041f250f_lo__C___linear_algebra_library__auto_detect
Numerical data stored in comma separated value (CSV) text format, without a header. Applicable to Mat only. [auto_detect] 
csv_ascii
r a w _ a s c i i
r a w _ b i n a r y
a r m a _ a s c i i
a r m a _ b i n a r y
c s v _ a s c i i
h d f 5 _ b i n a r y
p g m _ b i n a r y
p p m _ b i n a r y
Armadillo: C++ linear algebra library
auto_detect