This document provides an overview of the proceedings from the 8th European Conference on Computer Vision (ECCV 2004) held in Prague, Czech Republic, from May 11-14, 2004. The conference, organized by Tomáš Pajdla and Jiří Matas from the Czech Technical University in Prague, received 555 submissions, with 41 papers accepted for oral presentation and 149 for poster presentation. The review process was enhanced with several innovations, including an increased number of program committee members, a paper ranking system, and a discussion phase for authors to respond to reviews. The proceedings cover a wide range of topics in computer vision, including tracking, object detection, recognition, and image processing. Each section of the document lists the authors, contributors, and additional reviewers, as well as the sponsors and organizational details of the conference. The content is organized into four parts: Tracking, Geometry, Appearance, and Learning and Recognition, each containing a variety of research papers and posters.This document provides an overview of the proceedings from the 8th European Conference on Computer Vision (ECCV 2004) held in Prague, Czech Republic, from May 11-14, 2004. The conference, organized by Tomáš Pajdla and Jiří Matas from the Czech Technical University in Prague, received 555 submissions, with 41 papers accepted for oral presentation and 149 for poster presentation. The review process was enhanced with several innovations, including an increased number of program committee members, a paper ranking system, and a discussion phase for authors to respond to reviews. The proceedings cover a wide range of topics in computer vision, including tracking, object detection, recognition, and image processing. Each section of the document lists the authors, contributors, and additional reviewers, as well as the sponsors and organizational details of the conference. The content is organized into four parts: Tracking, Geometry, Appearance, and Learning and Recognition, each containing a variety of research papers and posters.