نتایج جستجو برای: as cognitive

تعداد نتایج: 5776360  

Journal: :Human factors 2008
Wayne D. Gray

OBJECTIVE In this article, I present the ideas and trends that have given rise to the use of cognitive architectures in human factors and provide a cognitive engineering-oriented taxonomy of these architectures and a snapshot of their use for cognitive engineering. BACKGROUND Architectures of cognition have had a long history in human factors but a brief past. The long history entails a 50-ye...

Journal: :journal of modern rehabilitation 0
vahid nejati associate professor, department of cognitive neuroscience, school of psychology, shahid beheshti university, tehran, iran shahriar shahidi associate professor, department of psychology and education, school of psychology, shahid beheshti university, tehran, iran sanaz helmi department of psychology and education, school of psychology, shahid beheshti university, tehran, iran

introduction: age-related decreases in cognitive functions such as executive functions are a common phenomenon. cognitive rehabilitation with two main approaches, compensation and remediation, is used to help elderlies coping with these deficits. despite reported benefits, there are doubts on the efficacy of each of these approaches. we tried to provide effective computerized cognitive tasks as...

Journal: :Human factors 2009
Glenn Gunzelmann Michael D. Byrne Kevin A. Gluck L. Richard Moore

OBJECTIVE The effects of fatigue on multiple-task performance were explored through computational cognitive modeling. BACKGROUND Fatigue typically has a negative impact on human performance. Biomathematical models exist that characterize the dynamics of human alertness, but the link between alertness and in situ performance on specific tasks is tenuous. Cognitive architectures offer a princip...

Journal: :سالمند 0
هادی کاظمی hadi kazemi shahed university, tehran, iran.دانشگاه شاهد سیما قاسمی sima ghasemi university of social welfare and rehabilitationsciences, tehran, iran.دانشگاه علوم بهزیستی و توانبخشی تهران فرشاد شریفی farshad sharifi university of social welfare and rehabilitationsciences, tehran, iran.دانشگاه علوم بهزیستی و توانبخشی تهران حسین فخرزاده hossein fakhrzadeh tehran university of medical sciences and healthservices, tehran, iran.دانشگاه علوم پزشکی و خدمات بهداشتی درمانی تهران مریم قادرپناهی maryam ghaderpanahi tehran university of medical sciences and healthservices, tehran, iran.دانشگاه علوم پزشکی و خدمات بهداشتی درمانی تهران مژده میرعارفین mojde mirarefin tehran university of medical sciences and healthservices, tehran, iran.دانشگاه علوم پزشکی و خدمات بهداشتی درمانی تهران مهشید فروغان

objectives: the current study was performed to investigate the relationship between mental impairment and each component of activity of daily living (adl) in elderly residents of the kahrizak charity foundation. methods & materials: standardized iranian mini mental examination and barthel index were used to assest cognitive status and adl in 184 elderly residents of kahrizak, respectively. resu...

2012
Othalia Larue Pierre Poirier Roger Nkambou

Sequentiality and reactivity are features that have been deemed important for cognitive architectures[1]and recent emphasis has been put by the community on their development in cognitive architectures. However, the cooperation and competition dynamic between reactivity and sequentiality remains an open issue in the domain [2]. In this paper, we present a three level cognitive architecture for ...

2014
Anastasia Kitsantas George Mason

Learning technologies have undoubtedly changed instructional delivery particularly in higher education contexts. The scope of this article is to discuss how learning technologies can support and promote college student self-regulation in distributed and online learning environments and reexamine the role of the instructor in scaffolding the development of independent, self-regulated learners. A...

2005
JOHN M. OLIN Steven Shavell

Discretion is examined as a feature of the design of rule-guided systems. That is, given that rules have to be administered by some group of persons, called adjudicators, and given that their goals may be different from society’s (or a relevant organization’s), when is it socially desirable to allocate discretionary authority to the adjudicators and, if so, to what extent? The answer reflects a...

2007
Robert Wray

The problem of evaluating general architectures is a difficult one (Newell, 1990). Comparative evaluations that focus on performance alone are especially problematic. It is usually feasible to develop a specialized solution for any particular problem that will outperform a general solution, such as one developed within a cognitive architecture. Thus, an evaluation of the architectural approach ...

2010
John E. Laird Robert E. Wray

We outline eight characteristics of the environments, tasks, and agents important for human-level intelligence. Treating these characteristics as influences on desired agent behavior, we then derive twelve requirements for general cognitive architectures. Cognitive-architecture designs that meet the requirements should support human-level behavior across a wide range of tasks, embedded in envir...

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