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The thesis discusses machine setup problems which arise in high-mix, low-volume production environments of printed circuit board assembly (PCB) industry. We concentrate especially on the hybrid setup problem that is a combination of the job grouping and minimum setup problems. We define an objective function that minimizes a weighted sum of the number of(More)
Documents possess a natural structure which can be visualized when they are printed on paper. Traditionally, text processing systems do not support the structured creation of documents. Instead, the formatting speciied by the author deenes implicitly the structure. The system itself is not aware of this structure. However, if the structure could be deened(More)