Confessions of a researchaholic

2017-03-16

When others try to beat us down, we go up

Filed under: Real — liyiwei @ 1:00 pm
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If you are dumped by your lover, better yourself to so that he/she will regret.

If you are fired by your company, join or start a competitor to beat them.

If you are exiled by your nation, start a coup to take back the control.

Focus on improving yourself instead of revenging your enemies.
The former will optimize your happiness and performance without violating any legal or ethical code, while the latter will misdirect your thinking and emotion.

I am the only one who can beat myself.
You are the only one who can beat yourself.

2017-03-13

Swamped in review loads

Filed under: Real — liyiwei @ 3:55 pm
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When I am 88
If I will be so lonely
To miss review fests

2017-03-08

I almost dropped out of my PhD study

Filed under: Real — liyiwei @ 1:10 pm
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I joined the Stanford computer graphics lab in 1996 summer after passing the entrance test of porting the light field viewer from SGI to PC. When Pat Hanrahan gave his (last ?) SIGGRAPH talk, I was hiding on stage behind him, doing some live demos while trying not to screw up.

After that, I had no idea what I was supposed to do, so I attempted at least 20 different projects. At some point I almost dropped out to join a certain startup (well if I did I probably could retire by now, but who knows). Fortunately, my advisor, Marc Levoy, was very supportive. Eventually I took courses taught by Robert Gray and David Heeger, whose TSVQ and texture synthesis works inspired me to do a course project. I wrote it up and submitted my first single-authored paper to SIGGRAPH 1999, with scathing reviews, mostly because I did not know how to write yet. I took a writing class, and with the help of my adviser, submitted it again next year which eventually became my first SIGGRAPH paper, in 2000, 4 years after I started my PhD program.

For PhD candidates concerned about not publishing enough in their first, second, or even third year, I hope my experience can help you chill out.
I doubt how many of you could have done worse than I did during the initial period.
Granted, your situation might be different from mine (e.g. some degree program is only 4 years and your adviser might not be as cool as mine), but I want to let you know that your PhD study is likely the only period in your life that you can literally try anything you like without the real consequences of failure. So have fun, and you can learn something from everything you have tried, as I did from these 20+ projects.

2016-09-22

Qualification filter

Filed under: Real — liyiwei @ 7:01 pm
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When they just arrived they thought it tough to publish at least one first-authored SIGGRAPH paper before graduation.
Now they are hitting the job market and found out that some topic research lab (not to be named but this is no secret) requires at least 5 first-authored SIGGRAPH papers.

Birds of a feather flock together.
Your opinions of others often reflect more of who you are than who they are.

I would like to thank those who (unintentionally) help me filtering away unqualified candidates; you might be even more effective than what the good folks could do.

2016-05-09

Recursive interviews

Filed under: Real — liyiwei @ 6:20 pm
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When you were interviewing the candidates I was also interviewing you.

You opened yourself like a book.
πŸ™‚

2016-04-20

Hypes

Filed under: Real — liyiwei @ 8:47 pm
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Nowadays a quick way to filter a job/school application is to see whether and how it says the candidate wants to do machine learning.
(Some neural network probably already existed precisely for this.)

Machine learning by itself is not the problem (quite on the contrary).
The problem is whether you can even form your own independent opinions.

When something (investment, technology, or research field) becomes hot it is already too late to bandwagon.
Those pioneers you see today started (and stuck to) their stuff when it is not yet hot.

Stick with your passion, belief, and opinion might not lead to success, but at least you can have fun, face less competition, and success/fail in your own style.

And if you are smart and creative enough you can have the cake and eat it.

Say your expertise and/or interests are about user interface design. But you also want to do some machine learning like everyone else.

You can switch field, and compete with a lot of smart people who have more passion and knowledge.

Or you can stick with user interfaces, and use machine learning to make them better. You can pick up something new without ditching what you already have.

2016-03-27

Equality versus fairness

Filed under: Real — liyiwei @ 11:05 am
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A CEO gets paid 100 times the average employee salary. It is definitely not equal. But is it fair? The answer depends on whether the CEO has contributed 100 times than the average employees.

It is not always easy to tell fairness from equality, but it is important not to confuse the two.

Fairness should be maintained, but it is unfair and counter-productive to enforce equality.

Algorithmic species

Filed under: Real — liyiwei @ 11:04 am
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Algorithms can already devise algorithms and write programs.

It is just a matter of time before they can do that in a scale massive enough to displace many, if not most, programming jobs, just like what robots have already done to the manufacturing jobs.

2016-03-08

一葉ηŸ₯η§‹

Filed under: Real — liyiwei @ 12:47 pm
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“You can observe a lot by just watching” – Yogi Berra

Sometimes some very little things can reveal a lot of useful information. Just watch carefully.

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