alexbeloi

12 ms·

61.
by alexbeloi 8y ago
One way to optimize is to maximize expected revenue - expected cost of false positives or fraud. A savvy business will know (or can estimate): customer lifetime value, false/true positive/negative rates of their fraud detection sy
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by alexbeloi 8y ago
Using DUIs as an example, these cover things besides alcohol, can be prescription drugs, probably other things that impair motor function (IANAL). Roadside DUI test is a general test for motor impairment. BAC tests are a nice proxy for that
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by alexbeloi 8y ago
>> especially newer coders, women, people of color, and others in marginalized groups. >But this isn't true. What do you make of their statement that "Many people, especially those in marginalized groups do feel less welc
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by alexbeloi 8y ago
>I respectfully argue that until you can make Diesel as clean as H2 fuel cell, the push to eliminate diesel burning engines will go on. What market are these competing in?
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by alexbeloi 8y ago
Graduate students unionizing is the norm in public universities. As the article points out, it's only recently (2016) that the NLRB ruled that graduate students at private universities are to be considered employees, which opened the d
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by alexbeloi 8y ago
Who is your target market?
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by alexbeloi 8y ago
Why does a payment gateway need deep learning? I can't imagine an online betting system doing fraud detection on deposits.
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by alexbeloi 9y ago
> how much do the "obvious" checks help - highly unlikely purchases (3 iphones) timing or physical activity (I probably won't buy books on amazon, clothes on boohoo and petrol in a garage in the same five minutes) versus t
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by alexbeloi 9y ago
I agree that this is a bad way of measuring humans accurately, but I would say that _accuracy_ is not exactly the correct or optimal goal for hiring. Google (and other's) strategy is to optimize for precision rather than recall or accu
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by alexbeloi 9y ago
Yeah... with 1000 conflicting versions of any event, it's more difficult than ever to sift through the misinformation. Then one brilliant soul will say "aha, I know the solution, I will hire experts and engineers to efficiently si
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by alexbeloi 9y ago
As the author points out in the conclusion, the state space blows up very quickly as the grid becomes larger. There is a large class of algorithms for finding approximately optimal solutions to MDPs[1] that are model-free or stateless, mean
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by alexbeloi 9y ago
>its CEO has strong personal reasons for valuing [privacy] I don't know what this is referring to, could you please share?
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by alexbeloi 9y ago
I agree, your sentiment is precisely what I was implying with the quotes. These things don't always communicate perfectly through text or punctuation.
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by alexbeloi 9y ago
Or someone that's "just doing their job".
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by alexbeloi 9y ago
They used it to predict political affiliation of people that don't explicitly state a party preference. The two parties already have a list of registered party members (and they can see who on Facebook explicitly states their party pre
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by alexbeloi 9y ago
I agree with you (regarding gun owners as a protected class) and I believe our two claims are complementary rather than adversarial.
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by alexbeloi 9y ago
Unlike victims of gun crimes, the victims of copyright violation have the money and lobbying power to effect change.
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by alexbeloi 9y ago
>Wasabi and B2 are pretty much the only commercial services which could even attempt to compete on price with something like Sia today (Filecoin and others in the future potentially) It would be nice to see Sia/Filecoin provide some
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by alexbeloi 9y ago
I'm no expert so bear with me. My understanding is that the danger of miner control is not "double-spending" but making multiple spends and being able to pick the most favorable one after the fact. As a non-controller if you
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by alexbeloi 9y ago
Could you provide a couple sources please, I believe many of us are not well read on blockchain literature.
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by alexbeloi 9y ago
I'm not super familiar with ipfs, is that sufficient to cover yourself legally speaking? Does the company host any server nodes itself?
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by alexbeloi 9y ago
You're using "open" in different contexts, one applying to a platform (e.g. blockchain or facebook app api) and another in regards to access control. As platforms, blockchain is more open than facebook and for access control
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by alexbeloi 9y ago
>Always have a naive solution to compare against the AI solution. 'Naive' here may be a simple linear regression, RMSE, or multi armed bandit/Thompson sampling. This cannot be stressed enough, optimism bias will always pus
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by alexbeloi 9y ago
Estimated 57,700 slaves in the United States according to Global Slavery Index [0]. Here is a related WP article[1]. [0] https://www.globalslaveryindex.org/index/ [1] https://www.washingtonpost.com/news
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by alexbeloi 9y ago
>It seems obvious to me what really needs to be fixed is a broken electoral process. Could you propose an alternative that addresses your points.
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by alexbeloi 9y ago
It's the same as the difference between societal discrimination and government legislated discrimination. Both terrible, the latter seems more so.
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by alexbeloi 9y ago
Yes, that is the core of value based pricing: https://en.wikipedia.org/wiki/Value-based_pricing
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by alexbeloi 9y ago
In principal Bart[0] is supposed to be operated almost automatically and the train operator is there for announcements, closing doors and watching the track for hazards. In practice, the operator does a lot of speeding up/down manually
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by alexbeloi 9y ago
Paypal represents 21% of e-commerce transactions in the UK and 40% in Austria, similarly popular in many other European countries where debit/credit is widely accessible. I wouldn't call that niche. [0] https://ecommerce
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by alexbeloi 9y ago
Is brand partner another word for advertiser/marketer? I see a couple image ads on the reviews, but I doubt that brings in much revenue. So are doing things like product placement/mentions in-article? I hope you don't accept

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