Understanding Information Retrieval Systems

    31 Recommender Systems        and Expert Locators

Derek L. Hansen, Tapan Khopkar, and Jun Zhang

CONTENTS

Introduction

Recommender Systems

Collaborative Systems

Elicit Preferences

Compute Predictions

Make Recommendations

Content-Based Systems

Challenges of Recommender Systems

Recommender System Research

Summary

Expert Locator Systems

Expert Databases

Automatic Expertise Finders

Expertise Recommenders

Expert Referral Systems

Summary

Conclusion

References

Bibliography

INTRODUCTION

Despite the abundance of recorded information, many information seekers turn to other humans for advice and recommendations. Humans, after all, can be quite adept at ...