[Fis] Neuroinformation?

[Francesco Rizzo]

P.s.: Scusate, bisogna togliere la virgola (,) dopo la parola Natale.
Francesco.

2014-12-08 7:36 GMT+01:00 Francesco Rizzo <13francesco.rizzo at gmail.com>:

> Caro Pedro e cari Tutti,
> anche e soprattutto il Natale, è una lieta novella, un'INFORMAZIONE bella
> e buona. Difatti Gesù Cristo ha preso la "forma" di carne dell'uomo, senza
> perdere quella divina. Per tutti, credenti e non credenti o ritenuti tali.
> D'altra parte, se Dio esiste, come esiste,  esiste per tutti, che noi lo
> vogliamo o meno. Quindi colgo l'occasione per rivolgerVi un AUGURIO di
> A.more, U.ni-versale, G.rande, U.nico,
> R.adioso,I.nter-nazionale,O.nto-logico.
> Un abbraccio da estendere alle Vostre famiglie.
> Francesco Rizzo.
>
> 2014-12-05 19:53 GMT+01:00 Guy A Hoelzer <hoelzer at unr.edu>:
>
>>  Hi All,
>>
>>  Like many here, I am very interested in the notion of neuroinformation
>> and the contrast between information as static pattern or temporal
>> process.  I want to suggest a way to think of the static and process views
>> of information as identical concepts.  I take the static view to be
>> something like the existence of a physical gradient or contrast in state
>> between proximate spaces.  The 2nd law of thermodynamics tells us that all
>> such gradients will tend to bread down (disorganize) over time.  Therefore,
>> maintenance of static information requires a process.  This idea could
>> apply nicely to neuroinformation.  For example, memories can fade if they
>> are not accessed occasionally.  From this point of view, static contrasts
>> and the processes that maintain them cannot be separated, much like pattern
>> and process cannot be separated in the dissipative systems of Prigogine.
>>
>>  Regards,
>>
>>  Guy
>>
>> Guy Hoelzer, Associate Professor
>> Department of Biology
>> University of Nevada Reno
>>
>> Phone:  775-784-4860
>> Fax:  775-784-1302
>> hoelzer at unr.edu
>>
>>  On Dec 4, 2014, at 6:57 AM, Krassimir Markov <markov at foibg.com> wrote:
>>
>>   Dear Bob,
>> I think, there is no conflict between two points of view – information
>> may be a process and it may be a static depending of what kind of
>> reflection it is.
>> For instance, we reflect the world around:
>> - as static - by photos, art images, sculptures, etc.;
>> - as dynamic - by movies, theater plays, ballet, etc.;
>> - and, at the end, by both types – by static text which creates dynamical
>> imaginations in our consciousness.
>> Friendly regards
>> Krassimir
>>
>> PS: This is my second post for this week. So, I say: Goodbye to the next
>> one!
>>
>>
>>
>>  *From:* Bob Logan <logan at physics.utoronto.ca>
>> *Sent:* Thursday, December 04, 2014 3:54 PM
>> *To:* Joseph Brenner <joe.brenner at bluewin.ch>
>> *Cc:* fis at listas.unizar.es
>> *Subject:* Re: [Fis] Neuroinformation?
>>
>>  Dear all - I support Joseph's remarks and would suggest that
>> information in general is a process that unfortunately is formulated as a
>> noun. Inspired by Bucky Fuller's I think I am a verb I suggest that
>> "Information is a verb" It is a verb because it describes a process.
>> Although that solves one problem we need to be able to describe a set of
>> signs that have the potential to initiate the process of informing through
>> interpretation. I would not suggest we create another word but recognize
>> that the word information has many meanings and that when it is describing
>> a process it has a verb-like quality to it and when it describes a set of
>> sign that have the potential to be interpreted and hence become information
>> it is acting as a noun. I would also suggest that a simple definition of
>> the term information is not possible because its meaning is so context
>> dependent. This is true of all words but even more so for information. For
>> those that agree with my sentiments the above is information and for those
>> that do not it is nonsense. My best wishes to both groups,  Bob Logan
>>          ______________________
>>
>>       Robert K. Logan
>> Prof. Emeritus - Physics - U. of Toronto
>> Chief Scientist - sLab at OCAD
>>  http://utoronto.academia.edu/RobertKLogan
>> www.physics.utoronto.ca/Members/logan
>> www.researchgate.net/profile/Robert_Logan5/publications
>>
>>
>>
>>
>>
>>
>>
>>
>>  On 2014-12-04, at 6:40 AM, Joseph Brenner wrote:
>>
>>  Dear Dr. Isiegas,
>>
>> I will add my support to the extended concept of information that inheres
>> in the work of Robert Ulanowicz and John Collier. I would just add that I
>> like to call it information-as-process, to call attention to its
>> 'structure' being dynamic, with individual neurones involved in a cyclic
>> (better spiral or sinusoidal) movement between states of activation and
>> inhibition. I have ascribed an extension of logic to this form of
>> alternating actual and potential states in complex processes at all levels
>> of reality.
>>
>> Best wishes,
>>
>> Joseph B.
>>
>> ----- Original Message ----- From: "Robert E. Ulanowicz" <ulan at umces.edu>
>> To: "Carolina Isiegas" <cisiegas at gmail.com>
>> Cc: <fis at listas.unizar.es>
>> Sent: Wednesday, December 03, 2014 6:30 PM
>> Subject: Re: [Fis] Neuroinformation?
>>
>>
>> Dear Dr. Isiegas:
>>
>> I envision neuroinformation as the mutual information of the neuronal
>> network where synaptic connections are weighted by the frequencies of
>> discharge between all pairs of neurons. This is directly analogous to a
>> network of trophic exchanges among an ecosystem, as illustrated in
>> <http://people.biology.ufl.edu/ulan/pubs/SymmOvhd.PDF>.
>>
>> Please note that this measure is different from the conventional
>> sender-channel-receiver format of communications theory. It resembles more
>> the "structural information" inhering in the neuronal network. John
>> Collier (also a FISer) calls such information "enformation" to draw
>> attention to its different nature.
>>
>> With best wishes for success,
>>
>> Bob Ulanowicz
>>
>> Dear list,
>>
>>
>>     I have been reading during the last year all these interesting
>>
>> exchanges. Some of them terrific discussions! Given my scientific
>>
>> backgound
>>
>> (Molecular Neuroscience), I would like to hear your point of view on the
>>
>> topic of neuroinformation, how information "exists" within the Central
>>
>> Nervous Systems. My task was experimental; I was interested in
>>
>> investigating the molecular mechanisms underlying learning and memory,
>>
>> specifically, the role of the cAMP-PKA-CREB signaling pathway in such
>>
>> brain
>>
>> functions (In Ted Abel´s Lab at the University of Pennsylvania, where I
>>
>> spent 7 years). I generated several genetically modified mice in which I
>>
>> could regulate the expression of this pathway in specific brain regions
>>
>> and
>>
>> in which I studied the effects of upregulation or downregulation at the
>>
>> synaptic and behavioral levels. However, I am conscious that the
>>
>> "information flow" within the mouse Nervous System is far more complex
>>
>> that
>>
>> in the "simple" pathway that I was studying...so, my concrete question for
>>
>> you "Fishers" or "Fisers", how should we contemplate the micro and macro
>>
>> structures of information within the neural realm? what is
>>
>> Neuroinformation?
>>
>>
>>  Best wishes,
>>
>>
>>
>>  --
>>
>> Carolina Isiegas
>>
>> _______________________________________________
>>
>> Fis mailing list
>>
>> Fis at listas.unizar.es
>>
>> http://listas.unizar.es/cgi-bin/mailman/listinfo/fis
>>
>>
>>
>>
>> _______________________________________________
>> Fis mailing list
>> Fis at listas.unizar.es
>> http://listas.unizar.es/cgi-bin/mailman/listinfo/fis
>> _______________________________________________
>> Fis mailing list
>> Fis at listas.unizar.es
>> http://listas.unizar.es/cgi-bin/mailman/listinfo/fis
>>
>>
>>
>>  ------------------------------
>> _______________________________________________
>> Fis mailing list
>> Fis at listas.unizar.es
>> http://listas.unizar.es/cgi-bin/mailman/listinfo/fis
>>   _______________________________________________
>> Fis mailing list
>> Fis at listas.unizar.es
>> http://listas.unizar.es/cgi-bin/mailman/listinfo/fis
>>
>>
>>
>> _______________________________________________
>> Fis mailing list
>> Fis at listas.unizar.es
>> http://listas.unizar.es/cgi-bin/mailman/listinfo/fis
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listas.unizar.es/pipermail/fis/attachments/20141208/a8890884/attachment.html>