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292 documents correspondants.

Prépublication · 2026 arXiv EN

Testing Dynamical Dark-Energy Model with Standard Sirens

Bright standard sirens from the Einstein Telescope (ET) provide an independent probe of cosmic expansion. In this article, we test whether future ET observations can constrain a dynamical dark-energy scenario inspired by DESI DR2. Using the best-fitting 29-bin...

Yuanmin Mao, Wen Zhao #astro-ph.CO
Prépublication · 2026 arXiv EN

The morphology of contact binary objects in the Solar System

Contact binaries, appearing as two objects stuck together, are prevalent throughout the Solar System, making up between 30- 50% of asteroids and comets. Despite this, detailed shape models of contact binaries are hard to obtain remotely, requiring rare occulta...

Richard E. Cannon, Agata Rożek et al. #astro-ph.EP
Prépublication · 2026 arXiv EN

The End of Consensus Research?

Consensus is a fundamental problem in distributed computing and at the core of state machine replication (SMR). Despite decades of active human research, discovering practical low-latency solutions to the problem is still open, as it requires combining protoco...

Clément Burgelin, Rachid Guerraoui et al. #cs.DC
Prépublication · 2026 arXiv EN

Quant-Arena: Benchmarking LLM Agents for Quantitative Trading Research

Quantitative research is an iterative loop: a researcher proposes a market hypothesis, implements it as an executable signal, tests it on historical data, and decides what to keep. Existing benchmarks score formulas, code, or individual trading decisions, leav...

Houde Qian, Zheng Jiang et al. #cs.CL