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cs.DS2025
The Expiration Streaming Model: Diameter, -Center, Counting, Sampling, and Friends
Lotte Blank, Sergio Cabello, MohammadTaghi Hajiaghayi +5
An important thread in the study of data-stream algorithms focuses on settings where stream items are active only for a limited time. We introduce a new expiration model, where eac…
cs.DS2025
Algorithm Engineering of SSSP With Negative Edge Weights
Alejandro Cassis, Andreas Karrenbauer, André Nusser +1
Computing shortest paths is one of the most fundamental algorithmic graph problems. It is known since decades that this problem can be solved in near-linear time if all weights are…