1 A Survey of File Organizations and Performance. - 1. Introduction. - 2. Primary Key File Organizations. - 3. Secondary Key File Organizations. - 4. Complex File and Data Base Structures. - 5. Summary. - References and Bibliography. - 2 Linked Forest Manipulation SystemsA Tool for Computational Semantics. - 1. Introduction. - 2. Tree and Linked Forest Manipulation Systems. - 3. Describing a Programming Language Formally. - 4. Formalism for Linked Forest Manipulation Systems. - 5. Model for Formal Description of Programming Languages. - 6. Examples. - References. - 3 Software Development for Digital Control. - 1. Introduction. - 2. Hardware. - 3. Development of Digital Algorithms. - 4. Implementation Considerations. - 5. Software. - 6. Conclusions. - References. - 4 Clustering Analysis and Its Applications. - 1. Introduction. - 2. Distance Functions. - 3. Clustering AnalysisGraph Theoretical Approach. - 4. Visual Clustering Analysis. - 5. A Review of Clustering Analysis Techniques Discussed. - 6. Clustering Analysis and Storage Reduction. - 7. Clustering Analysis and Nearest Neighbor Searching. - 8. Clustering Analysis and Partial Match Searching. - 9. Clustering Analysis and the Program Restructuring Problem. - 10. Concluding Remarks and Directions for Future Research. - References. - 5 An Introduction to Geometric Modeling and Its Applications in Mechanical Design and Production. - 1. Introduction. - 2. Models and Representations for Rigid Solid Objects. - 3. Properties of Solid Objects. - 4. Object-Modifying Processes. - 5. Conclusions. - References. Language: English