[gradsusr] Scatter plot not working

[Andrew Friedman]

Also you may have to use ‘tloop’ with aave

Andrew

On Feb 17, 2014, at 6:51 PM, 鄔毅愷 <ayasp4 at gmail.com> wrote:

> Hi Adam
> 
> I think u can try 
> 'set t 1 252' 
> 'define pr=aave(prate.1,lon=-9,lon=-2,lat=5,lat=8)' 
> 'define ndvi=aave(data.2,lon=-9,lon=-2,lat=5,lat=8)' 
> if we don't set the time, it should be t=1
> 
> Your pr and ndvi has no value at t=2 to 252
> 
> Joe
> 
> 
> 
> 
> 
> 2014-02-17 15:52 GMT+08:00 Adam Bamba <adambamba_2000 at yahoo.com>:
> 
> Dear grads user,
> I want to do a scatter plot but it does not work. 
> What I did as script:
> 
>  'reinit' 
> 'set display color white' 
> 'c' 
> 'set grads off' 
> 'sdfopen prate2.mon.mean.nc' 
> 'sdfopen ndviremap.nc' 
> 'define pr=aave(prate.1,lon=-9,lon=-2,lat=5,lat=8)' 
> 'define ndvi=aave(data.2,lon=-9,lon=-2,lat=5,lat=8)' 
> 'set t 1 252' 
> 'set gxout scatter' 
> 'd pr ; ndvi' 
> 'draw title Test Scatter Statistics, rainfall, ndvi' 
> 'draw xlab X rainfall' 
> 'draw ylab Y ndvi' 
> 'run scatter_fit_stats.gs prate.1 data.2' 
> 'print' 
> 'printim pratendviscatter.png' 
> 
> What I got:
> 
> ga-> run pratendviscatter5.gs 
> No hardcopy metafile open 
> All files closed; all defined objects released; 
> All GrADS attributes have been reinitialized 
>  Linear fit with intercept 
> Y = 0 + 0*X 
> Non-numeric args to numeric operation 
>   Error occurred on line 93 
>   In file scatter_fit_stats.gs 
>   EPS file written to grads.eps 
> 
> can anybody help me to solve this issue.
> Thank in advance
> 
>  
> Adam Sdick BAMBA
>  
>  
> 
>  
>                                  
> 
> 
> On Saturday, February 15, 2014 9:14 AM, Adam Bamba <adambamba_2000 at yahoo.com> wrote:
> Dear grads user,
> I want to do a scatter plot but it does not work. 
> 
> What I did as script:
>  'reinit' 
> 'set display color white' 
> 'c' 
> 'set grads off' 
> 'sdfopen prate2.mon.mean.nc' 
> 'sdfopen ndviremap.nc' 
> 'define pr=aave(prate.1,lon=-9,lon=-2,lat=5,lat=8)' 
> 'define ndvi=aave(data.2,lon=-9,lon=-2,lat=5,lat=8)' 
> 'set t 1 252' 
> 'set gxout scatter' 
> 'd pr ; ndvi' 
> 'draw title Test Scatter Statistics, rainfall, ndvi' 
> 'draw xlab X rainfall' 
> 'draw ylab Y ndvi' 
> 'run scatter_fit_stats.gs prate.1 data.2' 
> 'print' 
> 'printim pratendviscatter.png' 
> 
> What I got:
> 
> ga-> run pratendviscatter5.gs 
> No hardcopy metafile open 
> All files closed; all defined objects released; 
> All GrADS attributes have been reinitialized 
>  Linear fit with intercept 
> Y = 0 + 0*X 
> Non-numeric args to numeric operation 
>   Error occurred on line 93 
>   In file scatter_fit_stats.gs 
>   EPS file written to grads.eps 
> 
> can anybody help me to solve this issue.
> Thank in advance
> 
>  
> Adam Sdick BAMBA
>  
>  
>                                  
> 
> 
> 
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