Results 31 to 40 of about 630,838 (311)

Visual interestingness in image sequences [PDF]

open access: yesProceedings of the 21st ACM international conference on Multimedia, 2013
Interestingness is said to be the power of attracting or holding one's attention (because something is unusual or exciting, etc.). We, as humans, have the great capacity to direct our visual attention and judge the interestingness of a scene. Consider for example the image sequence in the figure on the right.
Grabner, Helmut   +3 more
openaire   +3 more sources

Probabilistic approach for maximum likelihood estimation of pose using lines

open access: yesIET Computer Vision, 2016
In this study, the authors have proposed a new solution for the problem of pose estimation from a set of matched 3D model and 2D image lines. Traditional line‐based pose estimation methods utilising the finite information of the observations are based on
Yueqiang Zhang   +3 more
doaj   +1 more source

Endoscopic video defogging using luminance blending

open access: yesHealthcare Technology Letters, 2019
Endoscopic video sequences provide surgeons with direct surgical field or visualisation on anatomical targets in the patient during robotic surgery. Unfortunately, these video images are unavoidably hazy or foggy to prevent surgeons from clear surgical ...
Xiongbiao Luo   +3 more
doaj   +1 more source

Action recognition using vague division DMMs

open access: yesThe Journal of Engineering, 2017
This study presents a novel human action recognition method based on the sequences of depth maps, which provide additional body shape and motion information for action recognition.
Ke Jin   +4 more
doaj   +1 more source

IPDDF: an improved precision dense descriptor based flow estimation

open access: yesCAAI Transactions on Intelligence Technology, 2020
Large displacement optical flow algorithms are generally categorised into descriptor-based matching and pixel-based matching. Descriptor-based approaches are robust to geometric variation, however they have inherent localisation precision limitation due ...
Weiyong Eng, Voonchet Koo, Tiensze Lim
doaj   +1 more source

A novel similarity measure for image sequences

open access: yes, 2022
S.47-56Quantification of image similarity is a common problem in image processing. For pairs of two images, a variety of options is available and well-understood.
Wacker, B., Modersitzki, J., Brehmer, K.
core   +1 more source

A New Image Encryption Algorithm Using a Hyperchaotic Lorenz System to Produce Efficient and Sufficiently Swift Responses to Different Security Needs of Clients [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2023
This paper proposes a new plaintext-related mechanism based on plaintext encryption.  For simplicity, PCODE was proposed as the image encryption code. The original picture was encoded to get the proposed encryption and plaintext encryption with a chaotic
Zahra Kaviyani   +2 more
doaj   +1 more source

Kernelised correlation filters target tracking fused multi‐feature based on the unmanned aerial vehicle platform

open access: yesIET Wireless Sensor Systems, 2022
As unmanned aerial vehicle (UAV) emerged as a flexible acquisition system that is widely used in military and civilian fields, efficient target tracking algorithm is in urgent need for UAV‐based computer vision.
Zhouzhou Liu, Mengna Liu, Yangmei Zhang
doaj   +1 more source

Automatic crowd density and motion analysis in airborne image sequences based on a probabilistic framework

open access: yes, 2011
Real-time monitoring of crowded regions has crucial importance to avoid overload of people in certain areas. Understanding behavioral dynamics of large people groups can also help to estimate future status of underground passages, public areas, or ...
Reinartz, Peter   +3 more
core   +1 more source

Morphological Operators for Image Sequences [PDF]

open access: yesComputer Vision and Image Understanding, 1995
This paper presents a unifying approach to the problem of morphologically processing image sequences (or, equivalently, vector-valued images) by means of lattice theory, thus providing a mathematical foundation for vector morphology. Lattice theory is an abstract algebraic tool that has been extensively used as a theoretical framework for scalar ...
John K. Goutsias   +2 more
openaire   +1 more source

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