Structural similarity metrics and information-theory-based metrics have been proposed as completely different alternatives to the traditional metrics based on error visibility and human vision models. Three basic criticisms were raised against the traditional error visibility approach: (1) it is based on near-threshold performance, (2) its geometric meaning may be limited, and (3) stationary po...

for their help in motivating the design and providing helpful discussions, demonstrations, comments and criticisms.

In this paper, we trace the origin and development of the concept of egocentrism in Piaget’s work. We evaluate a number of criticisms that have been leveled against the concept of egocentrism. Based on our evaluation, we propose a reconceptualization of the concept of egocentrism as a decentering process with different phases that is recapitulated at different stages of development. We provide ...

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background suicidal attempt and non-suicidal self-injury are very common in adolescents with a history of childhood maltreatment. by identifying correlates of these kinds of high-risk behaviors, it is possible to prevent and decrease completed suicide. objectives the aims of this study were: 1) to compare adolescents with a history of childhood maltreatment with non-suicidal self injury (nssi) ...

The author responds to Professor Kottow's criticisms, explaining numerous errors and misconceptions.