Abstract: The forest survey is a prerequisite or critical for ecological conservation. Spectral mixture analysis (SMA) is an effective method to extract the forest coverage and its changes; however, ...

Abstract: Traditional boring dynamic model ignores the effect of the uneven radial stiffness of the shaft hole of the thin-walled box on the boring vibration characteristic, which will lead to the ...

Portrait painting becomes far more manageable when the face is treated as a solid structure rather than a collection of features. This video explains why starting with a simple box helps establish ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

In clinical ethics consultations, clinical ethicists bring moral reasoning to bear on concrete and complex clinical ethical problems by undertaking ethical deliberation in collaboration with others.

When you are doing division, it's helpful to use a written method. This can be especially useful if the numbers get too big to calculate in your head. If the number you are dividing by (this is called ...