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Best Trave
Best Trave
Deep Learning in Finance
NLP / Equities

Sentiment-Driven Portfolio Rebalancing

Liesel Oberholzer - Cape Town

1.

NLP pipeline extracting sentiment from JSE earnings call transcripts, mapped to monthly portfolio weight adjustments.

2.

FinBERT fine-tuned on a manually labelled subset of 340 transcript segments. Rebalancing logic kept deliberately simple to isolate the signal contribution.

Outcome: signal showed weak but consistent directional alignment over an 8-month backtest window.
Rating:

Rated: 4 out of 5

Anomaly detection

Fraud Detection Using Autoencoders

Adaeze Onyekachi - Lagos

1.

Unsupervised anomaly detection on transaction sequences to flag unusual payment patterns without requiring labelled fraud examples.

2.

Reconstruction error threshold tuned against a held-out set of known fraud cases provided by a Nigerian fintech partner under NDA.

Outcome: false positive rate was the main challenge - addressed through a two-stage filtering step.
Rating:

Rated: 5 out of 5

Volatility / Time series

Volatility Forecasting with Temporal Convolutional Networks

Pieter Badenhorst - Pretoria

1.

TCN architecture applied to realised volatility estimation across emerging market equity indices, comparing against GARCH benchmarks.

2.

Dilated convolutions allowed the model to capture dependencies at multiple lags simultaneously - a design choice justified in the write-up with ablation results.

Outcome: TCN outperformed GARCH on 4 of 6 indices; underperformed during high-volatility shock periods.
Rating:

Rated: 4 out of 5

Students collaborating on deep learning finance projects at Best Trave
About the work

What makes these projects worth reading

1.

Each submission goes through two rounds of structured critique - one from a peer cohort member, one from a programme mentor. The goal is a defensible argument, not just working code.

2.

Students are required to document failed experiments alongside successful ones. That requirement produces write-ups that reflect how financial modelling actually works in practice.

Projects are not graded on results alone - methodology and honest evaluation carry equal weight.
Dataset sourcing is the student's responsibility - no curated toy datasets are provided.
All code repositories remain the student's intellectual property after completion.