Abstract: This work proposes a method for feature extraction from acoustic emission signals using a binary tree structure based on the Stationary Wavelet Transform (SWT). The objective is to ...

The ice that fell during last month’s storm was unsparing: It decimated magnolias, oaks and other species in wealthy suburban enclaves, rural communities and urban parks. The ice that fell during last ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. Not all trees drop their leaves in the fall. Even in the height of winter ...

Bitterly cold arctic air has blanketed parts of the United States over the last week, with some areas getting snow and subzero temperatures. Along with the cold weather comes a natural event called ...

While the weight of freezing rain, ice and snow can damage branches, there is another kind of injury that comes with the extreme cold, experts say. By Adeel Hassan Snap, crackle and, sometimes, a ...

It’ll be a tree-mendous freeze. Forecasters are warning that expected subzero temperatures could cause trees to explode as a brutal cold snap is expected to wallop most of the country in the coming ...

A security vulnerability has been disclosed in the popular binary-parser npm library that, if successfully exploited, could result in the execution of arbitrary JavaScript. The vulnerability, tracked ...

Paying for gifts, decorations and gingerbread houses can become quite expensive, so the U.S. Department of the Interior is hoping to ease some financial burden by making Christmas trees more ...

Has the gender madness fever finally broken among America’s youth? Eric Kaufmann, a professor of politics at the University of Buckingham, compiled a report for the Centre for Heterodox Social Science ...

Stars are the fundamental building blocks of our universe. Most stars host planets, like our sun hosts our solar system, and if you look more broadly, groups of stars make up huge structures such as ...

How do you count rooted planar n n-ary trees with some number of leaves? For n = 2 n = 2 this puzzle leads to the Catalan numbers. These are so fascinating that the combinatorist Richard Stanley wrote ...