Data quality in recommender systems: the impact of completeness of item content data on prediction accuracy of recommender systems.
Bernd HeinrichMarcus HopfDaniel LohningerAlexander SchillerMichael SzubartowiczPublished in: Electron. Mark. (2021)
Keyphrases
- data quality
- prediction accuracy
- recommender systems
- quality management
- data warehouse
- data cleaning
- quality assessment
- information loss
- data transformation
- data sets
- data privacy
- data cleansing
- collaborative filtering
- matrix factorization
- data model
- user preferences
- user context
- knowledge discovery
- statistical summaries
- privacy guarantees
- user ratings
- recommendation algorithms
- predictive power
- missing data
- privacy preserving
- web documents