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calculate_r_expression [2018/09/18 12:53] francisco [Extract the mean of passed Lookup Table values] |
calculate_r_expression [2018/09/18 14:14] (current) francisco [R Script Outputs] |
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| * Collections of numbers are valid number vector's. | * Collections of numbers are valid number vector's. | ||
| - | * A [[Lookup Table Type|Lookup Table]] requires //2// number vectors, one for the "Keys" and another for the "Values". Both vectors must have the same number of elements. | + | * A [[Lookup Table Type|Lookup Table]] requires //2// number vectors, one for the "Key" and another for the "Value". Both vectors must have the same number of elements. |
| * The ''outputTable'' function requires a table, that can be constructed with [[http://www.r-tutor.com/r-introduction/data-frame | data.frame]] R function. There is another parameter that is optional with default value 1, and it means how many Key columns the table has, from the leftmost column. | * The ''outputTable'' function requires a table, that can be constructed with [[http://www.r-tutor.com/r-introduction/data-frame | data.frame]] R function. There is another parameter that is optional with default value 1, and it means how many Key columns the table has, from the leftmost column. | ||
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| === Lookup Tables === | === Lookup Tables === | ||
| - | Lookup Tables are transferred to R as a List with two columns, "Keys" and "Values". | + | Lookup Tables are transferred to R as a List with two columns, "Key" and "Value". |
| Each column can be individually accessed by using the ''$'' operator, for example: | Each column can be individually accessed by using the ''$'' operator, for example: | ||
| - | * ''t1$Keys[ 1 ]'' will access the first key of the Lookup Table ''t1''. | + | * ''t1$Key[ 1 ]'' will access the first key of the Lookup Table ''t1''. |
| - | * ''t2$Values[ 2 ]'' will access the second value of the Lookup Table ''t2'' | + | * ''t2$Value[ 2 ]'' will access the second value of the Lookup Table ''t2'' |
| === Tables === | === Tables === | ||
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| </code> | </code> | ||
| - | Noticed the ''print()'' statement? Dinamica EGO's Message Log will show output messages from the R script (as Result's). | + | Noticed the ''print()'' statement? Dinamica EGO's Message Log will show output messages from the R script (as Result's).<note warning>If the Message Log level is Unconditional, the messages will not be printed.</note> |
| ==== Plot passed Lookup Table to an image on the path specified by passed String ==== | ==== Plot passed Lookup Table to an image on the path specified by passed String ==== | ||