2 papers
physics.med-ph2024
Dynamical cross-correlations between RR and QT intervals in long-term electrocardiogram recordings
Jimi Kokkonen, Jiyeong Kim-Poikkimäki, Teemu Pukkila +1
Understanding the dynamic relationship between RR and QT intervals is crucial for interpreting electrocardiograms (ECGs) and managing cardiac conditions. We investigated cross-corr…
q-fin.TR2017
Long-range Auto-correlations in Limit Order Book Markets: Inter- and Cross-event Analysis
Martin Magris, Jiyeong Kim, Esa Rasanen +1
Long-range correlation in financial time series reflects the complex dynamics of the stock markets driven by algorithms and human decisions. Our analysis exploits ultra-high freque…