Leakage-Aware Fake-News Screening for Nigerian Political Claims: Temporal and Domain Evaluation of a Context-Aware Ensemble
Automatic fake-news classifiers can learn publisher, recurring topics, and other factors unrelated to factual veracity. In this paper, a context-aware classifier is evaluated under temporal and event grouping for Nigerian political and election-related claims. The global training set included a corpus of 29,269 non-syn...