this paper reports on the findings of a study designed to investigate the cultural and social complexities governing the compliment responses among the persian native speakers. 200 persian respondents took a 24-item discourse completion task (dct) while 15 native field workers were also set responsible for collecting the examples of complimenting exchanges they either observed or participated i...

One of the main characteristics of obsessive-compulsive disorder (OCD) is the persistent feeling of uncertainty, affecting many domains of actions and feelings. It was recently hypothesized that OCD uncertainty is related to attenuated access to internal states. As supra-second timing is associated with bodily and interoceptive awareness, we examined whether supra-second timing would be associa...

abstracttask-based language teaching is considered an effective way to achieve a harmony between grammar and communication. the present study investigates two different ways of teaching modal verbs: task-based versus traditional approaches. to this purpose, an oxford placement test was administered to select 40 homogeneous participants out of a larger population who took this test. the selected...

wireless sensor networks(wsn) have unique properties that distinguished them from other wireless networks and have special challenges. not-chargeable, not-changeable and limited power supplies of sensor nodes is the most important challenge of this networks, and if the power supply of node expired, a part of data maybe lost. because of the importance of covers in wireless sensors, in this work ...

Knowledge graphs have become a fundamental asset for search engines. A fair amount of user queries seek information on problem-solving tasks such as building a fence or repairing a bicycle. However, knowledge graphs completely lack this kind of how-to knowledge. This paper presents a method for automatically constructing a formal knowledge base on tasks and task-solving steps, by tapping the co...

This study reported an investigation of eighth graders’ (14-year-olds) web searching strategies and outcomes, and then analyzed their correlations with students’ web experiences, epistemological beliefs, and the nature of searching tasks. Eighty-seven eighth graders were asked to fill out a questionnaire for probing epistemological beliefs (from positivist to constructivist-oriented views) and ...

A workflow is a collection of coordinated activities designed to achieve a well-defined common goal. Extant research on modeling and analysis of workflows by and large assume that a workflow consists entirely of co-operating tasks that are all controlled by the workflow scheduler. However in real life – especially in the emerging field of Web services, workflows operate in an open environment w...