lightgbm4j

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LGBM_BoosterPredictForMatSingleRow crashes the JVM with EXCEPTION_ACCESS_VIOLATION

5

Training works fine now, but the application crashes outside the JVM at inference time with EXCEPTION_ACCESS_VIOLATION (0xc0000005) when calling LGBM_BoosterPredictForMatSingleRow. System/Java version: # JRE version: Java(TM) SE Runtime Environment (17.0.1+12)...

jornd13

Thanks a lot for a clear examples of using the SWIG APIs. I tried to use this library in the low latency environment and had to do a bunch of...

vad0

Is there a way to map pandas categorical variable to integer

5

I have toy model that takes three variables, `x1, x2, x3`, `x3` is a categorical variable with two categories, `a` and `b`. The model is trained using Python API, ```python...

zyxue

UnsatisfiedLinkError: 'long com.microsoft.ml.lightgbm.lightgbmlibJNI.new_voidpp()'

1

I'm trying to use `lightgbm4j` to integrate a LightGBM model into a Flink Java application, managed through Maven. Everything works without issues on my local Windows and PopOS! machines, but...

mbicanic

Happens when setting custom per point weight too high. Technically it’s a limitation of lightgbm itself, but it would be nice to check arguments before calling it.

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