Urie Bezuidenhout

5 Questions 16 Answers 0 Followers

Questions related from Urie Bezuidenhout

Time series analysis and forecasting help needed?

I want to know the basic steps of how to check or transform data before undertaking a time series analysis. Is there something that you need to check or test before just picking a method I.e....

08 November 2023 813 1 View

How can I compare the relationship between a time series data?

e.g., traffic volume versus crashes per year (other than using simple correlation)

01 January 2023 960 3 View

Driver behaviour on the approach to signals - Who has any trajectory data other than NGSIM?

I'm researching driver behaviour on the approach to signals and need more data on how drivers react and adjust their speed under the following conditions: 1) lead platoon with red signal - no...

02 November 2015 4,373 8 View

Are you familiar with examples of applying Hidden Markov models?

Who can give me some practical advice/examples on how to implement a Hidden Markov Model. I would like to use that in the traffic engineering context under various traffic flow conditions. E.g. ...

09 April 2015 8,477 3 View

Is there a correlation between (a) surface ripples and (b) crack seal repairs on motorcycle crashes?

Longitudinal seal repairs sometimes tend to cause severe instability in motorcycles under dry conditions in corners. Anecdotally it does not appear to be strongly correlated to road temperature,...

08 April 2015 5,303 3 View