abstract this study was an attempt to investigate the effect of collaborative form-focused activities on grammar learning of elementary efl learners. to this end, 58 adult male iranian efl learners at elementary level of proficiency in three classes of language institutes were chosen. they formed the three groups of the study. the grammar section of cambridge michigan placement test was used to...

Abstract This study was an attempt to investigate the effect of collaborative form-focused activities on grammar learning of elementary EFL learners. To this end, 58 adult male Iranian EFL learners at elementary level of proficiency in three classes of language institutes were chosen. They formed the three groups of the study. The grammar section of Cambridge Michigan Placement test was used to...

Abstract This study was an attempt to investigate the effect of collaborative form-focused activities on grammar learning of elementary EFL learners. To this end, 58 adult male Iranian EFL learners at elementary level of proficiency in three classes of language institutes were chosen. They formed the three groups of the study. The grammar section of Cambridge Michigan Placement test was used to...

Collaborative tagging describes the process by which many users add metadata in the form of keywords to shared content. Recently, collaborative tagging has grown in popularity on the web, on sites that allow users to tag bookmarks, photographs and other content. In this paper we analyze the structure of collaborative tagging systems as well as their dynamical aspects. Specifically, we discovere...

Collaborative tagging describes the process by which many users add metadata in the form of keywords to shared content. Recently, collaborative tagging has grown in popularity on the web, on sites that allow users to tag bookmarks, photographs and other content. In this paper we analyze the structure of collaborative tagging systems as well as their dynamic aspects. Specifically, we discovered ...

Collaborative problem solving in e-learning can take in the form of discussion among learner, creating a highly social learning environment and characterized by participation and interactivity. This paper, designed a collaborative learning environment where agent act as co-learner, can play different roles during interaction. Since different roles have been assigned to the agent, learner will a...

This paper focuses on a negotiation based collaborative planning process for order pattern determination of multi-period planning in a two-tier supply chain scenario. The aim is to study how negotiation based planning processes would be used to refine locally preferred ordering patterns, which would consequently affect the overall performance of the supply chain in terms of costs and service le...