recommendation_model | 练习下用pytorch来复现下经典的推荐系统模型 , 如MF , FM , DeepConn , MMOE , PLE | REST library
kandi X-RAY | recommendation_model Summary
kandi X-RAY | recommendation_model Summary
练习下用pytorch来复现下经典的推荐系统模型, 如MF,FM, DeepConn等
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Top functions reviewed by kandi - BETA
- Prepare dataframe
- Convert to categorical
- Train a model
- Compute the mean squared error
- Retrieve a dictionary of user reviews
- Test the model
- Process raw data from a json file
- Performs the forward computation
- Returns the embedding of the second layer
- Train the model
- Load review data
- Load reviews from query
- Load user review data
- Calculate the ROC curve
- Get the word embedding
- Calculates the maximum review count for each user
- Calculate the maximum length of the review
- Save a dictionary to a pickle file
- Get the reviews in the index
- Returns a dictionary of user reviews
- Create a TensorDataset
recommendation_model Key Features
recommendation_model Examples and Code Snippets
Community Discussions
Trending Discussions on recommendation_model
QUESTION
I'm completely new to Machine Learning and I've been trying to make a movie recommendation system using keras, I've been following a tutorial online but I can't understand Why am I getting the following error: ValueError: Error when checking model input: the list of Numpy arrays that you are passing to your model is not the size the model expected. Expected to see 2 array(s), but instead got the following list of 1 arrays: [array([[130767],
[ 110]], dtype=int32)]...
I know it has something to do with input shape but I've been searching for 6 straight hours and I still can't understand what's wrong, any help will be appreciated, thank you very much =)
ANSWER
Answered 2019-Aug-26 at 11:06From what I understand the model needs a list of two numpy arrays, whereas you are passing a single numpy array to the model.I think you should change inArr = np.array([[130767], [110]], np.int32)
to inArr = [np.array([130767]),np.array([110])
, so that now you will be passing two numpy arrays in the list instead of one array.
Hope it helps.
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Install recommendation_model
You can use recommendation_model like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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