Search Results for author: Maximilien Servajean

Found 12 papers, 3 papers with code

AI-based Mapping of the Conservation Status of Orchid Assemblages at Global Scale

no code implementations9 Jan 2024 Joaquim Estopinan, Maximilien Servajean, Pierre Bonnet, Alexis Joly, François Munoz

In Sumatra, we found good correspondence of protected areas with our indicators, but supplementing current IUCN assessments with status predictions results in alarming levels of species threat across the island.

The GeoLifeCLEF 2023 Dataset to evaluate plant species distribution models at high spatial resolution across Europe

no code implementations7 Aug 2023 Christophe Botella, Benjamin Deneu, Diego Marcos, Maximilien Servajean, Joaquim Estopinan, Théo Larcher, César Leblanc, Pierre Bonnet, Alexis Joly

We designed a European scale dataset covering around ten thousand plant species to calibrate and evaluate SDM predictions of species composition in space and time at high spatial resolution (~ten meters), and their spatial transferability.

A two-head loss function for deep Average-K classification

no code implementations31 Mar 2023 Camille Garcin, Maximilien Servajean, Alexis Joly, Joseph Salmon

Average-K classification is an alternative to top-K classification in which the number of labels returned varies with the ambiguity of the input image but must average to K over all the samples.

Classification Multi-Label Classification +1

Stochastic smoothing of the top-K calibrated hinge loss for deep imbalanced classification

1 code implementation4 Feb 2022 Camille Garcin, Maximilien Servajean, Alexis Joly, Joseph Salmon

In modern classification tasks, the number of labels is getting larger and larger, as is the size of the datasets encountered in practice.

imbalanced classification

The GeoLifeCLEF 2020 Dataset

1 code implementation8 Apr 2020 Elijah Cole, Benjamin Deneu, Titouan Lorieul, Maximilien Servajean, Christophe Botella, Dan Morris, Nebojsa Jojic, Pierre Bonnet, Alexis Joly

Understanding the geographic distribution of species is a key concern in conservation.

Evaluation of Deep Species Distribution Models using Environment and Co-occurrences

no code implementations19 Sep 2019 Benjamin Deneu, Maximilien Servajean, Christophe Botella, Alexis Joly

This paper presents an evaluation of several approaches of plants species distribution modeling based on spatial, environmental and co-occurrences data using machine learning methods.

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