Those who ignore philosophy are condemned to repeat it

Those who believe themselves to be exempt from philosphy influence are usually the slaves of some defunct philosopher


(Adaptación de Paul Thagard de las frases de Santayana y Keynes)

miércoles, 14 de octubre de 2015

El uso del concepto de representación en neurociencia [Esta es la típica entrada que permanecerá indefinidamente abierta]

En esta entrada recogeré algunos ejemplos del uso del término "representación" en neurociencia. En principio, tendrá un caracter más descriptivo (o etnográfico) que analítico.

Quiroga (2007):
- "neural representation"
- "How information is represented by a population of neurons"
- "We investigated the representation of visual inputs by ... neurons".





How Does the Brain Solve Visual Object Recognition?
James J. Di Carlo, Davide Zoccolan, and Nicole C. Rust (2012)
 Neuron 73, 201:
"Mounting evidence suggests that ‘core object recognition,’ the ability to rapidly recognize objects despite substantial appearance variation, is solved in the brain via a cascade of reflexive, largely feedforward computations that culminate in a powerful neuronal representation in the inferior temporal cortex. However, the algorithm that produces this solution remains poorly understood. Here we review evidence ranging from individual neurons and neuronal populations to behavior and computational models. We propose that understanding this algorithm will require using neuronal and psychophysical data to sift through many computational models, each based on building blocks of small, canonical subnetworks with a common functional goal" (Abstract).

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