abstract amino acids are building blocks of proteins, and play a vital role in living beings existence and their functionality. the interaction of these compounds with metal ions is of great importance to biochemists, and chemists, because their functions can be utilized as a model in understanding enzymes mechanism for transport of metal ions to tissues. among twenty essential amino acids w...

the present dissertation aims to investigate four-word lexical bundles in applied linguistics research articles by iranian and internationally-published writers. the aims of this study are two-fold: first of all, attempts have been made to create a comprehensive list of the most commonly used four-word lexical bundles categorized by their type and token frequency, their structural characteristi...

Today, with the development of urbanization and increased abnormal behaviors, particularly urban crimes, prevention of social harms is of great importance. Social Sciences and Urban Development can prevent crime in urban areas by understanding cultural and social traits alongside other actions, in a way that the wrongdoer finds less opportunity for acting a criminal behavior in urban areas. The...

target tracking is the tracking of an object in an image sequence. target tracking in image sequence consists of two different parts: 1- moving target detection 2- tracking of moving target. in some of the tracking algorithms these two parts are combined as a single algorithm. the main goal in this thesis is to provide a new framework for effective tracking of different kinds of moving target...

It seems that success in municipal wastes management has a detectable relationship with citizens' participation and social mechanisms. So, the present study has done for recognition of systematic relations of effective social parameters on municipal solid waste administration. Data have collected in two phase to fill of questionnaires including awareness assessment of MSW office's personnel of ...

tourism , today as one of the ways to make money, create jobs , and social and political interactions is considered. this paper aims to examine the strengths and weaknesses of tourism development in mahmoud abad ( mazandaran ). the research method in this study is " descriptive - analytical " and to collection of data used field methods such as questionnaires and documentation - library. the sa...