Abstract: Quaternion adaptive filters have been widely used in processing three-dimensional (3-D) and 4-D signals. To improve the filtering performance of quaternion adaptive filtering algorithms when ...

Abstract: Color image restoration is a critical task in imaging sciences. Most variational methods regard the color image as a Euclidean vector or the direct combination of three monochrome images and ...

Robyn Arianrhod does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

From the first 2 lines of the result above we can see that, the correct components of the quaternion should be qw: 0.782240 qx: 0.589819 qy: 0.199939 qz: 0.000000 However, when I construct a Rot3() ...

It’s been pretty quiet around the n n-Café lately! I’ve been plenty busy myself: Lisa and I just drove back from DC to Riverside with stops at Roanoke, Nashville, Hot Springs, Okahoma City, Santa Rosa ...

Take a look at the trailer for this fantasy JRPG, Chroma Quaternion, for a look at its world and characters. Chroma Quaternion is available now on PlayStation 5 and PlayStation 4, as well as PC, ...

A strong contender for the “weirdest name given to a game in 2021” award, Chroma Quaternion is another title from the masters of the retro-styled RPG, KEMCO. And just for a change, this time it’s a ...

Thanks for the explanation, never heard of log-quaternions. Would be interesting to see where your explorations lead and the advantages they carry. However for cannon-es, we wanted to continue ...