The Fatal Flaw in Every Techno Show on TV

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Discussion Overview

The discussion centers around the portrayal of technology in television shows, particularly the unrealistic depiction of image enhancement techniques. Participants explore various examples from popular media, including movies like Bladerunner and TV shows like CSI, and express skepticism about the feasibility of these techniques in real life.

Discussion Character

  • Debate/contested
  • Exploratory
  • Conceptual clarification

Main Points Raised

  • Some participants find humor in the exaggerated image enhancement techniques shown in media, such as rotating images in three dimensions or enhancing details from low-resolution images.
  • There are repeated mentions of specific examples from Bladerunner, with some participants agreeing that the image enhancement scenes are a low point in the film.
  • One participant humorously notes the absurdity of DNA matches being completed in minutes, reflecting on the unrealistic speed of forensic analysis depicted in shows.
  • Several participants question the plausibility of obtaining detailed images from angles that would not be possible with standard camera setups, such as capturing the front of an eye from above.
  • Some contributions discuss real-world techniques for image enhancement and information retrieval, suggesting that while some methods are possible, they are not as flashy as depicted in shows.
  • There are references to concepts like Van Eck phreaking, which theoretically allows for the retrieval of information from electronic devices, but participants express skepticism about the practicality of such techniques.

Areas of Agreement / Disagreement

Participants generally agree that the portrayal of technology in shows like CSI and Bladerunner is unrealistic, but there is no consensus on the specifics of how these techniques could or could not work in reality. Multiple competing views on the feasibility of certain methods remain present throughout the discussion.

Contextual Notes

Limitations include the lack of detailed technical explanations for the methods discussed, as well as the dependence on fictional portrayals that may not accurately represent real-world technology.

FredGarvin
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Let's Enhance!

https://www.youtube.com/watch?v=<object width="560" height="340"><param name="movie" value="http://www.youtube.com/v/Vxq9yj2pVWk&hl=en_US&fs=1&"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/Vxq9yj2pVWk&hl=en_US&fs=1&" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="560" height="340"></embed></object>
 
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Computer science news on Phys.org
hahahaha great clip fred :smile:
 
2hs42zo.jpg
 
OMG LEROY hahahahhahahaha that one nearly killed me.
 
http://img.moronail.net/img/1/8/2018.jpg
 
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Leroy, that one is really good too.
 
The ones that always got me were the ones where they would rotate the subjects of the picture in three dimensions or where they can see what is behind something or in someones pocket. I can't really take a show or movie very seriously after that.
 
Probably the weakest point in Bladerunner. That was a great movie in most respects, but the "enhancing" of imagery was a real low point.
 
turbo-1 said:
Probably the weakest point in Bladerunner. That was a great movie in most respects, but the "enhancing" of imagery was a real low point.

Its been years since I last watched it. I almost forgot about that bit. Didn't it seem to look 'around' an object in the picture?
 
  • #10
I like runswimsurf's one where they "zoom in" to the individual nucleotides best. :smile: The other thing I think is hilarious are the DNA matches done in minutes.
 
  • #11
Moonbear said:
I like runswimsurf's one where they "zoom in" to the individual nucleotides best. :smile: The other thing I think is hilarious are the DNA matches done in minutes.

Wow I've never laughed so hard :smile:
 
  • #12
"The eigenvalue is off."
"Lock on and enlarge the z-axis."

SIGH.........
 
  • #13
The eigenvalue is off is a personal favorite. I'm going to use that one at work for a while.
 
  • #14
turbo-1 said:
Probably the weakest point in Bladerunner.
But it was a sci-fi movie.
The real low point is that if detecting androids is so difficult, why not just print a serial number on their bum.
 
  • #15
OMG those are...being emailed as we speak. It really reminded me of:
https://www.youtube.com/watch?v=v8w3fhYy6w4

p.s. I really thought this thread was going to involve the song Sandstorm in some respect or another.
 
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  • #16
mgb_phys said:
But it was a sci-fi movie.
The real low point is that if detecting androids is so difficult, why not just print a serial number on their bum.

I don't think movie ever made it clear they were totally robotic. The main point of the movie is about how ambiguous the definition of 'human' is in a world of cybernetics and genetic engineering.
 
  • #17
More of the same.

https://www.youtube.com/watch?v=3uoM5kfZIQ0
 
  • #18
Newai said:
More of the same.
Got to love those terrapixel CCTV cameras !
 
  • #19
Newai said:
More of the same.

https://www.youtube.com/watch?v=3uoM5kfZIQ0

How do they get an image of the front of the eye from a camera positioned above the woman?
 
  • #20
leroyjenkens said:
How do they get an image of the front of the eye from a camera positioned above the woman?

That's what I was wondering. It makes me think that the video has been edited I highly doubt the people creating CSI would be that dumb.
 
  • #21
leroyjenkens said:
How do they get an image of the front of the eye from a camera positioned above the woman?

By using a reflection off of airborne molecules located in front of her eye, of course!
 
  • #22
It's great how they use the reflection\enhance trick every other episode, but the detectives always act like they are being clever
 
  • #23
leroyjenkens said:
How do they get an image of the front of the eye from a camera positioned above the woman?
You use the optical aberations to solve for image rays coming from different sides of the lens.
Then you use this as a stereo image set to get a 3d model of the scene, rotate the model and look at the fornt of the women - it's easy when you have an infinite resolution camera !
 
  • #24
mgb_phys said:
You use the optical aberations to solve for image rays coming from different sides of the lens.
Then you use this as a stereo image set to get a 3d model of the scene, rotate the model and look at the fornt of the women - it's easy when you have an infinite resolution camera !

And an infinitely short exposure time!
 
  • #25
It's not the one-liners. :smile:

https://www.youtube.com/watch?v=GeeyWvo1rNg

Day or night!
 
  • #26
Newai said:
It's not the one-liners. :smile:

https://www.youtube.com/watch?v=GeeyWvo1rNg

Day or night!

:smile:
 
  • #27
Newai said:
It's not the one-liners. :smile:

https://www.youtube.com/watch?v=GeeyWvo1rNYOUTUBE]

Day or night!

Ok the first few I thought, "yeah that's pretty funny he does that." Then after about the tenth one I couldn't stop laughing. :smile:
 
  • #28
CSI Las Vegas used to be fairly realistic in this aspect. Miami and NY go off my plausibility scale.
 
  • #29
For some real world examples of real 'enhancement' techniques have a look http://www.maxent.co.uk/example_1.htm". They aren't as flashy (or ridiculous!) as those from CSI, but what can be done is none the less very impressive.

I don't know about the 3D rotation of a 2D image though...
 
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  • #30
Motion blur is a lot easier to remove - if you have enough signal to noise.
It's not the same as being able to enhance to a much higher resolution than the original.
 

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