Hi SHIRAKAWA (do you hane a nickname?),

Sounds interesting. Feel free to post a link to your program or add
it to the file section for others to use and enjoy.

Cheers,
Wes

--- In exceldyno@yahoogroups.com, "SHIRAKAWA Akira"
<shirakawa.akira@...> wrote:
>
> Hi Wes,
>
> I'm SHIRAKAWA Akira, you've probably never heard of me.
> I'm writing to this group because I've recently found out that in
> these years I wrote a spreadsheet file which almost does the same
> things as yours without having ever seen it before!
>
> However my approach has been different. Basically:
> - It's less user friendly because it wasn't initially intended for
> public use
> - Has been made for OpenOffice's Calc spreadsheet application
> - It doesn't (at least not yet) make use of macros
> - It only has a very basic simulation of car acceleration
> - Its main purpose is to make wheel power/torque charts from gps,
obd
> or videocamera data of rpm over time (filtered for clarity) and to
use
> them to plot a chart with optimal shift points, top speed
calculation,
> gradient calculation basing on user-imputed data, all in one
>
> My main source of inspiration has been the old CarTest 4.5 for DOS
but
> at glance it could seem a blatant case of plagiarism from your
> spreadsheet. I assure you it's not, even if I can't prove myself.
>
> http://www.shirakawaakira.net/foto/calcolmarc01.jpg
> http://www.shirakawaakira.net/foto/calcolmarc02.jpg
> http://www.shirakawaakira.net/foto/calcolmarc03.jpg
> http://www.shirakawaakira.net/foto/calcolmarc04.jpg
> http://www.shirakawaakira.net/foto/calcolmarc05.jpg
>
> Torque/power chart calculated from digital tachometer video:
>
> http://www.shirakawaakira.net/img/10proveconinterpolazione.png
> http://www.shirakawaakira.net/img/10provecurveaccregimiottimali.png
>
> Torque/power chart calculated from OBD data:
>
> http://www.shirakawaakira.net/img/bmw120d_nicco_03_good.png
> http://www.shirakawaakira.net/img/bmw120d_nicco_04.png
>
> The problem is that now that I have seen your spreadsheet file I
came
> up with new ideas to improve mine ^_^'
>