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Ian Forrester

Keith Johnstone - Wikipedia, the free encyclopedia - 0 views

  • Johnstone's teachings Whilst he was running the Writer's Group at the Royal Court, he began to teach that drama occurs from dynamic levels of status. He came to this realisation as a result of reading several books by Desmond Morris. Johnstone was the first theatre professional to introduce the term "status transactions" into modern theatre,[citation needed] believing that a high proportion of drama comes from the multiple and tiny ways that people attempt to get what they want by raising or lowering their social status. His teaching included exercises in which students practiced a low-status role by entering the classroom, and acting as though they were accidentally interrupting a very important meeting. The exercise was then repeated by the student. In Impro: Improvisation and the Theatre, Johnstone reports that the increased shows of deference that students acted out often triggered uproarious laughter in the class. He attributes this to a deep-seated human interest in the acting out and renegotiation of status roles. One of Johnstone's major interests is the use of masks and costumes which represent different emotional states and social roles. He found mask-work to be a powerful learning device. The student's ability to be "in the mask" became so powerful that several fellow instructors reported they were afraid to allow students to use masks in class because some students became overtaken by the mask character. In Impro: Improvisation and the Theatre, he speculates that this effect occurs because masks allow students to let go of their day-to-day identity, especially after the effective exercise of seeing and acting out their new identities before a mirror.
Ian Forrester

Detecting Pulse From Head Motions in Video - YouTube - 0 views

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    "We extract heart rate and beat lengths from videos by measuring subtle head motion caused by the Newtonian reaction to the influx of blood at each beat. Our method tracks features on the head and performs principal component analysis (PCA) to decompose their trajectories into a set of component motions. It then chooses the component that best corresponds to heartbeats based on its temporal frequency spectrum. Finally, we analyze the motion projected to this component and identify peaks of the trajectories, which correspond to heartbeats. When evaluated on 18 subjects, our approach reported heart rates nearly identical to an electrocardiogram device. Additionally we were able to capture clinically relevant information about heart rate variability."
Ian Forrester

BBC testing films that are personalised to each viewer | TechRadar - 0 views

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