Research Article
A Study on Multiattribute Aggregation Approaches to Product Recommendation
Table 3
Comparison of different aggregation models.
| Aggregation modelsć | Average satisfaction | Variance | t-test |
| Consumer target-based aggregation model | 0.72 | 18.53 | 0.097 | PrOnto-based aggregation model | 0.77 | 12.49 |
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