339 reputation
17
bio website
location Hefei, China
age 23
visits member for 1 year, 5 months
seen Jul 5 at 12:52

an undergraduate studying computer graphics at USTC,china


Jun
24
awarded  Nice Question
May
26
awarded  Yearling
May
26
accepted Faster way to compute the distance from a point to a surface in 3D
May
26
comment Faster way to compute the distance from a point to a surface in 3D
@RunnyKine I tested your code and gain 50 times faster speed, thanks so much for your help
May
26
asked Faster way to compute the distance from a point to a surface in 3D
Apr
27
asked Evaluate differentiation after replacement
Apr
15
comment Read in bezier curve from svg file
@Silvia drive.google.com/file/d/0B3LNqmJl5ibIMXBpYjNfUG5kQ2c/…
Apr
15
asked Read in bezier curve from svg file
Apr
9
accepted Distance between two line segments in 3-space
Apr
4
comment Distance between two line segments in 3-space
what I want is the distance of two line segment, not two infinite line
Apr
4
comment Distance between two line segments in 3-space
It's much clear, but I test it , it's much slower than my previous code
Apr
3
asked Distance between two line segments in 3-space
Mar
8
comment Where to download the MathWorld package?
like this mathworld.wolfram.com/CornuSpiral.html
Mar
8
revised Where to download the MathWorld package?
add the link to the notebook
Mar
8
asked Where to download the MathWorld package?
Mar
5
comment extract line from position data
nice answer, nice update, it works
Mar
5
comment extract line from position data
thanks so much, the first part is exactly what I want
Mar
5
accepted extract line from position data
Mar
5
comment extract line from position data
@rasher,but with PixelValuePositions I get a list of unordering points, what I want is like this Line[{p1,p2...pn}]
Mar
5
asked extract line from position data