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Usage Number of Pages Found by Search Engines for Business Analytics Alex Zolot, PhD Rick Castro

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Presentation on theme: "Usage Number of Pages Found by Search Engines for Business Analytics Alex Zolot, PhD Rick Castro"— Presentation transcript:

1 Usage Number of Pages Found by Search Engines for Business Analytics Alex Zolot, PhD Rick Castro StatVis Consulting, San Diego

2 2www.StatVis.com 2 Usually to get info from the Internet – 2 stage process: 1. Google to get a list of links; 2. Follow the links to specific web sites for requisite information. Directly: 1)The number of searches with the query - Google Insights or 2) The number of pages found by a search engine - GoogMeter

3 3www.StatVis.com Usage Number of Pages Found by Search Engines for Business Analytics Alex Zolot, PhD Rick Castro StatVis Consulting, San Diego

4 4www.StatVis.com 4 GoogMeter (www.googmeter.com)

5 5www.StatVis.com 5 GoogMeter : Output

6 6www.StatVis.com 6 GoogMeter : Calculation of Indexes Totals of #Pages Found: by columns - Tot(Obj) by rows - Tot(Prop) overall - Tot Empirical probabilities: p(Obj) = Tot(Obj) /Tot p(Prop) = Tot(Prop) /Tot Expected number of pages: E(Obj, Prop) = Tot * p(Obj) * P(Prop) Indexes: Ind(Obj, Prop) = 100 * N(Obj, Prop) / E(Obj, Prop)

7 7www.StatVis.com 7 GoogMeter : Too variants for bubble's volumes: 1. Volume ~ ( N - E ) 2 / E 2. Volume ~ | ln ( Ind / 100 ) | = | ln ( N / E ) |

8 8www.StatVis.com 8 Usage of Googmeter for Business Analytics.Quality of Products Comparison of HW brands.

9 9www.StatVis.com 9 Usage of Googmeter for Business Analytics.Quality of Products Comparison of SW brands.

10 10www.StatVis.com 10 Usage of Googmeter for Business Analytics.Quality of Products Comparison of SW brands – visual. of 4 parameters.

11 11www.StatVis.com 11 Usage of Googmeter for Business Analytics.Marketing Comparison of HW brands by country

12 12www.StatVis.com 12 Usage of Googmeter for Business Analytics.Marketing Comparison of HW brands by university associations

13 13www.StatVis.com 13 Time Series. Time series for HW brands from Googmeter

14 14www.StatVis.com 14 Time Series. Time series for HW brands. Comparison between smoothed Googmeter (left axis, solid lines) and Google Insight (right axis, dashed lines) data.

15 15www.StatVis.com 15 Time Series. Time series for Google Insights number of searches for Sun Microsystems (black solid line) and volume of stocks trade with JAVA(red dashed line).

16 16www.StatVis.com 16 References [1] Douwe Osinga Mapped Web [2] Michael Cavaretta, Sales Forecasting Using Google Searches. SAS 2008 Data Mining Conference, Las Vegas,

17 Usage Number of Pages Found by Search Engines for Business Analytics Alex Zolot, PhD Rick Castro StatVis Consulting, San Diego


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