Helmut Ahammer

3.1k total citations · 1 hit paper
78 papers, 2.2k citations indexed

About

Helmut Ahammer is a scholar working on Molecular Biology, Economics and Econometrics and Cardiology and Cardiovascular Medicine. According to data from OpenAlex, Helmut Ahammer has authored 78 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 15 papers in Molecular Biology, 12 papers in Economics and Econometrics and 11 papers in Cardiology and Cardiovascular Medicine. Recurrent topics in Helmut Ahammer's work include Complex Systems and Time Series Analysis (11 papers), Neuroscience and Neural Engineering (9 papers) and Cardiac electrophysiology and arrhythmias (7 papers). Helmut Ahammer is often cited by papers focused on Complex Systems and Time Series Analysis (11 papers), Neuroscience and Neural Engineering (9 papers) and Cardiac electrophysiology and arrhythmias (7 papers). Helmut Ahammer collaborates with scholars based in Austria, Serbia and Romania. Helmut Ahammer's co-authors include Herbert F. Jelinek, Audrey Karperien, Trevor DeVaney, Ion Andronache, Daniel Peptenatu, Wolfram Müller, Radu-Daniel Pintilii, Ana‐Maria Ciobotaru, Marko Radulović and Cristian Constantin Drăghici and has published in prestigious journals such as PLoS ONE, Scientific Reports and The FASEB Journal.

In The Last Decade

Helmut Ahammer

73 papers receiving 2.2k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Dynamics of Forest Fragmentation and Connectivity Using Particle and Fractal Analysis

2019 383 citations Ion Andronache, Marian Marin et al. Scientific Reports profile →

Peers

Helmut Ahammer

CCM

PHYSI

NEURO

CMN

Christian Baumgärtner Austria

Xueqin Wang China

Søren B. Hansen Denmark

Martin Däumer Germany

Jurek Olszewski Poland

Alfredo Colosimo Italy

Suming Zhang China

Anthony Lewis United States

William H. Walker United States

Luis M. Cruz‐Orive Switzerland

Christian Baumgärtner Austria

Helmut Ahammer

453 ×1.2

CCM

1.2k ×3.2

301 ×1.0

PHYSI

283 ×1.1

NEURO

369 ×1.8

CMN

Citations per year, relative to Helmut Ahammer Helmut Ahammer (= 1×) peers Christian Baumgärtner

Countries citing papers authored by Helmut Ahammer

Since Specialization

Citations

This map shows the geographic impact of Helmut Ahammer'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 Helmut Ahammer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Helmut Ahammer more than expected).

Fields of papers citing papers by Helmut Ahammer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Helmut Ahammer. 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 Helmut Ahammer. The network helps show where Helmut Ahammer may publish in the future.

Co-authorship network of co-authors of Helmut Ahammer

This figure shows the co-authorship network connecting the top 25 collaborators of Helmut Ahammer. A scholar is included among the top collaborators of Helmut Ahammer 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 Helmut Ahammer. Helmut Ahammer is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Andronache, Ion, Ioannis Liritzis, Helmut Ahammer, et al.. (2025). Spatial Epidemiology of Pediatric Cancer in Romania: A Decade of Persistence, Continuity, and Localized Hotspots (Temporal Trend 2008–2017). Pediatric Reports. 17(6). 121–121.

Ahammer, Helmut, et al.. (2023). ComsystanJ: A collection of Fiji/ImageJ2 plugins for nonlinear and complexity analysis in 1D, 2D and 3D. PLoS ONE. 18(10). e0292217–e0292217. 8 indexed citations

Peptenatu, Daniel, Ion Andronache, Helmut Ahammer, et al.. (2023). A new fractal index to classify forest fragmentation and disorder. Landscape Ecology. 38(6). 1373–1393. 8 indexed citations

Peptenatu, Daniel, Corina Silvia Pop, Florentina Furtunescu, et al.. (2023). The Spatial‐Temporal Dimension of Oncological Prevalence and Mortality in Romania. GeoHealth. 7(10). e2023GH000901–e2023GH000901. 1 indexed citations

Peptenatu, Daniel, Ion Andronache, Helmut Ahammer, et al.. (2022). Kolmogorov compression complexity may differentiate different schools of Orthodox iconography. Scientific Reports. 12(1). 10743–10743. 10 indexed citations

Andronache, Ion, et al.. (2021). Particularities of Forest Dynamics Using Higuchi Dimension. Parâng Mountains as a Case Study. Fractal and Fractional. 5(3). 96–96. 8 indexed citations

Kelso, Anne, et al.. (2020). High inter-observer reliability in standardized ultrasound measurements of subcutaneous adipose tissue in children aged three to six years. BMC Pediatrics. 20(1). 145–145. 6 indexed citations

Ciobotaru, Ana‐Maria, Ion Andronache, Helmut Ahammer, et al.. (2019). Application of Fractal and Gray-Level Co-Occurrence Matrix Indices to Assess the Forest Dynamics in the Curvature Carpathians—Romania. Sustainability. 11(24). 6927–6927. 10 indexed citations

Andronache, Ion, Marian Marin, Rico Fischer, et al.. (2019). Dynamics of Forest Fragmentation and Connectivity Using Particle and Fractal Analysis. Scientific Reports. 9(1). 12228–12228. 383 indexed citations breakdown →

10.

Klonowski, W., et al.. (2018). ANALYSIS OF ANAL INTRAEPITHELIAL NEOPLASIA IMAGES USING 1D AND 2D HIGUCHI’s FRACTAL DIMENSION METHODS. Fractals. 26(3). 1850021–1850021. 9 indexed citations

11.

Reishofer, Gernot, et al.. (2018). Age is reflected in the Fractal Dimensionality of MRI Diffusion Based Tractography. Scientific Reports. 8(1). 5431–5431. 21 indexed citations

12.

Kainz, Philipp, Harald Burgsteiner, Martin Asslaber, & Helmut Ahammer. (2016). Training echo state networks for rotation-invariant bone marrow cell classification. Neural Computing and Applications. 28(6). 1277–1292. 15 indexed citations

13.

Müller, Wolfram, Helmut Ahammer, Alfred Fürhapter-Rieger, et al.. (2016). Standardized Ultrasound Measurement of Subcutaneous Fat Patterning: High Reliability and Accuracy in Groups Ranging from Lean to Obese. Ultrasound in Medicine & Biology. 43(2). 427–438. 66 indexed citations

14.

Kainz, Philipp, et al.. (2015). IQM: An Extensible and Portable Open Source Application for Image and Signal Analysis in Java. PLoS ONE. 10(1). e0116329–e0116329. 24 indexed citations

15.

Campos, Fernando O., Anton J. Prassl, Rodrigo Weber dos Santos, et al.. (2013). Electroanatomical Characterization of Atrial Microfibrosis in a Histologically Detailed Computer Model. IEEE Transactions on Biomedical Engineering. 60(8). 2339–2349. 31 indexed citations

16.

Doddapattar, Prakash, Branislav Radović, Jay V. Patankar, et al.. (2013). Xanthohumol ameliorates atherosclerotic plaque formation, hypercholesterolemia, and hepatic steatosis in ApoE‐deficient mice. Molecular Nutrition & Food Research. 57(10). 1718–1728. 42 indexed citations

17.

Ahammer, Helmut, Gerit Moser, Astrid Hammer, et al.. (2013). Distribution of decidual natural killer cells and macrophages in the neighbourhood of the trophoblast invasion front: a quantitative evaluation. Human Reproduction. 29(1). 8–17. 73 indexed citations

18.

Ahammer, Helmut, Trevor DeVaney, & H. A. Tritthart. (2001). Fractal dimension of K1735 mouse melanoma clones and spheroid invasion in vitro. European Biophysics Journal. 30(7). 494–499. 13 indexed citations

19.

Windisch, H., Helmut Ahammer, Péter Schäffer, W. M�ller, & Dieter Platzer. (1995). Optical multisite monitoring of cell excitation phenomena in isolated cardiomyocytes. Pflügers Archiv - European Journal of Physiology. 430(4). 508–518. 51 indexed citations

20.

Schäffer, Péter, Helmut Ahammer, W. M�ller, Bernd Koidl, & H. Windisch. (1994). Di-4-ANEPPS causes photodynamic damage to isolated cardiomyocytes. Pflügers Archiv - European Journal of Physiology. 426(6). 548–551. 81 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.

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