Pierre Hellier

5.3k total citations · 2 hit papers
59 papers, 3.5k citations indexed

About

Pierre Hellier is a scholar working on Computer Vision and Pattern Recognition, Radiology, Nuclear Medicine and Imaging and Signal Processing. According to data from OpenAlex, Pierre Hellier has authored 59 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 47 papers in Computer Vision and Pattern Recognition, 23 papers in Radiology, Nuclear Medicine and Imaging and 7 papers in Signal Processing. Recurrent topics in Pierre Hellier's work include Medical Image Segmentation Techniques (32 papers), Advanced MRI Techniques and Applications (12 papers) and Image and Signal Denoising Methods (9 papers). Pierre Hellier is often cited by papers focused on Medical Image Segmentation Techniques (32 papers), Advanced MRI Techniques and Applications (12 papers) and Image and Signal Denoising Methods (9 papers). Pierre Hellier collaborates with scholars based in France, Canada and United States. Pierre Hellier's co-authors include Christian Barillot, Pierrick Coupé, Charles Kervrann, D. Louis Collins, Gary E. Christensen, Arno Klein, James C. Gee, J. John Mann, Joo Hyun Song and John Ashburner and has published in prestigious journals such as NeuroImage, IEEE Transactions on Image Processing and IEEE Transactions on Medical Imaging.

In The Last Decade

Pierre Hellier

57 papers receiving 3.4k 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.

Evaluation of 14 nonlinear deformation algorithms applied to human brain MRI registration

2009 1.7k citations D. Louis Collins, Pierre Hellier et al. NeuroImage profile →
Nonlocal means-based speckle filtering for ultrasound images

2009 459 citations Pierrick Coupé, Pierre Hellier et al. IEEE Transactions on Image Processing profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Pierre Hellier France	21	1.7k	1.5k	773	495	344	59	3.5k
Christian Barillot France	34	2.1k 1.3×	1.7k 1.2×	817 1.1×	669 1.4×	542 1.6×	201	4.5k
Wiesław L. Nowinski Singapore	35	1.6k 1.0×	1.4k 1.0×	635 0.8×	874 1.8×	112 0.3×	221	4.1k
Zhaohua Ding United States	38	2.8k 1.7×	2.7k 1.9×	1.2k 1.6×	604 1.2×	652 1.9×	124	6.7k
Luke Sonoda United Kingdom	15	1.9k 1.2×	2.3k 1.5×	436 0.6×	737 1.5×	75 0.2×	32	4.4k
Qingmao Hu China	26	1.0k 0.6×	853 0.6×	520 0.7×	303 0.6×	186 0.5×	135	2.6k
André Collignon Belgium	7	2.2k 1.3×	1.7k 1.2×	320 0.4×	613 1.2×	250 0.7×	10	4.1k
Christian Wachinger Germany	20	991 0.6×	1.2k 0.8×	324 0.4×	528 1.1×	103 0.3×	76	2.6k
Grégoire Malandain France	36	2.3k 1.4×	1.6k 1.1×	263 0.3×	844 1.7×	161 0.5×	138	4.9k
Carmel Hayes United Kingdom	19	2.0k 1.2×	3.1k 2.2×	434 0.6×	794 1.6×	79 0.2×	43	5.1k
Mirza Faisal Beg Canada	37	1.2k 0.7×	2.1k 1.4×	770 1.0×	858 1.7×	96 0.3×	172	5.1k

Countries citing papers authored by Pierre Hellier

Since Specialization

Citations

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

Fields of papers citing papers by Pierre Hellier

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Pierre Hellier

This figure shows the co-authorship network connecting the top 25 collaborators of Pierre Hellier. A scholar is included among the top collaborators of Pierre Hellier 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 Pierre Hellier. Pierre Hellier 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

Hellier, Pierre, et al.. (2025). Neural Implicit Avatar Conditioned on Human Pose, Identity and Gender. SPIRE - Sciences Po Institutional REpository. 1–11.

Balcılar, Muhammet, et al.. (2023). Entropy Coding Improvement for Low-complexity Compressive Auto-encoders. 338–338. 2 indexed citations

Hoyet, Ludovic, et al.. (2022). UnderPressure: Deep Learning for Foot Contact Detection, Ground Reaction Force Estimation and Footskate Cleanup. Computer Graphics Forum. 41(8). 195–206. 14 indexed citations

Damodaran, Bharath Bhushan, et al.. (2022). Reducing The Amortization Gap of Entropy Bottleneck In End-to-End Image Compression. 31. 115–119. 5 indexed citations

Sabaté, N., et al.. (2016). Motion Driven Tonal Stabilization. IEEE Transactions on Image Processing. 25(11). 5455–5468. 10 indexed citations

Hellier, Pierre, et al.. (2012). A contrario shot detection. 4. 3085–3088. 5 indexed citations

Chen, Sean Jy-Shyang, Pierre Hellier, Jean‐Yves Gauvrit, et al.. (2010). An Anthropomorphic Polyvinyl Alcohol Triple-Modality Brain Phantom Based on Colin27. Lecture notes in computer science. 13(Pt 2). 92–100. 12 indexed citations

Hellier, Pierre, Xavier Morandi, Dominique Drapier, et al.. (2010). Assessment of standard coil positioning in transcranial magnetic stimulation in depression. Psychiatry Research. 186(2-3). 232–238. 33 indexed citations

Hellier, Pierre, Pierrick Coupé, Xavier Morandi, & D. Louis Collins. (2009). An automatic geometrical and statistical method to detect acoustic shadows in intraoperative ultrasound brain images. Medical Image Analysis. 14(2). 195–204. 24 indexed citations

10.

Coupé, Pierrick, Pierre Hellier, Sylvain Prima, Charles Kervrann, & Christian Barillot. (2008). 3D Wavelet Subbands Mixing for Image Denoising. International Journal of Biomedical Imaging. 2008(1). 590183–590183. 89 indexed citations

11.

Coupé, Pierrick, Pierre Yger, Sylvain Prima, et al.. (2008). An Optimized Blockwise Nonlocal Means Denoising Filter for 3-D Magnetic Resonance Images. IEEE Transactions on Medical Imaging. 27(4). 425–441. 94 indexed citations

12.

Cuzol, Anne, Pierre Hellier, & Étienne Mémin. (2005). A Novel Parametric Method for Non-rigid Image Registration. Lecture notes in computer science. 19. 456–467. 11 indexed citations

13.

Barillot, Christian, et al.. (2005). Combining fuzzy logic and level set methods for 3D MRI brain segmentation. 2. 161–164. 12 indexed citations

14.

Barillot, Christian, et al.. (2004). Medical image computing and computer-assisted intervention - MICCAI 2004 : 7th International Conference, Saint-Malo, France, September 26-29, 2004 : proceedings. Springer eBooks. 4 indexed citations

15.

Barillot, Christian, David R. Haynor, & Pierre Hellier. (2004). Medical Image Computing and Computer-Assisted Intervention – MICCAI 2004. Lecture notes in computer science. 67 indexed citations

16.

Hellier, Pierre & Christian Barillot. (2004). A hierarchical parametric algorithm for deformable multimodal image registration. Computer Methods and Programs in Biomedicine. 75(2). 107–115. 9 indexed citations

17.

Corouge, Isabelle, et al.. (2003). Interindividual functional mapping: a nonlinear local approach. NeuroImage. 19(4). 1337–1348. 14 indexed citations

18.

Hellier, Pierre, Christian Barillot, Étienne Mémin, & Patrick Pérez. (2001). Hierarchical estimation of a dense deformation field for 3-D robust registration. IEEE Transactions on Medical Imaging. 20(5). 388–402. 86 indexed citations

19.

Baillard, C., Pierre Hellier, & Christian Barillot. (2001). Segmentation of brain 3D MR images using level sets and dense registration. Medical Image Analysis. 5(3). 185–194. 91 indexed citations

20.

Hellier, Pierre, et al.. (1999). Estimation robuste 3D d'un champ de déformation pour le recalage non-linéaire inter-sujet d'images cérébrales. HAL (Le Centre pour la Communication Scientifique Directe). 17(2). 99–112. 2 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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