Results 51 to 60 of about 12,812,822 (248)

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

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Deformable and articulated 3D reconstruction from monocular video sequences [PDF]

open access: yes, 2012
PhDThis thesis addresses the problem of deformable and articulated structure from motion from monocular uncalibrated video sequences. Structure from motion is defined as the problem of recovering information about the 3D structure of scenes imaged by a
Paladini, Marco
core   +4 more sources

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Variational Segmentation of Image Sequences using Deformable Shape Priors

open access: yes, 2007
The segmentation of objects in image sequences is an important and difficult problem in computer vision with applications to e.g. video surveillance.
Overgaard, Niels,   +2 more
core   +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

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

Mosaicing of multiplanar regions through autonomous navigation of off-the-shelf quadcopter

open access: yesIET Cyber-systems and Robotics, 2019
The real world is made up of multiplanar and curved surfaces. Imaging such surfaces with an orthographic view using a handheld camera is tiring if the scene encompasses a view larger than the camera field of view.
Meghshyam G. Prasad   +3 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

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

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