A Comprehensive Review and Matrix of 14 Usability Testing Tools In 2009 I wrote a popular article on 24 usability testing tools. Since that time, there has been tremendous growth in the quantity and ...

The information matrix can equivalently be determined via the expectation of the Hessian matrix or the expectation of the outer product of the score vector. The identity of these two matrices, however ...

A switch-matrix board that routes any of eight programmable voltage signals to any of 96 output pins. The board generates digital patterns up to 20 MHz and 30 kV and has 36 Mbytes of memory. Four ...

The performance of the final product depends heavily on the degree of cure - making it critical to ensure that the reaction goes to completion for the highest quality and reliability. Achieving this ...

This product how-to article shows how a Quintech RF matrix switching system can be used instead of traditional patch panel, splitters, and combiners to automate test beds for wireless testing. A test ...