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y should be a 1d array, got an array of shape (60630, 2) instead

LabelEncoder takes a 1d array of class labels and returns a 1d array of encodings. ...
1 vote
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Is there a standard order of operations for data preparation?

It depends on the context. Your order of steps is fairly standard. One option is to treat the order of processing steps as a hyperparameter. Then see if different orders can improve model performance, ...
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How to cluster based on sensor data? - My first data science job

First of all: Congratulations to your job! It looks to me as if you have two challenges at hand: Creating a good clustering on time series from multiple sensors Interpreting the clustering and ...
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1 vote
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Making a netcdf data using xarray

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3 votes

What to do if your model's prediciton result wrong because of unlucky?

All models are wrong, some are useful. The most useful ones are the ones constructed by people who understand the probabilities of things happening, even "black swan" events (things everyone ...
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1 vote
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Does opting out of having my content used for improvement mean there are no other forms of data retention of my content by OpenAI?

Does opting out of having my content used for improvement mean there are no other forms of data retention of my content by OpenAI? Since March 1, by default, "OpenAI will not use data submitted ...
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How to use time-sequence data with "meta data" of single value per sample?

My impression is that this is as much an instrumentation problem as a DS/ML one. Without knowing the details of your setup (geometry, position of the electrodes, number of fishes in the tank at once ...

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