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[R] Fix CRAN error for Mac OS X (#4672)

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* fix cran error for mac os x

* ignore float on windows check for now
This commit is contained in:
Tong He
2019-07-17 17:55:52 -07:00
committed by GitHub
parent 1595e3f57b
commit 8ac8fbef29
5 changed files with 8 additions and 4 deletions
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4
R-package/vignettes/xgboostfromJSON.Rmd
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@@ -70,7 +70,7 @@ First let's dump the model to JSON:
```{r}
bst_json <- xgb.dump(bst, with_stats = FALSE, dump_format='json')
bst_from_json <- jsonlite::fromJSON(bst_json, simplifyDataFrame = FALSE)
bst_from_json <- fromJSON(bst_json, simplifyDataFrame = FALSE)
node <- bst_from_json[[1]]
cat(bst_json)
```
@@ -186,4 +186,4 @@ bst_from_json_preds <- ifelse(fl(data$dates)<fl(node$split_condition),
bst_preds == bst_from_json_preds
```
All equal. What's the lesson? We have to ensure that all calculations are done with 32-bit floating point operators if we want to reproduce the results that we see with xgboost.
All equal. What's the lesson? We have to ensure that all calculations are done with 32-bit floating point operators if we want to reproduce the results that we see with xgboost.