Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Control Volume and System Representations01:16

Control Volume and System Representations

1.5K
Two key frameworks are employed to analyze mass, energy, and momentum transfer: the control volume approach and the system approach. These frameworks offer different perspectives, depending on whether the focus is on a specific region in space (control volume approach) or a defined mass of fluid (system approach).
The control volume approach considers a stationary region in space through which fluid flows. This region is bounded by a control surface.  For instance, in the case of water...
1.5K
State Space Representation01:27

State Space Representation

542
The frequency-domain technique, commonly used in analyzing and designing feedback control systems, is effective for linear, time-invariant systems. However, it falls short when dealing with nonlinear, time-varying, and multiple-input multiple-output systems. The time-domain or state-space approach addresses these limitations by utilizing state variables to construct simultaneous, first-order differential equations, known as state equations, for an nth-order system.
Consider an RLC circuit, a...
542
Limiting Reactant02:27

Limiting Reactant

69.5K
The relative amounts of reactants and products represented in a balanced chemical equation are often referred to as stoichiometric amounts. However, in reality, the reactants are not always present in the stoichiometric amounts indicated by the balanced equation.
69.5K
Cognitive Dissonance01:38

Cognitive Dissonance

36.8K
Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
36.8K
Graphical and Analytic Representation of Sinusoids01:20

Graphical and Analytic Representation of Sinusoids

932
Analyzing two sinusoidal voltages with equal amplitude and period but different phases on an oscilloscope, an instrument used to display and analyze waveforms, involves a three-step process.
The first step is measuring the peak-to-peak value, which is twice the amplitude of the sinusoid. This provides information about the maximum voltage swing of the waveform.
Secondly, the period and angular frequency are determined. The period is the time taken for one complete cycle of the waveform, while...
932
Vector Representation of Complex Numbers01:16

Vector Representation of Complex Numbers

517
Complex numbers, represented in Cartesian coordinates, can also be visualized as vectors. These vectors can be expressed in polar form, emphasizing their magnitude and angle. When a complex number is input into a function, the output is another complex number, highlighting the function's zero point from which the vector representation can originate.
Consider a function defined as the product of the complex factors in the numerator divided by the product of the complex factors in the...
517

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The visual perks of (not) being a wallflower: sociality is a stronger predictor of individual differences in face recognition than childhood experiences.

Vision research·2026
Same author

What behavioral relevance is (not).

Cognitive neuroscience·2026
Same author

Phenomenal interface theory: a model for basal consciousness.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2025
Same author

Identifying indicators of consciousness in AI systems.

Trends in cognitive sciences·2025
Same author

Neural evolution as the key to major transitions in cognitive evolution.

The Behavioral and brain sciences·2025
Same author

Representational dynamics of the main dimensions of object space: Face/body selectivity aligns temporally with animal taxonomy but not with animacy.

Journal of vision·2025

Related Experiment Video

Updated: Jan 25, 2026

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

20.5K

Decoding the Brain: Neural Representation and the Limits of Multivariate Pattern Analysis in Cognitive Neuroscience.

J Brendan Ritchie1, David Michael Kaplan2, Colin Klein3

  • 1Laboratory of Biological Psychology, KU Leuven, Leuven, Belgium.

The British Journal for the Philosophy of Science
|May 16, 2019
PubMed
Summary

Multivariate pattern analysis (MVPA) is widely used in neuroscience, but its core assumption, the decoder's dictum, is flawed. This study argues that successful neural decoding does not reliably indicate what information brain activity represents.

More Related Videos

Decoding Natural Behavior from Neuroethological Embedding
08:00

Decoding Natural Behavior from Neuroethological Embedding

Published on: October 3, 2025

622
A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants
11:14

A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants

Published on: October 4, 2015

11.4K

Related Experiment Videos

Last Updated: Jan 25, 2026

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

20.5K
Decoding Natural Behavior from Neuroethological Embedding
08:00

Decoding Natural Behavior from Neuroethological Embedding

Published on: October 3, 2025

622
A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants
11:14

A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants

Published on: October 4, 2015

11.4K

Area of Science:

  • Cognitive Neuroscience
  • Neuroscience
  • Philosophy of Mind

Background:

  • Multivariate pattern analysis (MVPA), also known as neural decoding, has become a transformative tool in cognitive neuroscience.
  • The field widely accepts the 'decoder's dictum': successful decoding implies that the decoded information is represented by neural patterns.

Purpose of the Study:

  • To critically evaluate the philosophical underpinnings of the decoder's dictum.
  • To argue that decodability is an insufficient basis for inferring the content of neural representations.
  • To propose refinements for justifying inferences about neural representations using MVPA.

Main Methods:

  • Philosophical analysis of the decoder's dictum.
  • Critical evaluation of the inference from decodability to neural representation.
  • Exploration of alternative frameworks for interpreting MVPA results.

Main Results:

  • The decoder's dictum, as currently formulated, is false.
  • Decodability alone does not provide strong evidence for what information neural patterns represent.
  • Existing interpretations of MVPA may overstate their conclusions about neural content.

Conclusions:

  • The reliance on the decoder's dictum in cognitive neuroscience warrants re-examination.
  • Improved methodologies and interpretive frameworks are needed to draw valid conclusions about neural representations from MVPA data.
  • Future research should focus on developing more robust methods for linking decoding success to representational content.