September 8, 2009
Google Insights recently rolled out a new feature: 12 month search forecasts. The forecast comes from a relatively simple decomposition of the search volume into trend, seasonal and residual components. The model's out-of-sample performance is tested on the most recent 12 month period; if that prediction proves accurate, then the model is accepted. Here's what [...]
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June 11, 2009
Hi All, Todays graph indicates that searches for two seemingly unrelated words, "cliff" and "spark", follow the same pattern. Now, why is this the case? I believe that the answer is related to the school schedule in the United States. As the graph clearly indicates, searches for "cliff" and "spark" are at their lowest levels during [...]
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