Re: [FRIAM] a model of mine about virus diffusion

    Dear all,     always at https://terna.to.it/simul/SIsaR.html now it is also possible to run directly online, without installation, my agent-based program on virus diffusion,     Best, Pietro Il 09/05/20 12:54, Pietro Terna ha scritto:     Dear all,     a model of mine on virus diffusio

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

There is no need to distinguish between behavior and non-behavior movement. It's a distraction. That's part of my position in this discussion. To play fair, though, I'll take your example of the live vs. dead duck. I don't care whether the duck is alive or dead. I don't distinguish between dead

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

EricC introduced the word "visible". I'm fine with it. Y'all can use whatever word you choose. Iggitybiggity would be just as fine. My choice is "hidden". I *also* reject the concept of "interiority", as I infer it. There is only the boundary between the seer and the seen, the measurer and the m

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

glen - I try to resist sticking my fat foot (face, keyboard?) into these discussions.   A few weeks back at the beginning of this (or perhaps a precursor to this) thread, I felt as if you and Nick (and maybe Eric?) were having an exchange almost indistinguishable (in form, not detail) from the one

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Of course. Sorry for *hiding* it. But when I said one "changing color" isn't different from another "changing color", I was focusing on color changes. That's why I said the full clause "changing color" after both examples. I'm sorry for not trying to make that more clear... maybe all caps ... or

Re: [FRIAM] the end of the pandemic

This is on one box in the living room. Now consider an Amazon machine room the size of a football field full of machines each more powerful than this. https://www.washingtonpost.com/video-games/2020/05/13/unreal-engine-5s-demo-is-next-gen-graphics-showcase-youve-been-waiting/ From: Friam on

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Eric, I have some concern that once we *decide* the dead duck was not behaving, that we would avoid the dropped coin. I get that we wouldn't want to apply the verb *flailing* to the coin except perhaps in a moment of poetry. This is the season to witness cottonwood drifts, though. Better might be t

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Excellent idea! "Bracket[ed|ing]" is a great term. I worry a bit about relying too much on jargon, since I think the mapping I'm trying to make (from deep, thinking human to shallow passive circuit element like a copper wire) might get lost in that jargon. For example, talking about the brackete

[FRIAM] Sharing personal health data

I’m helping to fight #COVID19 – We only need 344 more people on the app to get a COVID estimate for Santa Fe County. Please help by taking 1 min daily to report how you feel 🙏. You also get an estimate of COVID in your area. Download the app https://covid.joinzoe.com Tom .-. .- -. -.. --- -- -..-.

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Glen, ( Nick, Eric ) - > EricC introduced the word "visible". I'm fine with it. Y'all can use whatever > word you choose. Iggitybiggity would be just as fine. My choice is "hidden". I'm not sure why you need to suggest (sarcastically?) that the choice of words don't matter (if that is what you are

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

On 5/13/20 11:17 AM, Steven A Smith wrote: > I'm not sure why you need to suggest (sarcastically?) that the choice of > words don't matter (if that is what you are suggesting and in that > tone?).   Maybe I'm missing something.  HAD you (or Eric) used > IggityBiggity, I think it would have really t

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

I was just outside sawing up dead branches. I noticed a large ant struggling to carry a piece of vegetation larger than it was over obstacles in a general direction which did not change notwithstanding the obstacles. It was very hard not to feel the ant's intentionality and determination. I was e

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Glen - > Sorry if my tone seems sarcastic. It's not meant that way. I was asking because it seemed to have that tone, but I also know you to be pretty literal, so appreciate this clarity (as below as well). > I literally couldn't care what word is used. And I'd prefer we use a word > with fewe

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Frank - > I was just outside sawing up dead branches.  I noticed a large ant > struggling to carry a piece of vegetation larger than it was over > obstacles in a general direction which did not change notwithstanding > the obstacles.  It was very hard not to feel the ant's intentionality > and dete

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

"And as the ant, did you have any apprehension of that *huge* mammal dragging dead branches around and waving a saw? " No. I could feel his determination to deal with the branches and felt (my feeling as the mammal) that he was uninterested in me. But that empathic experience of lack of empathy

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Hi, Uncle Steve, For me, the problem with Pirate Roberts was that he seemed to hold the view that nobody who did not know everything should say anything. (i.e, that there is no value in discourse on any technical matter that is not expert discourse.) My own view is that there is value in any

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Monday, I did a video of such an ant carrying a leaf multiples of his size. I wonder if this is a season for such activity. George Duncan Emeritus Professor of Statistics, Carnegie Mellon University georgeduncanart.com See posts on Facebook, Twitter, and Instagram Land: (505) 983-6895 Mobile: (505

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

George, I, too, watched such an ant. At any one moment, it was struggling ahead in a single direction carrying an elmseed; but over the whole ten minutes that I watched it, it went around in three large circles. This sort of thing is why I am so reluctant to encumber the notion of behavi

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

On 5/13/20 12:56 PM, Steven A Smith wrote: > On 5/13/20 11:58 AM, uǝlƃ ☣ wrote: >> The boundary is a cut-point in that medium. There might be many possible >> cut-points. > Agreed.  And similarly many possible levels of aggregation of the graph > of object-object relations? Yes! And this point

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

It's appendages all the way up. --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13, 2020, 2:26 PM uǝlƃ ☣ wrote: > > > On 5/13/20 12:56 PM, Steven A Smith wrote: > > On 5/13/20 11:58 AM, uǝlƃ ☣ wrote: > >> The boundary is a cut-point in that m

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

On 5/13/20 1:14 PM, thompnicks...@gmail.com wrote: > Thus my suspicion about some of the argument going on between EricC and Glen > is equivocation concerning what it is that is behaving, not disagreement > about whether behavior is going on. Maybe. But for my part, I'm arguing that the questi

[FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Dear Phellow Phriammers, Is this eyecandy, or should I take it seriously? https://www.youtube.com/watch?v=0gQutQQiuAI &feature=youtu.be .-. .- -. -.. --- -- -..-. -.. --- - ... -..-. .- -. -.. -..-. -.. .- ... . ... FRIAM App

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Glen, I like your Deus Ex Meshina. More later. Nick Nicholas Thompson Emeritus Professor of Ethology and Psychology Clark University thompnicks...@gmail.com https://wordpress.clarku.edu/nthompson/ -Original Message- From: Friam On Behalf Of u?l? ? Sent: Wednesday, May 13, 2020 3

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

You should take it seriously but I'm biased. I don't think PSC let's its supercomputers be used for eye candy. They didn't when I worked there and they were accountable to NSF. --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13, 2020, 3:26 PM

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Eye candy in the good sense. Frank, have you heard of the Pittsburgh Supercomputing Center? (DOH you beat me) -S ___ stephen.gue...@simtable.com CEO, Simtable http://www.simtable.com 1600 Lena St #D1, Santa Fe, NM 87505 office:

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Ha, a code that can’t easily create eye candy is a code that is riddled with bugs. From: Friam on behalf of Frank Wimberly Reply-To: The Friday Morning Applied Complexity Coffee Group Date: Wednesday, May 13, 2020 at 2:35 PM To: The Friday Morning Applied Complexity Coffee Group Subject: Re:

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I disagree completely. Right there in the description we see 2 layers of prestidigitation: "Numerically simulated" and "Visualized". Then when we click on the psc link, we get a 404 error. This is akin to a magician sawing a woman in half on stage. Unless you see the *numbers* (since it's "numer

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Did you know it was a division of the larger Center? --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13, 2020, 3:37 PM Stephen Guerin wrote: > Eye candy in the good sense. > > Frank, have you heard of the Pittsburgh Supercomputing Center? (DO

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Thanks, Frank. NIck Nicholas Thompson Emeritus Professor of Ethology and Psychology Clark University thompnicks...@gmail.com https://wordpress.clarku.edu/nthompson/ From: Friam On Behalf Of Frank Wim

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Look at Donna Cox’s site at NCSA http://avl.ncsa.illinois.edu/who-we-are/team/donna-cox-director She’s been doing tornado simulations for over 15 years. We worked with her to put the simulation in planetarium dome. It’s much more

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Let me revise that a little bit. There was a visualization of the rider's view of a roller coaster ride that ran on a Cray supercomputer. The purpose was to demonstrate the capability and speed of a Lisp-based 3D renderer called Plot-3D or P3D or something similar. Do you know what I'm talking a

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I vaguely remember plot 3d. No one renders today the way it did. Cray was less than a PC with a decent graphics card. Ed __ Ed Angel Founding Director, Art, Research, Technology and Science Laboratory (ARTS Lab) Professor Emeritus of Computer Science, University of New Mexico 1017 Sier

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Check out that WaPost article for the state-of-the-art. (The new Unreal Engine.) From: Friam on behalf of Angel Edward Reply-To: The Friday Morning Applied Complexity Coffee Group Date: Wednesday, May 13, 2020 at 4:58 PM To: The Friday Morning Applied Complexity Coffee Group Subject: Re: [

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

A modern PC. I worked there in the early 90s. --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13, 2020, 5:58 PM Angel Edward wrote: > I vaguely remember plot 3d. No one renders today the way it did. Cray was > less than a PC with a decent gr

Re: [FRIAM] Movement vs. Behavior, and what's in the Black Box

Frank Wimberly wrote: > It's appendages all the way up. Shades of Kafka... When this pandemic began to ramp up, I started experiencing that idiom "waiting for the other shoe to fall", but in this case it was with a Centipede. Appendages all the way up/down/sideways for sure! .-. .- -. -.. ---

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

All, Up from the 36 Chambers and in the spirit of Marcus, Tornado Visualization . Now with more Wu-Tang! Jon .-. .- -. -.. --- -- -..-. -.. --- - ... -..-. .- -. -.. -..-. -.. .- ... . ... FRIAM Applied Complexity Group listserv

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Marcus, Can you explain why the basic unit is a triangle? Any Peircean would LOVE it. n Nicholas Thompson Emeritus Professor of Ethology and Psychology Clark University thompnicks...@gmail.com https:

Re: [FRIAM] PSC Tornado Visualization (2008) [720p]

Nick, Do you mean triangles in the sense of simplexes? Jon .-. .- -. -.. --- -- -..-. -.. --- - ... -..-. .- -. -.. -..-. -.. .- ... . ... FRIAM Applied Complexity Group listserv Zoom Fridays 9:30a-12p Mtn GMT-6 bit.ly/virtualfriam unsubscribe http://redfish.com/mailman/listinfo/friam_redf

Re: [FRIAM] PSC Tornado Visualization (2008) [720p]

Look at what Marcus sent out. It keeps boasting about the zillions of triangles which serve as its elements. Or whatever. Nick Nicholas Thompson Emeritus Professor of Ethology and Psychology Clark University thompnicks...@gmail.com https://word

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

OK, so what I got from the original visualization, which I have never grasped before is that a tornado is at the core of a double helix with the warm air rising (usually) in a counter-clockwise direction and evacuating at the top and the cold descending in a clockwise direction and evacuating at

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I'm not Marcus but in finite element analysis the discretization of a 2 dimensional region is always done with triangles. It's much more flexible than rectangular grids, to oversimplify. Frank --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13

Re: [FRIAM] PSC Tornado Visualization (2008) [720p]

I can't find that. Where is it? On Wed, May 13, 2020 at 7:21 PM wrote: > Look at what Marcus sent out. It keeps boasting about the zillions of > triangles which serve as its elements. > > > > Or whatever. > > > > Nick > > > > Nicholas Thompson > > Emeritus Professor of Ethology and Psychology

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Because triangles are convex they are guaranteed to be rendered correctly. Every modern graphics system whether hardware or software is based on using triangles as the basic element. __ Ed Angel Founding Director, Art, Research, Technology and Science Laboratory (ARTS Lab) Professor Eme

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Three points are always in a plane which makes it possible to make the graphics hardware extremely simple (and parallelizable), e.g. the normals are easy to compute. There are fast tessellation algorithms to convert other 3-d shapes to triangular meshes. From: Friam on behalf of "thompnicks..

Re: [FRIAM] PSC Tornado Visualization (2008) [720p]

https://www.washingtonpost.com/video-games/2020/05/13/unreal-engine-5s-demo-is-next-gen-graphics-showcase-youve-been-waiting/ The physics engines in these packages are not so different from computational physics applications. Just lower resolution -- gamers don’t need to have their player’s bul

Re: [FRIAM] PSC Tornado Visualization (2008) [720p]

Thanks, Marcus. On Wed, May 13, 2020 at 7:52 PM Marcus Daniels wrote: > > https://www.washingtonpost.com/video-games/2020/05/13/unreal-engine-5s-demo-is-next-gen-graphics-showcase-youve-been-waiting/ > > > > The physics engines in these packages are not so different from > computational physics

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

With a few minutes of digging, the original video can be traced back to a simulation done by http://twister.ou.edu/ who has his publications here http://twister.ou.edu/vita.html#pubs. The video came from a different specialist in visualization, Greg Foss: https://www.nsf.gov/news/news_images.js

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Irrelevant: I knew Greg Foss. He was in my group. The OU people were led by Kelvin Droegemeier who is now Trump's science advisor and Head of OTSP. But he's very smart. On Wed, May 13, 2020 at 8:29 PM Marcus Daniels wrote: > With a few minutes of digging, the original video can be traced back

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

And quadralaterals aren't convex? I don't get it. Nicholas Thompson Emeritus Professor of Ethology and Psychology Clark University thompnicks...@gmail.com https://wordpress.clarku.edu/nthompson/ From: Fria

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Edward Angel wrote: > Look at Donna Cox’s site at > NCSA http://avl.ncsa.illinois.edu/who-we-are/team/donna-cox-director > > She’s been doing tornado simulations for over 15 years. We worked with > her to put the simulation in planetarium dome. It’s much more > impressive when you put the viewer i

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

some quads are not...  think boomarang-like... I think there is a technical term for that class of quad... also think if a "bowtie", also technically a quad but potentially having "negative area". On 5/13/20 9:13 PM, thompnicks...@gmail.com wrote: > > And quadralaterals aren’t convex?  I don’t ge

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Marcus, The result looks so much like iconic tornado vids that we wannabee tornado chasers idolize that one suspects that the video was back constructed from that film, rather than developing organically from the physics. N Nicholas Thompson Emeritus Professor of Ethology and Psyc

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Also even if they are not like bow ties, quadrilaterals need not be flat. Ed ___ Ed Angel Founding Director, Art, Research, Technology and Science Laboratory (ARTS Lab) Professor Emeritus of Computer Science, University of New Mexico 1017 Sierra Pinon Santa Fe, NM 87501 505

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Nick writes: “The result looks so much like iconic tornado vids that we wannabee tornado chasers idolize that one suspects that the video was back constructed from that film, rather than developing organically from the physics.” Suppose the equations were extracted, or the behavior re-generated

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I see; I see. Thx/ Nicholas Thompson Emeritus Professor of Ethology and Psychology Clark University thompnicks...@gmail.com https://wordpress.clarku.edu/nthompson/ From: Friam On Behalf Of Steven A Smith Se

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I think there is a quote from Heinlein along the lines of “Never worry about theory as long as the machinery does what it's supposed to do.” When do we have to worry about first principles? From: Friam on behalf of Frank Wimberly Reply-To: The Friday Morning Applied Complexity Coffee Group

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Old Philosophical Joke: Deep in a remote valley lived a tribe that had never been in contact with the modern world … except for one monastery which corresponded with Greenwich village to get the sunrise tables. The monks would get up 15 minutes early and sound a bell, which the villagers b

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

The fluid dynamics model used for that visualization is based on first principles. Many years ago Nick was trying to figure out how tornadoes develop. I told him I thought this was pretty well understood and I asked Droegemeier for a paper. He sent one which I forwarded to Nick. It was full of

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Marcus's comment reminds me of Bruce Sherwood's comment that people solve differential equations because they don't have computers. --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13, 2020, 9:40 PM wrote: > Old Philosophical Joke: > > > > Dee

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Frank, I think that was the one that depicted tornadoes as arising from a horizontal barrel roll being bulged upward in the middle and ultimately split into two vortexes, one clockwise one, counter. This idea does explain why sometimes a weak anti-cyclonic tornado often appear next to a main

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Experiment with a modern implementation of generative adversarial networks for a while and I think you’ll begin to feel less smug about the superiority of first principles – sort of like a craft of Colonial Williamsburg.Computer, just get me the equations and spare the drama. From: Friam o

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I understand your point but the fact remains that that visualization was based on a numerical model that was, in turn, based on first principles. I can confirm that with Greg Foss but I'm pretty sure it's true. Both and is better than either or. Another aphorism: whatever works. F --- Frank C.

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

The best known tornado simulation has a small anti-cyclone on the side. The narrator describes it as “a rarely see anit-cyclone.” Having asked many time whether it ever has been seen, the answer seems to be “not yet.” Clearly the one in the visualization is an artifact from an imperfect model.

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

I’m not sure why you are telling me this, as I was the one that bothered to look it up. :-) From: Friam on behalf of Frank Wimberly Reply-To: The Friday Morning Applied Complexity Coffee Group Date: Wednesday, May 13, 2020 at 9:02 PM To: The Friday Morning Applied Complexity Coffee Group S

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Yes, and I appreciate that. Thank you. --- Frank C. Wimberly 140 Calle Ojo Feliz, Santa Fe, NM 87505 505 670-9918 Santa Fe, NM On Wed, May 13, 2020, 10:12 PM Marcus Daniels wrote: > I’m not sure why you are telling me this, as I was the one that bothered > to look it up. :-) > > > > *From:

Re: [FRIAM] PSC Tornado Visualization (2008) [720p] - YouTube

Ed writes: “One other comment. It used to be the case that in computer graphics if something looked OK that was sufficient. That’s no longer true. With the present computer power in GPUs, pretty every special effect you see in a movie is a physically-based simulation. Recent game engines come p