Warung Bebas

Minggu, 28 November 2010

Letters to a young graduate student: Part I

Every so often when a new batch of graduate students join our department, I often get tasked with telling them, in ten minutes or less, Everything You Wanted To Know About Doing a PhD Here (But Were Afraid To Ask). I'm not sure if they ask me to do this is because I'm a "mature" student, or friendly, or a woman, but in any case I don't mind. I also keep finding myself somehow giving impromptu lectures to whole groups of students on How To Do Research. I'm not sure why this keeps happening, but I figured I'd start writing the advice down here in case it was useful to anyone else.

1. Read these two books:
What They Didn't Teach You in Graduate School: 199 Helpful Hints for Success in Your Academic Career , by Paul Gray and David Drew
How To Talk To Anyone, by Leil Lowndes
The first book's title speaks for itself - it is basically insider information on the bizarre world of academia. It's short, sweet, and 100% spot-on, in my experience.

The second book is a How To guide for networking - I actually heard about it from an NSF program officer. It's not scientific or academic, and the author can be occasionally quite flakey in parts, but it's been my manual for interacting with people at conferences, talks, etc. I'm reasonably outgoing by nature, but when, say, I'm sharing the elevator with the Huge Famous Program Chair of Big Conference, it can be pretty intimidating. This book has really helped put me at ease in interacting with others.

2. Get comfortable talking to people about your research. Have a two sentence blurb ready-to-go about who you are and what you do. Haven't done anything yet? That's ok - just talk about how you're going to be extending your Advisor's work on X, and ask the other person about their research. (Everybody loves talking about themselves)

3. Get comfortable giving presentations. Everyone is scared when they start, not to worry. Take classes that help you practice. Your university/department likely offers classes on this, and if not, there's a ton of books/lectures/etc. (A few people have recommended Even A Geek Can Speak). But I highly recommend a class - it's just so incredibly useful and helpful.

4. Write Every Day. Every day, write a few paragraphs. Keep a text file, google doc, paper notebook, blog, whatever you like - but write down your thoughts each day. Read a paper? Write it down. Wrote some code? Document it. Tried a small experiment? Write down the results. If you write as you go along, writing your dissertation and/or academic papers is much less daunting.

4a. Get Writing Help If You Need It. When I was an undergraduate, I TA'd a humanities course in my minor, and invited my CS friends to take it to fulfill some of their general ed requirements. (I loved the course, so why wouldn't they?). These students were super, super smart thinkers, but their writing... oh my. Let's just say it left a lot to be desired. And they were native English speakers, so it wasn't that, it was just that they hadn't had a lot of formal instruction or practice. So again, take classes, attend seminars, whatever they offer - do it. Also, great book is: Writing For Computer Science, by Justin Zobel.

5. Your Advisor Isn't Your Everything - Build Your Network. Somehow, people get to graduate school and think their advisor is the only person in the world who is responsible for their education. This is incorrect. You are responsible for your education. Your advisor is only one of many people who will help contribute to this education. Go to talks. Send emails. Read blogs. Talk to people at conferences. You need to build up this huge cadre of people who you can go to when you get stuck. That way, if Person A is busy, you can ask Person B, and so on. Also, it's really nice to have a big mix of experts to talk to for specific questions - not just academics, everyone. I once got a great lead on a job because a friend of mine who shared a common hobby had a brother-in-law who worked there.

Ok, I think that's it for tonight (and sadly probably this week. So many deadlines!).

Kamis, 25 November 2010

Happy Thaknsgiving!

Here is a comic strip by Ryan Lake that illustrates the concept of Russell's turkey. The idea is simply the induction does not always work the way you expect. There could be some factors, which did not have influence on the training data, yet changing the learned concept dramatically. We should thus keep in mind that machine learning (which is based on induction) is not the panacea.



Bertrand Russell is well-known for his metaphors. Probably the most famous one is Russell's teapot that aims to show how pointless is to believe in god.

Happy Thanksgiving!

PS. I am reading Animal Farm by George Orwell now, it is a great animal metaphor too.

Rabu, 24 November 2010

You probably think this post is about you

One of the songs that always makes me laugh is Carly Simon's song, "You're So Vain." In case you're unfamiliar with the tune, the refrain goes something like this:
You're so vain
You probably think this song is about you
You're so vain
I'll bet you think this song is about you
Don't you? Don't you?
I always start giggling when the chorus starts. (Sometimes I even yell things at the radio.) I guess I find it funny because I tend to think about some things rather literally, thus this song just seems so silly because of course it's about whomever she is singing it to. Also, it's self-referential, which is just fun from a math standpoint.

So I equally laughed when I saw this headline today: "Obama: 'I don't think about Sarah Palin'" Here's a snippet from the USA Today article:
President Obama is refusing to take the bait on Sarah's Palin statement that she could beat him in the 2012 presidential race.

ABC's Barbara Walters tried to get a rise out of Obama on Palin and 2012, but the president said: "I don't speculate on what's going to happen two years from now."

Pressed by Walters, Obama said: "What I'm saying is I don't think about Sarah Palin."
This reminds me of the Carly Simon song.

Selasa, 23 November 2010

TSA Awareness FAIL

First there were the women who had their vaginas groped. (Including a rape survivor). Then there was the woman who had breast cancer who was rudely asked to remove her prosthetic breast. And now, there is a person who had bladder cancer (and an urostomy bag) who was treated rudely when he requested privacy pat-down, would not be listened to when he tried to explain his condition and how his urostomy bag worked ("don't break the seal"), had to sit for hours in his own urine because TSA was too stupid to follow directions.

I am outraged. I cannot tell you how outraged I am. This is stupid, useless, and ridiculous. TSA screeners, get a freaking clue and start treating people as HUMAN BEINGS, not terrorists. Think RESPECT not SUSPECT.

PS: Also, at re-education camp, I highly suggest you enroll in a class on probability and statistics.  You need some serious help with sampling.

happy thanksgiving!!!





so i am officially signing off for the thanksgiving holidays....i have a pile of things i need to do, food i need to cook, vacuums' i need to use, bathrooms i have to clean, tables i need to decorate, family i need to visit with, and turkey i need to eat.  i have so many things to be thankful for this year....including y'all- a HUGE thank you for being w/ me for so long!  i hope you have a wonderful turkey day!!!!

*images courtesy of where the sidewalk begins, ritzy bee, little big house
 

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