Results 51 to 60 of about 1,483,995 (324)

Multiresolution Motion Estimation for Low-Rate Video Frame Interpolation

open access: yesEURASIP Journal on Advances in Signal Processing, 2004
Interpolation of video frames with the purpose of increasing the frame rate requires the estimation of motion in the image so as to interpolate pixels along the path of the objects.
Hezerul Abdul Karim   +2 more
doaj   +1 more source

Video Frame Interpolation via Adaptive Separable Convolution [PDF]

open access: yes, 2017
Standard video frame interpolation methods first estimate optical flow between input frames and then synthesize an intermediate frame guided by motion. Recent approaches merge these two steps into a single convolution process by convolving input frames ...
Liu, Feng, Mai, Long, Niklaus, Simon
core   +3 more sources

Interpolation free subpixel accuracy motion estimation [PDF]

open access: yes, 2006
Licensed and exploited by ProVision Communications Technologies Ltd. Accurate motion estimation at sub pixel resolution is computationally complex. Method overcomes difficulties of subpixel search in real time implementation of H.264 codec, through ...
Bull, DR   +3 more
core   +2 more sources

LDMVFI: Video Frame Interpolation with Latent Diffusion Models [PDF]

open access: yesAAAI Conference on Artificial Intelligence, 2023
Existing works on video frame interpolation (VFI) mostly employ deep neural networks that are trained by minimizing the L1, L2, or deep feature space distance (e.g. VGG loss) between their outputs and ground-truth frames. However, recent works have shown
Duolikun Danier   +2 more
semanticscholar   +1 more source

Textural Detail Preservation Network for Video Frame Interpolation

open access: yesIEEE Access, 2023
The subjective image quality of the Video Frame Interpolation (VFI) result depends on whether image features such as edges, textures and blobs are preserved.
Kihwan Yoon   +4 more
doaj   +1 more source

Spatiotemporal super-resolution for low bitrate H.264 video [PDF]

open access: yes, 2010
Super-resolution and frame interpolation enhance low resolution low-framerate videos. Such techniques are especially important for limited bandwidth communications. This paper proposes a novel technique to up-scale videos compressed with H.264 at low bit-
Anantrasirichai, N, Canagarajah, CN
core   +2 more sources

Multiple description video coding based on zero padding [PDF]

open access: yes, 2004
This paper proposes a simple multiple description video coding approach based on zero padding theory. It is completely based on pre- and post-processing, which require no modifications to the source codec.
Bull, DR   +3 more
core   +2 more sources

Quadratic video interpolation

open access: yes, 2019
Video interpolation is an important problem in computer vision, which helps overcome the temporal limitation of camera sensors. Existing video interpolation methods usually assume uniform motion between consecutive frames and use linear models for interpolation, which cannot well approximate the complex motion in the real world. To address these issues,
Xu, Xiangyu   +4 more
openaire   +2 more sources

Remove Logos from Video Using Linear and Fast Fourier Interpolation Methods [PDF]

open access: yesEngineering and Technology Journal, 2016
The object removal from video is sometimes necessary in some application. The process of removing object includes remove text, logo, watermark or a particular object. These objects may be static or dynamic in the video. The removed object are detected by
Abdulameer A. Kareem, Sura Hameed Mahdi
doaj   +1 more source

Advanced side information creation techniques and framework for Wyner-Ziv video coding [PDF]

open access: yes, 2008
Recently, several distributed video coding (DVC) solutions based on the distributed source coding (DSC) paradigm have appeared in the literature. Wyner-Ziv (WZ) video coding, a particular case of DVC where side information is made available at the ...
Joao Ascenso, Pereira, Fernando
core   +1 more source

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