Glossary
Glossary9 records
| Reach | Number of respondents who like at least one selected product. |
| Frequency | Total positive responses for selected products. |
| Penetration | Harmonic mean of the selected products' individual reach counts. |
| Portfolio | Selected product set. |
| Fixed product | Product required in every portfolio. |
| Full cover | Smallest portfolio that reaches all reachable respondents. |
| Frontier | Portfolios where more frequency requires less reach. |
| Greedy | Repeatedly choose the product with the largest additional reach. |
| Most popular | Maximize frequency, then reach. |
| Term | Meaning |
|---|---|
| Reach | Number of respondents who like at least one selected product. |
| Frequency | Total positive responses for selected products. |
| Penetration | Harmonic mean of the selected products' individual reach counts. |
| Portfolio | Selected product set. |
| Fixed product | Product required in every portfolio. |
| Full cover | Smallest portfolio that reaches all reachable respondents. |
| Frontier | Portfolios where more frequency requires less reach. |
| Greedy | Repeatedly choose the product with the largest additional reach. |
| Most popular | Maximize frequency, then reach. |