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Nobody became millionaire by calling everyone a murderer.
by reinhardt 12y ago
Nobody became millionaire by calling everyone a murderer.
- the_cat_kittles 12y agojust pointing out that the "success" of your model depends heavily on how you choose your evaluation criteria. to me, 87% correctly classified seems irrelevant because you can just change the distribution of murderers and non murders and your model would fail. it seems more interesting to me to focus on, say, the rate the model successfully classifies murders.
- slavik81 12y agoThe risk structure is different. When you make an investment in a company that turns out not to be successful, you wasted your money. If you persecute someone who would never have murdered anyone, you may have done great and irreversible harm an innocent man. The rate at which it correctly classifies non-murderers is more important for this measure to be useful.