Transformers4Rec

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[Task] Add all notebooks for unittests

3

### Description Review existing notebooks and add unit tests, if missing. Preferable, upgrade to use testbook

bschifferer

Loss Increasing after few epochs

6

Hi @rnyak , @benfred @gabrielspmoreira @oliverholworthy , I'm training the t4rec model on custom data, but the loss is not decreasing after few epochs, instead it started increasing. Basically the...

alan-ai-learner

0.1.16 version creates import errors

11

1. The following import ` from transformers4rec.utils.data_utils import save_time_based_splits` raises a ModuleNotFoundError, where utils.data_utils does not exist. This can be solved by using `from transformers4rec.data.preprocessing import save_time_based_splits` 2. The following...

enislalmi

[DOC] Missing detail in pip install instructions

3

## Report incorrect documentation ### Location of incorrect documentation README.md ### Describe the problems or issues found in the documentation Not incorrect, but missing from pip install instructions were the...

masoncusack

### Description - The previous nvtabular data loader was always returning variables with the dtype `float32` and `int32`. We followed the same standard format in T4Rec which requires inputs to...

sararb

### Bug description ``` raw_df['event_time_dt'] = raw_df['event_time'].astype('datetime64[s]') raw_df['event_time_ts']= raw_df['event_time_dt'].astype('int') raw_df.head() ``` > --------------------------------------------------------------------------- > NotImplementedError Traceback (most recent call last) > Cell In[4], line 4 > 1 #import datetime >...

zwei2016

# ❓ Questions & Help ## Details I have executed 01 successfully and one issue appeared in this block chunk "5.4. Grouping interactions into sessions": ``` workflow = nvt.Workflow(filtered_sessions) dataset...

zwei2016

### Bug description Running inference of transformers4rec model on triton fails with `RuntimeError: PyTorch execute failure: Expected Tensor but got GenericList`. Similar issues in the past were solved by updating...

orlev2

https://github.com/NVIDIA-Merlin/Transformers4Rec/blob/d0cce61b988a1e923545f94ac22499fb57928d18/transformers4rec/torch/features/embedding.py#L164C46-L164C53 Compound tags like Tags.ITEM_ID has been deprecated, and it is not yet updated in the code.

somsubhra-ghosh

Fix recall metric calculation

1

### Goals :soccer: - Fix recall metric error when batch size is 1 ### Implementation Details :construction: https://github.com/NVIDIA-Merlin/Transformers4Rec/blob/23d5e3ba73b3d490400e45bf4feba94ed473432f/transformers4rec/torch/ranking_metric.py#L134 The squeeze() function removes all dimensions when batch size is 1. I've...

sungho-ham