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GraphChi / graphchi-cpp

GraphChi's C++ version. Big Data - small machine.
https://www.usenix.org/system/files/conference/osdi12/osdi12-final-126.pdf
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any ideas about set parameters for BiasSVD to learn Netflix Prize data? #40

Open ziqilau opened 9 years ago

ziqilau commented 9 years ago

Thanks a lot. Basically, I'v tried biassgd_lambda in [1e0,1e-1,1e-2,1e-3,1e-4] and biassgd_gamma in [1e0,1e-1,1e-2,1e-3,1e-4]. But it seems does not work. And sometimes got into numerical errors at some point.