Data Quality Standards for Somali Dialect Classifier

Quality Dimensions

1. Completeness

• All required fields present (text, label, source, timestamp)
• No null or empty text fields
• Labels properly assigned (Northern/Southern/Central)

2. Accuracy

• Text is in Somali (not English, Arabic, or other languages)
• Labels match actual dialect (validated by native speakers)
• Geographic metadata aligns with dialect labels

3. Consistency

• Uniform text encoding (UTF-8)
• Consistent label format (standardized names)
• Timestamp format standardized (ISO 8601)