Transcript
WvhOtirThZY • How computer algorithms make predictions
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Language: en
we live in a world of Big Data where
computers look for patterns in vast
collections of information in order to
predict the future
and we depend on their accuracy is it a
good morning for jogging
will this become cancer
what movie should I choose the best way
to beat traffic your computer can tell
you
similar computer programs called
predictive algorithms are mining big
data to make predictions about Crime and
Punishment Reinventing how our criminal
legal system works how do these
predictions actually work
at the core of these programs is
software which like all computer
programs is built around an algorithm
one way to think about algorithms is to
think about the hiring process in fact
recruiters have been studied for 100
years and it turns out many human
recruiters have a standard algorithm
when they're looking at a resume
so they start with your name
and then they look to see where you went
to school and then finally they look at
what your last job was if they don't see
the pattern they're looking for that's
all the time you get
and in a sense that's exactly what
artificial intelligence is doing as well
in a very basic level it's recognizing
sets of patterns and using that to
decide what the next step in its
decision process would be
what is commonly referred to as
artificial intelligence or AI is a
process called machine learning where a
computer algorithm will adjust on its
own without human instructions in
response to the patterns it finds in the
data
these powerful processes can analyze
more data than any person can and find
patterns never recognized before
all of these different types of machine
learning algorithms are all trying to
help us figure out are there some
patterns in this data
it's up to us to then figure out are
those legitimate patterns do they are
they useful patterns because the
computer has no idea it didn't make a
logical Association it just made it made
a correlation