This map shows the geographic impact of T. Kupka's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by T. Kupka with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites T. Kupka more than expected).
This network shows the impact of papers produced by T. Kupka. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by T. Kupka. The network helps show where T. Kupka may publish in the future.
Co-authorship network of co-authors of T. Kupka
This figure shows the co-authorship network connecting the top 25 collaborators of T. Kupka.
A scholar is included among the top collaborators of T. Kupka based on the total number of
citations received by their joint publications. Widths of edges
represent the number of papers authors have co-authored together.
Node borders
signify the number of papers an author published with T. Kupka. T. Kupka is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Jeżewski, Janusz, K. Horoba, Dawid Roj, et al.. (2015). A novel approach to comparison of the fetal heart rate baseline estimation algorithms. Journal of Medical Informatics & Technologies. 24.1 indexed citations
5.
Wróbel, Janusz, T. Kupka, K. Horoba, et al.. (2014). Automated detection of fetal movements in Doppler ultrasound signals versus maternal perception. Journal of Medical Informatics & Technologies. 23.3 indexed citations
6.
Wróbel, Janusz, Dawid Roj, Janusz Jeżewski, et al.. (2014). The influence of signal loss episodes on fetal heart rate variability measures. Journal of Medical Informatics & Technologies. 23.4 indexed citations
7.
Matonia, A., et al.. (2012). COMPARISON OF INSTANTANEOUS FETAL HEART RATE EXTRACTED FROM ABDOMINAL AND DIRECT FETAL ELECTROCARDIOGRAMS. Journal of Medical Informatics & Technologies. 19.1 indexed citations
8.
Czabański, Robert, et al.. (2010). Evaluation of predictive capabilities of quantitative cardiotocographic signal features. Journal of Medical Informatics & Technologies. 16. 11–17.4 indexed citations
9.
Roj, Dawid, et al.. (2010). Improving the periodicity measurement in fetal heart activity signal. Journal of Medical Informatics & Technologies. 16.3 indexed citations
10.
Czabański, Robert, Michał Jeżewski, Janusz Wróbel, et al.. (2008). THE PREDICTION OF THE LOW FETAL BIRTH WEIGHT BASED ON QUANTITATIVE DESCRIPTION OF CARDIOTOCOGRAPHIC SIGNALS. Journal of Medical Informatics & Technologies. 12.6 indexed citations
11.
Kotas, Marian, Janusz Jeżewski, A. Matonia, & T. Kupka. (2008). SEPARATION OF ABDOMINAL FETAL ELECTROCARDIOGRAMS IN TWIN PREGNANCY. Journal of Medical Informatics & Technologies. 12. 83–89.1 indexed citations
12.
Wróbel, Janusz, Janusz Jeżewski, A. Matonia, et al.. (2008). TELEMEDICAL SYSTEM FOR HOME FETAL MONITORING WITH ONLINE ANALYSIS OF BIOELECTRICALABDOMINAL SIGNALS. Journal of Medical Informatics & Technologies. 12.
13.
Matonia, A., et al.. (2005). NEONATAL SURVEILLANCE SYSTEM BASED ON DATA STREAM TECHNOLOGY. Journal of Medical Informatics & Technologies. 9. 93–98.1 indexed citations
14.
Matonia, A., et al.. (2004). SIMULTANEOUS RECORDING AND ANALYSIS OF DIRECT AND INDIRECT FETAL ELECTROCARDIOGRAPHY. Journal of Medical Informatics & Technologies. 8.
15.
Jeżewski, Janusz, et al.. (2003). Reliability and quality of ultrasound measurements of fetal heart rate variability. Journal of Medical Informatics & Technologies. 6.2 indexed citations
16.
Jeżewski, Janusz, et al.. (2003). Data stream processing in fetal monitoring system: II. Application to signal processing. Journal of Medical Informatics & Technologies. 6.1 indexed citations
17.
Matonia, A., et al.. (2003). Combined analysis of fetal electrocardiogram and systolic time intervals. Journal of Medical Informatics & Technologies. 6.1 indexed citations
18.
Matonia, A., Janusz Jeżewski, Adam Gacek, et al.. (2002). COMPUTERIZED FETAL MONITORING BASED ON BIOELECTRIC SIGNALS FROM MATERNAL ABDOMEN. Journal of Medical Informatics & Technologies. 4.1 indexed citations
19.
Matonia, A., Janusz Jeżewski, K. Horoba, Janusz Wróbel, & T. Kupka. (2001). New techniques for analysis of fetal electrocardiogram. Journal of Medical Informatics & Technologies.1 indexed citations
20.
Kupka, T., et al.. (2000). Generation of artificial signal of fetal heart rate using the autoregressive model. Journal of Medical Informatics & Technologies. 1.1 indexed citations
Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive
bibliographic database. While OpenAlex provides broad and valuable coverage of the global
research landscape, it—like all bibliographic datasets—has inherent limitations. These include
incomplete records, variations in author disambiguation, differences in journal indexing, and
delays in data updates. As a result, some metrics and network relationships displayed in
Rankless may not fully capture the entirety of a scholar's output or impact.