Introduction to the Discrete Fourier Transform(Python)(FREE)
Introduction to the Discrete Fourier Transform(Python)(FREE), available at Free, has an average rating of 4.2, with 6 lectures, based on 122 reviews, and has 7061 subscribers.
You will learn about understand the math behind the Discrete Fourier Transform(DFT), one of the most useful formulas in applied math and computer science. gain a deeper appreciation for the DFT by applying it to simple applications using Python be able to mathematically and programmatically determine note/chord of a sound file using the DFT in Python understand the basics of digital audio be able to filter out noise from a sound file using Python be able to understand the basics of sound compression and filtering understand the difference between time domains vs. frequency domains of digital signals implement your own version of the Discrete Fourier Transform in Python and compare it to the efficient Fast Fourier Transform understand why the DFT works understand the DFT from the geometric viewpoint via the inner product be able to programmatically play sounds from .txt and .wav files understand the basics of sounds, music theory, physics of sounds This course is ideal for individuals who are anyone who wishes to understand the Discrete Fourier Transform and its applications or anyone who wishes to understand a beautiful concept that lies at the intersection of math and music or anyone who wishes to see a powerful and interesting application of Python and Numpy. It is particularly useful for anyone who wishes to understand the Discrete Fourier Transform and its applications or anyone who wishes to understand a beautiful concept that lies at the intersection of math and music or anyone who wishes to see a powerful and interesting application of Python and Numpy.
Enroll now: Introduction to the Discrete Fourier Transform(Python)(FREE)
Summary
Title: Introduction to the Discrete Fourier Transform(Python)(FREE)
Price: Free
Average Rating: 4.2
Number of Lectures: 6
Number of Published Lectures: 5
Number of Curriculum Items: 6
Number of Published Curriculum Objects: 5
Original Price: Free
Quality Status: approved
Status: Live
What You Will Learn
- understand the math behind the Discrete Fourier Transform(DFT), one of the most useful formulas in applied math and computer science.
- gain a deeper appreciation for the DFT by applying it to simple applications using Python
- be able to mathematically and programmatically determine note/chord of a sound file using the DFT in Python
- understand the basics of digital audio
- be able to filter out noise from a sound file using Python
- be able to understand the basics of sound compression and filtering
- understand the difference between time domains vs. frequency domains of digital signals
- implement your own version of the Discrete Fourier Transform in Python and compare it to the efficient Fast Fourier Transform
- understand why the DFT works
- understand the DFT from the geometric viewpoint via the inner product
- be able to programmatically play sounds from .txt and .wav files
- understand the basics of sounds, music theory, physics of sounds
Who Should Attend
- anyone who wishes to understand the Discrete Fourier Transform and its applications
- anyone who wishes to understand a beautiful concept that lies at the intersection of math and music
- anyone who wishes to see a powerful and interesting application of Python and Numpy.
Target Audiences
- anyone who wishes to understand the Discrete Fourier Transform and its applications
- anyone who wishes to understand a beautiful concept that lies at the intersection of math and music
- anyone who wishes to see a powerful and interesting application of Python and Numpy.
THIS COURSE IS NOW FREE!!
Because of my busy schedule, I will not be able to maintain or support this course. Udemy requires that video content must be under 2 hours to make a course free. So I have unpublished most of the videos to satisfy the requirements. Please see my youtube channel for all lecture videos. Youtube Channel: @longnguyen8112
Enjoy!
The Discrete Fourier Transform (DFT) is one of the most useful algorithms in computer science and digital signal processing. If you’ve ever opened a JPEG, listened to an MP3, watched a MPEG video, or used voice recognition of Alexa or the Shazam app, you’ve used some variant of the DFT. Its efficient implementation, the Fast Fourier Transform, is considered one of the top 10 algorithms of the 20th century by the American Institute of Physics and the IEEE Computer Society. Fortunately, the math is very accessible and only involves basic complex numbers and basic trigonometry.
This course is a very basic introduction to the Discrete Fourier Transform. We will focus on understanding the math behind the formula and use Python to do some simple applications of the DFT and fully appreciate its utility. . The Python code we are writing is, however, very minimal. Students with little or no programming experience will still be able to learn Python through the examples in the lectures.
Students should have Anaconda installed with the Jupyter Notebook. However, all of the programming assignments can also be run on the cloud on MyBinder.
Course Curriculum
Chapter 1: Overview
Lecture 1: Overview
Chapter 2: Digital Audio Basics
Lecture 1: Digital Audio Basics
Chapter 3: Aliasing and the Nyquist Frequency
Lecture 1: Aliasing and the Nyquist Frequency
Chapter 4: Understanding the Discrete Fourier Transform
Lecture 1: Understanding the Discrete Fourier Transform
Chapter 5: A Simple Filtering Application
Lecture 1: A Simple Filtering Application
Instructors
-
Long Nguyen
Faculty
Rating Distribution
- 1 stars: 0 votes
- 2 stars: 3 votes
- 3 stars: 22 votes
- 4 stars: 48 votes
- 5 stars: 49 votes
Frequently Asked Questions
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