1. Ommatidium structure and function

What? Do insects really see — since the compound eyes of insects are comprised of a mosaic of small facets? The popular media likes to represent insect mosaic vision like this. However, insects actually see this. Let us examine the structure of the insect compound eye and learn how the compound eyes visualize the landscape…

Plotly & Cost Function Visualizations | Machine Learning & Data Science Open-source Spotlight #4

– Hey, let’s learn how to make faster and better 3D plots in Python. And while we’re at it, let’s explore some Cost Functions for Machine Learning Models. Hello everybody my name is Dan, welcome to Machine Learning and Data Science Open Source Spotlight. Today I’m gonna cover Plotly, which is an interactive graphing package…

AWS Lambda Tutorial – Hello World Function

hello and welcome to red stapler in this video I’m going to show you how to create a hello world function on Amazon Web service lambda first if you do not have AWS account you can get one with free usage here for twelve months please note that you still need to provide a credit…

Graphing the Cotangent Function

[ MUSIC ] – WELCOME TO A LESSON ON THE GRAPH OF THE COTANGENT FUNCTION. THE GOALS OF THE VIDEO ARE TO DETERMINE THE GRAPH OF COTANGENT AND ALSO TO DETERMINE THE KEY PROPERTIES OF THE COTANGENT GRAPH. SO SINCE COTANGENT AND TANGENT ARE RECIPROCAL FUNCTIONS, IF WE DRAW A TANGENT LINE TO A POINT…

The Print Function

Hi, I’m Paul Craven and I teach computer science at Simpson college in Indianola Iowa This is the print function chapter. Prior to this chapter we got a computer ready to start coding in Setting Up Your System. We did that by installing the Python programming language and an integrated development environment (IDE) called PyCharm….

How to use the HLOOKUP function in Excel

HLOOKUP is one of Excel’s more powerful Lookup functions If your data is organized into horizontal rows, you can use the HLOOKUP function to search for a value in the first row of your data table and return a corresponding value from another row The easiest way to understand this function is to look at…

How to use the VLOOKUP function in Excel

VLOOKUP is one of Excel’s most powerful Lookup functions If your data is organized into vertical columns, you can use the VLOOKUP function to search for a value in the first column of your data table and return a corresponding value from another column The easiest way to understand this function is to look at…