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Carlos Hernández

3 accepted papers

2023

Heuristic-Search Approaches for the Multi-Objective Shortest-Path Problem: Progress and Research Opportunities

IJCAI 2023poster

In the multi-objective shortest-path problem we are interested in computing a path, or a set of paths that simultaneously balance multiple cost functions. This problem is important for a diverse range of applications such as transporting hazardous materials considering travel distance and risk. This…

Cited by 20SourcePDFScholar
2023

Multi-objective Search via Lazy and Efficient Dominance Checks

IJCAI 2023poster

Multi-objective search can be used to model many real-world problems that require finding Pareto optimal paths from a specified start state to a specified goal state, while considering different costmetrics such as distance, time, and fuel. The performance of multi-objective search can be improved b…

Cited by 12SourcePDFScholar
2022

Subset Approximation of Pareto Regions with Bi-objective A*

AAAI 2022technical

In bi-objective search, we are given a graph in which each directed arc is associated with a pair of non-negative weights, and the objective is to find the Pareto-optimal solution set. Unfortunately, in many practical settings, this set is too large, and therefore its computation is very time-consum…

Cited by 6SourcePDFScholar