You are cordially invited to participate by submitting your work in all areas of Computer Graphics, Image Processing and Computer Vision, but not limited to, the topics listed at the About SIBGRAPI link.

Contributions should be in one of the following categories ("author's instructions" and more detailed descriptions are given in the respective links below):

• FULL PAPERS scheduled as oral presentations and published in the Proceedings as two-column, 8-page papers, in English. Proceedings will be published by IEEE Press. Selected papers will be published in journals in the area.

• TECHNICAL POSTERS presented in a special session and published as two-column, 1-page papers, in English. The area available for each poster is 70 X 100 (width X height in cm).

• TUTORIALS about classical or timely topics, ranged from elementary to advanced, consisting of three to six hours of lectures with printed notes (20-50 pages), in Portuguese, Spanish or English.

• INDUSTRIAL TRACK half day or full day seminars will be organized on a special session related to the conference topics and its relevant implications in industry and public policies or regional and national developing.

• EDUCATIONAL TRACK scheduled as short oral presentations describing current proposals and activities related to education in Computer Graphics, Image Processing, Computer Vision and new media (2-4 pages).

• LAB PRESENTATIONS scheduled as short oral presentations, describing research labs' goals and running projects.

• WORKSHOP OF THESIS AND DISSERTATION This workshop is intended for both Master´s and PhD students interested in presenting their work.

• WORKSHOP OF UNDERGRADUATE WORK This workshop aims to encourage undergraduate students to take part in scientific work.

• VIDEO FESTIVAL generated by computer graphics or digital video processing techniques. Presented in a special session.

In case of questions, please feel free to send an email to: sibgrapi2004@inf.ufpr.br.