Abstract: Human activity recognition is an imbalance classification problem in essence since various human actions may occur at different frequencies. Traditional ensemble class imbalance learning ...

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an ...

COSI's nighttime event is for adults only, but there's family-friendly fun at the Winter Ice Festival. See what other ...

Was that you I spotted at that New Year’s Day group class at my local YMCA? If not, don’t worry. It’s not too late. The start ...

Outdoor fun for every age is right around the corner—easy to start and big on smiles. From breezy strolls to light-hearted challenges, this list keeps everyone moving and laughing. So grab your crew, ...

In case you've faced some hurdles solving the clue, H.S. science class, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, enjoy leisure time, and test ...

Exactly ten years after STARMUS and Professor Stephen Hawking stood together at the Royal Society to launch the Stephen Hawking Medal for Science Communication, the world’s leading festival of science ...