Search Results for author: Juho Kanniainen

Found 20 papers, 5 papers with code

Cryptocurrency Portfolio Optimization by Neural Networks

no code implementations2 Oct 2023 Quoc Minh Nguyen, Dat Thanh Tran, Juho Kanniainen, Alexandros Iosifidis, Moncef Gabbouj

Many cryptocurrency brokers nowadays offer a variety of derivative assets that allow traders to perform hedging or speculation.

Portfolio Optimization

Credit Card Fraud Detection with Subspace Learning-based One-Class Classification

no code implementations26 Sep 2023 Zaffar Zaffar, Fahad Sohrab, Juho Kanniainen, Moncef Gabbouj

The study highlights the potential of subspace learning-based OCC algorithms by investigating the limitations of current fraud detection strategies and the specific challenges of credit card fraud detection.

Fraud Detection One-Class Classification

Optimum Output Long Short-Term Memory Cell for High-Frequency Trading Forecasting

1 code implementation17 Apr 2023 Adamantios Ntakaris, Moncef Gabbouj, Juho Kanniainen

This high-paced stock price forecasting is usually based on vectors that need to be treated as sequential and time-independent signals due to the time irregularities that are inherent in high-frequency trading.

Early Warning Software for Emergency Department Crowding

no code implementations22 Jan 2023 Jalmari Tuominen, Teemu Koivistoinen, Juho Kanniainen, Niku Oksala, Ari Palomäki, Antti Roine

We showed that the software could predict next hour crowding with a nominal AUC of 0. 98 and 24 hour crowding with an AUC of 0. 79 using simple statistical models.

Management

Augmented Bilinear Network for Incremental Multi-Stock Time-Series Classification

no code implementations23 Jul 2022 Mostafa Shabani, Dat Thanh Tran, Juho Kanniainen, Alexandros Iosifidis

In addition, as the market evolves through time, it is necessary to update the existing models or train new ones when new data is made available.

Classification Time Series +2

Bilinear Input Normalization for Neural Networks in Financial Forecasting

1 code implementation1 Sep 2021 Dat Thanh Tran, Juho Kanniainen, Moncef Gabbouj, Alexandros Iosifidis

Data normalization is one of the most important preprocessing steps when building a machine learning model, especially when the model of interest is a deep neural network.

Time Series Time Series Analysis

Clusters of investors around Initial Public Offering

no code implementations31 May 2019 Margarita Baltakienė, Kęstutis Baltakys, Juho Kanniainen, Dino Pedreschi, Fabrizio Lillo

The complex networks approach has been gaining popularity in analysing investor behaviour and stock markets, but within this approach, initial public offerings (IPO) have barely been explored.

Feature Engineering for Mid-Price Prediction with Deep Learning

no code implementations10 Apr 2019 Adamantios Ntakaris, Giorgio Mirone, Juho Kanniainen, Moncef Gabbouj, Alexandros Iosifidis

Mid-price movement prediction based on limit order book (LOB) data is a challenging task due to the complexity and dynamics of the LOB.

Feature Engineering

Data-driven Neural Architecture Learning For Financial Time-series Forecasting

no code implementations5 Mar 2019 Dat Thanh Tran, Juho Kanniainen, Moncef Gabbouj, Alexandros Iosifidis

Forecasting based on financial time-series is a challenging task since most real-world data exhibits nonstationary property and nonlinear dependencies.

Time Series Time Series Forecasting +1

Temporal Logistic Neural Bag-of-Features for Financial Time series Forecasting leveraging Limit Order Book Data

no code implementations24 Jan 2019 Nikolaos Passalis, Anastasios Tefas, Juho Kanniainen, Moncef Gabbouj, Alexandros Iosifidis

However, combining existing BoF formulations with deep feature extractors pose significant challenges: the distribution of the input features is not stationary, tuning the hyper-parameters of the model can be especially difficult and the normalizations involved in the BoF model can cause significant instabilities during the training process.

Density Estimation Time Series +1

Temporal Attention augmented Bilinear Network for Financial Time-Series Data Analysis

1 code implementation4 Dec 2017 Dat Thanh Tran, Alexandros Iosifidis, Juho Kanniainen, Moncef Gabbouj

Financial time-series forecasting has long been a challenging problem because of the inherently noisy and stochastic nature of the market.

Time Series Time Series Forecasting

Tensor Representation in High-Frequency Financial Data for Price Change Prediction

no code implementations5 Sep 2017 Dat Thanh Tran, Martin Magris, Juho Kanniainen, Moncef Gabbouj, Alexandros Iosifidis

Nowadays, with the availability of massive amount of trade data collected, the dynamics of the financial markets pose both a challenge and an opportunity for high frequency traders.

Time Series Time Series Analysis +1

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