870 resultados para Wrapper validation


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Bien que des photographies d’expressions émotionnelles faciales soient couramment utilisées pour étudier le traitement des informations affectives, les ensembles de stimuli actuels comportent différentes limites méthodologiques. Dans la perspective d’améliorer la validité écologique des travaux sur la reconnaissance émotionnelle faciale (REF), l’étude propose un nouvel ensemble de stimuli dynamiques constitué de personnages virtuels exprimant les six émotions fondamentales à différentes intensités. La validation préliminaire des stimuli a été effectuée en les comparant aux stimuli du POFA. Dans l’étude 1, le contenu émotionnel de 84 avatars statiques et de 48 photographies du POFA a été évalué par 150 étudiants. Dans l’étude 2, la REF a été évaluée chez 134 étudiants à l’aide d’avatars dynamiques. L’habileté à reconnaître les émotions est similaire à celle rapportée dans la littérature scientifique ainsi qu’au POFA. Les résultats permettent de conclure que les avatars constituent un ensemble valide de stimuli pour étudier la REF, offrant une contribution significative dans le domaine de la recherche émotionnelle. L’usage d’avatars étant de plus en plus courant à des fins d’intervention et de recherche, les stimuli ouvrent aussi la voie à diverses applications, entre autres pour l’étude des comportements violents. D’autres travaux devront être réalisés afin de poursuivre leur validation.

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An interdisciplinary team of a pediatric university teaching hospital in the Montreal area, who treats annually a considerable number of child burn victims, developed a behavioral observation scale on the comfort of children of 7 years of age and less during painful procedures «Échelle d’observation comportementale du confort d’enfants brûlés» (OCCEB- BECCO). The goal of this study was to initiate the validation of OCCEB-BECCO, a new tool for evaluation of comfort for child burn victims. With samples of 16 patients and 5 experts, we proceeded to the evaluation of content validity, internal consistency and criterion validity. Results have shown adequate content validity, internal consistency with (T1) r = 0,96 p < 0,0001, (T2) r = 0,95 p < 0,0001, (T3) r = 0,95 p < 0,0001 and criterion validity with Cronbach alpha at 0,82. A future study with a larger sample and on a longer period of time would be required to pursue validation of this new scale.

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National Centre for Aquatic Animal Health, Cochin University of Science and Technology

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Embedded systems are usually designed for a single or a specified set of tasks. This specificity means the system design as well as its hardware/software development can be highly optimized. Embedded software must meet the requirements such as high reliability operation on resource-constrained platforms, real time constraints and rapid development. This necessitates the adoption of static machine codes analysis tools running on a host machine for the validation and optimization of embedded system codes, which can help meet all of these goals. This could significantly augment the software quality and is still a challenging field.Embedded systems are usually designed for a single or a specified set of tasks. This specificity means the system design as well as its hardware/software development can be highly optimized. Embedded software must meet the requirements such as high reliability operation on resource-constrained platforms, real time constraints and rapid development. This necessitates the adoption of static machine codes analysis tools running on a host machine for the validation and optimization of embedded system codes, which can help meet all of these goals. This could significantly augment the software quality and is still a challenging field.Embedded systems are usually designed for a single or a specified set of tasks. This specificity means the system design as well as its hardware/software development can be highly optimized. Embedded software must meet the requirements such as high reliability operation on resource-constrained platforms, real time constraints and rapid development. This necessitates the adoption of static machine codes analysis tools running on a host machine for the validation and optimization of embedded system codes, which can help meet all of these goals. This could significantly augment the software quality and is still a challenging field.Embedded systems are usually designed for a single or a specified set of tasks. This specificity means the system design as well as its hardware/software development can be highly optimized. Embedded software must meet the requirements such as high reliability operation on resource-constrained platforms, real time constraints and rapid development. This necessitates the adoption of static machine codes analysis tools running on a host machine for the validation and optimization of embedded system codes, which can help meet all of these goals. This could significantly augment the software quality and is still a challenging field.This dissertation contributes to an architecture oriented code validation, error localization and optimization technique assisting the embedded system designer in software debugging, to make it more effective at early detection of software bugs that are otherwise hard to detect, using the static analysis of machine codes. The focus of this work is to develop methods that automatically localize faults as well as optimize the code and thus improve the debugging process as well as quality of the code.Validation is done with the help of rules of inferences formulated for the target processor. The rules govern the occurrence of illegitimate/out of place instructions and code sequences for executing the computational and integrated peripheral functions. The stipulated rules are encoded in propositional logic formulae and their compliance is tested individually in all possible execution paths of the application programs. An incorrect sequence of machine code pattern is identified using slicing techniques on the control flow graph generated from the machine code.An algorithm to assist the compiler to eliminate the redundant bank switching codes and decide on optimum data allocation to banked memory resulting in minimum number of bank switching codes in embedded system software is proposed. A relation matrix and a state transition diagram formed for the active memory bank state transition corresponding to each bank selection instruction is used for the detection of redundant codes. Instances of code redundancy based on the stipulated rules for the target processor are identified.This validation and optimization tool can be integrated to the system development environment. It is a novel approach independent of compiler/assembler, applicable to a wide range of processors once appropriate rules are formulated. Program states are identified mainly with machine code pattern, which drastically reduces the state space creation contributing to an improved state-of-the-art model checking. Though the technique described is general, the implementation is architecture oriented, and hence the feasibility study is conducted on PIC16F87X microcontrollers. The proposed tool will be very useful in steering novices towards correct use of difficult microcontroller features in developing embedded systems.

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Globalization and liberalization, with the entry of many prominent foreign manufacturers, changed the automobile scenario in India, since early 1990‟s. Manufacturers such as Ford, General Motors, Honda, Toyota, Suzuki, Hyundai, Renault, Mitsubishi, Benz, BMW, Volkswagen and Nissan set up their manufacturing units in India in joint venture with their Indian counterpart companies, by making use of the Foreign Direct Investment policy of the Government of India, These manufacturers started capturing the hearts of Indian car customers with their choice of technological and innovative product features, with quality and reliability. With the multiplicity of choices available to the Indian passenger car buyers, it drastically changed the way the car purchase scenario in India and particularly in the State of Kerala. This transformed the automobile scene from a sellers‟ market to buyers‟ market. Car customers started developing their own personal preferences and purchasing patterns, which were hitherto unknown in the Indian automobile segment. The main purpose of this paper is to come up with the identification of possible parameters and a framework development, that influence the consumer purchase behaviour patterns of passenger car owners in the State of Kerala, so that further research could be done, based on the framework and the identified parameters

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Cochin University Of Science And Technology

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Usually, psychometricians apply classical factorial analysis to evaluate construct validity of order rank scales. Nevertheless, these scales have particular characteristics that must be taken into account: total scores and rank are highly relevant

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Monográfico con el título: 'La competencia de aprender a aprender y el aprendizaje autorregulado: posicionamientos teóricos'. Resumen basado en el de la publicación

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