37,434 Hits in 3.8 sec

Development of Columbia's video on demand testbed

Shih-Fu Chang, Alexandros Eleftheriadis, Dimitris Anastassiou
1996 Signal processing. Image communication  
(MR) video coding, efficient manipulation of compressed video, and advanced user interfaces.  ...  A real-time video pump and a distributed application control protocol (MPEG-2's DSM-CC) have been incorporated.  ...  Javier Zamora is working on packet video over ATM networks and is the author of the MPEG-2/ATM AAL5 adaptation program. Steve Jacobs is responsible for the real-time Video Pump software.  ... 
doi:10.1016/0923-5965(95)00047-x fatcat:jzvbt7sjsneylaw3mku3vpm4da

A Multi-stream Tool to Support Transmission in Surgery Applied to Telemedicine [chapter]

Julio Silva, Anderson Ferreira, Elenilson Vieira, Marcello Passos, Erick Melo, Tatiana Tavares, Gustavo Motta, Guido Souza Filho
2011 Communications in Computer and Information Science  
One of the results is the contribution for teaching experiences, particularly by allowing students to remotely regard surgical procedures and providing real-time interaction.  ...  A special case is applications based on video streaming.  ...  Finally, we thank the Lauro Wanderley Academic Hospital for the indispensable partnership to the conclusion of this project.  ... 
doi:10.1007/978-3-642-24352-3_8 fatcat:y7fbvc2u5nghvoomfy25akqthy

Understanding Contexts Inside Robot and Human Manipulation Tasks through a Vision-Language Model and Ontology System in a Video Stream [article]

Chen Jiang, Masood Dehghan, Martin Jagersand
2020 arXiv   pre-print
The proposed scheme allows the robot to mimic human-like intentional behaviors by watching real-time videos.  ...  Our scheme works with real-world camera streams and fuses an attention-based Vision-Language model with the ontology system.  ...  Under the inputs from a real-time camera stream, our proposed scheme is able to dynamically visualize the evolution of a robot pouring task with the intended manipulation actions.  ... 
arXiv:2003.01163v1 fatcat:liybqkazzvdo7itgy6b55qhvvu


Clemens N. Klokmose, Christian Remy, Janus Bager Kristensen, Rolf Bagge, Michel Beaudouin-Lafon, Wendy Mackay
2019 Proceedings of the 32nd Annual ACM Symposium on User Interface Software and Technology - UIST '19  
Video conferencing tools inhibit users from manipulating video streams in real time, except for a few novelty features such as overlaying animated emojis.  ...  of activities by providing an enabling technology that supports real-time collaborative editing of both recorded and streaming video.  ...  • data-offset The offset into the source timeline, e.g., the offset into a source video clip or into the timed CSS animation of an element (in seconds). • data-speed The playback speed of the video in  ... 
doi:10.1145/3332165.3347912 dblp:conf/uist/KlokmoseRKBBM19 fatcat:azyczfoj4bcztj6ppdtlj24w34

openVisaar: Enriching Cooperative Visualization by Combining Open Technologies [chapter]

Frank Goetz, Gitta Domik
2004 Lecture Notes in Computer Science  
For remote visualization the MP4Live server is used on each client node of the cluster to encode ISO-compliant MPEG-4 video streams in real-time.  ...  The encoded video streams are multicast from each cluster client node to the remote application with Real Time Streaming Protocol (RTSP) and by use of an Apple Darwin Streaming Server or an Apache Webserver  ...  first connection of the ARToolkit and OpenSG, Robert Hinn who realized the multi-user Augmented Reality featured collaboration technology and Oliver Kutter who is responsible for the maintenance of the  ... 
doi:10.1007/978-3-540-30103-5_5 fatcat:culjhwmdxfau5ctobwrgtg3eiu

Advanced compression and streaming tools for ultra-high definition immersive media with live experimentation

Maciej Głowiak, Maciej Strozyk, Szymon Malewski, Mauricio Alvarez Mesa, Sergio Sanz-Rodriguez
2020 Zenodo  
Advanced next-generation media for immersive spaces require efficient video compression and transmission, which is related to the implementation of modern encoding and streaming methods.  ...  The use of prototype devices existing currently on the market requires time and integration, but opens up a huge space for experimentation and the use of research results in practice.  ...  They all offer real-time encoding of at least 8K 60p video with various bitrates and parameters.  ... 
doi:10.5281/zenodo.3973092 fatcat:2uw5eu7hizeyrkgop3si6k2oou

In-Network Real-Time Adaptation of Scalable Video Content on a WiFi Router

Ingo Kofler, Robert Kuschnig, Hermann Hellwagner
2009 2009 6th IEEE Consumer Communications and Networking Conference  
We developed an RTSP/RTP-based proxy which exploits the layered encoding of the video and can perform real-time video adaptation on an inexpensive off-the-shelf WiFi router.  ...  In our demonstration we show the streaming of two scalable video streams from a server to a client and the in-network adaptation of the video at the WiFi router.  ...  of Secure Scalable Wavelet-based Video (P19159)".  ... 
doi:10.1109/ccnc.2009.4785005 dblp:conf/ccnc/KoflerKH10 fatcat:gue3bxcthbdzne6w5jyhsr63cq

Real-time visualisation and browsing of a distributed video database

Eduard Gonzales, Alun Evans, Sergi Gonzales, Juan Abadia, Josep Blat
2009 Proceedings of the International Conference on Advances in Computer Enterntainment Technology - ACE '09  
The power of the system lies in the ability to stream multiple clips in real time (including multiple versions of the same clip) and organize the clips according to simple metadata.  ...  in real-time, increasing the usability and speed of a typical production workflow.  ...  The authors would like to acknowledge the support of the European Commission FP7 STREP -IMP [1].  ... 
doi:10.1145/1690388.1690481 dblp:conf/ACMace/GonzalesEGAB09 fatcat:qmab3cwj4nbdvplkfddlj6d3dm

FaceForensics: A Large-scale Video Dataset for Forgery Detection in Human Faces [article]

Andreas Rössler, Davide Cozzolino, Luisa Verdoliva, Christian Riess, Justus Thies, Matthias Nießner
2018 arXiv   pre-print
With recent advances in computer vision and graphics, it is now possible to generate videos with extremely realistic synthetic faces, even in real time.  ...  The manipulations have been generated with a state-of-the-art face editing approach. It exceeds all existing video manipulation datasets by at least an order of magnitude.  ...  [2] , is an advanced real-time facial reenactment system, capable of altering facial movements in commodity video streams, e.g., videos from the internet.  ... 
arXiv:1803.09179v1 fatcat:zyvej5n46bc63jhai4ilzfexy4

Towards 5G Enabled Tactile Robotic Telesurgery [article]

Qi Zhang, Jianhui Liu, Guodong Zhao
2018 arXiv   pre-print
It has a significant societal impact and is regarded as one of the appealing use cases of Tactile Internet and 5G applications.  ...  This article aims to give a better understanding of the characteristics of robotic telesurgical system, and the limiting factors, the possible telesurgery services and the communication quality of service  ...  Additionally, the AI engine can monitor manipulation commands and haptic feedback to perform real-time verification of the manipulation.  ... 
arXiv:1803.03586v1 fatcat:sohmkhvkhzahvef6qofer6oq3i

An Efficient and Robust High Efficiency Video Coding Framework to Enhance Perceptual Quality of Real-Time Video Frames

Murthy SVN, Sujatha B
2016 International Journal of Advanced Computer Science and Applications  
Jain University, Bangalore, India MS Ramaiah Institute of Technology, Bangalore, India Abstract—Different level of compression on real-time video stream higher quality  ...  PROBLEM DESCRIPTION Apparently, the real-time streaming videos during the buffering time which are usually  ... 
doi:10.14569/ijacsa.2016.071030 fatcat:kkyqyaxdzfexzdmu435chchwxe

Hardware Implementation of a Digital Watermarking System Using 3D DCT

Ann Varghese, Haripriya Prasannan
2014 Zenodo  
This paper presents a hardware implementation of a digital watermarking system that can insert invisible watermark information into compressed video streams in 3D DCT.  ...  The watermark embedding and video compression is processed in the discrete cosine transform domain. The compression is performed using 3D DCT instead of using the motion compensation algorithms.  ...  video streams in the DCT domain in real time.  ... 
doi:10.5281/zenodo.3666995 fatcat:f7muj7f7afhqvknrvoug3q4ohy

A Standard-Compliant Virtual Meeting System with Active Video Object Tracking

Chia-Wen Lin, Yao-Jen Chang, Chih-Ming Wang, Yung-Chang Chen, Ming-Ting Sun
2002 EURASIP Journal on Advances in Signal Processing  
A reliable, and accurate scheme based on background image mosaics is proposed for real-time extracting and tracking foreground video objects from the video captured with an active camera.  ...  Chroma-key insertion is used to facilitate video objects extraction and manipulation.  ...  in real-time.  ... 
doi:10.1155/s1110865702204059 fatcat:cuhmzhantbayxjcxoq4qwdm67e

Spotting DeepFakes and Face Manipulations by Fusing Features from Multi-Stream CNNs Models

Semih Yavuzkilic, Abdulkadir Sengur, Zahid Akhtar, Kamran Siddique
2021 Symmetry  
In this paper, for the identification of fake faces in videos, a new multi-stream deep learning algorithm is developed, where three streams are merged at the feature level using the fusion layer.  ...  Deepfakes are a sort of image or video manipulation in which a person's image is changed or swapped with that of another person's face using artificial neural networks.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/sym13081352 fatcat:46vkttmlx5dufkh267uveyrqoa

Recurrent Convolutional Strategies for Face Manipulation Detection in Videos [article]

Ekraam Sabir, Jiaxin Cheng, Ayush Jaiswal, Wael AbdAlmageed, Iacopo Masi, Prem Natarajan
2019 arXiv   pre-print
on publicly available video-based facial manipulation benchmarks.  ...  Despite the predominant effort of detecting face manipulation in still images, less attention has been paid to the identification of tampered faces in videos by taking advantage of the temporal information  ...  Defense Advanced Research Projects Agency or the U.S.  ... 
arXiv:1905.00582v3 fatcat:gkfbowkakjerhpm5gpm24sftiy
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