Methods, systems, articles of manufacture and apparatus to calibrate payload information
Methods, apparatus, systems and articles of manufacture are disclosed to calibrate payload information. An example apparatus a data acquirer to obtain (a) passive measurement data and (b) background active measurement (BAM) data from panelists in a market of interest, the BAM data associated with network usage metrics of panelist wireless devices undisturbed by panelist behavior. The example apparatus further includes a share assignor to assign a first share of the passive measurement data and a second share of the BAM data to particular areas within the market of interest, the first share based on a number of passive measurement occurrences in a first one of the particular areas and the second share based on a second number of BAM occurrences in the first one of the particular areas, a weight calculator to determine weights for the first area based on the first and second shares, and a BAM calibrator to remove a bias between the passive measurement data and the BAM data by calibrating the BAM data for the market of interest using the weights.
1. An apparatus to calibrate measurement data, the apparatus comprising:
a data acquirer to obtain (a) passive measurement data and (b) background active measurement (BAM) data from panelists in a market of interest, the BAM data associated with network usage metrics of panelist wireless devices undisturbed by panelist behavior;
a share assignor to assign a first share of the passive measurement data and a second share of the BAM data to particular areas within the market of interest, the first share based on a number of passive measurement occurrences in a first one of the particular areas, the second share based on a second number of BAM occurrences in the first one of the particular areas;
a weight calculator to determine weights for the first one of the particular areas based on the first and second shares; and
a BAM calibrator to remove a bias between the passive measurement data and the BAM data by calibrating the BAM data for the market of interest using the weights.
2. The apparatus as defined in claim 1 , wherein the particular areas are zip codes within the market of interest.
3. The apparatus as defined in claim 1 , further including:
a market share analyzer to calculate a mean of the number of passive measurement occurrences within the particular areas of the market of interest; and
the share assignor to assign the first share of passive measurement data to the first one of the particular areas based on a comparison between the number of passive measurement occurrences in the first one of the particular areas and the mean of the number of passive measurement occurrences.
4. The apparatus as defined in claim 3 , wherein when the number of passive measurement occurrences in the first one of the particular areas is within a first threshold value above or below the mean, the share assignor is to assign the mean of the number of passive measurement occurrences to the first one of the particular areas.
5. The apparatus as defined in claim 4 , wherein the first threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
6. The apparatus as defined in claim 4 , further including a zip code combiner to combine the number of passive measurement occurrences of the first one of the particular areas with a number of passive measurement occurrences of a second one of the particular areas when the number of passive measurement occurrences of the first and second ones of the particular areas are within a second threshold value of zero passive measurement occurrences.
7. The apparatus as defined in claim 6 , wherein the second threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
8. A non-transitory computer readable storage medium comprising instructions that, when executed, cause a machine to at least:
obtain (a) passive measurement data and (b) background active measurement (BAM) data from panelists in a market of interest, the BAM data associated with network usage metrics of panelist wireless devices undisturbed by panelist behavior;
assign a first share of the passive measurement data and a second share of the BAM data to particular areas within the market of interest, the first share based on a number of passive measurement occurrences in a first one of the particular areas, the second share based on a second number of BAM occurrences in the first one of the particular areas;
determine weights for the first one of the particular areas based on the first and second shares; and
remove a bias between the passive measurement data and the BAM data by calibrating the BAM data for the market of interest using the weights.
9. The non-transitory computer readable storage medium as defined in claim 8 , wherein the particular areas are zip codes within the market of interest.
10. The non-transitory computer readable storage medium as defined in claim 8 , wherein the instructions further cause the machine to:
calculate a mean of the number of passive measurement occurrences within the particular areas of the market of interest; and
assign the first share of passive measurement data to the first one of the particular areas based on a comparison between the number of passive measurement occurrences in the first one of the particular areas and the mean of the number of passive measurement occurrences.
11. The non-transitory computer readable storage medium as defined in claim 10 , wherein the instructions further cause the machine to assign the mean of the number of passive measurement occurrences to the first one of the particular areas when the number of passive measurement occurrences in the first one of the particular areas is within a first threshold value above or below the mean.
12. The non-transitory computer readable storage medium as defined in claim 11 , wherein the first threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
13. The non-transitory computer readable storage medium as defined in claim 11 , wherein the instructions further cause the machine to combine the number of passive measurement occurrences of the first one of the particular areas with a number of passive measurement occurrences of a second one of the particular areas when the number of passive measurement occurrences of the first and second ones of the particular areas are within a second threshold value of zero passive measurement occurrences.
14. The non-transitory computer readable storage medium as defined in claim 13 , wherein the second threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
15. A method comprising:
obtaining (a) passive measurement data and (b) background active measurement (BAM) data from panelists in a market of interest, the BAM data associated with network usage metrics of panelist wireless devices undisturbed by panelist behavior;
assigning a first share of the passive measurement data and a second share of the BAM data to particular areas within the market of interest, the first share based on a number of passive measurement occurrences in a first one of the particular areas, the second share based on a second number of BAM occurrences in the first one of the particular areas;
determining weights for the first one of the particular areas based on the first and second shares; and
removing a bias between the passive measurement data and the BAM data by calibrating the BAM data for the market of interest using the weights.
16. The method as defined in claim 15 , wherein the particular areas are zip codes within the market of interest.
17. The method as defined in claim 15 , further including:
calculating a mean of the number of passive measurement occurrences within the particular areas of the market of interest; and
assigning the first share of passive measurement data to the first one of the particular areas based on a comparison between the number of passive measurement occurrences in the first one of the particular areas and the mean of the number of passive measurement occurrences.
18. The method as defined in claim 17 , further including assigning the mean of the number of passive measurement occurrences to the first one of the particular areas when the number of passive measurement occurrences in the first one of the particular areas is within a first threshold value above or below the mean.
19. The method as defined in claim 18 , wherein the first threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
20. The method as defined in claim 18 , further including combining the number of passive measurement occurrences of the first one of the particular areas with a number of passive measurement occurrences of a second one of the particular areas when the number of passive measurement occurrences of the first and second ones of the particular areas are within a second threshold value of zero passive measurement occurrences.
21. The method as defined in claim 20 , wherein the second threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
22. An apparatus to calibrate measurement data, the apparatus comprising:
means for acquiring (a) passive measurement data and (b) background active measurement (BAM) data from panelists in a market of interest, the BAM data associated with network usage metrics of panelist wireless devices undisturbed by panelist behavior;
means for assigning a first share of the passive measurement data and a second share of the BAM data to particular areas within the market of interest, the first share based on a number of passive measurement occurrences in a first one of the particular areas, the second share based on a second number of BAM occurrences in the first one of the particular areas;
means for calculating weights for the first one of the particular areas based on the first and second shares; and
means for calibrating the BAM data for the market of interest using the weights to remove a bias between the passive measurement data and the BAM data.
23. The apparatus as defined in claim 22 , wherein the particular areas are zip codes within the market of interest.
24. The apparatus as defined in claim 22 , further including:
means for analyzing to calculate a mean of the number of passive measurement occurrences within the particular areas of the market of interest; and
the means for assigning to assign the first share of passive measurement data to the first one of the particular areas based on a comparison between the number of passive measurement occurrences in the first one of the particular areas and the mean of the number of passive measurement occurrences.
25. The apparatus as defined in claim 24 , wherein when the number of passive measurement occurrences in the first one of the particular areas is within a first threshold value above or below the mean, the means for assigning is to assign the mean of the number of passive measurement occurrences to the first one of the particular areas.
26. The apparatus as defined in claim 25 , wherein the first threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
27. The apparatus as defined in claim 25 , further including means for combining the number of passive measurement occurrences of the first one of the particular areas with a number of passive measurement occurrences of a second one of the particular areas when the number of passive measurement occurrences of the first and second ones of the particular areas are within a second threshold value of zero passive measurement occurrences.
28. The apparatus as defined in claim 27 , wherein the second threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
29. An apparatus, comprising:
memory; and
one or more processors to execute computer-readable instructions to:
obtain (a) passive measurement data and (b) background active measurement (BAM) data from panelists in a market of interest, the BAM data associated with network usage metrics of panelist wireless devices undisturbed by panelist behavior;
assign a first share of the passive measurement data and a second share of the BAM data to particular areas within the market of interest, the first share based on a number of passive measurement occurrences in a first one of the particular areas, the second share based on a second number of BAM occurrences in the first one of the particular areas;
determine weights for the first one of the particular areas based on the first and second shares; and
remove a bias between the passive measurement data and the BAM data by calibrating the BAM data for the market of interest using the weights.
30. The apparatus of claim 29 , wherein the particular areas are zip codes within the market of interest.
31. The apparatus of claim 29 , wherein the one or more processors are to execute the computer-readable instructions to:
calculate a mean of the number of passive measurement occurrences within the particular areas of the market of interest; and
assign the first share of passive measurement data to the first one of the particular areas based on a comparison between the number of passive measurement occurrences in the first one of the particular areas and the mean of the number of passive measurement occurrences.
32. The apparatus of claim 31 , wherein the one or more processors are to execute the computer-readable instructions to assign the mean of the number of passive measurement occurrences to the first one of the particular areas when the number of passive measurement occurrences in the first one of the particular areas is within a first threshold value above or below the mean.
33. The apparatus of claim 32 , wherein the first threshold value is a standard error of the number of passive measurement occurrences within the particular areas.
34. The apparatus of claim 32 , wherein the one or more processors are to execute the computer-readable instructions to combine the number of passive measurement occurrences of the first one of the particular areas with a number of passive measurement occurrences of a second one of the particular areas when the number of passive measurement occurrences of the first and second ones of the particular areas are within a second threshold value of zero passive measurement occurrences.
35. The apparatus of claim 34 , wherein the second threshold value is a standard error of the number of passive measurement occurrences within the particular areas.