Latest Posts From Jayant Verma


DataFrames in Python – Quick-view and Summary

Pandas DataFrames are a thing of beauty. DataFrames in Python makes the handling of data very user friendly. You can import large datasets using Pandas and then manipulate them effectively. You can easily import CSV data into a Pandas DataFrame. But, What are Dataframes in Python, and How to Use Them? Dataframes are a 2-dimensional labeled […]

Calculate Summary Statistics

How to Calculate Summary Statistics in Python?

To calculate summary statistics in Python you need to use the .describe() method under Pandas. The .describe() method works on both numeric data as well as object data such as strings or timestamps. The output for the two will contain different fields. For numeric data the result will include: count mean standard deviation minimum maximum […]

Image Processing

Image Processing in Python – Edge Detection, Resizing, Erosion, and Dilation

Image processing is a field in computer science that is picking up rapidly. It is finding its applications in more and more upcoming technologies. Image processing in Python also provides room for more advanced fields like computer vision and artificial intelligence. It is a collection of operations that you can perform on an image. Often […]

Merge Two Dict

How to merge dictionaries in Python?

This article covers all the methods to merge dictionaries in Python. Dictionaries are a convenient way to store data in Python. They store data in the form of key-value pairs. While working with dictionaries you might want to merge two dictionaries. Different Methods to Merge Dictionaries in Python When it comes to merging two dictionaries […]

Subset A Dataframe

How to Subset a DataFrame in Python?

In this tutorial, we will go over several ways that you can use to subset a dataframe. If you are importing data into Python then you must be aware of Data Frames. A DataFrame is a two-dimensional data structure, i.e., data is aligned in a tabular fashion in rows and columns. Subsetting a data frame […]

Mean And Sd

Find mean and standard deviation in Python

Mean and standard deviation are two important metrics in Statistics. Mean is sum of all the entries divided by the number of entries. Standard deviation is a measure of the amount of variation or dispersion of a set of values. Let’s look at the steps required in calculating the mean and standard deviation. Steps to […]