
Social Sensing
Building Reliable Systems on Unreliable Data
Description
Key Features
- Offers a unique interdisciplinary perspective bridging social networks, big data, cyber-physical systems, and reliability
- Presents novel theoretical foundations for assured social sensing and modeling humans as sensors
- Includes case studies and application examples based on real data sets
- Supplemental material includes sample datasets and fact-finding software that implements the main algorithms described in the book
Readership
Researchers or graduate students in sensor networks and information processing as well as data mining, machine learning, social networks, information fusion, and embedded computing
Table of Contents
Dedication
Acknowledgments
Authors
Foreword
Preface
Chapter 1: A new information age
- Abstract
- 1.1 Overview
- 1.2 Challenges
- 1.3 State of the Art
- 1.4 Organization
Chapter 2: Social sensing trends and applications
- Abstract
- 2.1 Information Sharing: The Paradigm Shift
- 2.2 An Application Taxonomy
- 2.3 Early Research
- 2.4 The Present Time
- 2.5 A Note on Privacy
Chapter 3: Mathematical foundations of social sensing: An introductory tutorial
- Abstract
- 3.1 A Multidisciplinary Background
- 3.2 Basics of Generic Networks
- 3.3 Basics of Bayesian Analysis
- 3.4 Basics of Maximum Likelihood Estimation
- 3.5 Basics of Expectation Maximization
- 3.6 Basics of Confidence Intervals
- 3.7 Putting It All Together
Chapter 4: Fact-finding in information networks
- Abstract
- 4.1 Facts, Fact-Finders, and the Existence of Ground Truth
- 4.2 Overview of Fact-Finders in Information Networks
- 4.3 A Bayesian Interpretation of Basic Fact-Finding
- 4.4 The Iterative Algorithm
- 4.5 Examples and Results
- 4.6 Discussion
- Appendix
Chapter 5: Social Sensing: A maximum likelihood estimation approach
- Abstract
- 5.1 The Social Sensing Problem
- 5.2 Expectation Maximization
- 5.3 The EM Fact-Finding Algorithm
- 5.4 Examples and Results
- 5.5 Discussion
Chapter 6: Confidence bounds in social sensing
- Abstract
- 6.1 The Reliability Assurance Problem
- 6.2 Actual Cramer-Rao Lower Bound
- 6.3 Asymptotic Cramer-Rao Lower Bound
- 6.4 Confidence Interval Derivation
- 6.5 Examples and Results
- 6.6 Discussion
- Appendix
Chapter 7: Resolving conflicting observations and non-binary claims
- Abstract
- 7.1 Handling Conflicting Binary Observations
- 7.2 Handling Non-Binary Claims
- 7.3 Performance Evaluation
- 7.4 Discussion
- Appendix
Chapter 8: Understanding the social network
- Abstract
- 8.1 Information Propagation Cascades
- 8.2 A Binary Model of Human Sensing
- 8.3 Inferring the Social Network
- 8.4 A Social-Aware Algorithm
- 8.5 Evaluation
- 8.6 Discussion and Limitations
Chapter 9: Understanding physical dependencies: Social meets cyber-physical
- Abstract
- 9.1 Correlations in the Physical World
- 9.2 Accounting for the Opportunity to Observe
- 9.3 Accounting for Physical Dependencies
- 9.4 Real-World Case Studies
- 9.5 Discussion
- Appendix
Chapter 10: Recursive fact-finding
- Abstract
- 10.1 Real Time Social Sensing
- 10.2 A Streaming Truth Estimation Model
- 10.3 Dynamics and the Recursive Algorithm
- 10.4 Performance Evaluation
- 10.5 Discussion
Chapter 11: Further readings
- Abstract
- 11.1 Estimation Theory
- 11.2 Data Quality and Trust Analysis
- 11.3 Outlier Analysis and Attack Detection
- 11.4 Recommender Systems
- 11.5 Surveys and Opinion Polling
Chapter 12: Conclusions and future challenges
- Abstract
- 12.1 Summary and Conclusions
- 12.2 Remaining Challenges and Future Work
References
Index
Product details
- No. of pages: 232
- Language: English
- Copyright: © Morgan Kaufmann 2015
- Published: March 23, 2015
- Imprint: Morgan Kaufmann
- eBook ISBN: 9780128011317
- Paperback ISBN: 9780128008676
About the Authors
Dong Wang

Affiliations and Expertise
Tarek Abdelzaher

Affiliations and Expertise
Lance Kaplan
