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Latest Discussions

• Statstical Performance of XGBoost in Model screening Test set

  Hello, I am using Model screening and Nested cross validation to compare several ML models for the classification of a disease. XGBoost is performing the best across Test folds for ROC- AUC and Misclassification rate. But when I want to look in more detail to other statistics by performing Decision Threshold analysis I get all performances (F1-scores, MCC, Sens, Spec? etc..) for all other models b...

  Lu

  Discussions |

  Aug 27, 2025 5:17 AM

  374 views | 3 replies

• Adding row values based on graph selection

  Hi, I have data that is spread over serval positions (X\Y). I would like to plot the data on graph builder, mark set of data (based on the position) and for this selected rows add new value in different column.  for example, add new column "Group" and for the selected rows give the value "a1". currently, I am using one of two methods: lag function, or recode for X and then Y and concatenate the ne...

  Ohad_s

  Discussions |

  Aug 27, 2025 2:22 AM

  734 views | 4 replies

• script - delete or reorder colums

  hi,   I would like to add "delete multiple columns" or "reorder multiple columns" to my script. How can I code this into my scripts? JMP help provides a simple description for a single column, but I can't do it manually for more than 100 columns. Thank you in advance   A++  Zdenek   dt = Open("$SAMPLE_DATA/Big Class.jmp"); dt:height << Set Selected; Wait(2); dt << Delete Columns(); Edit (jthi): ad...

  cz1

  Discussions |

  Aug 27, 2025 12:39 AM

  175 views | 1 replies

• difference in EFFECT TESTS between Generalized regression and Fit Least Squares platforms

  I'm on JMP Pro 18.2.2 and have noticed that the Effect Test table differs substantially between the Generalized Regression platform and Fit Least squares (and also all other platforms in JMP) when there is an interaction term.  This is true even when the design is perfectly balanced.  The Generalized Regression platform generates sums of squares that depend on the parameterization of the factors. ...

  GUhartel

  Discussions |

  Aug 26, 2025 4:19 PM

  537 views | 2 replies

• How do I get rows based on dynamic column selection in JSL

  In a JMP script I would like to retrieve the rows matching a certain criteria specified by user. I would like to do something similar to this:   Names Default To Here( 1 ); dt = Open( "$SAMPLE_DATA/Big Class.jmp" ); r = dt << Get Rows Where( :sex == "M" ); Show( r ); Only where the criteria is selected by the user, i.e. the column ("sex") and the target value ("M") should be dynamic. I have tried ...

  peter_t

  Discussions |

  Aug 26, 2025 2:25 AM

  701 views | 1 replies