Mathematics of decision making and statistics

Pascal Bégout, Jérôme Bolte, Thomas Mariotti, and Francisco José Silva - Àlvarez, “Gradient Extremals, Talwegs, Valleys, and Directional Alignment for Generic Gradient Descent”, TSE Working Paper, n. 26-1735, April 2026.

Atef Lechiheb, “Canonical Rough Path over Tempered Fractional Brownian Motion: Existence, Construction, and Applications”, TSE Working Paper, n. 26-1740, April 2026.

Thomas Bassanetti, Adrien Blanchet, Stéphane Cezera, Maxime Delacroix, Ramon Escobedo, Clément Sire, and Guy Théraulaz, “Stigmergic influence of simple bots on human cooperation in digital environments”, EPJ Data Science, vol. 15, n. 49, April 2026, pp. 1–43.

Sandor Juhász, Johannes Wachs, Jermain Kaminski, and César Hidalgo, “The software complexity of nations”, Research Policy, vol. 55, n. 3 (105422), April 2026.

Thi-Huong Trinh, Christine Thomas-Agnan, and Michel Simioni, “Scalar-on-Distribution Regression for Assessing the Impact of Climate Change on Rice Yield in Vietnam”, Journal of Agricultural, Biological and Environmental Statistics, March 2026.

Louison Aubert, “Controlled Swarm Gradient Dynamics”, TSE Working Paper, n. 26-1725, March 2026.

Abdelaati Daouia, Joseph Hachem, and Gilles Stupfler, “Extreme value inference for heterogeneous heavy-tailed data: A derandomization theory”, TSE Working Paper, n. 26-1727, March 2026.

Evangelina Dardati, Thibault Laurent, Paula Margaretic, Ean Paredes, and Christine Thomas-Agnan, “Accounting for the full distribution of temperature to predict international migration”, TSE Working Paper, n. 26-1728, March 2026.

Olivier Faugeras, “The Stick-Breaking and Ordering Representations of Compositional Data: Copulas and Regression models”, Austrian Journal of Statistics, vol. 55, n. 1, February 2026, pp. 1–31.

Jérôme Bolte, Edouard Pauwels, and Quoc Tung Le, “Geometric and computational hardness of bilevel programming”, Mathematical Programming, vol. 215, January 2026, p. 539–574.