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A New Approach For Anti-Aliasing Raster Data In Air Borne Imagery, Fahim Arif, Muhammad Akbar Aug 2005

A New Approach For Anti-Aliasing Raster Data In Air Borne Imagery, Fahim Arif, Muhammad Akbar

International Conference on Information and Communication Technologies

Air borne sensed data is in the form of raster data. Aliasing is always present in a sampled image causing artifact error. To reduce possible aliasing effects, it is a good idea to blur an image slightly before applying a resampling method on it. This paper presents a technique for anti-aliasing remotely sensed images. The technique uses Gaussian low pass filter (GLPF) for generation of slight blur. Then resampling of raster data is performed with the help of bilinear interpolation. Algorithm is developed in MATLAB using some inbuilt functions.


Ergonomics: Implications On Computer End-Users, Maheen Ghauri, Dr. Arshad Siddiqi Aug 2005

Ergonomics: Implications On Computer End-Users, Maheen Ghauri, Dr. Arshad Siddiqi

International Conference on Information and Communication Technologies

Ergonomics is the application of scientific information related to humans to the design of objects, systems and environment for human use. The objective is to apply human characteristics to the design of computer-based work environments to reduce problems of people at work. Lack of ergonomics has serious repercussions on end-users, including physical and mental illnesses. Using ergonomics to design computer-intensive environments would maximize efficiency, productivity and job satisfaction of employees. Unfortunately, in the Government Sector in Pakistan, there is no application of ergonomics in computer-based environments, and this leads to inefficiencies, errors, and safety and health issues. The purpose of …