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A marked sequential point process for disease surveillance: Modeling and optimization

Authors: François d’Alayer , Edith Gabriel , Samuel Soubeyrand
Date Published: 28/06/2025
DOI: https://doi.org/10.1016/j.spasta.2025.100913
Repository link: http://hdl.handle.net/10261/403534

Abstract

Plant disease surveillance is essential for the management of disease outbreaks that pose significant threats to agricultural sustainability. In this study, we present a novel sequential point process model designed for disease surveillance. The model incorporates self-interaction mechanisms to account for the influence of the process’ history. To analyze the dynamics of the model, we propose new sequential summary statistics that extend traditional point process methods to scenarios where sequential interactions are critical. This model serves a dual purpose: it is employed both to propose novel and efficient sampling designs, and to characterize existing sampling schemes, implemented in real-world situations, through parameter inference.

Landscape and environmental drivers of plant health decline during an active invasion of Xylella fastidiosa Wells et al. in Mediterranean agroecosystems

Authors: Ricardo Enrique Hernández-Lambraño, Francisco José Ruiz-Gómez, Montserrat Vilà, Blanca B. Landa, Rocío Hernández-Clemente, María Fernández-Bravo, Enrique Quesada-Moraga, Concepción Olivares-Garcia, Pablo González-Moreno

Date: 27/08/26

Invasive plant pathogens, such as Xylella fastidiosa (Xf), pose a major threat to global agricultural and natural ecosystems, yet their impacts are rarely assessed across agro–natural interfaces where plant diversity, landscape structure and environmental stress...

A metabolic model based on a pangenome core reveals putative conserved biochemical features of the phytopathogen Xylella fastidiosa

Authors: Paola Corbín-Agustí a , Miguel Álvarez-Herrera a , Miguel Román-Écija b , Patricia Álvarez a , Marta Tortajada c , Blanca B. Landa b , Juli Peretó a d

Date: 11/07/26

Xylella fastidiosa is a xylem-limited phytopathogenic bacterium responsible for severe diseases in many economically important crops. Despite its impact, its metabolism remains poorly characterized due to fastidious growth and the limited availability of defined...