This camera will help judge if there is a large number of people waiting to cross
[...] Intended to start late summer 2014 and running till the end of the year, TfL plan to have a report on the outcome of the pedestrian Split Cycle Offset Optimisation Technique (SCOOT) trial by Christmas 2014.
SCOOT will use stereoscopic vision technology that Mark Cracknell, Team Leader of Traffic Technology described as working "in the same way as eyes", as pairs of cameras will work alongside existing vehicle systems to track pedestrian movements and control traffic signal timings.
Cameras will focus on zones of interest, which are previously determined areas that pedestrians enter when approaching crossings.
In these zones the cameras count the numbers present, and track the density, or level of fullness, of each zone.
Based on this, SCOOT will determine which zone is fullest and who has been waiting the longest, prioritising those that are in highest demand to cross.
[...]
Full article
HERE by Ellie Cambridge