[BlindMath] 3 Dimensional Graphs

Thu Apr 5 19:27:28 UTC 2018

Sabra, what software have you used to convert two-dimensional graphs to
sound?

_don

On Thu, Apr 5, 2018 at 12:47 PM, Sabra Ewing via BlindMath <
blindmath at nfbnet.org> wrote:

> If you are good with sound editing, I would recommend making 3-D audio
> recordings of the graphs. There are programs that can import two
> dimensional pictures and convert them into sound, but maybe you could
> convert one of these programs to work for three-dimensional items or find a
> method to do that on your own. You cannot get a three dimensional graph
> that is actually two dimensional and import it into one of these programs
> though because it will not work. For example, I cube or just be like a
> bunch of squares, dotted lines, and diamonds. You would need to use
> binaural sound and actually make it be three-dimensional. How you would do
> this, I don't know, but audio really is your best bet. You will be able to
> understand graphs with a Percision that you will not be able to with a 3-D
> printer. You will be able to experience graphs as they move around and
> rotate and change. If you cannot get this method to work, the only other
> thing I can suggest is to have a reader or assistant look at the graphs and
> reproduce them with modeling clay and braille labels. Depending on how
> invested you are, 3-D printers are getting more affordable. I think you can
> get one for between 500 and $1000. If I were doing this, I would want a
> three-dimensional model I could I feel as well as a three-dimensional audio
> version so that I could listen and feel at the same time.
>
> Sabra Ewing
>
> > On Apr 5, 2018, at 9:21 AM, Michael Link via BlindMath <
> blindmath at nfbnet.org> wrote:
> >
> > That is exactly my trouble. What an interesting idea.
> >
> > Michael
> >
> > Sent from my iPhone
> >
> >> On Apr 5, 2018, at 4:21 AM, Robin Williams via BlindMath <
> blindmath at nfbnet.org> wrote:
> >>
> >> Hi,
> >>
> >> I have a friend who has experimented in such matters, particularly
> making shapes encountered in topology. The main problem with 3D printing
> appears to be the expense, as one tends to need larger objects depending on
> the level of detail. It should be possible to produce something relatively
> cheaply for standard surfaces, though.
> >> There are R packages available that can readily produce the files
> needed for 3D printing.
> >>
> >> I agree this is worthy of further investigation. Attempting to
> understand contour plots was certainly one of the most difficult problems I
> encountered in my undergraduate and postgraduate work.
> >>
> >> Bests,
> >> Robin
> >>
> >> -----Original Message-----
> >> From: BlindMath [mailto:blindmath-bounces at nfbnet.org] On Behalf Of
> Godfrey, Jonathan via BlindMath
> >> Sent: 05 April 2018 03:29
> >> To: Blind Math list for those interested in mathematics <
> blindmath at nfbnet.org>
> >> Cc: Godfrey, Jonathan <A.J.Godfrey at massey.ac.nz>
> >> Subject: Re: [BlindMath] 3 Dimensional Graphs
> >>
> >> Hi all,
> >>
> >> I'd love to see some more done on creating such graphs using a 3d
> printer.
> >>
> >> I haven't yet had a chance to exercise this interest to date, but
> creating 3d printer ready image files for statistical graphs is on my to-do
> list.
> >>
> >> Jonathan
> >>
> >>
> >> -----Original Message-----
> >> From: BlindMath [mailto:blindmath-bounces at nfbnet.org] On Behalf Of
> Michael Link via BlindMath
> >> Sent: Thursday, 5 April 2018 2:10 p.m.
> >> To: blindmath at nfbnet.org
> >> Cc: Michael Link <michaelllink1 at gmail.com>
> >> Subject: [BlindMath] 3 Dimensional Graphs
> >>
> >> Hi All!
> >>
> >> I’m an undergraduate mathematics student who is struggling with
> figuring out the best assistive tech to use for understanding 3 Dimensional
> graphs.  Do any of you recommend certain programs or devices for graphs in
> three dimensions?
> >>
> >> Thanks!
> >> Michael
> >>
> >>
> >>
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