activity
20242026
collaborators

5 papers

cs.LG2026

Beyond Accuracy: A Stability-Aware Metric for Multi-Horizon Forecasting

Chutian Ma, Grigorii Pomazkin, Giacinto Paolo Saggese +1

Traditional time series forecasting methods optimize for accuracy alone. This objective neglects temporal consistency, in other words, how consistently a model predicts the same fu…

cs.AI2025

Causal Inference in Energy Demand Prediction

Chutian Ma, Grigorii Pomazkin, Giacinto Paolo Saggese +1

Energy demand prediction is critical for grid operators, industrial energy consumers, and service providers. Energy demand is influenced by multiple factors, including weather cond…

q-fin.MF2025

The effect of latency on optimal order execution policy

Chutian Ma, Giacinto Paolo Saggese, Paul Smith

Market participants regularly send bid and ask quotes to exchange-operated limit order books. This creates an optimization challenge where their potential profit is determined by t…

math.OC2025

On the Effect of Alpha Decay and Transaction Costs on the Multi-period Optimal Trading Strategy

Chutian Ma, Paul Smith

We consider the multi-period portfolio optimization problem with a single asset that can be held long or short. Due to the presence of transaction costs, maximizing the immediate r…

math.OC2024

Optimal two-parameter portfolio management strategy with transaction costs

Chutian Ma, Paul Smith

We consider a simplified model for optimizing a single-asset portfolio in the presence of transaction costs given a signal with a certain autocorrelation and cross-correlation stru…