| ## Data source |
where is the data coming from |
| data.source.type |
can be db (database) or csv (comma-separated values file) or rdata (RData file save()'d by R) |
| ## ...CSV spec |
|
| csv.path |
specifies the location of the cdv file, when the data source type is csv |
| csv.fname |
csv file name |
| csv.sep |
the field separator character (optional) |
| ## ...RData spec |
|
| rdata.path |
specifies the location of the RData file, when the data source type is rdata |
| rdata.fname |
RData file name |
| rdata.dfname |
specifies the name of the data-frame object in the RData file. Can be omitted if there is only one object in the RData file. |
| ## ...DB spec |
|
| db.dsn |
|
| db.name |
|
| db.tbl.name |
|
| db.tbl.maxrows |
|
| db.query.tmpl |
a SQL query "template" file to use when fetching the data -- e.g., "SELECT * FROM TBLNAME WHERE Y IN (0, 1) LIMIT MAXROWS " |
| ## Column specs |
|
| col.types.fname |
a text file with column name, column type pairs (column type is 1 for continuous, and 2 for categorical variables). Can be omitted if the data source type is rdata, in which case columns inheriting from factor will be treated as categorical |
| col.y |
name of response variable. |
| col.id |
name of row-id column (optional). Often useful during prediction when <id, y, yHat> tuples are generated. |
| col.weights |
name of weights column (optional). |
| row.weights.fname |
name of text file with customized weights for each row (no header, one weight per line) |
| col.skip.fname |
name of text file listing columns to skip (like a row-id column); one column name per line (optional) |
| col.winz.fname |
text file with column-specific winsorizing parameters (optional). |
| ## Any preprocessing |
|
| na.threshold |
maximum fraction of NA values to allow per column (optional). |
| min.level.count |
levels with fewer than this count will be merged. |
| do.class.balancing |
set to 1 to have classes to be equally weighted; 0 otherwise. |
| ## HTML model report |
|
| html.fname |
file where to write model summary as an HTML report. |
| html.title |
|
| html.title2 |
|
| html.min.var.imp |
exclude from HTML report variables with importance score lower than this. |
| html.min.rule.imp |
exclude from HTML report rules with importance score lower than this. |
| ## Other |
|
| rand.seed |
random number seed |
| log.level |
one of kLogLevelDEBUG, kLogLevelINFO, kLogLevelWARNING, kLogLevelERROR, kLogLevelFATAL, kLogLevelCRITICAL. Controls the verbosity of the logging messages |