-depth interviews and Focus Group Discussions (...

this research aims to design the portfolio entrepreneurship model and to analyze the effect of social capital, prior experience and knowledge, the entrepreneur’s financial resources, as well as human capital on portfolio entrepreneurship and also to investigate the effect of portfolio entrepreneurship on recognition of new opportunities, as well as business growth and development. the research ...

the population consisted of 2202 students of college of agriculture and natural resources, university of tehranm karaj. 118 of students were selected by stratified random sampling. a questionnaire was developed to gather required data. the content validity of the questionnaire was established by faculty members at department of agricultural extension and education, university of tehran. a pilot...

Compressive Sensing (CS) can use fewer samples to recover a great number of original data, which have a sparse representation in a proper basis. For energy-constrained Wireless Sensor Networks (WSNs), CS provides an effective data gathering approach. Gaussian random matrix satisfies Restricted Isometry Property (RIP) with high probability. The class of matrices is usually selected as the measur...

agricultural insurance is the most efficient tool for governmental supports to deal with hazards. also, it has the highest capability to deal with hazards. agricultural insurance can be one of the most appropriate mechanisms for investment security in agricultural sector. the main purpose of this study was analyzing factors affecting development of wheat insurance in hamedan county. this study ...