Results 11 to 20 of about 33,305 (299)

Building Shadow Detection on Ghost Images [PDF]

open access: yesRemote Sensing, 2020
Although many efforts have been made on building shadow detection from aerial images, little research on simultaneous shadows detection on both building roofs and grounds has been presented. Hence, this paper proposes a new method for simultaneous shadow
Guoqing Zhou, Hongjun Sha
doaj   +4 more sources

Shadow Detection in Still Road Images Using Chrominance Properties of Shadows and Spectral Power Distribution of the Illumination [PDF]

open access: yesSensors, 2020
A well-known challenge in vision-based driver assistance systems is cast shadows on the road, which makes fundamental tasks such as road and lane detections difficult.
Manuel José Ibarra-Arenado   +2 more
doaj   +2 more sources

Data augmentation and shadow image classification for shadow detection [PDF]

open access: yesIET Image Processing, 2021
Abstract Shadow detection is an important branch of computer vision. Recently, convolutional neural network (CNN)‐based methods for shadow detection have achieved better performance than methods based on manually designed features. However, CNNs are extremely hungry for data and the training of CNN‐based shadow detector requires time ...
Guoquan Li 0001   +4 more
openaire   +5 more sources

A novel single robot image shadow detection method based on convolutional block attention module and unsupervised learning network [PDF]

open access: yesFrontiers in Neurorobotics, 2022
Shadow detection plays a very important role in image processing. Although many algorithms have been proposed in different environments, it is still a challenging task to detect shadows in natural scenes.
Jun Zhang, Junjun Liu
doaj   +2 more sources

Learning Shadow Correspondence for Video Shadow Detection [PDF]

open access: yes, 2022
Video shadow detection aims to generate consistent shadow predictions among video frames. However, the current approaches suffer from inconsistent shadow predictions across frames, especially when the illumination and background textures change in a video.
Xinpeng Ding   +3 more
openaire   +3 more sources

Shadow Detection Based on Regions of Light Sources for Object Extraction in Nighttime Video [PDF]

open access: yesSensors, 2017
Intelligent video surveillance systems detect pre-configured surveillance events through background modeling, foreground and object extraction, object tracking, and event detection.
Gil-beom Lee   +4 more
doaj   +2 more sources

Insignificant shadow detection for video segmentation [PDF]

open access: yesIEEE Transactions on Circuits and Systems for Video Technology, 2005
To prevent moving cast shadows from being misunderstood as part of moving objects in change detection based\ud video segmentation, this paper proposes a novel approach to the cast shadow detection based on the edge and region information in multiple frames.
Dong Xu 0001   +4 more
openaire   +4 more sources

Shadow Detection and Compensation from Remote Sensing Images under Complex Urban Conditions

open access: yesRemote Sensing, 2021
Due to the block of high-rise objects and the influence of the sun’s altitude and azimuth, shadows are inevitably formed in remote sensing images particularly in urban areas, which causes missing information in the shadow region.
Tingting Zhou   +3 more
doaj   +3 more sources

Adaptive shadow detection using global texture and sampling deduction [PDF]

open access: yesIET Computer Vision, 2013
An adaptive shadow detection algorithm is proposed to eliminate interference on object detection from the shadow. The algorithm uses three components in YUV colour space to identify shadow pixels from the candidate foreground.
Ke Jiang   +4 more
doaj   +2 more sources

Learning From Synthetic Shadows for Shadow Detection and Removal [PDF]

open access: yesIEEE Transactions on Circuits and Systems for Video Technology, 2021
Accepted to IEEE Transactions on Circuits and Systems for Video Technology (TCSVT), v2: fixed ...
Naoto Inoue, Toshihiko Yamasaki
openaire   +2 more sources

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