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Hi!
I read at a few places (in the doc and in this blog post : http://blogs.mathworks.com/loren/2007/05/16/purpose-of-inv/ ) that the use of inv in Matlab is not recommended because it is slow and inaccurate.
I am trying to find the reason of this inaccuracy...
Started by markys on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
inaccurate than any other numerical implementation of computing a matrix inverse; rather.
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Hello,
I´m playing a bit with the iPhone SDK and I want to show the current speed in my Application. There are so many Apps that can do that really precise, espacially for low Speeds like running or biking. The Best I´ve seen is RunKeeper.
But in my Application...
Started by twickl on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Moreover, when you request high accuracy from the GPS, you must always discard ... .
Remember that you should set the distanceFilter and desiredAccuracy as needed by your scenario: walking is not the same as traveling by car etc .
I would try the following.
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My company needs to write a query that determines when data is being entered inaccurately. We have a table in our db called "ProductChanges". It looks (something) like this -
Product User ChangeDate OldValue NewValue 2344 John 24/01/10 10:00 2344 4324...
Started by CraigS on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Select * from pc where product in (select distinct a.product from pc a, pc b where a.product = b.product and a.changedate > dateadd(hh, 1, b.changedate)) order by product, changedate
Looks pretty straightforward, if I'm understanding correctly - just... .
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Ask your Facebook Friends
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Any thoughts on whether or not a Metro fine would stand if details recorded are inaccurate. Station and time at station are wrong.
Started by NickL78 on
, 20 posts
by 5 people.
Answer Snippets (Read the full thread at moneysavingexpert):
I know a ....
What sort of fine are talking about? Can you give us more details please? What did you sign ? I was caught without a ticket at 22:00 on the Metro system (NE England) yet penalty fare that was filled out states 10:00 and is the wrong station .
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I'm trying to track frames per second in my game. I don't want the fps to show as an average. I want to see how the frame rate is affected when I push keys and add models etc. So I am using a variable to store the current time and previous time, and when...
Started by rmetzger on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Use the high.
TimeGetTime is going to start to be a bit inaccurate at this point, as the numbers are likely to be small that code and move the mouse fast then? Still the same?
timeGetTime() is inaccurate.
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I've got an ASP.NET web application (utilizing WebForms) and am using Uploadify to handle uploading large files. This is done by posting the file to an HttpHandler.
Example of code (simplified for demonstration purposes):
$(".uploadify").uploadify({ '...
Started by Mun on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Here's a related issue:
http://stackoverflow.com/questions....
This could be an issue with your anti-virus software (specifically AVG) and it's upload proxy or firewall .
I would give http://www.swfupload.org/ a try.
Your problem seems to be a common one.
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I work daily with Python 2.4 at my company. I used the versatile logarithm function 'log' from the standard math library, and when I entered log(2**31, 2) it returned 31. 4, which struck me as a bit odd.
I did the same thing with other powers of 2, and...
Started by Avihu Turzion on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Example:
from decimal import Decimal,....
If this actually matters, use Python's decimal type.
It is following particular rules, such as IEEE 754 , that probably don't match the math you learned in school .
This is to be expected with computer arithmetic.
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I have some code to convert a time value returned from QueryPerformanceCounter to a double value in milliseconds, as this is more convenient to count with.
The function looks like this:
double timeGetExactTime() { LARGE_INTEGER timerPerformanceCounter...
Started by Adion on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
It throws off the accuracy....
You are correct about the size of the numbers.
Then cast the resulting number back to double.
Adion,
If you don't mind the performance hit, cast your QuadPart numbers to decimal instead of double before performing the division .
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I'm trying to follow the directions from this page:
http://www.opengl.org/resources/faq/technical/color.htm
regarding rendering primitives with a unique color
I've checked the number of bits for every color and the result was 8 for each.
When calling:...
Started by shoosh on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
The following code will accomplish this: glDisable (GL_BLEND); glDisable (GL_DITHER); glDisable (GL_FOG); glDisable (GL... .
Have you done this, too?
In either event, you'll need to ensure that any state that could affect the final color has been disabled .
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Gas gauge readings inaccurate I had to get towed in because i ran out of gas. The weird thing is the gas gauge was reading about a 1/8 of fuel remaining or tad bit less but still said i had gas left. Is the general rule not to run below 1/8" tank of gas...
Started by furyman on
, 20 posts
by 10 people.
Answer Snippets (Read the full thread at iboats):
Re: Gas gauge readings inaccurate actually the "general rule" is 1/3 out, 1/3 back, and 1/3 reserve inaccurate Humm, are you in a lake where you can see the shores or open water? I boat lakes: Gas gauge readings inaccurate Carrying....
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