J.J. van Zyl

7.2k total citations · 3 hit papers
83 papers, 5.4k citations indexed

About

J.J. van Zyl is a scholar working on Aerospace Engineering, Environmental Engineering and Atmospheric Science. According to data from OpenAlex, J.J. van Zyl has authored 83 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 71 papers in Aerospace Engineering, 50 papers in Environmental Engineering and 29 papers in Atmospheric Science. Recurrent topics in J.J. van Zyl's work include Synthetic Aperture Radar (SAR) Applications and Techniques (69 papers), Soil Moisture and Remote Sensing (44 papers) and Landslides and related hazards (16 papers). J.J. van Zyl is often cited by papers focused on Synthetic Aperture Radar (SAR) Applications and Techniques (69 papers), Soil Moisture and Remote Sensing (44 papers) and Landslides and related hazards (16 papers). J.J. van Zyl collaborates with scholars based in United States, Germany and Australia. J.J. van Zyl's co-authors include H. A. Zebker, Yunjin Kim, Eric Rignot, Motofumi Arii, C. Elachi, T. G. Farr, Stephen L. Durden, Mahta Moghaddam, Diane L. Evans and R. N. Treuhaft and has published in prestigious journals such as Science, Journal of Geophysical Research Atmospheres and Proceedings of the IEEE.

In The Last Decade

J.J. van Zyl

79 papers receiving 5.0k citations

Hit Papers

Change detection techniques for ERS-1 SAR data 1987 2026 2000 2013 1993 1989 1987 100 200 300 400 500
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.

  1. Change detection techniques for ERS-1 SAR data
    1993 520 citations Eric Rignot, J.J. van Zyl IEEE Transactions on Geoscience and Remote Sensing profile →
  2. Unsupervised classification of scattering behavior using radar polarimetry data
    1989 451 citations J.J. van Zyl IEEE Transactions on Geoscience and Remote Sensing profile →
  3. Imaging radar polarization signatures: Theory and observation
    1987 440 citations J.J. van Zyl, H. A. Zebker et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
J.J. van Zyl United States 28 3.8k 3.1k 1.6k 760 553 83 5.4k
A. Freeman United States 31 4.0k 1.1× 2.4k 0.8× 1.0k 0.6× 470 0.6× 588 1.1× 142 5.0k
Konstantinos Papathanassiou Germany 32 6.5k 1.7× 3.8k 1.2× 2.1k 1.3× 357 0.5× 785 1.4× 259 7.8k
Thomas L. Ainsworth United States 27 3.3k 0.9× 1.9k 0.6× 991 0.6× 1.4k 1.8× 500 0.9× 130 4.6k
M.C. Dobson United States 30 2.3k 0.6× 3.7k 1.2× 1.6k 1.0× 287 0.4× 675 1.2× 109 5.0k
S.R. Cloude United Kingdom 33 8.4k 2.2× 5.5k 1.8× 2.4k 1.5× 1.5k 2.0× 1.2k 2.1× 176 10.4k
Lars M. H. Ulander Sweden 38 4.3k 1.1× 3.0k 1.0× 1.1k 0.7× 191 0.3× 604 1.1× 264 6.0k
Nazzareno Pierdicca Italy 36 2.0k 0.5× 2.7k 0.9× 2.7k 1.6× 500 0.7× 375 0.7× 285 5.0k
M. Hallikainen Finland 40 2.0k 0.5× 4.9k 1.6× 4.2k 2.6× 183 0.2× 973 1.8× 312 7.5k
Adrian K. Fung United States 18 2.2k 0.6× 3.9k 1.3× 3.7k 2.3× 135 0.2× 774 1.4× 29 6.7k
R. K. Moore United States 28 2.1k 0.6× 3.3k 1.1× 3.7k 2.3× 150 0.2× 760 1.4× 172 6.8k

Countries citing papers authored by J.J. van Zyl

Since Specialization
Citations

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

Fields of papers citing papers by J.J. van Zyl

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J.J. van Zyl. 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 J.J. van Zyl. The network helps show where J.J. van Zyl may publish in the future.

Co-authorship network of co-authors of J.J. van Zyl

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

All Works

20 of 20 papers shown
1.
Burgin, Mariko, Lukas Mandrake, Gary Doran, Brian Bue, & J.J. van Zyl. (2018). Soil Moisture Estimation by Linear Regression from Smap Polarimetric Radar Data with Aquarius Derived Coefficients. 47. 1816–1817.
2.
Burgin, Mariko & J.J. van Zyl. (2017). Empirical Soil Moisture Estimation with Spaceborne L-band Polarimetric Radars: Aquarius, SMAP, and PALSAR-2. AGU Fall Meeting Abstracts. 2017. 2 indexed citations
3.
Burgin, Mariko & J.J. van Zyl. (2017). Regression-based soil moisture estimation from SMAP polarimetric radar data with Aquarius derived coefficients. 1. 4136–4138. 1 indexed citations
4.
Ouellette, Jeffrey D., Joel T. Johnson, Seung-Bum Kim, et al.. (2014). A Simulation Study of Compact Polarimetry for Radar Retrieval of Soil Moisture. IEEE Transactions on Geoscience and Remote Sensing. 52(9). 5966–5973. 19 indexed citations
5.
Kim, Seung-Bum, Leung Tsang, Joel T. Johnson, et al.. (2011). Soil Moisture Retrieval Using Time-Series Radar Observations Over Bare Surfaces. IEEE Transactions on Geoscience and Remote Sensing. 50(5). 1853–1863. 88 indexed citations
6.
Kim, Yunjin & J.J. van Zyl. (2009). A Time-Series Approach to Estimate Soil Moisture Using Polarimetric Radar Data. IEEE Transactions on Geoscience and Remote Sensing. 47(8). 2519–2527. 273 indexed citations
7.
Zyl, J.J. van, Motofumi Arii, & Yunjin Kim. (2008). Requirements for Model-Based Polarimetric Decompositions. 1–4. 19 indexed citations
8.
Elachi, C. & J.J. van Zyl. (2006). Introduction to the Physics and Techniques of Remote Sensing: Second Edition. 4 indexed citations
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11.
Durden, Stephen L., H. A. Zebker, & J.J. van Zyl. (2005). Application Of Radar Polarimetry To Forestry. 2. 1003–1004. 1 indexed citations
12.
13.
Plaut, J. J., Steven W. Anderson, D. A. Crown, E. R. Stofan, & J.J. van Zyl. (2004). The unique radar properties of silicic lava domes. Journal of Geophysical Research Atmospheres. 109(E3). 23 indexed citations
14.
Menges, Carl H., Greg Hill, Waqar Ahmad, & J.J. van Zyl. (2001). Incidence Angle Correction of AirSAR Data to Facilitate Land-Cover Classification. Photogrammetric Engineering & Remote Sensing. 67(4). 479–489. 10 indexed citations
15.
Zyl, J.J. van. (2001). The Shuttle Radar Topography Mission (SRTM): a breakthrough in remote sensing of topography. Acta Astronautica. 48(5-12). 559–565. 337 indexed citations
16.
Zyl, J.J. van. (1997). <title>Overview of SAR polarimetry and interferometry</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 3120. 16–27. 3 indexed citations
17.
Rignot, Eric, R. Zimmermann, & J.J. van Zyl. (1995). Spaceborne applications of P band imaging radars for measuring forest biomass. IEEE Transactions on Geoscience and Remote Sensing. 33(5). 1162–1169. 92 indexed citations
18.
Freeman, A., J.J. van Zyl, J.D. Klein, H. A. Zebker, & Yuecheng Shen. (1992). Calibration of Stokes and scattering matrix format polarimetric SAR data. IEEE Transactions on Geoscience and Remote Sensing. 30(3). 531–539. 85 indexed citations
19.
Dubois, P. & J.J. van Zyl. (1991). Polarization Filtering of SAR Data. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 15(4). 309–320. 2 indexed citations
20.
Zebker, H. A., J.J. van Zyl, & D. N. Held. (1987). Imaging radar polarimetry from wave synthesis. Journal of Geophysical Research Atmospheres. 92(B1). 683–701. 253 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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