Filters








12,350 Hits in 3.0 sec

Quality Of Experience Estimation For Webrtc-Based Video Streaming

Yevgeniya Sulema, Noam Amram, Oleksii Aleshchenko, Olena Sivak
2019 Zenodo  
new Web Real-Time Communication (WebRTC) protocols as well as for service providers and it triggers broad exploration of this area.  ...  In this paper, we present our experience in running experiments for estimation of QoE for a WebRTC video stream in Mobile Broadband (MBB) networks based on Quality of Service (QoS) measurements.  ...  The authors would like to thank the MONROE team for giving an opportunity to test WebRTC technology in a real MMB environment and providing constant assistance with the MONROE platform.  ... 
doi:10.5281/zenodo.1291625 fatcat:3ofr7yx45zgczdnqkbxif7pgwq

Video-Mosaicked Handheld Dual-Axis Confocal Microscopy of Gliomas: An ex vivo Feasibility Study in Humans

Yoko Fujita, Linpeng Wei, Patrick J. Cimino, Jonathan T. C. Liu, Nader Sanai
2020 Frontiers in Oncology  
Intraoperative confocal microscopy can enable high-resolution cross-sectional imaging of intact tissues as a non-invasive real-time alternative to gold-standard histology.  ...  In this preliminary technical feasibility study, fresh human glioma specimens from 6 patients were labeled with a fast-acting topical stain (acridine orange) and imaged using a newly developed DAC microscope  ...  All images in this work were acquired at 16 fps and displayed on a computer monitor in real time.  ... 
doi:10.3389/fonc.2020.01674 pmid:32974207 pmcid:PMC7482651 fatcat:ac2clehalrd7vc6vunkvkp3onu

Havuç Sınıflandırması için Gerçek Zamanlı Görüntü İşleme Makinesi Tasarımı

Mustafa Nevzat ÖRNEK, Haydar HACISEFEROĞULLARI
2020 Yüzüncü Yil Üniversitesi Tarim Bilimleri Dergisi  
In this study, mechanical, electronic and software sections of the real-time image processing machine are explained.  ...  As a result of the experiments, carrot classification rates ranged from 80.14 to 100% in real-time image processing machine.  ...  Video reading processes are formed with the functions in OpenCV 2.4.8 library (Bradski, 2008) . Real-time image processing program was composed of two screens.  ... 
doi:10.29133/yyutbd.685425 fatcat:bwjg6rlkufhqhpubyailak246u

Physical Phenomena in Real Time

David Brookes, Eugenia Etkina
2010 Science  
to record in real time.  ...  Videos allow them to see physical phenomena in real time and then again in slow motion for data collection. The videos do not contain tools for quantitative analysis.  ...  She spent 13 years teaching physics to 7th-through 12th-grade students and now runs one of the largest programs on physics teacher preparation in the country.  ... 
doi:10.1126/science.1186992 pmid:21030642 fatcat:ppn6rxmzvjaobmurmce3sypj64

Pre-operative cellularity mapping and intra-MRI surgery: potential for improving neurosurgical biopsies

Clark C Chen, Nathan S White, Nikdokht Farid, Peter Kobalka, Lawrence Hansen, Matthew Pearn, Anders M Dale
2014 Expert Review of Medical Devices  
The video describes a case where regions of differing RSI signals were biopsied with the MRI. The localization of the regions of biopsies was visually confirmed in real time.  ...  In doing so, the surgeons will have a real-time view of the lesion as it is being biopsied. Adjustments in trajectory can be made in real time to sample the regions of interest.  ... 
doi:10.1586/17434440.2015.975118 pmid:25373612 fatcat:6sufv6xpnjbm5hds7gffwwo5na

Study on Intelligent Emergency Management Information System for Petroleum and Petrochemical Enterprises

Xiaoqiang Kong, Dongfeng Zhao
2018 Chemical Engineering Transactions  
This study analyzes the emergency management informationization, explores the current problems of emergency management and the direction of future development, and specifically proposes the construction  ...  content and construction plan of the intelligent emergency management information system for petroleum and petrochemical enterprises, which mainly consist of four modules, including on-site monitoring  ...  The system supports the automatic grading of alarm conditions, such as red, orange and yellow grades.  ... 
doi:10.3303/cet1866170 doaj:decbe051d9fa48e9b84a127a6f434e1a fatcat:zr4nhx47bfhcjeunp5gyb52fja

Learning Design and Student Behavior in a Fully Online Course

Anelise Sabbag, Samuel Frame
2021 Technological Innovations in Statistics Education  
in their use of resources throughout the term.  ...  The results suggest that the use of course's resources is related to student achievement, with higher performing students focusing on video-related resources and showing more consistency and effectiveness  ...  ACKNOWLEDGEMENT Special thanks to Laura Le from the University of Minnesota who originated the Collaborative Keys assignments as a way to engage students in an online setting.  ... 
doi:10.5070/t5131047083 fatcat:p2bpvdmhgbdzjavmf42unrsovy

Real-time Color Codes for Assessing Learning Process

Laura Dzelzkaleja, Janis Kapenieks
2016 Procedia - Social and Behavioral Sciences  
In this paper the authors propose a method for real-time evaluation of students' learning process and, consequently, for quality evaluation of teaching materials both in the classroom and in the distance  ...  The main idea of the proposed Color code method (CCM) is to use color codes during the learning process: green for "job done", yellow for "being done" and red for "have a problem".  ...  Proportion of "yellow (orange)" time and "red" time in a learning item to separate slow learners from learners who have some difficulties related to understanding of the task and learning material.  ... 
doi:10.1016/j.sbspro.2016.09.101 fatcat:xcok37f43bgbzd4hcr4kopwr34

The KIDROP model of combining strategies for providing retinopathy of prematurity screening in underserved areas in India using wide-field imaging, tele-medicine, non-physician graders and smart phone reporting

Anand Vinekar, Clare Gilbert, Mangat Dogra, Mathew Kurian, Gangadharan Shainesh, Bhujang Shetty, Noel Bauer
2014 Indian Journal of Ophthalmology  
Conclusions: This is the fi rst and largest real-world program to employ accredited non-physicians to grade and report ROP.  ...  Aim: To report the Karnataka Internet Assisted Diagnosis of Retinopathy of Prematurity (KIDROP) program for retinopathy of prematurity (ROP) screening in underserved rural areas using an indigenously developed  ...  Krishnan Narashimha for their participation in the program.  ... 
doi:10.4103/0301-4738.126178 pmid:24492500 pmcid:PMC3955069 fatcat:4tuzbulsevbcxa7y2nkle6qmxa

ACCV: automatic classification algorithm of cataract video based on deep learning

Shenming Hu, Xinze Luan, Hong Wu, Xiaoting Wang, Chunhong Yan, Jingying Wang, Guantong Liu, Wei He
2021 BioMedical Engineering OnLine  
Purpose A real-time automatic cataract-grading algorithm based on cataract video is proposed.  ...  Materials and methods In this retrospective study, we set the video of the eye lens section as the research target.  ...  Acknowledgements Thanks to Xingru He of He University for the conceptual support; thanks to Zhuoshi Wang from He Eye Hospital for the support of data analysis; thanks to Chen Li from the College of Medicine  ... 
doi:10.1186/s12938-021-00906-3 pmid:34353324 pmcid:PMC8340478 fatcat:oopajdeaczgppddpmlihyqx4si

Open Educational Resources from Performance Task using Video Analysis and Modeling - Tracker and K12 science education framework [article]

Loo Kang Wee
2014 arXiv   pre-print
This invited paper discusses why Physics performance task by grade 9 students in Singapore is worth participating in for two reasons; 1) the video analysis and modeling are open access, licensed creative  ...  Personal reflections on how physics education can be made more meaningful in particular Practice 1: Ask Questions, Practice 2: Use Models and Practice 5: Mathematical and Computational Thinking using Video  ...  for their creation of Tracker video analysis and modeling tool.  ... 
arXiv:1408.5992v1 fatcat:khh34gpdmjb25mqx57la377u6u

Using Machine Learning, Image Processing & Neural Networks to Sense Bullying in K-12 Schools

Lalit Kumar, Palash Goyal, Karan Malik, Rishav Kumar
2020 Asian journal of convergence in technology  
If real time alerts are to school staff, they can identify the perpetuator and extricate the victim swiftly.  ...  It this proposed method an AI based solution is implemented to monitor students using standard school surveillance technologies and CCTV to maintain a decorum and safe environment in the school premise  ...  Nidul Sinha of National Institute of Technology, Silchar for his guidance during the research.  ... 
doi:10.33130/ajct.2020v06i01.004 fatcat:5tcvh6yhzrgrvorv24lz2ubbpe

Video color grading via deep neural networks

John L. Gibbs
2018 IADIS International Journal on Computer Science and Information System  
The task of color grading (or color correction) for film and video is significant and complex, involving aesthetic and technical decisions that require a trained operator and a good deal of time.  ...  In order to determine whether deep neural networks are capable of learning this complex aesthetic task, we compare two network frameworks-a classification network, and a conditional generative adversarial  ...  Even more critically, the expertise involved in performing the task of color grading is beyond the knowledge, budget, or time of most amateur filmmakers, YouTube producers, home video makers, and so on  ... 
doi:10.33965/ijcsis_2018130201 fatcat:kc6yxfk6mfcvnjwgz56oyopqxi

Peer Evaluation of Video Lab Reports in a Blended Introductory Physics Course [article]

Scott S. Douglas, Shih-Yin Lin, John M. Aiken, Brian D. Thoms, Edwin F. Greco, Marcos D. Caballero, Michael F. Schatz
2014 arXiv   pre-print
We summarize our development efforts and describe the changes we observed in student evaluation behavior.  ...  The Georgia Tech blended introductory calculus-based mechanics course emphasizes scientific communication as one of its learning goals, and to that end, we gave our students a series of four peer-evaluation  ...  CONCLUDING REMARKS The gain in student/instructor agreement in these video evaluations is real in that it is not solely a result of a systemic bias introduced by the chance distribution of instructor ratings  ... 
arXiv:1407.3248v1 fatcat:efi2c5hqwbh4xnugyryzvfkawu

Analysis of the detachment of citrus fruits by vibration using artificial vision

A. Torregrosa, F. Albert, N. Aleixos, C. Ortiz, J. Blasco
2014 Biosystems Engineering  
the fruit in each frame of the video sequences to obtain dynamic parameters such as the position, speed and acceleration of the fruit during the movement until it is detached.  ...  The movement was recorded at 300 fps and the main parameters considered for fruit detachment were determined through the analysis of the video sequences.  ...  The same pattern was observed in 'Valencia' oranges, in which the inertial forces were three to six times lower than the traction force.  ... 
doi:10.1016/j.biosystemseng.2013.12.010 fatcat:otakshpez5hmxhhmstcc7qszqa
« Previous Showing results 1 — 15 out of 12,350 results