ijl20's posts


9 posts found

Re: Milton Rd

  By: ijl20 on Oct. 21, 2017, 10:52 a.m.

do you want to draw a polygon for Milton Road that would be preferable for analysis? For the 10 in/out zones we have already (i.e. 20) I hacked together a tool to draw the zones on a map, with the coordinates accumulating as text below the map yo...

Re: ts_delta

  By: ijl20 on Oct. 21, 2017, 10:17 a.m.

thanks - good question... I'll answer it within the broader context of calculations the Zone is doing in real-time:

TL;DR: ts_delta is the sum of the lengths in seconds of the entry vector and exit vector of the vehicle that successfully transite...

Re: CSN coverage map (as of July 2017)

  By: ijl20 on Oct. 20, 2017, 12:25 p.m.

Is there any way you can host this map on the site so it can be played with?

The map has been implemented as a web page which may in due course make its way onto the SmartCambridge platform, with the idea that the Cambridge Sensor Network cov...

Quick introduction to the Traffic element of this platform

  By: ijl20 on Oct. 15, 2017, 12:38 p.m.

Currently (October 2017), analysis of the traffic conditions in Cambridge is derived from the real-time positions of the region's buses. The data is presented in the form of 'transit times' of buses along pre-defined sections of road.

You can vi...

Re: Adventures in connecting to the network

  By: ijl20 on Oct. 15, 2017, 10:08 a.m.

thanks for this...

When we get this forum more organised we'll have separate forums for the Cambridge Sensor Network, Buses, Car Parking, Air Quality and Traffic (and I guess whichever additional projects get added to the list). Plus we can put s...

Re: Where have all the data/APIs gone?

  By: ijl20 on Oct. 3, 2017, 11:58 a.m.

Congratulations being the first person (other than me) to post to this new forum...

http://smartcambridge.org/csn/network is the picture of the LoraWAN basestations, not the sensors on the network. I.e. it shows you where the antennas are and giv...

CSN coverage map (as of July 2017)

  By: ijl20 on Sept. 29, 2017, 2:52 p.m.

Here's the area covered by our current Cambridge Sensor Network CSN heatmap

A bit of information on this new Forum

  By: ijl20 on Sept. 26, 2017, 8:02 a.m.

Hi, we've just added this forum to the SmartCambridge platform this week (26th Sept 2017)...

To add posts you wil need to create an account (click the 'Sign Up' button at the top of the page, and when you've done the email confirmation you can t...

Hi - first post from Ian Lewis...

  By: ijl20 on Sept. 21, 2017, 4:16 p.m.

we'll try and add some useful content as posts in this forum...