Université Toulouse-I-Capitole

TAIL EXPECTILE ESTIMATION IN THE SEMIPARAMETRIC GENERALIZED PARETO MODEL

Expectiles have received increasing attention as a market risk measure that is both coherent and elicitable. They are defined as a least squares analog to quantiles. Their estimation from heavy-tailed loss data in an extreme value framework is an important and difficult problem,...

Hindered From Making a Difference: How Increasing Organizational Constraints Undermine Public Servants' Perceptions of Prosocial Impact and Why It Matters

ABSTRACT Public servants often work under organizational constraints that hinder how they experience and carry out their work. Drawing on conservation of resources theory, this research examines how changes in these constraints affect public servants' perceptions that their work...

Vocal encoding of heritable sociability prevails over emotions in sheep bleats

Vocalizations of animals are good indicators of their emotions. Temperament is known to influence the regulation and expression of emotions. However, how animal temperament affects their vocalizations and particularly their vocal expressions of emotions remains largely unexplored...

NucGen3D: A synthetic framework for large-scale 3D nuclear segmentation with open-source training data and models

A bstract Robust nuclear segmentation in 3D microscopy images is a critical yet unresolved challenge in quantitative cell biology, hindered by the scarcity and variability of annotated volumetric datasets. Because such data are difficult to obtain, most state-of-the-art approache...

Urbanization and electoral success: lawyers and workers in interwar France

This study argues that urbanization altered the relationship between candidates’ occupation and their electoral success. To identify the causal effect of local variation in urbanization, we exploit exogenous changes in the boundaries of electoral constituencies in the 1928, 1932,...