Unsupervised Discovery of Drug Side-Effects from Heterogeneous Data Sources

Feng long Ma et al.

Related Dataset

  • Side effect claims: Healthboards, FDA/FEARS

1. Methods of discovering ADEs

Mehods Description Pros Cons
Threshold Potential ADEs would be recognized once if the bumber of its reports exceeds the threshold Simplest Fail to consider the reporters' reliabilty
Truth Discovery Infer the ture information along with learning users' reliability degrees. 2 fundamental questions: single/multiple truth discovery Tend to discover truth with higher quality

2. Definition of the ADE discovery problem

(1) Single object: drugs
(2) Multiple claims: users report multiple side-effects
(3) Reporters' quality: platform + user. For user quality, consider both pisitive claims and negative claims, final quality= Quality(users in positive claims) - Quality(users in negative claims)

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