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Bartosz Mikulski
Building trustworthy data pipelines because AI cannot learn from dirty data
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Pandas stack and unstack explained
How to use the stack and unstack functions in Pandas
How to split a data frame into time-series for LSTM deep neural network
How to monitor Scrapy spiders using InfluxDB and Grafana
How to write Scrapy statistics to InfluxDB and setup Grafana alerts
What is the difference between training, validation, and test sets in machine learning
Training a machine learning model is like learning before an exam.
How to write to a Parquet file in Python
Define a schema, write to a file, partition the data
Numpy reshape explained
How to use the reshape function in Numpy
Human bias in A/B testing
Underpowered tests, true negative, and ignored tests results
How to plot the decision trees from XGBoost classifier
Smoothing time series in Python using Savitzky–Golay filter
In this article, I will show you how to use the Savitzky-Golay filter in Python and show you how it works. To understand the Savitzky–Golay filter, you should be familiar...
XGBoost hyperparameter tuning in Python using grid search
Using GridSearchCV from Scikit-Learn to tune XGBoost classifier
Forecasting time series: using lag features
How to turn Pandas data frame into time-series input for RNN
From Pandas dataframe to RNN input
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