[Frameworks] persistence (was: The code of)

[Myron Ort]

Yes, I just noticed there is some problem with the film page on my site.
I will look into this problem.

I think you can access them through youtube:

http://www.youtube.com/watch?v=9v2Dhft7428&feature=related

Thanks.

Myron Ort


On Jul 6, 2010, at 12:16 PM, anja ross wrote:

> Hi Myron,
> I cannot open your webpage!
> Now I need to go! Thanks, Anja
>
> 2010/7/6 Myron Ort <zeno at sonic.net>
> Hi Anja,
>
> I enjoyed watching your videos from your link.  Also your photos.
>
> Myron Ort
>
> www.zeno-okeanos.com
>
>
> On Jul 6, 2010, at 12:04 PM, anja ross wrote:
>
>> Dear Myron,
>> Now I need to look to Max Wertheimer. It doesn 't matter if 1912  
>> or not. Now we need to discuss the meaning of repetition in  
>> general and in eminently, especially and specially. So I do not  
>> have any television so that I cannot back it up with examples of  
>> daily films.
>>
>> Yours faithfully and Tor!
>>
>> Anja
>>
>> 2010/7/6 Myron Ort <zeno at sonic.net>
>> Max Wertheimer dealt with this phenomenon in his 1912 "Experimental
>> Studies on the Seeing of Motion.
>> The term "phi phenomenon" comes out of his Gestalt Psychology.  Its
>> all interesting and relevant material which has informed me and many
>> artists and filmmakers for a long time now.
>>
>> I am not seeing anything new to think about in any of this discussion
>> yet.
>>
>> Myron Ort
>>
>> On Jul 6, 2010, at 11:44 AM, walleyj at denison.edu wrote:
>>
>> > Yes, my understanding is that the question of how the illusion of
>> > movement occurs in cinema got taken up into the much broader  
>> debate(s)
>> > between psychoanalytic film theory and cognitive film theory. The
>> > former envisions a more passive spectator (i.e. one who is  
>> "sutured"
>> > by the processes of the "apparatus," which replicates the "dominant
>> > ideology" that "positions the subject" - makes subjects out of  
>> passive
>> > viewers who cannot avoid this happening to them, in other  
>> words). The
>> > latter - cognitive film theory - asserts a more active spectator,
>> > emphasizing all the ways we process and "fill in" the input from  
>> the
>> > screen. Critics of the persistence of vision explanation don't like
>> > the way it reduces the illusion of movement in film to brute
>> > physiology, and want to emphasize, instead, the "creative" (in a  
>> very
>> > broad sense of that term) input from the viewer's active cognitive
>> > processes.
>> >
>> > Per Nicky's email, I've always wondered if our ability to track
>> > movement (apparent movement) across still frames has something  
>> to do
>> > with vision being "discrete" rather than "continuous" (if that's  
>> what
>> > you meant by "sampled in packets" Nicky). If vision is indeed a
>> > sampling process rather than continuous, that might help explain  
>> why
>> > we can see motion in still images - we're primed to do so. But  
>> that's
>> > only IF vision is discrete, and the jury is still out on that. And
>> > btw, I'm no scientist, so please file this under sheer speculation.
>> >
>> > Jonathan Walley
>> > Dept. of Cinema
>> > Denison University
>> >
>> >
>> > Quoting "nicky.hamlyn at talktalk.net" <nicky.hamlyn at talktalk.net>:
>> >
>> >> I think they are distinct issues, but the authors want to grind
>> >> their  axes, so they do some polemicising early on in the essay,
>> >> before they  settle down to looking at the issues around flicker
>> >> fusion, Phi,  persistence etc. I posted the link because it does
>> >> deal quite usefully  with how the illusion of movement has come to
>> >> be understood by  psychologists and neuro-scientists as having
>> >> nothing to do with  "persistence of vision", although there are
>> >> still debates going on  within these communities about how various
>> >> movement phenomena occur.  For example, the wagon wheel effect is
>> >> not peculiar to film but can be  observed in ordinary objects in
>> >> continuous light, eg, car wheels  appearing to go backwards and
>> >> forwards. One theory has it that this is  because data is  
>> sampled in
>> >> packets, against another that says it's to  do with different  
>> cells
>> >> in the visual cortex competing to register  contrary motion  
>> stimuli.
>> >>
>> >> If you put this into Google: Schouten, J. F. (1967). Subjective
>> >> stroboscopy and a model of visual movement detectors, you will  
>> get a
>> >>  link to a PDF of a paper on explanations for why the wagon wheel
>> >> effect can occur in continuous illumination.
>> >>
>> >> Nicky.
>> >>
>> >>
>> >> On 6 Jul 2010, at 17:56, malgosia askanas wrote:
>> >>
>> >>> I don't understand how the question of the mechanism whereby we
>> >>> have  the illusion of motion when watching film segues into the
>> >>> question  of "passive" vs "active" viewing.  For example, "La
>> >>> Jetee" doesn't  require any engagement of the mechanism for the
>> >>> illusion of motion.   Does this mean that when we view it, we are
>> >>> condemned to passive  spectatorship?
>> >>>
>> >>> -m
>> >>>
>> >>>
>> >
>> >
>> >
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