mathtalk's Profile

Registered since: Thu 1 Mar 2007 - 3:33 pm UTC

mathtalk's posts:

Geometry: Find a 3d location based on 6 angles and 1 length (4PointsAndACamera)

clarify 1 Feb 10 We do have a couple of Wii controllers, though my wife, daughter, and her fri...

clarify 26 Jan 10 Below are the angles involving D for numerically computed roots v, redone bec...

clarify 25 Jan 10 Actually I found one more mistake in my formulas, related to what I thought I...

clarify 25 Jan 10 Too quick! I found a mistake in my formulas. Here are the corrected respe...

clarify 25 Jan 10 I did a quick calculation based on the vector cosine formula: angle | ...

clarify 25 Jan 10 Distinguishing the "correct" M is based on knowledge of the angles at M subte...

clarify 25 Jan 10 Okay, I checked my handwritten notes (copied from Maxima on my Linux box) and...

clarify 24 Jan 10 You are right about that! The value for K_2 should be 5.252565295. My Excel...

clarify 24 Jan 10 I checked the formulas and they match your code. -mt

clarify 24 Jan 10 Sorry, I made a cut-and-paste error when I gave you µ_c. It should have not...

Why was adoption for Google Notebook low?

rfc 24 Jan 10 The cross-vendor shopping list is covered by a Google alternative as well: ...

rfc 24 Jan 10 Hi, montecristo: Google Notebook was closed to new development and new use...

Geometry: Find a 3d location based on 6 angles and 1 length (4PointsAndACamera)

clarify 24 Jan 10 Let me describe my own "test harness" a bit further, since I don't find C pro...

clarify 24 Jan 10 The first thing I see is that A,B,C,D no longer form a square. The quartic f...

clarify 20 Jan 10 At a glance the code linked above contains two C programs, solve_quartic.c an...

clarify 20 Jan 10 Yes, there are better ways to tackle the roots of the quartic. The quadrat...

clarify 18 Jan 10 "In troth, Sirs, I shall not hold you much longer, for I will only say thus t...

answer 17 Jan 10 The problem posed here is to find the location: latex: \hspace{15 mm} M = ...

Can we buy these eyedrops--anywhere?

clarify 12 Jan 10 Off-topic but I was intrigued to see hyaluronic acid playing a role in this s...

Geometry: Find a 3d location based on 6 angles and 1 length (4PointsAndACamera)

rfc 11 Jan 10 There's an interesting journal article from the European Space Agency here: ...

rfc 11 Jan 10 As an update, I've begun my own write-up of the math and coding for such prob...

rfc 10 Jan 10 That abstract does look promising for solving the 3D resection problem. As I...

rfc 9 Jan 10 Do you have a method of actually distinguishing A,B,C,D in the camera's field...

Looking for a relatively cheap full server hosting service that is not in California

answer 9 Jan 10 Maybe my Search Strategy will provide additional value. I intentionally us...

rfc 8 Jan 10 Here's one who actually has the unmetered bandwidth, at 100Mbps, though it is...

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