Blog Archives

Google scholar metrics

April 2, 2012
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Google scholar metrics

Google has produced another great tool for researchers, this time providing some metrics on journal citations. Google Scholar Metrics allows you to search on journals rather than articles, and to see the average or median h-index for each journal. For example, a search on “forecasting” yields the following results: The h-index is the largest number such that at least articles in that publication were cited at least times each. The…

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Forecasts and ggplot

March 22, 2012
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Forecasts and ggplot

The forecast package uses the base R graphics for all plots, but some people may prefer to use the nice graphics available using the ggplot2 package. In the following two posts, Frank Davenport shows how it can be done: Plotting forecast() objects in ...

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XeLaTeX with TeXstudio

March 5, 2012
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XeLaTeX with TeXstudio

XeLaTeX is a replacement for pdfLaTeX that allows you to use the fonts on your computer (rather than only those fonts that come with your tex system). However, TeXstudio is not set up to use XeLaTeX yet. Fortunately, it is not difficult. Go to Options/...

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Data visualization

March 4, 2012
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Data visualization

For those who have not read the seminal works of Tufte and Cleveland, please hang your heads in shame. To salvage some sense of self-worth, you can then head over to Solomon Messing’s blog where he is starting a series on data visualization based on ...

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Exponential smoothing and regressors

February 28, 2012
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Exponential smoothing and regressors

I have thought quite a lot about including regressors (i.e. covariates) in exponential smoothing (ETS) models, and I have done it a couple of times in my published work. See my 2008 exponential smoothing book (chapter 9) and my 2008 Tourism Management paper. However, there are some theoretical issues with these approaches, which have come to light through the research of Ahmad Farid Osman, one of our PhD students at Monash University.…

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Academia StackExchange

February 22, 2012
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Academia StackExchange

There’s a new StackExchange site that might be useful to readers: Academia. It is a Q&A site for academics and those enrolled in higher education. The draft FAQ says it will cover: Life as a graduate student, postdoctoral researcher, university professor Transitioning from undergraduate to graduate researcher Inner workings of research departments Requirements and expectations of academicians Judging from the first 89 questions, this is going to be extremely helpful,…

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