Thanks Jason and Johan for good input on this. Jan: Do we need a geojson file for the facilities, or are you generating this on the fly from the coordinates in the DHIS organisationunit table?
Knut On Fri, Oct 23, 2009 at 2:04 PM, Jason Pickering < [email protected]> wrote: > Hi there. A couple of more issues that arise from this as well. > > First, transparency. I am thinking that it would be nice, if possible, > to be able to adjust the level of transparency in addition to the > color scheme. This is a tricky issue, as transparent point symbols may > "bleed" into the colors underneath. This is the same for polygons, > which might be transparent so some degree, and bleed in with the > background image (such as a satellite image or other WMS background > layer). I am not really sure what the best way to handle this is. It > is easy to create really crappy looking maps unless this is managed > properly. I am not sure if you have considered this, or if it is even > possible. > > Second, layer ordering. I can imagine we will start getting into a > situation where we will have to apply some sort of ordering to the > layers, similar to the functionality in most GIS systems. With all of > these layers (polygons, point symbols, background layers, and other > "static layers" such as roads, transportation, etc) it may get very > messy quickly. > > Intermap, the client that ships with Geonetwork, uses the Web Mapping > Context standard for this, which will work well for different WFS/WMS > layers, but since it really isn't possible at the moment (as far as I > know with DHIS) to make a WMS call directly for a particular layer > (similar to the REST interface of the OpenHealth prototype), I am not > exactly sure either how this would be done. > > Anyway, just some musings...having point based mapping functionality > will be a great! > > Best regards, > Jason > > > On Fri, Oct 23, 2009 at 1:54 PM, Jan Henrik Øverland > <[email protected]> wrote: > > Ok, I will start working on this on Monday. It should be possible to > display > > these points on top o generated polygons as well. > > > > On Fri, Oct 23, 2009 at 1:46 PM, Jason Pickering > > <[email protected]> wrote: > >> > >> Sounds good to me. Will really look forward to seeing this in action. > >> > >> Best regards, > >> Jason > >> > >> > >> On Fri, Oct 23, 2009 at 1:40 PM, Jan Henrik Øverland > >> <[email protected]> wrote: > >> > So let's go for two completely unrelated indicators (different > indicator > >> > group and period) per facility? That will not be any harder, it's just > a > >> > matter of GUI as datamart export (aggregatedindicatorvalue) will have > to > >> > be > >> > transfered twice anyway. > >> > > >> > On Fri, Oct 23, 2009 at 12:09 PM, Jason Pickering > >> > <[email protected]> wrote: > >> >> > >> >> One of the functions in ArcGIS is the ability to use values to > >> >> "normalize" the data. This is essentially the same as an indicator in > >> >> DHIS. > >> >> > >> >> I think we have to be careful about allowing sort of any and all data > >> >> to be visualized in anyway, which could lead to situtations that do > >> >> not make sense. Sure, we could compare "Fully immunized childred" > data > >> >> element to "Female population", but of course this does not make > sense > >> >> to do so. I think keeping the visualization within the confines of > >> >> indicators is a good idea, as it allows more control over what is > >> >> actually available to display on the map. But, having the ability to > >> >> create indicators on the fly, without having to go necessarily > through > >> >> the data mart would be a great feature. > >> >> > >> >> > >> >> > >> >> On Fri, Oct 23, 2009 at 11:59 AM, Knut Staring <[email protected]> > >> >> wrote: > >> >> > Agree very much with Jason that it looks great! We also have plans > to > >> >> > extend > >> >> > this with different types of symbols (not just circles) and labels > >> >> > (the > >> >> > need > >> >> > for labels can be covered by popups on hovering which we already > have > >> >> > when > >> >> > interactive, but may be needed especially for printing). > >> >> > I would say that a very typical need would be to see the number of > >> >> > cases > >> >> > compared to "semi-permanent" data in the form of type of health > >> >> > facility > >> >> > or > >> >> > services available. Some of that will naturally be definable as > >> >> > indicators, > >> >> > but not all, and this interface could even be helpful in exploring > >> >> > data > >> >> > to > >> >> > see what kind of indicators would make sense to follow - given that > >> >> > we > >> >> > can > >> >> > also display raw datavalues in this view (currently the GIS can > only > >> >> > display > >> >> > indicators). > >> >> > Knut > >> >> > > >> >> > On Fri, Oct 23, 2009 at 11:52 AM, Jason Pickering > >> >> > <[email protected]> wrote: > >> >> >> > >> >> >> Hi Jan, > >> >> >> This looks quite advanced. I would say however that there would be > a > >> >> >> need to display two completely unrelated indicators, but perhaps > not > >> >> >> necessarily from different time periods. I produced a very similar > >> >> >> looking map in Tableau comparing data submission rates (to date) > >> >> >> with > >> >> >> monthly fully immunized children coverage indicator for a > particular > >> >> >> month. I could imagine other cases when you want to compare say > >> >> >> "Bednet coverage rate" with "Malaria incidence rate". These might > >> >> >> not > >> >> >> be in the same indicator group, and would likely not have the same > >> >> >> time period. > >> >> >> > >> >> >> However, this seems to be somewhat outside of the 80% for what I > >> >> >> would > >> >> >> think the web based GIS would do. You might need to pull the data > >> >> >> into > >> >> >> Tableau or ArcGIS for this type of analysis. Displaying facility > >> >> >> coverage rates would be just fine (for now) for here anyway. > >> >> >> > >> >> >> Looks great! > >> >> >> > >> >> >> Best regards, > >> >> >> Jason > >> >> >> > >> >> >> > >> >> >> On Fri, Oct 23, 2009 at 11:25 AM, Jan Henrik Øverland > >> >> >> <[email protected]> wrote: > >> >> >> > In the attached image, each point (facility) displays the value > of > >> >> >> > two > >> >> >> > different indicators (color and size). Is it sufficient to > select > >> >> >> > those > >> >> >> > two > >> >> >> > indicators from the same indicator group and within the same > >> >> >> > period > >> >> >> > (GIS > >> >> >> > GUI): > >> >> >> > INDICATORS > >> >> >> > Indicator group > >> >> >> > Period > >> >> >> > Indicator 1 > >> >> >> > Indicator 2 > >> >> >> > > >> >> >> > .. or is there a need to display unrelated indicators (different > >> >> >> > group > >> >> >> > and > >> >> >> > period): > >> >> >> > INDICATOR 1 > >> >> >> > Indicator group > >> >> >> > Period > >> >> >> > Indicator > >> >> >> > > >> >> >> > INDICATOR 2 > >> >> >> > Indicator group > >> >> >> > Period > >> >> >> > Indicator > >> >> >> > > >> >> >> > Jan > >> >> >> > _______________________________________________ > >> >> >> > Mailing list: https://launchpad.net/~dhis2-devs > >> >> >> > Post to : [email protected] > >> >> >> > Unsubscribe : https://launchpad.net/~dhis2-devs > >> >> >> > More help : https://help.launchpad.net/ListHelp > >> >> >> > > >> >> >> > > >> >> >> > >> >> >> _______________________________________________ > >> >> >> Mailing list: https://launchpad.net/~dhis2-devs > >> >> >> Post to : [email protected] > >> >> >> Unsubscribe : https://launchpad.net/~dhis2-devs > >> >> >> More help : https://help.launchpad.net/ListHelp > >> >> > > >> >> > > >> >> > > >> >> > -- > >> >> > Cheers, > >> >> > Knut Staring > >> >> > > >> > > >> > > > > > > -- Cheers, Knut Staring
_______________________________________________ Mailing list: https://launchpad.net/~dhis2-devs Post to : [email protected] Unsubscribe : https://launchpad.net/~dhis2-devs More help : https://help.launchpad.net/ListHelp
