So, you’ve got a HackerRank test coming up, huh? It’s pretty common these days, with lots of companies using it to see if you can code. It can feel a bit daunting, but honestly, it’s just another ...

HackerRank is a pretty cool place to get better at coding. It’s got tons of challenges that really make you think and figure things out faster. Whether you’re just starting out or you’ve been coding ...

Abstract: Sparse arrays can achieve high degree of freedom Direction of Arrival (DOA) estimation by constructing equivalent virtual difference co-array. Due to the existence of holes, however, most ...

Quantifying stratigraphic uncertainty is crucial for reliable risk assessment and informed decision-making in geotechnical and geological engineering. However, accurately modeling complex stratigraphy ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

HackerRank is a tech company that focuses on competitive programming challenges for both consumers and businesses, where developers compete by trying to program according to provided specifications.

As I'm beginning to integrate the sparse knn C++ layer w/ the existing (dense) nearest neighbors Python layer, I'm quickly seeing a need for a sparse cuml array. It would be great to have a container ...