Diversity in Video Lectures

Learning from Online Video Lectures

This study empirically examines the instructional value of online video lectures – videos that a course's instructor prepares to supplement classroom or online-broadcast lectures. The study examines data from a classroom course, where the videos have a slower, more step-by-step lecture style than the classroom lectures; student use of videos is voluntary, can be tailored by students to meet the...

Use of streaming video in preclinical lectures.

517 smell, institutional cooking, and the social meanings associated with food and rituals in families. These classroom experiences were followed by an assignment to interview an older adult (age 65 or over) about his or her current diet, eating behaviors, and long-term cultural patterns around eating and food. In the first part of the interview, the student conducted a 24-hour diet recall that...

Lectures

A System for On-demand Video Lectures

We propose a lecture-on-demand system, which searches lecture videos for segments relevant to user information needs. We utilize the benefits of textbooks and audio/video data corresponding to a single lecture. Our system extracts the audio track from a target lecture video, generates a transcription by large vocabulary continuous speech recognition, and produces a textual index. Users can sele...

Enabling a Comprehensive Teaching Strategy: Video Lectures

This study empirically tests the feasibility and effectiveness of video lectures as a form of video instruction that enables a comprehensive teaching strategy used throughout a traditional classroom course. It examines student use patterns and the videos’ effects on student learning, using qualitative and nonparametric statistical analyses of survey responses and student grades. Groups of stude...