My (exceedingly minor) contribution to Avatar’s 3D effects

Tuesday, 26 January 2010 19:54 by The Lunatic
I met with James Cameron a few times when I worked in the Windows Media Division at Microsoft.  Mr. Cameron had just finished the 3D IMAX documentary “Ghosts of the Abyss” and was looking at different technologies to use in an upcoming “big budget 3D production”. This was back in 2003 or so. In the first meeting, we just provided a broad overview of the technologies that Microsoft was working on, and had a general discussion on what he was looking for.  I must say, I was exceedingly impressed with Jim’s technical knowledge. Most “Writer/Director” types I’ve interacted with are great on the creative side but fairly light on the technical side. I pointed out that the digital camera that they used for the “Ghosts of the Abyss” had a subsampled horizontal resolution, and he jumped right in and told me how they solved that problem ... by tapping into the actual image sensor itself, bypassing the rest of the storage capabilities of the camera, they were able to capture the highe... [More]
Categories:   Miscellaneous | Science
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Wrestling the Anaconda

Friday, 6 March 2009 18:47 by The Lunatic
The year was 1996.  My wife had graduated from Medical School a few years earlier, and she was in her second year of residency at a large university medical center. The time was about 1:45 in the morning. And we were Wrestling the Anaconda. Ok, I need to back up a little bit.  My wife did her residency in Pathology.  She studied in both Anatomic and Clinical Pathology – but this particular year was strictly clinical work.  Although most people think that pathologists primarily perform autopsies (which is the “Anatomic” branch of the specialty), the majority of pathologists are actually on the “Clinical” side of the business.  Clinical pathologists run all the hospital lab functions – blood banks, specimen analysis, frozen sections, lab tests, etc.  During surgery for example, if a doctor is removing a cancerous cyst, they will send the specimen to the lab to have the margins checked.  The pathologist needs to an... [More]
Categories:   Science
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A few universal questions

Friday, 30 January 2009 19:26 by The Lunatic
All the data we have at this point says that the universe that is just under 13 billion years old.  The universe exploded from a big bang and after a brief period of inflation, it has been expanding steadily at the speed of light. Although there are still some unanswered details, most cosmologists agree on these basic points. From here, however, there are numerous opinions and conflicting theories on the basic nature of the universe. There are a few different mathematical models that show it’s possible that we can be living in an “open” universe which will continue to exponentially expand forever, a “flat” universe where the expansion will slow down and eventually stop at a certain size, or a “closed” universe that will reverse direction and eventually contract into a “big crunch” – presumably to explode again in another big bang (and with multiple series of “big bang/big crunch” cycles, we have an “o... [More]
Categories:   Science
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The History of Workman's Law

Friday, 5 December 2008 16:05 by The Lunatic
  For the last twenty years or so, my email signature has included the following:      Workman’s Law: In the movies, the skeptics of supernatural phenomena are always wrong. In real life, the skeptics of supernatural phenomena are always right.  I came up with "Workman's Law" after watching the movie Ghost Busters, somewhere around 1985.  Remember the creepy EPA inspector that wanted to shut down the Ghost Busters? That was the impetus for Workman's Law. He didn't believe in ghosts, he thought the Ghost Busters we're all a bunch of con artists, and everyone from the janitor to the mayor ridiculed him.  In the end, he was horribly slimed by the ghost and the audience applauded and everyone said "WHAT AN IDIOT!" It's a great movie, but it's not real life! Workman's Law has held up pretty well since then, I'm happy to say.  Here's a c... [More]
Categories:   Science
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The Monty Hall Goat Trick

Friday, 28 November 2008 17:42 by The Lunatic
Here is one of my favorite math puzzles – commonly known as the “Monty Hall Goat Trick”.  It’s a wonderfully delicious problem that plays with your head. It has a psychological component that makes even the brightest of people swear that the obvious answer is the correct one, but it’s not! The game was a regular feature on “Let’s Make A Deal” – a strangely popular show back in the 70’s with legendary game show host Monty Hall. Pop culture at its finest (well, along with “The Gong Show”, of course).  During the show, some very lucky (and usually crazily dressed) person was selected from the studio audience to play the game, and had the chance to win A BRAND NEW CAR! (this became Monty Hall’s catchphrase). The puzzle has been discussed on hundreds of website, so it’s nothing new, but it's still one of my favorites. Stay with me if you haven’t run... [More]
Categories:   Science
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What do you believe?

Saturday, 15 November 2008 13:22 by The Lunatic
  Here is the second of my two talks that I gave at the Seattle chapter of the Ethical Culture Society, this one is from November 4, 2004. (See yesterday's post for the first ...) * * * * * What do you believe? David Workman   People can be very fervent in their beliefs.  I’m talking about the good old fashioned argument of science versus religion.  By religion, I mean the organizations whose purpose it is to evangelize a monotheistic God. What do you believe in?  Is there a god?  Is there a controlling “force” in the universe?  Is our existence and our future pre-determined for us? Our beliefs are based on our own experiences, what our parents and teachers teach us, what we read, whomever we decide is telling us the truth. And what about our sometimes irrational interpretations of all of the above?  We often choose mentors, consciously or unconsciously, whom w... [More]
Categories:   Religion | Science
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