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Achieving optimal semantic segmentation with frame-based vision sensors poses significant challenges for real-time systems like UAVs and self-driving cars, which require rapid and precise processing. Traditional frame-based methods often…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 D. Hareb , J. Martinet , B. Miramond

Scene segmentation is widely used in the field of autonomous driving for environment perception, and semantic scene segmentation (3S) has received a great deal of attention due to the richness of the semantic information it contains. It…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Yaqian Guo , Xin Wang , Ce Li , Shihui Ying

We present an approach for road segmentation that only requires image-level annotations at training time. We leverage distant supervision, which allows us to train our model using images that are different from the target domain. Using…

Computer Vision and Pattern Recognition · Computer Science 2017-08-22 Satoshi Tsutsui , Tommi Kerola , Shunta Saito

Interactive 3D point cloud segmentation enables efficient annotation of complex 3D scenes through user-guided prompts. However, current approaches are typically restricted in scope to a single domain (indoor or outdoor), and to a single…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Aniket Gupta , Hanhui Wang , Charles Saunders , Aruni RoyChowdhury , Hanumant Singh , Huaizu Jiang

Recent temporal action segmentation approaches need frame annotations during training to be effective. These annotations are very expensive and time-consuming to obtain. This limits their performances when only limited annotated data is…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Sovan Biswas , Anthony Rhodes , Ramesh Manuvinakurike , Giuseppe Raffa , Richard Beckwith

Shape and pose estimation is a critical perception problem for a self-driving car to fully understand its surrounding environment. One fundamental challenge in solving this problem is the incomplete sensor signal (e.g., LiDAR scans),…

Robotics · Computer Science 2022-07-05 Josephine Monica , Wei-Lun Chao , Mark Campbell

Equitable urban transportation applications require high-fidelity digital representations of the built environment: not just streets and sidewalks, but bike lanes, marked and unmarked crossings, curb ramps and cuts, obstructions, traffic…

Computer Vision and Pattern Recognition · Computer Science 2024-08-05 Bin Han , Yiwei Yang , Anat Caspi , Bill Howe

Both accuracy and efficiency are of significant importance to the task of semantic segmentation. Existing deep FCNs suffer from heavy computations due to a series of high-resolution feature maps for preserving the detailed knowledge in…

Computer Vision and Pattern Recognition · Computer Science 2019-03-13 Tong He , Chunhua Shen , Zhi Tian , Dong Gong , Changming Sun , Youliang Yan

Existing semantic segmentation approaches either aim to improve the object's inner consistency by modeling the global context, or refine objects detail along their boundaries by multi-scale feature fusion. In this paper, a new paradigm for…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Xiangtai Li , Xia Li , Li Zhang , Guangliang Cheng , Jianping Shi , Zhouchen Lin , Shaohua Tan , Yunhai Tong

Remote sensing imagery has attracted significant attention in recent years due to its instrumental role in global environmental monitoring, land usage monitoring, and more. As image databases grow each year, performing automatic…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Jielu Zhang , Zhongliang Zhou , Gengchen Mai , Mengxuan Hu , Zihan Guan , Sheng Li , Lan Mu

Instance segmentation methods often require costly per-pixel labels. We propose a method that only requires point-level annotations. During training, the model only has access to a single pixel label per object, yet the task is to output…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Issam H. Laradji , Negar Rostamzadeh , Pedro O. Pinheiro , David Vazquez , Mark Schmidt

Medical image annotation is a major hurdle for developing precise and robust machine learning models. Annotation is expensive, time-consuming, and often requires expert knowledge, particularly in the medical field. Here, we suggest using…

Computer Vision and Pattern Recognition · Computer Science 2020-09-28 Holger R Roth , Dong Yang , Ziyue Xu , Xiaosong Wang , Daguang Xu

This work investigates learning pixel-wise semantic image segmentation in urban scenes without any manual annotation, just from the raw non-curated data collected by cars which, equipped with cameras and LiDAR sensors, drive around a city.…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Antonin Vobecky , David Hurych , Oriane Siméoni , Spyros Gidaris , Andrei Bursuc , Patrick Pérez , Josef Sivic

Semantic segmentation is a critical step in automated image interpretation and analysis where pixels are classified into one or more predefined semantically meaningful classes. Deep learning approaches for semantic segmentation rely on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Tushar Kataria , Beatrice Knudsen , Shireen Elhabian

Autonomous navigation in unstructured off-road environments is greatly improved by semantic scene understanding. Conventional image processing algorithms are difficult to implement and lack robustness due to a lack of structure and high…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Anthony Medellin , Anant Bhamri , Reza Langari , Swaminathan Gopalswamy

Just like other few-shot learning problems, few-shot segmentation aims to minimize the need for manual annotation, which is particularly costly in segmentation tasks. Even though the few-shot setting reduces this cost for novel test…

Computer Vision and Pattern Recognition · Computer Science 2021-11-04 Mustafa Sercan Amac , Ahmet Sencan , Orhun Bugra Baran , Nazli Ikizler-Cinbis , Ramazan Gokberk Cinbis

The ship-detection task in satellite imagery presents significant obstacles to even the most state of the art segmentation models due to lack of labelled dataset or approaches which are not able to generalize to unseen images. The most…

Computer Vision and Pattern Recognition · Computer Science 2019-10-29 Venkatesh R , Anand Metha

Semi-supervised learning has attracted much attention due to its less dependence on acquiring abundant annotations from experts compared to fully supervised methods, which is especially important for medical image segmentation which…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Yichi Zhang , Jin Yang , Yuchen Liu , Yuan Cheng , Yuan Qi

To extract information at scale, researchers increasingly apply semantic segmentation techniques to remotely-sensed imagery. While fully-supervised learning enables accurate pixel-wise segmentation, compiling the exhaustive datasets…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Simone Fobi , Terence Conlon , Jayant Taneja , Vijay Modi

Despite the progress of interactive image segmentation methods, high-quality pixel-level annotation is still time-consuming and laborious - a bottleneck for several deep learning applications. We take a step back to propose interactive and…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Jord{ã}o Bragantini , Alexandre X Falc{ã}o , Laurent Najman