Search Results for author: Masanori Hirano

Found 11 papers, 4 papers with code

Construction of Domain-specified Japanese Large Language Model for Finance through Continual Pre-training

no code implementations16 Apr 2024 Masanori Hirano, Kentaro Imajo

After continual pre-training using the datasets and the base model, the tuned model performed better than the original model on the Japanese financial benchmarks.

Language Modelling Large Language Model

Experimental Analysis of Deep Hedging Using Artificial Market Simulations for Underlying Asset Simulators

no code implementations15 Apr 2024 Masanori Hirano

This study proposes a new approach using artificial market simulations for underlying asset simulations in deep hedging.

Construction of a Japanese Financial Benchmark for Large Language Models

1 code implementation22 Mar 2024 Masanori Hirano

With the recent development of large language models (LLMs), models that focus on certain domains and languages have been discussed for their necessity.

Error Analysis of Option Pricing via Deep PDE Solvers: Empirical Study

no code implementations13 Nov 2023 Rawin Assabumrungrat, Kentaro Minami, Masanori Hirano

Through comparative experiments, we assessed the empirical performance of these solvers in high-dimensional contexts.

PAMS: Platform for Artificial Market Simulations

1 code implementation19 Sep 2023 Masanori Hirano, Ryosuke Takata, Kiyoshi Izumi

This paper presents a new artificial market simulation platform, PAMS: Platform for Artificial Market Simulations.

From Base to Conversational: Japanese Instruction Dataset and Tuning Large Language Models

1 code implementation7 Sep 2023 Masahiro Suzuki, Masanori Hirano, Hiroki Sakaji

We performed Low-Rank Adaptation (LoRA) tuning on both Japanese and English existing models using our instruction dataset.

Adversarial Deep Hedging: Learning to Hedge without Price Process Modeling

no code implementations25 Jul 2023 Masanori Hirano, Kentaro Minami, Kentaro Imajo

In this framework, a hedger and a generator, which respectively model the underlying asset process and the underlying asset process, are trained in an adversarial manner.

llm-japanese-dataset v0: Construction of Japanese Chat Dataset for Large Language Models and its Methodology

1 code implementation22 May 2023 Masanori Hirano, Masahiro Suzuki, Hiroki Sakaji

There are two ways to support languages other than English by those LLMs: constructing LLMs from scratch or tuning existing models.

Efficient Learning of Nested Deep Hedging using Multiple Options

no code implementations20 May 2023 Masanori Hirano, Kentaro Imajo, Kentaro Minami, Takuya Shimada

That is, we develop a fully-deep approach of deep hedging in which the hedging instruments are also priced by deep neural networks that are aware of frictions.

Policy Gradient Stock GAN for Realistic Discrete Order Data Generation in Financial Markets

no code implementations28 Apr 2022 Masanori Hirano, Hiroki Sakaji, Kiyoshi Izumi

In some previous works, GANs for financial markets generated fake orders in continuous spaces because of GAN architectures' learning limitations.

Generative Adversarial Network

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