ISR11 Table of Contents table of contents Harvard University Gerard Salton Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government. TABLE OF CONTENTS (continued) Page SECTION VIII BLO[OCRerr]REN, G., COODMAN, A., and KELLY, L.: "An Rxperimental Investigation of Aut[OCRerr]natic Hierarchy Generation" 1. Introduction . . . 2. Automatic Construction of Hierarchies . VIII-2 3. Outline of the Investigation VIII-12 Appendix A . . . . VIII-15 SECTION Ix BROFFIT, Je D., [OCRerr]RGAN, H. L., and SODEN, J. V.: " On S[OCRerr]ne Clustering Techniques for Information Retrieval" 1. Introduction Ix-l 2. Similarity Measures Ix-4 3. Rocchio's Procedure Ix-5 4. Bonner's Procedure Ix-7 5. The Experiment Dc-b 6. Evaluation Ix-Il 7. Results and Conclusions Ix-12 xi