Twan Koolen

2.6k total citations · 1 hit paper
14 papers, 1.6k citations indexed

About

Twan Koolen is a scholar working on Biomedical Engineering, Control and Systems Engineering and Molecular Biology. According to data from OpenAlex, Twan Koolen has authored 14 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Biomedical Engineering, 4 papers in Control and Systems Engineering and 2 papers in Molecular Biology. Recurrent topics in Twan Koolen's work include Robotic Locomotion and Control (12 papers), Prosthetics and Rehabilitation Robotics (8 papers) and Muscle activation and electromyography studies (2 papers). Twan Koolen is often cited by papers focused on Robotic Locomotion and Control (12 papers), Prosthetics and Rehabilitation Robotics (8 papers) and Muscle activation and electromyography studies (2 papers). Twan Koolen collaborates with scholars based in United States, Netherlands and Germany. Twan Koolen's co-authors include Jerry Pratt, Tomas de Boer, Russ Tedrake, John R. Rebula, Robin Deits, Hongkai Dai, Pat Marion, Scott Kuindersma, Andrés Valenzuela and Maurice Fallon and has published in prestigious journals such as The International Journal of Robotics Research, Investigative Ophthalmology & Visual Science and Autonomous Robots.

In The Last Decade

Twan Koolen

14 papers receiving 1.5k 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.

Optimization-based locomotion planning, estimation, and control design for the atlas humanoid robot

2015 564 citations Scott Kuindersma, Robin Deits et al. Autonomous Robots profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Twan Koolen United States	11	1.3k	606	214	173	168	14	1.6k
Tomomichi Sugihara Japan	21	1.6k 1.2×	986 1.6×	273 1.3×	216 1.2×	125 0.7×	97	1.9k
Johannes Englsberger Germany	18	1.5k 1.1×	600 1.0×	143 0.7×	155 0.9×	217 1.3×	45	1.6k
Toru Takenaka Japan	8	1.7k 1.3×	861 1.4×	156 0.7×	203 1.2×	162 1.0×	14	1.9k
Sang-Ho Hyon Japan	24	1.7k 1.3×	880 1.5×	156 0.7×	300 1.7×	82 0.5×	98	2.1k
Katja Mombaur Germany	23	1.6k 1.2×	670 1.1×	273 1.3×	109 0.6×	116 0.7×	134	2.2k
Pierre-Brice Wieber France	21	1.7k 1.3×	1.2k 1.9×	484 2.3×	234 1.4×	231 1.4×	51	2.3k
Hun‐ok Lim Japan	20	1.5k 1.2×	860 1.4×	169 0.8×	244 1.4×	89 0.5×	162	1.8k
Zhangguo Yu China	17	977 0.7×	482 0.8×	147 0.7×	193 1.1×	54 0.3×	180	1.3k
Shin’ichiro Nakaoka Japan	24	1.6k 1.2×	1.2k 2.0×	514 2.4×	202 1.2×	115 0.7×	78	2.1k
Scott Kuindersma United States	19	1.3k 1.0×	766 1.3×	340 1.6×	207 1.2×	56 0.3×	32	2.0k

Countries citing papers authored by Twan Koolen

Since Specialization

Citations

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

Fields of papers citing papers by Twan Koolen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Twan Koolen

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

All Works

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14 of 14 papers shown

Koolen, Twan, et al.. (2019). Benchmarking and Workload Analysis of Robot Dynamics Algorithms. 5235–5242. 10 indexed citations

Koolen, Twan & Robin Deits. (2019). Julia for robotics: simulation and real-time control in a high-level programming language. 604–611. 24 indexed citations

Posa, Michael, Twan Koolen, & Russ Tedrake. (2017). Balancing and Step Recovery Capturability via Sums-of-Squares Optimization. 27 indexed citations

Koolen, Twan, Sylvain Bertrand, Gray C. Thomas, et al.. (2016). Design of a Momentum-Based Control Framework and Application to the Humanoid Robot Atlas. International Journal of Humanoid Robotics. 13(1). 1650007–1650007. 168 indexed citations

Koolen, Twan, Michael Posa, & Russ Tedrake. (2016). Balance control using center of mass height variation: Limitations imposed by unilateral contact. DSpace@MIT (Massachusetts Institute of Technology). 8–15. 46 indexed citations

Marion, Pat, Maurice Fallon, Robin Deits, et al.. (2016). Director: A User Interface Designed for Robot Operation with Shared Autonomy. Journal of Field Robotics. 34(2). 262–280. 40 indexed citations

Kuindersma, Scott, Robin Deits, Maurice Fallon, et al.. (2015). Optimization-based locomotion planning, estimation, and control design for the atlas humanoid robot. Autonomous Robots. 40(3). 429–455. 564 indexed citations breakdown →

Koolen, Twan, Tomas de Boer, John R. Rebula, Ambarish Goswami, & Jerry Pratt. (2014). Koolen et al. - 2012 - Capturability-based analysis and control of legged locomotion, Part 1 Theory and application to three simple gait models(2). 1 indexed citations

Englsberger, Johannes, Twan Koolen, Sylvain Bertrand, et al.. (2014). Trajectory generation for continuous leg forces during double support and heel-to-toe shift based on divergent component of motion. elib (German Aerospace Center). 4022–4029. 39 indexed citations

10.

Fallon, Maurice, Scott Kuindersma, Sisir Karumanchi, et al.. (2014). An Architecture for Online Affordance‐based Perception and Whole‐body Planning. Journal of Field Robotics. 32(2). 229–254. 91 indexed citations

11.

Pratt, Jerry, Twan Koolen, Tomas de Boer, et al.. (2012). Capturability-based analysis and control of legged locomotion, Part 2: Application to M2V2, a lower-body humanoid. The International Journal of Robotics Research. 31(10). 1117–1133. 186 indexed citations

12.

Koolen, Twan, Tomas de Boer, John R. Rebula, Ambarish Goswami, & Jerry Pratt. (2012). Capturability-based analysis and control of legged locomotion, Part 1: Theory and application to three simple gait models. The International Journal of Robotics Research. 31(9). 1094–1113. 347 indexed citations

13.

Pratt, Jerry, John R. Rebula, Twan Koolen, et al.. (2009). The Yobotics-IHMC Lower Body Humanoid Robot. f. 410–411. 12 indexed citations

14.

Maaijwee, Kristel, et al.. (2008). Threshold Amplitude and Frequency for Ocular Tissue Release from a Vibrating Instrument: An Experimental Study. Investigative Ophthalmology & Visual Science. 49(4). 1629–1629. 6 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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