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Dimensionality Reduction
Python
Principal Component Analysis (PCA for short) is one of dimensionality reduction approaches. It can reduce dimensionality of data with low value while maintaining the…
Mar 15, 2023
Chanseok Kang
Differentiation in python
Python
Coursera
DeepLearning.AI
Math
In this notebook, you explore which tools and libraries are available in Python to compute derivatives. You will perform symbolic differentiation with
SymPy
library…
Mar 14, 2023
Chanseok Kang
Linear Transformation
Python
Coursera
DeepLearning.AI
Math
In this notebook, you will explore linear transformations, visualize their results and master matrix multiplication to apply various linear transformations. This post is…
Feb 8, 2023
Chanseok Kang
Matrix Multiplication
Python
Coursera
DeepLearning.AI
Math
In this notebook, you will use
NumPy
functions to perform matrix multiplication and see how it can be used in the Machine Learning applications. This post is summarized the…
Feb 8, 2023
Chanseok Kang
Vector Operations: Scalar Multiplication, Sum and Dot Product of Vectors
Python
Coursera
DeepLearning.AI
Math
In this notebook, you will use Python and
NumPy
functions to perform main vector operations: scalar multiplication, sum of vectors and their dot product. You will also…
Feb 5, 2023
Chanseok Kang
Solving Linear Systems: 3 Variables
Python
Coursera
DeepLearning.AI
Math
In this notebook you will use
NumPy
linear algebra package to find the solutions to the system of linear equations. And it will Perform row reduction to bring matrix into…
Feb 2, 2023
Chanseok Kang
Solving Linear Systems: 2 Variables
Python
Coursera
DeepLearning.AI
Math
In this notebook you will use NumPy linear algebra package to find the solutions of the system of linear equations, and find the solution for the system of linear equations…
Feb 1, 2023
Chanseok Kang
Introduction to NumPy Arrays
Python
Coursera
DeepLearning.AI
Math
In this notebook, you will use NumPy to create 2-D arrays and easily compute mathematical operations. NumPy (Numerical Python) is an open-source package that is widely used…
Jan 29, 2023
Chanseok Kang
Logistic Regression with a Neural Network mindset
Python
Coursera
DeepLearning.AI
In this post, we will build a logistic regression classifier to recognize cats. This is the summary of lecture “Neural Networks and Deep Learning” from DeepLearning.AI.…
May 11, 2022
Chanseok Kang
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