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How to process data when each event has different number of available actions in VW CB?

1

Hi, I was looking at the VW CB example given [here](https://microsoft.github.io/SynapseML/docs/features/vw/Vowpal%20Wabbit%20-%20Overview/#vw-contextual-bandit). In the example data, each event (i.e., row) has the same set of available actions which is [1,2,3,4,5]. Each...

ruotaozhang

"{"errorCode":"AuthenticationFailure","errorDetails..." errorCode: ""AuthenticationFailure"" errorDetails: ""HTTPAPI result code = HTTPAPI_OK. HTTP status code = 401. Reason: Unauthorized."" errorReason: ""Error"" "dbfs:/output.mp3" is used as the output file which caused the issue. I...

cynthiajiangatl

Facing error while training with large dataset : std::bad_alloc

4

Intermittently facing this issue of `std::bad_alloc` while training with the below configuration, can you please advise on the same No of Executors : 30 No of Cores : 12, total...

sundeepks

Lightgbm : Inconsistency detected by ld.so

3

Facing below intermittent error while training Lightgbm model `Inconsistency detected by ld.so: ../elf/dl-tls.c: 488: _dl_allocate_tls_init: Assertion `listp->slotinfo[cnt].gen

sundeepks

SynapseML docs: Wrong variable referenced in code example in docs in "Interpretability - Explanation Dashboard" wrapper class

2

**Wrong variable referenced in code example in docs in "Interpretability - Explanation Dashboard" wrapper class** In https://microsoft.github.io/SynapseML/docs/features/responsible_ai/Interpretability%20-%20Explanation%20Dashboard/ in the class `wrapper` there is: ```python class wrapper(object): [...] def predict(self, data):...

glogowski-wojciech

LightGBM task encountered empty partition, for best performance ensure no partitions empty

1

Hi, This issue was reported earlier by other people as well. But I could find the solution. The codes give below. I have a large data set. MMLSpark version: com.microsoft.azure:synapseml_2.12:0.9.5...

Shafi2016

LightGBMRegressor model quality degrades changing partitions and n rows

9

**Describe the bug** I am training a `LightGBMRegressor` on simulated data and noticed some strange behavior. The model works perfectly for datasets with `n

esadler-hbo

Answer from Java side is empty - MMLspark

3

Hi all, I am running the following config on Databricks Scala: 2.12 Spark: 3.1.2 I installed the following jars for mmlspark in Databricks: - mmlspark-1.0.0-rc4.jar - mmlspark-core-1.0.0-rc4.jar - mmlspark-lightgbm-1.0.0-rc4.jar When...

naadvar

Request for -invert-hash type feature as in Vowpal Wabbit.

3

**Is your feature request related to a problem? Please describe.** The getReadableModel() gives hash with the weight. The PR https://github.com/microsoft/SynapseML/pull/821 does refer to the requested feature but it was not...

musram

Which option to chose to set parameters to LightGBMClassifier()?

2

There are three ways to set pameters to a ```LightGBMClassifier()``` 1. In the class constructor itself 2. Using the ```params``` argument in the ```fit``` method 3. Using the ```setParams``` method...

Nitinsiwach