Dot Physics on MSN

Expressing Spherical Unit Vectors in Cartesian Form

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...
Daily Mail

Sir Elton John, Sir Rod Stewart and Jessie J join an array of music legends for special tribute to 'funny and rude friend Steve Wright' as stars honour late DJ on his 70th birthday

From Sir Elton John to Jessie J, fellow celebrities gathered to honour the memory of the much-loved DJ. Steve, who passed away in February 2024 aged 69, was fondly remembered by many, adding the likes ...
GitHub

Vector-Matrix Multiplication is slower in Blackwell (B200) than Hopper (H200)

On a B200, the nvjet_tst_16x64_64x16_4x1_v_bz_TNN kernel is used, and it takes roughly 8.1 microseconds. On a H200, the nvjet_tst_64x8_64x16_4x1_v_bz_TNT kernel is ...
IEEE

Two-Dimensional DOA Estimation via Matrix Completion and Sparse Matrix Recovery for Coprime Planar Array

Abstract: The coprime planar array (CPPA) can obtain a larger virtual aperture using the sum-difference co-array (SDCA). Nonetheless, the holes in the SDCA always cause the virtual aperture to be not ...
GitHub

[Bug]: Training Error -- Need At Least 1 Array to Concatenate Issue #1119

I have shared an example file I am using. There are about 300-400 other files with the exact same properties, except for length. The length will vary between 1 to 8 seconds. If you want me to try and ...
IEEE

T-Matrix Backprojection Imaging for Scalar and Vector Electromagnetic Waves

Abstract: Expressions for the ideal free-space backprojected image of an object with known transition matrix (T-matrix) are derived for scalar and vector electromagnetic waves in bistatic and ...