Measuring service quality from unstructured data: A topic modeling application on airline passengers' online reviews.
Nikolaos KorfiatisPanagiotis StamolamprosPanos E. KourouthanassisVasileios SagiadinosPublished in: Expert Syst. Appl. (2019)
Keyphrases
- topic modeling
- service quality
- opinion mining
- unstructured data
- online reviews
- topic models
- information systems
- structured data
- text mining
- sentiment analysis
- data mining
- textual data
- latent dirichlet allocation
- big data
- user satisfaction
- semi structured
- quality of service
- electronic commerce
- co occurrence
- feature space
- databases