Search Results for author: Javier Segovia-Aguas

Found 12 papers, 4 papers with code

Synthesis of Procedural Models for Deterministic Transition Systems

1 code implementation25 Jul 2023 Javier Segovia-Aguas, Jonathan Ferrer-Mestres, Sergio Jiménez

The combinatorial search is guided with functions that asses the complexity of the candidate programs, as well as their fitness to the given input set of examples.

Generalized Planning as Heuristic Search: A new planning search-space that leverages pointers over objects

2 code implementations26 Jan 2023 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson

First, the paper introduces a new pointer-based solution space for GP that is independent of the number of classical planning instances in a GP problem and the size of those instances (i. e. the number of objects, state variables and their domain sizes).

Representation and Synthesis of C++ Programs for Generalized Planning

1 code implementation29 Jun 2022 Javier Segovia-Aguas, Yolanda E-Martín, Sergio Jiménez

The paper introduces a novel representation for Generalized Planning (GP) problems, and their solutions, as C++ programs.

Computing Programs for Generalized Planning as Heuristic Search

no code implementations12 May 2022 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson

This paper adapts the planning as heuristic search paradigm to the particularities of GP, and presents the first native heuristic search approach to GP.

Scaling-up Generalized Planning as Heuristic Search with Landmarks

no code implementations10 May 2022 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson, Laura Sebastiá

In this paper we define a landmark counting heuristic for GP (that considers sub-goal information that is not explicitly represented in the planning instances), and a novel heuristic search algorithm for GP (that we call PGP) and that progressively processes subsets of the planning instances of a GP problem.

Approximate Novelty Search

no code implementations17 May 2021 Anubhav Singh, Nir Lipovetzky, Miquel Ramirez, Javier Segovia-Aguas

Width-based search algorithms seek plans by prioritizing states according to a suitably defined measure of novelty, that maps states into a set of novelty categories.

Generalized Planning as Heuristic Search

no code implementations26 Mar 2021 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson

First, the paper defines a novel GP solution space that is independent of the number of planning instances in a GP problem, and the size of these instances.

Online Action Recognition

no code implementations14 Dec 2020 Alejandro Suárez-Hernández, Javier Segovia-Aguas, Carme Torras, Guillem Alenyà

It consists in recognizing, in an open world, the planning action that best explains a partially observable state transition from a knowledge library of first-order STRIPS actions, which is initially empty.

Action Recognition

STRIPS Action Discovery

no code implementations30 Jan 2020 Alejandro Suárez-Hernández, Javier Segovia-Aguas, Carme Torras, Guillem Alenyà

This knowledge is usually handcrafted and is hard to keep updated, even for system experts.

Generalized Planning with Positive and Negative Examples

1 code implementation21 Nov 2019 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson

Generalized planning aims at computing an algorithm-like structure (generalized plan) that solves a set of multiple planning instances.

Hierarchical Finite State Controllers for Generalized Planning

no code implementations7 Nov 2019 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson

We show that hierarchical FSCs can represent generalized plans more compactly than individual FSCs.

Generalized Planning With Procedural Domain Control Knowledge

no code implementations11 Oct 2019 Javier Segovia-Aguas, Sergio Jiménez, Anders Jonsson

Generalized planning is the task of generating a single solution that is valid for a set of planning problems.

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