The two-volume set LNCS 3211/3212 constitutes the refereed proceedings of the International Conference on Image Analysis and Recognition, ICIAR 2004, held in Porto, Portugal, in September/October 2004. The 210 revised papers presented were carefully reviewed and selected from 316 full papers submitted. The papers are organized in topical sections on image segmentation, image processing and analysis, image analysis and synthesis, image and video coding, shape and matching, image description and recognition, video processing and analysis, 3D imaging, image retrieval and indexing, morphology, biomedical applications, document processing, color analysis, texture analysis, motion analysis, surveillance and remote sensing, tracking, face detection and recognition, security systems, visual inspection.