نتایج جستجو برای: ecological problem

تعداد نتایج: 975966  

2007
Jonas Linderoth Ulrika Bennerstedt

In this chapter we outline an ecological approach to computer games and test out how the theory of ecological psychology can be used for understanding digital games and game-play. Ecological psychology holds that learning is a process of differentiating and not of interpreting or construing. Therefore semiotic/cognitive views on learning and perception with computer games, were the perceptual a...

2009
Yassine Gangat Rémy Courdier Denis Payet

The GERRI project materializes the Grenelle Environnement’s goals, of which the energy management of a territory is a facet. The aim is to forecast future energy production and consumption, bearing in mind economic and ecological indicators, and using a large number of interactions schemes between the involved parties. The originality of this paper is to present a new approach using the multi-a...

Journal: :Anxiety, stress, and coping 2010
Todd B Kashdan R Lorraine Collins

A few recent studies have found evidence showing that social anxiety is associated with diminished positive affect and elevated anger. However, prior work has relied on trait self-report measures of global positive mood or anger. In this preliminary study, we examined how trait social anxiety relates to moment-to-moment positive and angry emotional states as people navigate through their natura...

2001
Sharon Mihalic Katherine Irwin Delbert Elliott Abigail Fagan Diane Hansen

Through the Blueprints for Violence Prevention Initiative, OJJDP provides information to communities on a broad array of violence prevention and intervention programs that have been proven to be effective. This Bulletin describes the demanding criteria established by the Center for the Study and Prevention of Violence to designate model Blueprints programs and the activities of the 11 programs ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده فنی و مهندسی 1387

abstract biometric access control is an automatic system that intelligently provides the access of special actions to predefined individuals. it may use one or more unique features of humans, like fingerprint, iris, gesture, 2d and 3d face images. 2d face image is one of the important features with useful and reliable information for recognition of individuals and systems based on this ...

2005
Wendy K. Tam Cho Charles F. Manski

The cross-level or ecological inference problem has fascinated scholars for nearly a century (Ogburn and Goltra 1919, Allport 1924, Gehlke and Biehl 1934). The problem occurs when one is interested in the behavior of individuals, but has data only at an aggregated level (e.g., precincts, hospital wards, counties). This data limitation creates a situation where the behavior of individuals must b...

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