From: Helder Ferreira <hfilipe@fe.up.pt>

Date: Tue, 1 Jun 2004 14:15:01 +0100

Message-ID: <00c001c447da$750aef30$456aa8c0@blue>

To: "Helder Ferreira" <hfilipe@fe.up.pt>, <David.Pawson@rnib.org.uk>, <www-math@w3.org>

Date: Tue, 1 Jun 2004 14:15:01 +0100

Message-ID: <00c001c447da$750aef30$456aa8c0@blue>

To: "Helder Ferreira" <hfilipe@fe.up.pt>, <David.Pawson@rnib.org.uk>, <www-math@w3.org>

Ops.. I wrote this in a hurry so I made a little mistake. ASTER converts Latex to Audio. So you might want MathML to Latex/Tex and not Latex/Tex to MathML. See http://www.cse.ohio-state.edu/~gurari/docs/mml-00/xhm2latex.html or http://tilman.de/mathparser/anleitung_en.html for instance. Cheers, Helder ----- Original Message ----- From: "Helder Ferreira" <hfilipe@fe.up.pt> To: <David.Pawson@rnib.org.uk>; <www-math@w3.org> Cc: "Diamantino Freitas" <dfreitas@fe.up.pt> Sent: Tuesday, June 01, 2004 1:30 PM Subject: Re: mathml to plain text | audio? > > Hi David, > > I'm currently developing a system that converts MathML expressions to Text > and later on Audio. > At the moment it only converts simple mathematical expressions but I'm > hopping that my master thesis (starting October) will be a boost to the > project. > Also it currently works only for the portuguese language. You can find a > demo in: http://lpf-esi.fe.up.pt/~hfilipe/projecto/mathml.html . > > There are several groups working in MathML transformation, unfortunately > only a few people seem concerned with the audio rendering of mathml. > Also, there aren´t many studies that prove how should we read a mathematical > expression. Some readings, as you well said, can have lots of mistakes. > The more complex the expression, the more difficult it is for you to read > it. Therefore some navigational tool has to be provided. > > Now, about the tools you asked: > > You can try MathPlayer 2.0 from DesignScience. It has a Speak function that > uses a TTS, but it only works as a pluggin for IE. - > http://www.dessci.com/en/products/mathplayer/ . > > You can also look into the T.V. Raman's work about ASTER.- > http://www.cs.cornell.edu/Info/People/raman/aster/demo.html . > However ASTER works for Latex documents. Nevertheless, you can transform > Latex to MathML (see http://www.orcca.on.ca/MathML/texmml/textomml.html ). > > > Best regards, > > Helder Ferreira > http://www.fe.up.pt/~hfilipe > > > PS: I might have more links and references that might interest you... but I > don´t have my notebook here. I'll send them to you later. > > > > ----- Original Message ----- > From: <David.Pawson@rnib.org.uk> > To: <www-math@w3.org> > Sent: Tuesday, June 01, 2004 12:52 PM > Subject: mathml to plain text | audio? > > > > > > > > www.daisy.org is a group of organisations who produce smil based > > 'talking books'. Synchronised text and audio for blind and partially > > sighted people. > > > > We are starting to look at incorporating mathml into our schema, > > and that's fine for producing braille, just hard work. > > > > However, for 'spoken' math(s), it presents a problem of automation. > > For more complex stuff, human readers tend to make mistakes, hence > > synthetic speech is often used. > > > > Put simply, mathml isn't 'readable' in its XML format (my view :-). > > Certainly if serialised it wouldn't sound very good via a TTS engine. > > > > I'm informed others have looked at mathml to 'plain text' transforms, > > perhaps with paragraph level formatting. > > I'm wondering if any such transforms are available open source, or could > > be licenced to the daisy group for our readers? > > > > Any pointers appreciated. > > > > Regards DaveP. > > www.rnib.org.uk > > > > Not subscribed to this list, so please copy me in. > > > > > > **** snip here ***** > > > > -- > > DISCLAIMER: > > > > NOTICE: The information contained in this email and any attachments is > > confidential and may be privileged. If you are not the intended > > recipient you should not use, disclose, distribute or copy any of the > > content of it or of any attachment; you are requested to notify the > > sender immediately of your receipt of the email and then to delete it > > and any attachments from your system. > > > > RNIB endeavours to ensure that emails and any attachments generated by > > its staff are free from viruses or other contaminants. However, it > > cannot accept any responsibility for any such which are transmitted. > > We therefore recommend you scan all attachments. > > > > Please note that the statements and views expressed in this email and > > any attachments are those of the author and do not necessarily represent > > those of RNIB. > > > > RNIB Registered Charity Number: 226227 > > > > Website: http://www.rnib.org.uk > > > > > > > > >Received on Tuesday, 1 June 2004 09:15:23 GMT

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