MIDAS

The 8ht Workshop on MIning DAta for financial applicationS

September 22, 2023 - Turin, Italy
http://midas.portici.enea.it


in conjunction with


ECML-PKDD 2023

European Conference on Machine Learning and Principles and Practice of Knowledge Discovery

September 18-22, 2023 - Turin, Italy

https://2023.ecmlpkdd.org



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We invite submissions to the 8th MIDAS Workshop on MIning DAta for financial applicationS, to be held in conjunction with ECML-PKDD 2023 - European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases.


Like the famous King Midas, popularly remembered in Greek mythology for his ability to turn everything he touched with his hand into gold, we believe that the wealth of data generated by modern technologies, with widespread presence of computers, users and media connected by Internet, is a goldmine for tackling a variety of problems in the financial domain.


The MIDAS workshop is aimed at discussing challenges, potentialities, and applications of leveraging data-mining tasks to tackle problems in the financial domain. The workshop provides a premier forum for sharing findings, knowledge, insights, experience and lessons learned from mining data generated in various application domains. The intrinsic interdisciplinary nature of the workshop constitutes an invaluable opportunity to promote interaction between computer scientists, physicists, mathematicians, economists and financial analysts, thus paving the way for an exciting and stimulating environment involving researchers and practitioners from different areas.


PAST EDITIONS


MIDAS 2022


MIDAS 2021


MIDAS 2020


MIDAS 2019


MIDAS 2018


MIDAS 2017


MIDAS 2016


 

TOPICS OF INTEREST

We encourage submission of papers on the area of data mining for financial applications. Topics of interest include, but are not limited to:

 
- trading models
- discovering market trends
- predictive analytics for financial services
- network analytics in finance
- planning investment strategies
- portfolio management
- understanding and managing financial risk
- customer/investor profiling
- identifying expert investors
- financial modeling
- anomaly detection in financial data
- fraud detection
- anti-money laundering
- discovering patterns and correlations in financial data
- text mining and NLP for financial applications
- sentiment and opinion analysis for finance
- financial network analysis
- financial time series analysis
- pitfalls identification
- financial knowledge graphs
- learning paradigms in the financial domain
- explainable AI in financial services
- fairness in financial data mining
- quantum computing for finance
- generative models for synthetic data
- large language models in finance

 



WORKSHOP FORMAT


 

The ECML-PKDD 2023 conference - and all its satellite events, including the MIDAS workshop - will adopt a "hybrid" format, with both in-person and remote attendance allowed. However, in order to maximize engagement and physical presence at the conference, remote attendance - with the associated remote registration fee - is considered an option for non-presenting attendees only.

More in concrete, this means that:
- At least one author of each paper accepted for presentation at MIDAS must have a full conference registration and present the paper in person. Papers without a full registration or in-presence presentation won't be included in the post-workshop Springer proceedings.
- The workshop will also have a streaming service to allow non-presenting attendees to attend the workshop remotely.


INVITED SPEAKERS

 

Dr. Roberto Pellungrini, Scuola Normale Superiore
Title. Explainable AI and the financial sector.
Abstract. Explainable AI is a relatively novel frontier of AI that enables the development of ML system that are transparent and trustworthy. These properties are fundamental for a sector like the financial one, where algorithmic decision have a strong impact on peoples wellbeing.
Explainability can enable a more fruitful communication between experts in the field and customers, to understand the decision of the algorithms and understand what actions to put into place to change that decision. In this talk I’m going to give an overview of Explainable AI techniques for tabular data, most common in this sector, and I’m going to illustrate some of the Explainable AI literature focused on problems related to the financial sector, such as Churning, Credit Scoring and Portfolio Management.
Bio. Roberto Pellungrini is a Research Fellow ad Scuola Normale Superiore, Classe di Scienze. He earned his PhD in Computer Science at the Department of Computer Science, University of Pisa in 2020, with a thesis on Data Privacy. His current research interest are Explainable AI and Learning Paradigms for Hybrid Decision Making Systems.

Prof. Edoardo Serra, Boise State University
Title. Advancements in Graph Representation Learning: Integrating Structural Aspects into Temporal Graph Representations for Financial Transactional Data Applications.
Abstract. Over recent years, there has been a growing interest in the field of graph representation learning methods. These techniques are designed to generate numerical representations of various components within a graph, such as nodes, edges, and the entire graph itself. Graph representation learning methods can be broadly categorized into two primary groups: those that aim to retain the connectivity information of nodes and those that aim to preserve the structural information of nodes.
Connectivity-based methods are focused on capturing the relationships between nodes, resulting in nodes that are connected being closer together in the latent space they generate. On the other hand, structural-based methods concentrate on preserving the structural characteristics of nodes, bringing nodes with similar structures closer together in the resulting space.
Extending structural graph representation learning to temporal graphs poses a challenging problem, but it holds significant importance, especially in the context of financial transactional data. This presentation will provide an overview of structural and proximity-based representation learning, emphasizing the significance of structural-based approaches. We will also explore extensions of graph representation learning to temporal graphs and discuss their application to financial transactional data.
Bio. Dr. Edoardo Serra holds the position of Associate Professor within the Department of Computer Science at Boise State University, concurrently serving as a Senior Researcher with a Joint Appointment at the Pacific Northwest National Laboratory (PNNL). He earned his Ph.D. in Computer Science Engineering from the University of Calabria, Italy, in 2012. Dr. Serra's research expertise lies in the domains of Graph Representation Learning, Robust and Machine Learning, and the practical application of Machine Learning and Artificial Intelligence for National Security.




ACCEPTED PAPERS

 

Elena Tiukhova, Adriano Salcuni, Can Oguz, Marcella Niglio, Giuseppe Storti, Fabio Forte, Bart Baesens, Monique Snoeck - "Boosting Credit Risk Data Quality using Machine Learning and eXplainable AI Techniques" [PRESENTATION]

Eric Benhamou, Jean-Jacques Ohana, Beatrice Guez, David Saltiel, Rida Laraki, Jamal Atif - "Comparing Deep RL and Traditional Financial Portfolio Methods" [PRESENTATION]

Furkan Pala, Mehmet Yasin Akpinar, Onur Deniz, Gulsen Eryigit - "ViBERTgrid BiLSTM-CRF: Multimodal Key Information Extraction from Unstructured Financial Documents" [PRESENTATION]

Julian Tritscher, Alexander Roos, Daniel Schloer, Andreas Hotho, Anna Krause - "Occupational Fraud Detection through Agent-based Data Generation" [PRESENTATION]

Haseeb Tariq, Marwan Hassani - "Topology-Agnostic Detection of Temporal Money Laundering Flows in Billion-Scale Transactions" [PRESENTATION]

Marco Gregnanin, Johannes De Smedt, Giorgio Gnecco, Maurizio Parton - "Stock Price Time Series Forecasting Using Dynamic Graph Neural Networks and Attention Mechanism in Recurrent Neural Networks" [PRESENTATION]

Seongwan Park, Jaewook Lee - "Price co-movements in decentralized financial markets"

Lucas Manchado-Marcos, Ariel Duarte-Lopez, Argimiro Arratia - "Exploring Alternative Data for Nowcasting: A Case Study on US GDP using Topic Attention" [PRESENTATION]

Jorge Miguel Bravo - "Ensemble methods for Stock Market Prediction" [PRESENTATION]

Tennessee Hickling, Dennis Prangle - "Flexible Tails for Normalising Flows, with Application to the Modelling of Financial Return Data" [PRESENTATION]




PROGRAM


Every paper is assigned a slot of 18-20 minutes for presentation + 3-5 minutes of Q/A

9:00 - 9:10: OPENING

9:10 - 10:00: INVITED TALK 1
Dr. Roberto Pellungrini, Scuola Normale Superiore - "Explainable AI and the financial sector"

10:00 - 11:00: PAPER PRESENTATION SESSION I (2 papers)
PAPER 1: Elena Tiukhova (P), Adriano Salcuni, Can Oguz, Marcella Niglio, Giuseppe Storti, Fabio Forte, Bart Baesens, Monique Snoeck - "Boosting Credit Risk Data Quality using Machine Learning and eXplainable AI Techniques"
PAPER 2: Eric Benhamou (P), Jean-Jacques Ohana, Beatrice Guez, David Saltiel, Rida Laraki, Jamal Atif - "Comparing Deep RL and Traditional Financial Portfolio Methods"

11:00 - 11:30: COFFEE BREAK

11:30 - 13:00: PAPER PRESENTATION SESSION II (4 papers)
PAPER 3: Furkan Pala, Mehmet Yasin Akpinar (P), Onur Deniz, Gulsen Eryigit - "ViBERTgrid BiLSTM-CRF: Multimodal Key Information Extraction from Unstructured Financial Documents"
PAPER 4: Julian Tritscher, Alexander Roos, Daniel Schloer (P), Andreas Hotho, Anna Krause - "Occupational Fraud Detection through Agent-based Data Generation"
PAPER 5: Haseeb Tariq (P), Marwan Hassani - "Topology-Agnostic Detection of Temporal Money Laundering Flows in Billion-Scale Transactions"
PAPER 6: Marco Gregnanin (P), Johannes De Smedt, Giorgio Gnecco, Maurizio Parton - "Stock Price Time Series Forecasting Using Dynamic Graph Neural Networks and Attention Mechanism in Recurrent Neural Networks"

13:00 - 14:00: LUNCH BREAK

14:00 - 15:30: PAPER PRESENTATION SESSION III (4 papers)
PAPER 7: Seongwan Park (P), Jaewook Lee - "Price co-movements in decentralized financial markets"
PAPER 8: Lucas Manchado-Marcos, Ariel Duarte-Lopez, Argimiro Arratia (P) - "Exploring Alternative Data for Nowcasting: A Case Study on US GDP using Topic Attention"
PAPER 9: Jorge Miguel Bravo (P) - "Ensemble methods for Stock Market Prediction"
PAPER 10: Tennessee Hickling (P), Dennis Prangle - "Flexible Tails for Normalising Flows, with Application to the Modelling of Financial Return Data"

15:30 - 16:10: INVITED TALK 2
Prof. Edoardo Serra, Boise State University - "Advancements in Graph Representation Learning: Integrating Structural Aspects into Temporal Graph Representations for Financial Transactional Data Applications"

16:10 - 16:15: BEST PAPER AWARD and CONCLUDING REMARKS