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I need to find the frequency of a sample, stored (in vb) as an array of byte. Sample is a sine wave, known frequency, so I can check), but the numbers are a bit odd, and my maths-foo is weak. Full range of values 0-255. 99% of numbers are in range 235...
Started by WaveyDavey on
, 9 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Use the Fourier transform, it's much more noise insensitive than counting zero crossings
Edit: @WaveyDavey
I found an F# library to do an FFT: From here
As it turns out, the best free implementation that I've found for F# users so far is still the fantastic... .
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Started by givemebackmynose on
, 16 posts
by 10 people.
Answer Snippets (Read the full thread at reddit):
Analysis (Class Structure)
I am going to be using Royden's classical treatise on Analysis for this....
**
EDIT: Thank you recommend having a look at it.
analysis or algebra over the summer when you could be taking a break from math, ..
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Im going to do a course on program analyis (dataflow analysis, abstract interpretation etc).
What mathematics textbook will cover all the prerequisite math for this topic?
Started by Pranav on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
As a disclaimer, my interest in this area is focused on analysis of hard for generating dominator graphs....
Program analysis covers a pretty broad spectrum of ideas, some of which are very mathematical, some covers this field thoroughly.
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Ask your Facebook Friends
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Since Graduating from a very small school in 2006 with a badly shaped & outdated program (I'm a foreigner & didn't know any better school at the time) I've come to realize that I missed a lot of basic concepts from a mathematical & software perspective...
Started by Jose B. on
, 24 posts
by 24 people.
Answer Snippets (Read the full thread at stackoverflow):
Big O notation in general algorithm analysis, and in relation, mathematical induction ....
A good read.
Math for Programmers.
"Proof by induction" is a core mathematical concept for programmers to know.
For a lot of other fields.
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A Brief Mathematical Analysis of Marksman Skills A Brief Mathematical Analysis of Marksman Skills
Table of Contents:
(I) Introduction
(II) Background Information
->(II.1) Critical Shots
->(II.2) Mastery
(III) Marksman Skills
->(III.1) Sharp Eyes...
Started by Jzexoia on
, 8 posts
by 5 people.
Answer Snippets (Read the full thread at hidden-street):
With the new monster defense formulas? Well, here's my analysis of "Marsmanship" then -
The new defense.
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A Brief Mathematical Analysis of Marksman Skills A Brief Mathematical Analysis of Marksman Skills
Table of Contents:
(I) Introduction
(II) Background Information
->(II.1) Critical Shots
->(II.2) Mastery
(III) Marksman Skills
->(III.1) Sharp Eyes...
Started by Jzexoia on
, 5 posts
by 3 people.
Answer Snippets (Read the full thread at hidden-street):
With the new monster defense formulas? Well, here's my analysis of "Marsmanship" then -
The new defense.
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1. The problem statement, all variables and given/known data
2. Relevant equations
3. The attempt at a solution
Basically the first part of the question asks to prove the binomial theorem through induction which i've done.
I'm basically lost as to how...
Started by rollsroy on
, 1 posts
by 1 people.
Answer Snippets (Read the full thread at physicsforums):
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I would like to allow the user to enter any equation, like the following, into a text box:
x = x / 2 * 0.07914 x = x^2 / 5
And have that equation applied to telemetry data that is coming from a device connected via a serial port. The incoming data points...
Started by raven on
, 15 posts
by 15 people.
Answer Snippets (Read the full thread at stackoverflow):
If analysis and want to change the value of one input at a time, you can recalculate the results.
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I've been thinking about this question for a while, and I can find evidence for each, I really haven't come to a conclusion. My question is, is music mathematical, following the logical procession between notes; or abstract, being able to materialize ...
Started by Sweeney_Todd on
, 32 posts
by 19 people.
Answer Snippets (Read the full thread at xkcd):
Spoiler: Mathematical analysis and computer in their seemingly magical complexity can be described by the interaction of mathematical processes and articulation) passes beyond....
Or logical, emotional or just calculations, it's both.
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Mathematical Methods and Modelling in Hydrocarbon Exploration and Production (Mathematics in Industry)
Link 1 [This link Point to another website Only registered and activated users can see links.]
Link 2 [This link Point to another website Only registered...
Started by Mohamed on
, 12 posts
by 11 people.
Answer Snippets (Read the full thread at egpet):
Thanks Thank You Thank You Thank You may god bless you Thank You Thank You Thank You Thank You Thank You .
Interesting..
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