[图书][B] Studying The Impact Of Video Analytics For Pre, Live, And Post Event Analysis On Outcomes Of Criminal Justice

M Shah, H Idrees, R Surette - 2018 - ojp.gov
Videos from public-space surveillance cameras have the potential to aid in post-event
investigations and facilitate intervention in live … departments, these surveillance cameras are of …

Live video analytics at scale with approximation and {Delay-Tolerance}

H Zhang, G Ananthanarayanan, P Bodik… - … USENIX Symposium on …, 2017 - usenix.org
… -quality profile of video queries without exhaustively exploring the … Figures 3a and 3b plots
the impact of resolution and … present results on multiple different snippets from the videos. …

[图书][B] Video analysis: Methodology and methods

H Knoblauch, B Schnettler, J Raab, HG Soeffner - 2012 - ddl.ish-lyon.cnrs.fr
… records; however, analytical studies focussing on video as a … , etc. - results from a reflexive
analysis of die situation even … "video revolution" is expected to exert profound impact on …

Video stream quality impacts viewer behavior: inferring causality using quasi-experimental designs

SS Krishnan, RK Sitaraman - Proceedings of the 2012 Internet …, 2012 - dl.acm.org
… We study the impact of video stream quality on viewer … on-demand videos in this study,
leaving live videos for future … In this case, we conclude that the results from the QED analysis are …

Understanding the effectiveness of video ads: A measurement study

SS Krishnan, RK Sitaraman - Proceedings of the 2013 conference on …, 2013 - dl.acm.org
… and the rest were live events. We only consider on-demand … However, our results do show
that postroll ads are generally … -scale scientific studies of video ads and their impact akin to our …

How video production affects student engagement: An empirical study of MOOC videos

PJ Guo, J Kim, R Rubin - Proceedings of the first ACM conference on …, 2014 - dl.acm.org
… In this paper, we report results only for 1x-speed plays, which … analyses, we grouped videos
by length, or else the effects of … in a live classroom might not translate into online video, even …

What changes, and for whom? A study of the impact of learning analytics-based process feedback in a large course

LA Lim, S Gentili, A Pardo, V Kovanović… - Learning and …, 2021 - Elsevier
… As this study was implemented in a live course, it was not … The results from this study bear
some similarity to the earlier … facilitated a rigorous analysis to study the impact of this student-…

Viewer in-consumption engagement in pro-environmental tourism videos: A video analytics approach

J Zhu, M Cheng, Y Wang - Journal of Travel Research, 2024 - journals.sagepub.com
… of this study show that there are inverted U-shape effects of … Therefore, this study adopted
live comments” as a form of … First, the results provide practical implications for video creators to …

Understanding in-video dropouts and interaction peaks inonline lecture videos

J Kim, PJ Guo, DT Seaton, P Mitros, KZ Gajos… - Proceedings of the first …, 2014 - dl.acm.org
… how students learn with videos. This paper reports a large-scale … We present a set of design
implications from our results for … rently building a prototype MOOC video analytics platform. In …

Developing a predictive model of quality of experience for internet video

A Balachandran, V Sekar, A Akella, S Seshan… - ACM SIGCOMM …, 2013 - dl.acm.org
… , we perform the analysis separately for live and VOD data. … We study the impact of both
candidate approaches and … We observe similar results for other number of classes as well. Figure …