You need to divide crime counts by population density. Otherwise you're just plotting population density.
Show HN: Play with an interactive heatmap of SF crime (and other cities)
131–137 of 137 posts
Re: Show HN: Play with an interactive heatmap of SF crime (and other cities)
#132Earlier quoted context omitted.
I just don't buy that it evens out. For example, go here: https://cde.ucr.cjis.gov/LATEST/webapp/#/pages/explorer/crim... Look at Florida: "The 2022 estimated Crime statistics for Florida are based on data received from 403 of 758 participating law enforcement agencies in the state that year." That's 54% participation. Look at Oregon: "The 2022 estimated Crime statistics for Oregon are based on data received from 215…
That might be a problem for state-level reporting but I'm not sure it really maps on to the city of San Francisco very well, tbf
Re: Show HN: Play with an interactive heatmap of SF crime (and other cities)
#133Re: Show HN: Play with an interactive heatmap of SF crime (and other cities)
#134Great work! - The maps are pretty and scale nicely. The clarity and granularity of text is appreciated. - The controls are excellent. I might put the copy and help in the same single title/menu panel (without "viewing:" as obvious) Some other features I found myself wanting: - Visually bound the map so you can see when it can't be moved in a direction. Think about what to do when the control panel is open and the use…
Re: Show HN: Play with an interactive heatmap of SF crime (and other cities)
#135This is very cool. I turned on all the types of crime and a weird set of diagonal darker regions appeared in the avenues. Either this is some weird artifact of the geocoding or there's some really strange magnetic fields or something affecting crime.
Re: Show HN: Play with an interactive heatmap of SF crime (and other cities)
#136Earlier quoted context omitted.
There is an app called Citizen that notifies you about crime happening near you in real time
Damn, the police should start using that app!