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Category: Python

Posted onFebruary 20, 2021February 20, 2021A Tip A Day

A Tip A Day – Python Tip #8: Why should we Normalize image pixel values or divide by 255?

In our previous post A Tip A Day – Python Tip #7: OpenCV – CV2: imread() and resize(), we have explored a simple image and…

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Posted onFebruary 11, 2021February 12, 2021A Tip A Day

A Tip A Day – Python Tip #7: OpenCV – CV2: imread() and resize()

In this article we are going to learn some of the major use of OpenCV or CV2.

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Posted onOctober 25, 2020October 25, 2020A Tip A Day

A Tip A Day – Python Tip #6 – Pandas Merge

Pandas concat & append works like an array concatenation either column wise or row wise. But Merge & Join works similar to Database table joins.…

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Posted onOctober 20, 2020October 20, 2020A Tip A Day

A Tip A Day – Python Tip #5 – Pandas Concat & Append

In this article we are going to learn about Concat & Append and the comparision between these two functions. Lets take 2 dataframes of fruits.…

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Posted onOctober 18, 2020October 18, 2020A Tip A Day

A tip A day – Python Tip #4 – Show Progress Bar using TQDM

Have you ever wished to see a progress bar in Jupyter Notebook when executing a complex function in for loop? Its possible in Python. There…

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Posted onOctober 17, 2020October 19, 2020A Tip A Day

A tip A day – Python Tip #3 – Pandas Apply Function

Apply function takes a function as an argument and execute the function in all the elements of the dataframe. For example, if we want to…

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Posted onSeptember 2, 2020September 2, 2020A Tip A Day

A tip A day – Python Tip #2 – iloc & loc vs iloc

Today we are going to learn how to use iloc to get values from Pandas DataFrame and we are going to compare iloc with loc.…

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Posted onSeptember 1, 2020September 1, 2020A Tip A Day

A tip A day – Python Tip #1 – loc

A Tip A Day? Yes! We know that this website mostly speaks about #MachineLearning, #DataScience, #Python & related topics. Now we are going to start…

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Posted onAugust 9, 2020August 13, 2020Python

Best way to Impute NAN within Groups — Mean & Mode

We know that we can replace the nan values with mean or median using fillna(). What if the NAN data is correlated to another categorical…

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Posted onJuly 19, 2020July 19, 2020Python

Numpy — Stacking Arrays

Joining two numpy arrays stack — Joins arrays with given axis element by element hstack — Extends horizontally vstack — Extends vertically Stack — Joins…

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