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
With thousands of learners watching the same online lecture videos, analyzing video
watching patterns provides a unique opportunity to understand how students learn with …

Data-driven interaction techniques for improving navigation of educational videos

J Kim, PJ Guo, CJ Cai, SW Li, KZ Gajos… - Proceedings of the 27th …, 2014 - dl.acm.org
With an unprecedented scale of learners watching educational videos on online platforms
such as MOOCs and YouTube, there is an opportunity to incorporate data generated from …

Learnersourcing: improving learning with collective learner activity

J Kim - 2015 - dspace.mit.edu
Millions of learners today are watching videos on online platforms, such as Khan Academy,
YouTube, Coursera, and edX, to take courses and master new skills. But existing video …

Investigating the effect of adding nudges to increase engagement in active video watching

A Mitrovic, M Gordon, A Piotrkowicz… - … IL, USA, June 25-29, 2019 …, 2019 - Springer
In order for videos to be a powerful medium for learning, it is crucial that learners engage in
constructive learning. Historic interactions of previous learners can provide a rich resource …

Collective intelligence within web video

K Chorianopoulos - Human-centric Computing and Information Sciences, 2013 - Springer
We present a user-based approach for detecting interesting video segments through simple
signal processing of users' collective interactions with the video player (eg, seek/scrub, play …

Exploring interaction with a simulated wrist-worn projection display

G Blaskó, F Coriand, S Feiner - Ninth IEEE international …, 2005 - ieeexplore.ieee.org
One of the major limitations of portable computing devices is the small size of their built-in
displays. Fortunately, extremely small projection systems are being developed that can be …

A survey on content-aware image and video retargeting

J Kiess, S Kopf, B Guthier, W Effelsberg - ACM Transactions on …, 2018 - dl.acm.org
This survey introduces the current state of the art in image and video retargeting and
describes important ideas and technologies that have influenced the recent work …

Combining content-based analysis and crowdsourcing to improve user interaction with zoomable video

A Carlier, G Ravindra, V Charvillat, WT Ooi - Proceedings of the 19th …, 2011 - dl.acm.org
This paper introduces a new paradigm for interacting with zoomable video. Our interaction
technique reduces the number of zooms and pans required by providing recommended …

An efficient routing protocol based on position information in mobile wireless body area sensor networks

K Kim, IS Lee, M Yoon, J Kim, H Lee… - 2009 First International …, 2009 - ieeexplore.ieee.org
In recent years, interests in the application of Wireless Body Area Network (WBAN) have
grown considerably. Wireless Body Area Sensor networks consist of fixed sensor nodes …

Surveillance video synopsis in the compressed domain for fast video browsing

S Wang, Z Wang, R Hu - Journal of Visual Communication and Image …, 2013 - Elsevier
The traditional pixel-domain based video analysis methods have taken dominated places for
long. However, due to the rapidly increasing volume and resolution of surveillance video …