Robert Kern wrote: > On Wed, Oct 21, 2009 at 22:32, Mathieu Blondel <math...@mblondel.org> wrote: > >> On Thu, Oct 22, 2009 at 11:31 AM, Sturla Molden <stu...@molden.no> wrote: >> >>> Mathieu Blondel skrev: >>> >>>> Hello, >>>> >>>> About one year ago, a high-level, objected-oriented SIMD API was added >>>> to Mono. For example, there is a class Vector4f for vectors of 4 >>>> floats and this class implements methods such as basic operators, >>>> bitwise operators, comparison operators, min, max, sqrt, shuffle >>>> directly using SIMD operations. >>>> >>> I think you are confusing SIMD with Intel's MMX/SSE instruction set. >>> >> OK, I should have said "Object-oriented SIMD API that is implemented >> using hardware SIMD instructions". >> > > No, I think you're right. Using "SIMD" to refer to numpy-like > operations is an abuse of the term not supported by any outside > community that I am aware of. Everyone else uses "SIMD" to describe > hardware instructions, not the application of a single syntactical > element of a high level language to a non-trivial data structure > containing lots of atomic data elements. > BTW, is there any term for this latter concept that's not SIMD or "vector operation"? It would be good to have a word to distinguish this concept from both CPU instructions and linear algebra.
(Personally I think describing NumPy as SIMD and use "SSE/MMX" for CPU instructions makes best sense, but I'm happy to yield to conventions...) Dag Sverre _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion
