The Unreasonable Effectiveness of JPEG: A Signal Processing Approach
Visit to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription.
Chapters:
00:00 Introducing JPEG and RGB Representation
2:15 Lossy Compression
3:41 What information can we get rid of?
4:36 Introducing YCbCr
6:10 Chroma subsampling/downsampling
8:10 Images represented as signals
9:52 Introducing the Discrete Cosine Transform (DCT)
11:32 Sampling cosine waves
12:43 Playing around with the DCT
17:38 Mathematically defining the DCT
21:02 The Inverse DCT
22:45 The 2D DCT
23:49 Visualizing the 2D DCT
24:35 Introducing Energy Compaction
26:05 Brilliant Sponsorship
27:23 Building an image from the 2D DCT
28:20 Quantization
30:23 Run-length/Huffman Encoding within JPEG
32:56 How JPEG fits into the big picture of data compression
The JPEG algorithm is rather complex and in this video, we break down the core parts of the algorithm, specifically color spaces, Y
1 view
645
175
2 months ago 00:04:20 1
How to File a Missouri Bar Complaint Against Unethical Missouri Attorneys
2 months ago 00:18:20 1
P&S: “Islamophobia“ and why it is FRAUDULENT!
2 months ago 00:03:20 1
Meet The Spy But It’s AI Hallucinations
2 months ago 00:00:56 1
#China’s #Record #Number of #Warplanes #Near #Taiwan #Sparks #Tensions
3 months ago 00:24:01 1
Never-Ending Middle East Escalator - New World Next Week
3 months ago 00:08:49 4
Laurent Garnier - The Man With The Red Face (Official Video by Siraj Javheri - F Communications)
3 months ago 00:01:00 1
What Happens to a Baby Born on a Plane? #law #education
3 months ago 00:12:10 3
Dead Rising Deluxe Remaster - RTX 3060 Ti - RTX 3060 - RTX 3050 - GTX 1650
3 months ago 00:01:35 1
CLASSIFIED - Official Trailer (HD)
3 months ago 00:05:41 1
Sam Neill on watching ’Jurassic Park’ with Princess Diana and son
3 months ago 00:05:16 1
Blinken shamelessly defends Netanyahu’s crimes by calling it ‘intervening event’ | Janta Ka Reporter
3 months ago 00:09:15 2
The controversial trick McLaren’s F1 rivals are worried about
4 months ago 00:59:21 1
“UNSCHOOLING” TIKTOK TREND - THESE MOMS DON’T KNOW WHAT THEY’RE DOING | Influencer Insanity Ep 10
4 months ago 00:12:10 1
Suit Must be Prosecuted Diligently
4 months ago 00:22:36 1
Gab es den Urknall wirklich – und wenn ja, wie viele? | Terra X Lesch & Co
4 months ago 00:07:05 2
Laurent Garnier - Greed (Part 1 & 2) (Official Video by Cesar Vayssié - 2000 - F Communications)
4 months ago 00:02:35 1
PAST MY PRIME TIME
4 months ago 00:10:25 1
Congressman: Nordstream Pipeline Was BLOWN UP By U.S.
4 months ago 01:07:23 1
Robotic kitchens, restaurant tech, and fast-casual’s future with Sweetgreen’s Jonathan Neman | E1910
4 months ago 00:02:06 1
Слова, способные изменить человека. Мать Тереза в переводе Ады Кондэ. #АдаКондэНастрой