Search Results for author: Nicolas Langrené

Found 9 papers, 1 papers with code

From attention to profit: quantitative trading strategy based on transformer

no code implementations30 Mar 2024 Zhaofeng Zhang, Banghao Chen, Shengxin Zhu, Nicolas Langrené

In traditional quantitative trading practice, navigating the complicated and dynamic financial market presents a persistent challenge.

Sentiment Analysis Transfer Learning

Unleashing the potential of prompt engineering in Large Language Models: a comprehensive review

no code implementations23 Oct 2023 Banghao Chen, Zhaofeng Zhang, Nicolas Langrené, Shengxin Zhu

This survey elucidates foundational principles of prompt engineering, such as role-prompting, one-shot, and few-shot prompting, as well as more advanced methodologies such as the chain-of-thought and tree-of-thoughts prompting.

Hallucination Prompt Engineering

Simultaneous upper and lower bounds of American option prices with hedging via neural networks

1 code implementation24 Feb 2023 Ivan Guo, Nicolas Langrené, Jiahao Wu

In this paper, we introduce two methods to solve the American-style option pricing problem and its dual form at the same time using neural networks.

Versatile and Robust Transient Stability Assessment via Instance Transfer Learning

no code implementations20 Feb 2021 Seyedali Meghdadi, Guido Tack, Ariel Liebman, Nicolas Langrené, Christoph Bergmeir

To support N-1 pre-fault transient stability assessment, this paper introduces a new data collection method in a data-driven algorithm incorporating the knowledge of power system dynamics.

Transfer Learning

Deep neural network for optimal retirement consumption in defined contribution pension system

no code implementations20 Jul 2020 Wen Chen, Nicolas Langrené

In this paper, we develop a deep neural network approach to solve a lifetime expected mortality-weighted utility-based model for optimal consumption in the decumulation phase of a defined contribution pension system.

Management

Explicit approximations of option prices via Malliavin calculus in a general stochastic volatility framework

no code implementations2 Jun 2020 Kaustav Das, Nicolas Langrené

We obtain an explicit approximation formula for European put option prices within a general stochastic volatility model with time-dependent parameters.

Closed-form approximations with respect to the mixing solution for option pricing under stochastic volatility

no code implementations19 Dec 2018 Kaustav Das, Nicolas Langrené

We consider closed-form approximations for European put option prices within the Heston and GARCH diffusion stochastic volatility models with time-dependent parameters.

Deep neural networks algorithms for stochastic control problems on finite horizon: numerical applications

no code implementations13 Dec 2018 Achref Bachouch, Côme Huré, Nicolas Langrené, Huyen Pham

This paper presents several numerical applications of deep learning-based algorithms that have been introduced in [HPBL18].

Management Quantization

Deep neural networks algorithms for stochastic control problems on finite horizon: convergence analysis

no code implementations11 Dec 2018 Côme Huré, Huyên Pham, Achref Bachouch, Nicolas Langrené

This paper develops algorithms for high-dimensional stochastic control problems based on deep learning and dynamic programming.

Quantization

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