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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,181 papers · 148 categories

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48 results for online portfolio management

Deep RL for portfolio management shows poor robustness.

problem Robustness of Deep RL algorithms in online portfolio management.
method Proposed a training and evaluation process for assessing DRL algorithms.
result Most Deep RL algorithms are not robust, generalizing poorly and degrading quickly.

New algorithm offers efficient online portfolio management with logarithmic regret.

problem Online portfolio management problem, especially for large numbers of financial instruments.
method Uses Online Mirror Descent with a novel regularizer, achieving logarithmic regret.
result Achieves logarithmic regret of O(N^2(ln T)^4) with fast implementation.

This paper proposes a new portfolio allocation method using LLMs to outperform traditional strategies.

problem Persistent tradeoff between risk and return in portfolio management.
method Follow-the-leader approach with sentiment-based trade filtering and LLM-driven hedging.
result Empirical results show a 69% increase in annualized returns and 119% in Sharpe ratio compared to SPY buy-and-hold.

Replicates and improves a deep learning framework for financial portfolio management.

problem Financial portfolio optimization problem
method Deep Reinforcement Learning Framework with EIIE topology, PVM, OSBL, and reward function
result Framework performs well in cryptocurrency market but less so in stock market

DeepPocket uses graph convolutional reinforcement learning for better financial portfolio management.

problem Maximizing return on investment while managing risk in correlated financial assets.
method Graph convolutional reinforcement learning framework with feature extraction, local information collection, and actor-critic reinforcement learning.
result DeepPocket outperformed market indexes on five real-life datasets over three investment periods, including during the Covid-19 crisis.

A deep RL framework improves cryptocurrency portfolio management.

problem Optimizing financial portfolio management in cryptocurrency markets.
method Reinforcement Learning framework with EIIE topology, PVM, OSBL, and reward function.
result Framework outperforms other strategies in backtest experiments.

Online portfolio selection is a fundamental problem in computational finance, which has been extensively studied across several research communities, including finance, statistics, artificial intelligence, machine learning, and data mining, etc. This article aims to provide a comprehensive survey and a structural under…

2012-12-10abs ↗pdf ↗

Adaptive tuning of portfolio selection parameters improves performance in volatile markets.

problem Improving online portfolio selection in volatile financial markets.
method Modeling parameter space with Gaussian process prior and using adaptive Bayesian optimization for automatic configuration.
result Oracle-based adaptive configuration enhances performance of online portfolio selection algorithms.

Regression is widely used by practioners across many disciplines. We reformulate the underlying optimisation problem as a second-order conic program providing the flexibility often needed in applications. Using examples from portfolio management and quantitative trading we solve regression problems with and without con…

2013-10-12abs ↗pdf ↗

This paper explores deep learning for financial trading, integrating sentiment analysis.

problem Maximizing profit and minimizing loss in financial trading.
method Supervised and reinforcement learning schemes, integrating sentiment analysis.
result Demonstrates the effectiveness of deep learning methods in financial trading.

This paper explores portfolio management strategies to maximize alpha and minimize beta.

problem Maximizing returns while minimizing risk in investment portfolios.
method Examines asset allocation, diversification, active management, and risk management strategies.
result Combining these strategies optimizes portfolio performance.

Framework uses RL with dynamic embedding to outperform benchmarks in volatile markets.

problem Challenges in high-dimensional, non-stationary, and noisy market information.
method Dynamic embedding of market information using generative autoencoders and online meta-learning in a reinforcement learning framework.
result Framework outperforms common portfolio benchmarks and PTO approach during market stress.

Deep learning improves portfolio management by optimizing asset weights.

problem Traditional portfolio managers are outperformed by deep learning models in trading.
method Proposes a deep reinforcement learning portfolio manager that allocates weights to assets.
result The proposed portfolio manager outperforms conventional managers in risk-adjusted returns.

ReCAP adapts to dynamic financial markets by segmenting and combining policy vectors.

problem Inefficient traditional PM approaches in non-stationary financial markets.
method Integrates continual learning into PM, segmenting regimes and adapting policies.
result Consistently outperforms baselines in real-world financial datasets.

Introduces PIT-plot for prioritizing projects based on their impact.

problem Optimizing R&D investments in project portfolios.
method Develops a new tool (PIT-plot) focusing on project impact rather than project properties.
result Identifies projects with the largest impact for risk mitigation or value-adding.

Enhances portfolio management with RL, considering transaction costs and short selling.

problem Lack of practical aspects in RL for portfolio management.
method Proposes a general RL framework for asset management with continuous weights, short selling, and relevant features. Compares PGAC, PPO, and ES algorithms in a simulated environment with transaction costs.
result Demonstrates advantages of RL algorithms in real-life asset management scenarios.

New method for portfolio management learns from past wealth evolution.

problem Optimizing portfolio selection based on past performance.
method Simulated annealing clustering for asset selection, considering past wealth evolution.
result Strategy effectively learns from past performance and performs well in practice.

Machine learning with kernels for portfolio valuation and risk management.

problem Dynamic portfolio valuation and risk management in finance.
method Machine learning with kernels to learn the dynamic value process of a portfolio from cumulative cash flow data.
result Asymptotic consistency and finite sample error bounds demonstrated for finance applications.

AI agents manage portfolios, improving on human oversight.

problem Improving strategic asset allocation for institutional investors.
method 50 specialized agents produce capital market assumptions, construct portfolios, critique, and vote on each other's output.
result Meta-agent compares forecasts with realized returns and improves agent performance.

Proposes a virtual bidding strategy for electricity markets using stochastic control.

problem Optimizing electricity prices in day-ahead and real-time markets.
method Modeling price differences as Brownian motion with meteorological variables, transforming into portfolio management problem.
result Developed a strategy to manage electricity prices efficiently.

Proposes a bond portfolio solution for managing interest rate risk.

problem Managing long-term assets and liabilities under interest rate risk.
method Proposes a bond portfolio solution based on ambiguity-averse preferences, accommodating various constraints and interest rate perturbations.
result Optimal portfolio can be computed as a simple generalized least squares problem, enhancing out-of-sample performance.

Agent learns to trade currency pairs with improved risk management.

problem Improving systematic FX trading performance with online transfer learning.
method Online inductive transfer learning using feature representation from Gaussian mixture model to a reinforcement learning agent.
result Annualized portfolio information ratio of 0.52, compound return of 9.3%.

Unified framework combines views and optimization for better portfolio management.

problem Optimizing portfolio weights with dynamic adjustment based on volatility.
method Dynamic sliding window adjusting horizon, factor estimates, BL posterior returns, and weights over time.
result Outperforms dynamic mean-variance optimization without BL views, providing stronger downside risk control.

The study analyzes ETFs' portfolio optimization and tail-risk management.

problem Analyzing the performance of actively managed ETFs in managing risk and diversification.
method Daily Bloomberg data for 30 funds, evaluating various strategies under long-only and long-short constraints.
result Tangency-type portfolios generally outperform buy-and-hold benchmarks, while minimum-variance and CVaR-minimizing portfolios sacrifice upside for downside control.

Unified framework for active and passive portfolio management combining outperformance and tracking.

problem Combining active and passive portfolio management objectives.
method Dynamic asset allocation using stochastic control techniques.
result Explicit closed-form expressions for optimal asset allocation.

The paper proposes a new model using financial big data to improve portfolio risk analysis.

problem Addressing potential information loss in portfolio risk measurement.
method Uses financial big data to incorporate out-of-target-portfolio information and overcomes the curse of dimensionality.
result The use of financial big data improves small portfolio risk analysis.

Simplified approach to portfolio risk management and hedging in practice.

problem Challenges in applying academic portfolio risk management and hedging in real-world business settings.
method A straightforward approach using convex optimization and quadratic programming.
result Demonstrates how to solve portfolio risk management and hedging problems with CVXOPT.

A fund manager invests both the fund's assets and own private wealth in separate but potentially correlated risky assets, aiming to maximize expected utility from private wealth in the long run. If relative risk aversion and investment opportunities are constant, we find that the fund's portfolio depends only on the fu…

2012-08-23abs ↗pdf ↗

The paper uses clustering and integer programming to optimize stock selection for investment funds.

problem Maximizing profits and minimizing risk in stock markets.
method Data-oriented analysis and clustering techniques with integer programming.
result Reconstructed NASDAQ 100 index fund example demonstrates effectiveness.

Proposes a new framework to manage venture capital portfolio risk by focusing on deal-level correlations.

problem Managing venture capital portfolio risk, especially extreme outcomes.
method Gaussian-copula-based framework that learns deal-level dependence from observed joint success frequencies.
result Correlation amplifies extreme upside outcomes, shifting portfolio distribution toward heavier right tails.

Paper explains DRL strategies for portfolio management using linear models.

problem Difficulty in understanding DRL-based trading strategies.
method Empirical approach using linear models and integrated gradients.
result DRL agents show stronger multi-step prediction power than machine learning methods.

MPM uses machine learning to switch between two portfolio strategies for better risk management.

problem Adaptive portfolio strategy selection for improved risk management.
method XGBoost learns to switch between HRP and NRP strategies.
result MPM outperforms both HRP and NRP in risk-reward profile and interpretability.