data-science Examples and Free Source Code

Looping over and mapping slices of a DataArray in xarray...

python numpy data-science python-xarray

Fill in the missing data using Pandas...

python-3.x pandas dataset data-science fillna

How do I control the magnitude at which I shuffle my dataset...

python numpy machine-learning data-science torch

How to manipulate Pandas Series without changing the given Original?...

python pandas numpy data-science series

Pipeline with XGBoost - Imputer and Scaler prevent Model from learning...

scikit-learn data-science pipeline xgboost data-preprocessing

How to get all stop words from Spacy and don't get any errors? TypeError: argument of type '...

python nlp data-science spacy

How to do superscripts and subscripts in Jupyter Notebook?...

python jupyter-notebook jupyter data-science

How can I add a new column to a dataframe (df1) that is the sum of multiple lookup values from df1 i...

python pandas numpy data-science data-analysis

PuLP linear programming problem is infeasible...

python data-science linear-programming pulp

how to extract values based upon month in xarray...

python dataframe data-science python-xarray

Creating new column with values that depends on other columns...

python pandas data-science

Python / Seaborn - How to plot the names of each value in a scatterplot...

python matplotlib seaborn data-science visualization

Changing the values of a column in pandas dataframe...

python pandas web-scraping data-science

What is sigma clipping? How do you know when to apply it?...

python pandas numpy statistics data-science

Nested list: How to sum all of the element in index 1 & 2 in these list by using for loop?...

python list loops data-science

Creating a table in postgres using pandas and psycopg2 gives me an error...

pandas database postgresql data-science psycopg2

Reshaping Multi Indexed DF...

python-3.x pandas dataframe data-science

Generate a csv dataset file which is explained from a folder structure in python...

python csv machine-learning dataset data-science

Extracting text data from files in different sub-directories raises "ValueError: substring not ...

python machine-learning nlp data-science

Snowflake: Populate a table with minute increments between two timestamps...

sql snowflake-cloud-data-platform data-science

matplotlib presentation with regards to plt.show() vs semi-colon...

python matplotlib data-science

High accuracy training but low accuracy test/prediction...

python validation machine-learning data-science classification

Data Have to year format 19 and 2019 how to convert it into a single format 2019...

python pandas data-science data-cleaning

How to get a series of highest values out of equal portions of another pandas series python...

python pandas dataframe data-science

Pandas column separation using .loc...

python pandas data-science

Which Feature Selection Techniques for NLP is this represent...

machine-learning nlp data-science feature-selection feature-detection

How to scrape a table from a page and create a multi-column dataframe with python?...

python pandas dataframe web-scraping data-science

Text data extraction between keywords in a string...

dataframe machine-learning nlp data-science data-cleaning

create a correlation matrix with a datetime type index dataset in python...

python pandas dataframe seaborn data-science

Jupyter notebook linear regression problem...

python-3.x jupyter-notebook data-science linear-regression prediction