Dear colleagues, We inform you that the deadline for paper submission to ICGI 2023 <https://gpcg.pt/icgi2023/> has been extended to July 31st. We also inform that some of the best conference papers will be selected and their authors invited to submit (for free) an extended versions to the Special Issue "Xtended or Mixed Reality (AR + VR): Technology and Applications" of Computers <https://www.mdpi.com/journal/computers/special_issues/4RD9J46OZG> international journal. Best regards, Vítor Sá Anabela Marto (Conference chairs) [Call for papers] ICGI 2023: International Conference on Graphics and Interaction 2023 Polytechnic University of Tomar Tomar, Portugal, November 2-3, 2023 Conference website <https://gpcg.pt/icgi2023/> https://gpcg.pt/icgi2023/ Submission link https://easychair.org/conferences/?conf=icgi2023 Submission deadline July 17, 2023 July 31, 2023 ICGI 2023 – International Conference on Graphics and Interaction – corresponds to the 30th conference promoted by the Eurographics Portuguese Chapter – the portuguese group of the European Association for Computer Graphics. The conference started in the late 80's as a small symposium and has grown in importance each year. ICGI 2023 is dedicated to the latest and promising research related to interaction techniques, computer graphics, and its applications, including software, hardware, visualization, and games. It covers the areas of Computer Graphics, Image Processing, Computer Vision, Information Visualization, Human-Computer Interaction, as well as related fields such as Virtual and Augmented Reality, Modelling, Rendering, Digital Arts, and Information Visualization. Submission Guidelines All papers must be original and not simultaneously submitted to another journal or conference. The official languages of the conference are English and Portuguese. Articles written in Portuguese must also include the title and abstract in English. The following paper categories are welcome: 1. Full papers should not exceed 8 A4 pages. 2. Short papers should not exceed 4 A4 pages. 3. Posters should be designed as A0 portrait orientation and should be accompanied by a text, in the same format as the articles, with a maximum of 2 A4 pages to be included in the conference proceedings List of Topics 1. Computer Graphics Algorithms 2. Image Processing and Analysis 3. Computer Vision 4. Information Visualization 5. Modelling 6. Rendering 7. Computer Games 8. Human-Computer Interaction 9. Multimedia and Hypermedia 10. Multimodal and Multisensory Interfaces 11. Usability and UX 12. User-Centered Design 13. Virtual, Mixed, and Augmented Reality 14. Digital Arts Publication Accepted conference papers will appear in the ICGI 2023 digital proceedings (book with ISBN) and, similar to previous ICGI editions, all full papers in the IEEE Xplore Digital Library. After the event, some of the best conference papers will be selected and their authors invited to submit (for free) an extended versions to the Special Issue <https://www.mdpi.com/journal/computers/special_issues/4RD9J46OZG> "Xtended or Mixed Reality (AR + VR): Technology and Applications" of Computers international journal. Venue The conference will be held in the Polytechnic University of Tomar, Portugal. Contact All questions about submissions should be emailed to icgi2023(a)gmail.com <mailto:icgi2023@gmail.com>