1. Drug consumption (quantified): Classify type of drug consumer by personality data
2. Speaker Accent Recognition: Data set featuring single English words read by speakers from six different countries for accent detection and recognition
3. Sports articles for objectivity analysis: 1000 sports articles were labeled using Amazon Mechanical Turk as objective or subjective. The raw texts, extracted features, and the URLs from which the articles were retrieved are provided.
4. Student Performance: Predict student performance in secondary education (high school).