نتایج جستجو برای: instructional video
تعداد نتایج: 188577 فیلتر نتایج به سال:
Learning from instructional video is a promising direction that may help ground the vision and language problem. To move toward this goal, we collect a largescale cooking video dataset, called YouCookII, with 2000 videos downloaded from YouTube. All the videos are untrimmed, under unconstrained environment and in third person viewpoint. They represent a more challenging visual problem than exis...
With the recent substantial growth of media such as YouTube, a considerable number of instructional videos covering a wide variety of tasks are available online. Therefore, online instructional videos have become a rich resource for humans to learn everyday skills. In order to improve the effectiveness of the learning with instructional video, observation and evaluation of the activity are requ...
We present a new content-based approach to summarize instructional videos. We first redefine “scene” in instructional videos. Focusing on one dominant scene type, that of handwritten lecture notes, we define semantic content as “ink pixels”, and present a low-level retrieval technique to extract this content from each frame with consideration of various occlusion and illumination effects. “Key ...
Grounding textual phrases in visual content with standalone image-sentence pairs is a challenging task. When we consider grounding in instructional videos, this problem becomes profoundly more complex: the latent temporal structure of instructional videos breaks independence assumptions and necessitates contextual understanding for resolving ambiguous visual-linguistic cues. Furthermore, dense ...
This month, Canadian Family Physician is launching a new video series illustrating procedures and assessments that can be useful for family physicians. Check out this month’s instructional video—“Subacromial shoulder injection.” Shoulder pain, local inflammatory conditions, and local pathologies due to soft tissue trauma or repetitive overuse are frequently seen by family physicians. Local inje...
OBJECTIVE We examined the effect of an instructional video about the production of diagnostic sputum on case detection of tuberculosis (TB), and evaluated the acceptance of the video. TRIAL DESIGN Randomized controlled trial. METHODS We prepared a culturally adapted instructional video for sputum submission. We analyzed 200 presumptive TB cases coughing for more than two weeks who attended ...
The purpose of the present study was to investigate the effect of captioned vs. non-captioned instructional videos on the motivation and achievement. To this end, a pre-test and post-test experimental design was used on 109 sophomores from a Turkish state university. Videos with and without captions of the unit in question were prepared by the lecturer of the course “Graphics and Animation in E...
The use of video for instructional purposes has exploded online, but little is known about how people interact with video differently than other instructional materials and how much they learn from those lessons. Kintsch’s (1994) model of text comprehension provides a productive model for studying how students build a semantic representation of materials that unfold over time but have an overar...
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