Could we please stick to R syntax (i.e., "xor(a, b)") here, unless there is a good reason to deviate? Thanks.
Regards, Matthias On Mon, Sep 4, 2017 at 7:55 AM, Janardhan Pulivarthi < janardhan.pulivar...@gmail.com> wrote: > Hi all, [XOR symbol] > > Now, I gave a sample try for the XOR operator, with caret ` ^ ` symbol. > But, this have been reserved for exponentiation. So, another alternative > would be > > 1. ` (+) ` > 2. ` >< ` > 3. ` >-< ` > > Thanks, > Janardhan > > On Thu, Aug 31, 2017 at 7:38 PM, Matthias Boehm <mboe...@googlemail.com> > wrote: > >> From a scalar operation perspective, you could of course emulate XOR via >> AND, OR, and negation. However, you might want to write anyway a java-based >> UDF to efficiently implement this recursive operator. >> >> Down the road, we can think about a generalization of our existing >> cumulative operations such as cumsum, cumprod, cummax, to arbitrary cell >> computations and aggregation functions, which would be useful for quite a >> number of applications. >> >> Regards, >> Matthias >> >> On Thu, Aug 31, 2017 at 5:59 AM, Janardhan Pulivarthi < >> janardhan.pulivar...@gmail.com> wrote: >> >>> Hi, >>> >>> The following is an equation (2.4) from the algorithm for the generation >>> of sobol sequences. The authors of the paper have utilized the bitwise >>> operations of C++ to calculate this efficiently. >>> >>> *Now, the question is:* Can we do this at script level (in dml) or we >>> should do it in the `java` itself as a builtin, function to generate the >>> numbers?. >>> >>> >>> >>> Thanks, >>> Janardhan >>> >> >> >
