A new relative bound for equiangular lines and nonexistence of tight spherical designs of harmonic index 4.

Takayuki Okuda Wei-Hsuan Yu

Published in: Eur. J. Comb. (2016)

Keyphrases

lower bound
upper bound
worst case
loss bounds
hough transform
index structure
database
line segments
straight line
line drawings
indexing method
real time
np hard
nearest neighbor
similarity measure
neural network
design tools
unit sphere