 With the advanced growth of the Internet, people are expecting systems to support variety of medias. This has therefore leads to new challenges such as the requirements to have new storage, retrieval and presentation of data. In addition, as the sizes continue to grow and the data become more and more complex, it is increasingly crucial and challenging to manage and analyze large amount of mu...

A lot of discourses about the so-called « screen civilization » pay little attention to screens. They usually speculate about a supposed cyberspace instead of examining the visible forms of effective communication. This paper looks at what is visible or invisible on computer-supported medias. To do this, it considers both the semiotics of visible signs displayed on the screen and the metasemiot...

OBJECTIVE The aim of this study was to examine the relationship of compulsive hoarding with dengue. METHOD Fifty two adults notified by health vigilance authorities because of inappropriate trash accumulation in vacant lots in Goiânia, Central Brazil, completed a questionnaire regarding the presence and severity of hoarding behavior (Hoarding Rating Scale-Interview HRS-I). Five dimensions of ...

Las aproximaciones a las clases medias que han primado en el pensamiento latinoamericano y organizan debate académico actual conforman núcleo analítico de este artículo. Se otorga especial interés la estratificación movilidad social política cuanto ejes reflexión contemporánea, así como al imperativo superar los mitos suelen tejerse raíz del uso desenfrenado concepto. Luego optimismo caracterís...

Watermarking is a technique that is used in copyright–protection for valuable medias. Watermarking is measured by four quantities: capacity, security, robustness, and imperceptibility. In this study, robustness of five watermarking algorithms will be assessed. The study will also lightly touch on imperceptibility characteristics of the algorithms. The five algorithms are CDMA Spatial Domain Spr...