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A comment on Fitting to Noise or Nothing at All: Machine Learning in Markets. Parent comment
A single non-replication does not. Consistent failure to replicate, after communicating with the original author, does.
See e.g.
http://www.slate.com/articles/health_and_science/cover_story...
http://www.nature.com/nature/journal/v483/n7391/full/483531a...
Or just google "reproducibility crisis", the two most common subjects that come up are cancer research and psychology research.
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A single non-replication does not. Consistent failure to replicate, after communicating with the original author, does.
See e.g.
http://www.slate.com/articles/health_and_science/cover_story...
http://www.nature.com/nature/journal/v483/n7391/full/483531a...
Or just google "reproducibility crisis", the two most common subjects that come up are cancer research and psychology research.