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Cited by 314

The DOI matches its Crossref record; 7 of the 7 references it cites were found in a registry or an index.

Path Smoothing Techniques in Robot Navigation: State-of-the-Art, Current and Future Challenges

Open access
Ravankar, Abhijeet, Ravankar, Ankit A., Kobayashi, Yukinori, Hoshino, Yohei, Peng, Chao-Chung·2018·Sensors

Abstract

Robot navigation is an indispensable component of any mobile service robot. Many path planning algorithms generate a path which has many sharp or angular turns. Such paths are not fit for mobile robot as it has to slow down at these sharp turns. These robots could be carrying delicate, dangerous, or precious items and executing these sharp turns may not be feasible kinematically. On the contrary, smooth trajectories are often desired for robot motion and must be generated while considering the static and dynamic obstacles and other constraints like feasible curvature, robot and lane dimensions, and speed. The aim of this paper is to succinctly summarize and review the path smoothing techniques in robot navigation and discuss the challenges and future trends. Both autonomous mobile robots and autonomous vehicles (outdoor robots or self-driving cars) are discussed. The state-of-the-art algorithms are broadly classified into different categories and each approach is introduced briefly with necessary background, merits, and drawbacks. Finally, the paper discusses the current and future challenges in optimal trajectory generation and smoothing research.

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Metadata

Authors
Ravankar, A., Ravankar, A. A., Kobayashi, Y., Hoshino, Y., & Peng, C.-C.
Venue
Sensors
Publisher
MDPI AG
Published
2018-09-19
Volume
18
Issue
9
Pages
3170
ISSN
1424-8220 (ISSN-L)
OpenAlex
W2890807499
Cited by
314
References
7
FWCI
12.46
Type
journal article
Language
en
Open access
gold

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CoChat. (2026). Citation check: Path Smoothing Techniques in Robot Navigation: State-of-the-Art, Current and Future Challenges. https://app.cochat.ai/papers/10.3390/s18093170
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Ravankar, A., Ravankar, A. A., Kobayashi, Y., Hoshino, Y., & Peng, C.-C. (2018). Path Smoothing Techniques in Robot Navigation: State-of-the-Art, Current and Future Challenges. Sensors. https://doi.org/10.3390/s18093170

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