jhoon

5 ms·

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by jhoon 8y ago
Stripe - Financial Products | Software Engineers | New York, NY, USA | Full-time | ONSITE Stripe is the best software platform for running an internet business. We handle billions of dollars every year for millions of businesses around the
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by jhoon 12y ago
You're correct -- Stripe self-imposed the seven-day delay early in its development. While we may have chosen the seven-day delay, there are still a number of real challenges in moving to a faster transfer schedule. For example, we need
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by jhoon 12y ago
Stripe is trialling faster transfer schedules for US-based users, meaning you'll get your money in two business days instead of waiting one week. If you'd like to be part of the beta, you can visit https://manage.stripe
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Faster Transfers Beta (US only)(support.stripe.com)
47 points by jhoon 12y ago|39 comments
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by jhoon 13y ago
Your point regarding lost meaning is quite salient. It can be useful and enlightening when a learner reports a measure feature importance (such as in random forest models, http://www.stat.berkeley.edu/~breiman/RandomForests/cc_home.... ).
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by jhoon 13y ago
First, please don't use hashkernel in production. It's a toy designed to showcase how hash kernels can help us (easily) learn on structured data. VW is faster, smarter, and more featureful. However, it doesn't know how to learn on structure
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by jhoon 13y ago
This is a great question. The "unprincipled" part comes in the application of hashkernel. For example, any integer-valued fields encountered in structured data are treated as categorical features (whereas floating-point numbers are treated
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by jhoon 13y ago
Great point! VW was actually an inspiration for this blog post. I don't believe it handles structured data quite the same way as hashkernel, but it does a great job of accepting both categorical and continuous features. We use VW models to
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Abusing hash kernels for wildly unprincipled machine learning(jeremydhoon.github.com)
95 points by jhoon 13y ago|28 comments