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Questions tagged [datapoint]

Represents a data point that is stored in the DataPointCollection class.

The DataPoint class stores properties associated with data as well as data point values. Each data point consists of an X-value and one or more Y-values. More info available on MSDN.

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Generate Data Points for Graph from an equation

I don't want to solve an equation and my question is not about Graphs and Trees Data Structures. I am trying to generate Data Points for graph from an equation given by user. I want efficient algorithm, easy to use and easy to maintain data…
Kamil Mahmood
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Matplotlib plotting- two data sets with different no. of data points

I am trying to plot two data sets into the same graph using matplotlib. No. of data points for the first pair of (x1,y1) is 150. No. of data points for the second pair (x2,y2) is 100. Please note that the range for x1 and x2 is from 0.0 to 1.0. Only…
Nerdy business
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Use conditional statements to add data to scatterplot

I am new to VBA and have not had experience with creating many charts.The chart has to be created by hand because the data has to be visually inspected to see if it meets certain criteria, and not every cell in a column needs to be added to the…
Jacob Heglar
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GraphView Android

I am not sure if I am missing something conceptually or if there is an error in one of my methods, but I have debugged this activity for quite some time and I must be overlooking something huge. At the end of my onCreate, I instantiate an ASyncTask…
Jack Ryan
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How to set the same number of data points in a Line Chart?

I have multiple series which share the same x-axis but some values are repeated as they have different number of data points. Since this is the case I want to set the same number of data points for all my series. Is setting empty data points a…
Lucy MLJ
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Android - Get GraphView datapoint x y location

I'm using jjoe64's awesome GraphView for Android. At the moment I'm trying to determine 2 things: Is it possible, once plotted, to get a DataPoint's x,y location values? Also, is it possible to get that location in the onTap call? I'm trying to…
Warblr
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How can I get DataPoint.Tooltip to work properly?

I have made a Chart class. I give our third party software the ability to add series with tooltips. But the tooltips are not working. The funny thing is, the tooltip works sometimes in the third party software. When I test it in a windows form, it…
trailer
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r - change colors of data points in a scatterplot

I am learning R and working with the Default dataset. My attempt is to graphically show a relationship between balance, income, and default cases. I have managed to put together a graph and now need assistance with coloring specific points. Note:…
sfyn
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Report Builder can StripLines render on top of chart data?

can horizontal striplines on a column chart render on top of the data? My chart is rendering like this; but I want the stripLine to be visible over the top of the data columns not below it. I am able to put the dataPoint text that you can see on…
Nick G
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Plotting a datapoint with a custom axis labels and values in D3

If I want to plot a datapoint (a circle) on my graph I need to give it and x/y coordiante. My y-axis has numbers but I formatted my x-axis to have custom names labels. These custom labels places with a distance of 100 pixels each with tickValues…
Sina Sohi
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Another "Object does not contain a definition for X"

I saw a lot of topics with the problem: "Object does not contain a definition for X and no extension method X accepting a first argument of type Object" But none of them had the solution to my problem. Situation: I want to save 3 series of…
E. Verdi
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Algorithm for aggregating stock chart datapoints out of many DB entries

I have a database with stock values in a table, for example: id - unique id for this entry stockId - ticker symbol of the stock value - price of the stock timestamp - timestamp of that price I would like to create separate arrays for a timeframe…
marimba
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How to update the value of a single datapoint using https

While the Xively API documentation and Libraries provide a good resource to read and write to Xively feeds and datastreams I cant seem to find a reference how to compose a https request to update a single datapoint. For Example: To code a "button"…
user2490395
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Finding Y value from X value in MSChart Series

I have created a Line chart using MSChart 2008.I have Dates on the x axis and Double values on y axis.Now I need to find Y value on Todays Date(Which will be my x value)..Can anybody help me to achieve this. Thanks
user2047818
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How to show data point labels in Silverlight?

I cannot see any properties to show data point labels in Silverlight (should be visible always) and Google doesn't give any joy... Any clue how to do it? Here is my XAML
NoWar
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