since the emergence of the process-oriented approach to second language writing instruction two main questions have been what and how error feedback should be given to the students. the question of whether teachers should provide feedback on grammar in the writing assignments of english as a foreign language students, and if so how, has been a matter of considerable debate in the field of secon...

We produce procedurally generated terrain consisting of geometry and textures. Geometry is created using the GPU at run-time. The textures are precomputed using the CPU and saved to disk for later access. A shader applies textures without the use of UVs to the geometry to create complex and interesting environments that are interactive in real-time.

How to create effective body animations for virtual agents with emotions remains the state of the art for human animators and a great challenge for computer scientists. In this paper, we propose to use a model of hierarchal parameters to represent body animations: emotional, style, motion, and procedural parameters. Based on this model, we have created motions for a virtual character with gener...

the present study-both qualitative and quantitative--explored fifty efl learners’ preferences for receiving error feedback on different grammatical units as well as their beliefs about teacher feedback strategies. the study also examined the effect of the students’ level of writing ability on their views about the importance of teacher feedback on different error types. data was gathered throug...

empowerment employee is one of effective techniques to increase employee's productivity and efficient use of the capacity and capabilities of individual and group them in line with organizational goals. the aim of this study is to investigate the relationship of ethical leadership with psychological empowerment with mediating of procedural justice and interactional justice.participants inc...