Ranjith Unnikrishnan

1.2k total citations · 1 hit paper
9 papers, 726 citations indexed

About

Ranjith Unnikrishnan is a scholar working on Computer Vision and Pattern Recognition, Environmental Engineering and Aerospace Engineering. According to data from OpenAlex, Ranjith Unnikrishnan has authored 9 papers receiving a total of 726 indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in Computer Vision and Pattern Recognition, 3 papers in Environmental Engineering and 2 papers in Aerospace Engineering. Recurrent topics in Ranjith Unnikrishnan's work include Advanced Vision and Imaging (3 papers), Remote Sensing and LiDAR Applications (3 papers) and Handwritten Text Recognition Techniques (2 papers). Ranjith Unnikrishnan is often cited by papers focused on Advanced Vision and Imaging (3 papers), Remote Sensing and LiDAR Applications (3 papers) and Handwritten Text Recognition Techniques (2 papers). Ranjith Unnikrishnan collaborates with scholars based in United States. Ranjith Unnikrishnan's co-authors include Martial Hebert, Caroline Pantofaru, David M. Bradley, J. Andrew Bagnell, Ray Smith, Nicolas Vandapel and Jean‐François Lalonde and has published in prestigious journals such as IEEE Transactions on Pattern Analysis and Machine Intelligence, International Journal of Computational Geometry & Applications and Proceedings - IEEE International Conference on Robotics and Automation/Proceedings.

In The Last Decade

Ranjith Unnikrishnan

9 papers receiving 686 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.

Toward Objective Evaluation of Image Segmentation Algorithms

2007 545 citations Ranjith Unnikrishnan, Caroline Pantofaru et al. IEEE Transactions on Pattern Analysis and Machine Intelligence profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ranjith Unnikrishnan United States	6	558	199	116	108	69	9	726
A. Aydın Alatan Türkiye	17	691 1.2×	168 0.8×	140 1.2×	81 0.8×	54 0.8×	100	921
Yi Wei China	15	562 1.0×	87 0.4×	128 1.1×	95 0.9×	81 1.2×	31	813
Kun Sun China	18	594 1.1×	133 0.7×	242 2.1×	131 1.2×	52 0.8×	54	905
David Stutz Germany	9	325 0.6×	136 0.7×	43 0.4×	118 1.1×	50 0.7×	15	600
Weiliang Meng China	15	410 0.7×	173 0.9×	102 0.9×	206 1.9×	96 1.4×	84	716
Jiayuan Fan China	19	477 0.9×	303 1.5×	33 0.3×	276 2.6×	42 0.6×	66	847
Donggeun Yoo South Korea	8	592 1.1×	136 0.7×	34 0.3×	142 1.3×	18 0.3×	14	728
Youliang Yan China	11	902 1.6×	277 1.4×	155 1.3×	179 1.7×	70 1.0×	23	1.1k
Hossam Isack Canada	6	581 1.0×	65 0.3×	190 1.6×	127 1.2×	166 2.4×	10	814
Naejin Kong South Korea	6	574 1.0×	149 0.7×	27 0.2×	45 0.4×	21 0.3×	7	707

Countries citing papers authored by Ranjith Unnikrishnan

Since Specialization

Citations

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

Fields of papers citing papers by Ranjith Unnikrishnan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ranjith Unnikrishnan

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

All Works

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9 of 9 papers shown

1.

Unnikrishnan, Ranjith & Martial Hebert. (2018). Fast Extrinsic Calibration of a Laser Rangefinder to a Camera. Figshare. 75 indexed citations

2.

Hebert, Martial & Ranjith Unnikrishnan. (2011). Statistical approaches to multi-scale point cloud processing.. 5 indexed citations

3.

Unnikrishnan, Ranjith, Jean‐François Lalonde, Nicolas Vandapel, & Martial Hebert. (2010). SCALE SELECTION FOR GEOMETRIC FITTING IN NOISY POINT CLOUDS. International Journal of Computational Geometry & Applications. 20(5). 543–575. 6 indexed citations

4.

Unnikrishnan, Ranjith & Ray Smith. (2009). Combined Orientation and Script Detection using the Tesseract OCR Engine. 1 indexed citations

5.

Unnikrishnan, Ranjith & Ray Smith. (2009). Combined script and page orientation estimation using the Tesseract OCR engine. 1–7. 15 indexed citations

6.

Unnikrishnan, Ranjith, Caroline Pantofaru, & Martial Hebert. (2007). Toward Objective Evaluation of Image Segmentation Algorithms. IEEE Transactions on Pattern Analysis and Machine Intelligence. 29(6). 929–944. 545 indexed citations breakdown →

7.

Bradley, David M., Ranjith Unnikrishnan, & J. Andrew Bagnell. (2007). Vegetation Detection for Driving in Complex Environments. Proceedings - IEEE International Conference on Robotics and Automation/Proceedings. 503–508. 65 indexed citations

8.

Unnikrishnan, Ranjith, Jean‐François Lalonde, Nicolas Vandapel, & Martial Hebert. (2006). Scale Selection for the Analysis of Point-Sampled Curves. 20. 1026–1033. 11 indexed citations

9.

Unnikrishnan, Ranjith. (2002). Globally Consistent Mosaicking for Autonomous Visual Navigation. 3 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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