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A Treacherous SVD
A few days ago, a bug report from our office in Cambridge caught my attention. Computing the singular values and singular...
16 days 前
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SuperSum, In Defense of Floating Point Arithmetic
Floating point arithmetic doesn't get the respect it deserves. Many people consider it mysterious, fuzzy, unpredictable....
1 month 前
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IBM Hexadecimal Floating Point
Our technical support group recently received a request for a tool that would convert IBM System/360 hexadecimal floating...
2 months 前
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A Sixty-Year Old Program for Predicting the Future
The graphics in my post about R^2 were produced by an updated version of a sixty-year old program involving the U.S....
2 months 前
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R-squared. Is Bigger Better?
The coefficient of determination, R-squared or R^2, is a popular statistic that describes how well a regression model fits...
3 months 前
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Closest Pair of Points Problem
The Closest Pair of Points problem is a standard topic in an algorithms course today, but when I taught such a course fifty...
4 months 前
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Twenty Years of Parallel MATLAB
I have just returned from the MathWorks company meeting celebrating our 40th Anniversary. In one of the presentations, Jos...
5 months 前
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Chaotic Swinging Sticks
The Swinging Sticks is a kinetic sculpture that exhibits chaotic motion. The device became very popular after it upstaged...
5 months 前
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Nick Higham (1961-2024)
Nick Higham passed away last Saturday. Nick was a close friend of mine and a great friend of MATLAB. I will leave it to...
6 months 前
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Exponential Fitting, Separable Least Squares, and Quahogs
We have been investigating a recent bug report about fitnlm, the Statistics and Machine Learning Toolbox function for robust...
7 months 前
已发布
Season’s Greetings
Season's Greeings Get the MATLAB code (requires JavaScript) Published with MATLAB®...
7 months 前
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Blog Post Number 300, Vibrating Logo
This is post number 300 of Cleve's Corner blog. The first post was on June 6, 2012, which is 600 weeks ago. So, I have...
8 months 前
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Bouncing Bucky Ball at Flipbook Mini Hack
The 2023 MATLAB Central Flipbook Mini Hack contest runs from November 6 until December 3. Over 200 entries have been...
9 months 前
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Exploring Matrices Exercises
Try you hand at a few exercises involving Exploring Matrices....
10 months 前
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Exploring Matrices
I have spent much of my career working to bring abstract linear algebra and practical matrix computation closer together. ...
11 months 前
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MiniGallery, Sampler of MATLAB Test Matrices
MATLAB has dozens of test matrices. Here are a few....
1 year 前
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ARLS, Automatically Regularized Least Squares
(I have a guest blogger today. Ron Jones worked with me in 1985 for his Ph. D. from the University of New Mexico. He...
1 year 前
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Happy Birthday, John Gilbert
I have just returned from a one-day workshop at U. C. Santa Barbara honoring John Gilbert on his 70th birthday and his...
1 year 前
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Special Notice
Special Notice If you have been following my posts about Wordle, be sure to see the puzzle in today's New York Times,...
1 year 前
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My Chat with Ernie, a Chinese Chat Bot
I recently had an opportunity to chat with Ernie, the Large Language Model currently under development at the Chinese...
1 year 前
已发布
Three Wordle Assistants
When I tackle a Wordle puzzle, I like to make all the key decisions myself. My three assistants set up puzzles and suggest...
1 year 前
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Wordle Sneak Previews
Wordle Sneak PreviewsThe Web sites that are claiming to have advance knowledge of the daily Wordle answer have become...
1 year 前
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WordBot and Words, My Wordle Assistants
I am late joining the Wordle craze. Over a year ago, MATLAB programs for solving Wordle puzzles were described by Adam...
1 year 前
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R2-D2, Rotations and Dilations in Two Dimensions
R2_D2 is is the name I've given a new MATLAB program that provides animations of 2-by-2 rotation and dilation matrices. I...
1 year 前
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My Chat With ChatGPT
While it is still fresh in my mind, I want to describe the conversation I had with a publicly available version of ChatGPT,...
1 year 前
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Grafix Users Guide
This is a quick look at Grafix, our tool for exploring matrices via 3-D computer graphics....
1 year 前
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Matrices In Action, Grafix 2.0
The Swinging Sticks is a kinetic sculpture that exhibits chaotic motion. The device became very popular after it...
1 year 前
已发布
Singular Matrix Pencils and the QZ Algorithm, Update
(The January 5 posting was premature and incomplete.)...
1 year 前
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Singular Matrix Pencils and the QZ Algorithm
This year, 2023, is the 50-th anniversary of the QZ algorithm for generalized matrix eignenvalue problems,... read more...
1 year 前
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Color Cube Meets Rubik’s Cube
I have made a half dozen blog posts about Rubik's Cube so far this year. And, during the MATLAB Central Mini Hack in...
1 year 前