Cooperative Patent Classification


CPC Definition - Subclass G06N

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Last Updated Version: 2016.11
COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS
Definition statement

This place covers:

Computing systems where the computation is not based on a traditional mathematical model of computer

Computer systems based on biological models (analogue computers simulating functional aspects of living beings G06G 7/60)
Definition statement

This place covers:

Computing systems where the computation is based on biological models (brains, intelligence, consciousness, genetic reproduction) or is using physical material of biological origin (biomolecules, DNA, biological neurons, etc.) to perform the computation. The computation can be digital, analogue or chemical in nature.

References
Limiting references

This place does not cover:

Artificial Intelligence

Probabilistic systems

Fuzzy logic

Learning systems in general

Bioinformatics

Analogue computers simulating functional aspects of living beings

Memories based on biological material

Special rules of classification

Classify in this main group or its subgroups only if the invention concerns the development of a computer (DNA and proteins biomaterials as such, should be classified in chemistry).

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "biocomputers", "biological computers", "nanocomputers", "neural networks" and "artificial life"
{Biomolecular computers, i.e. using biomolecules, proteins, cells (using DNA G06N 3/123; using neurons G06N 3/061)}
Definition statement

This place covers:

Computers using actual physical material of biochemical origin or material as used in carbon-based living systems, i.e. biomolecules, proteins, cells or other biochemicals to perform computation.

References
Limiting references

This place does not cover:

Using real biological neurons integrated on chips

Using DNA

Computation based on Inorganic chemicals

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "biocomputers", "wetware", "biochemical computers", "biochips" and "living computers"
{Artificial life, i.e. computers simulating life}
Definition statement

This place covers:

Creation of synthetic life forms that are based on models of or are inspired by carbon-based life forms but are actually implemented on/or controlled by standard silicon-based computers.

References
Limiting references

This place does not cover:

Biological life forms that are created involving biological genetic engineering. e.g. clones

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

Alife

Artificial life

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "Alife", "artificial life", synthetic life" and "virtual creatures "
{based on simulated virtual individual or collective life forms, e.g. single "avatar", social simulations, virtual worlds (computer games A63F 13/00; medical simulations G06F 19/00; information retrieval G06F 17/30873; image processing G06T; telecommunication protocols H04L 29/06034)}
Definition statement

This place covers:

Software simulations on standard silicon-based digital computers of systems exhibiting behaviour normally ascribed to life forms.

References
Limiting references

This place does not cover:

Computer games

Information retrieval

Computer Aided Design

Medical simulations

Collaborative systems - Groupware

Image processing for animations

Telecommunications for virtual worlds

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "metaverse", "virtual reality", "virtual world", "virtual society" and "social simulations"
{based on physical entities controlled by simulated intelligence so as to replicate intelligent life forms, e.g. robots replicating pets or humans in their appearance or behavior (toys or dolls A63H 3/00; industrial robot control G05B 19/00, B25J 9/00; artificial neural networks G06N 3/00; rule based artificial intelligence G06N 5/00)}
Definition statement

This place covers:

Physical computer controlled mechanical devices emulating/simulating existing biological life forms mainly implemented as physical robots in the form of animals (pets) or humans (humanoids or androids). These robots can be standalone or work in groups (e.g. Robocup team of robotic football players).

References
Limiting references

This place does not cover:

Toys or dolls

Industrial robots or mechanical grippers

Control of industrial robots

Special rules of classification

This subgroup does not contain purely mechanical devices, there should always be some computer involved.

It should act, or at least have as function to look like an animal or a human.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "humanoid", "android", "robot" and "robot pet "
using neural network models (for adaptive control G05B 13/00; for image pattern matching G06K 9/00; for image data processing G06T 1/20; for phonetic pattern matching G10L 15/16)
Definition statement

This place covers:

Computation simulating or emulating the functioning of biological brains mainly implemented in non-biological material, i.e. electronics or optical material. It can be in digital electronic or analogue electronic or biological technology.

References
Limiting references

This place does not cover:

Control systems using neural networks

Pattern recognition using neural networks

Image processing

Speech recognition

Special rules of classification

Applications of whatever sort just using neural networks with no description of the neural network itself are to be classified in the relevant application field only.

Documents specifying an architecture and a learning method should be classified in the respective subgroups of G06N 3/04 and G06N 3/08.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "neural network", "neuronal network", "neuromimetic network", "artificial brain" and "perceptron"
Architectures, e.g. interconnection topology
Definition statement

This place covers:

The specific architecture or layout of the neural network, how the neurons are interconnected. For the different architectures see the titles of the different subgroups.

Specific technologies for realizing these architectures are classified in G06N 3/06, learning methods in the subgroups of G06N 3/08 and for the physical realization in the subgroups of G06N 3/06.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "architecture", "topology", "layout"and "interconnection pattern"
{Adaptive Resonance Theory [ART] networks}
Definition statement

This place covers:

Adaptive Resonance Theory (ART).

Adaptive Resonance Theory was a short live method of neural networks developed by Grossberg and Carpenter. This subgroup contains only documents on ART by Grossberg and Carpenter (obsolete technology).

{using chaos or fractal principles}
Definition statement

This place covers:

Neural networks using some form of chaos or fractal technology or methods

References
Limiting references

This place does not cover:

Chaos models per se

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "fractal transform function", "fractal growth", "chaotic neural network" and "Mandelbrot"
{in combination with an expert system}
Definition statement

This place covers:

Combinations of neural network technology and expert system technology.

Contains documents where expert systems and neural networks work together on the same level and also where expert systems are used to construct or control a neural network.

References
Limiting references

This place does not cover:

Experts systems; Artificial intelligence per se

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "rule-based neural network" and "knowledge-based neural network"
{in combination with fuzzy logic}
Definition statement

This place covers:

Combinations of neural network technology and fuzzy logic system technology.

Contains documents where fuzzy logic and neural networks work together on the same level and also where fuzzy logic systems are used to construct or control a neural network

References
Limiting references

This place does not cover:

Fuzzy logic per se

Glossary of terms

In this place, the following terms or expressions are used with the meaning indicated:

ANFIS

Adaptive Neuro-Fuzzy Inference Systems

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "ANFIS" and "neuro-fuzzy interference system"
{Feedback networks, e.g. hopfield nets, associative networks}
Definition statement

This place covers:

Neural networks involving connections from the output of a neural network to the inputs of the same neural network.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "feedback", "Hopfield nets" and "associative networks"
{using a combination of multiple neural nets}
Definition statement

This place covers:

Architecture of multiple neural networks can be connected in a parallel or in a series fashion. They can cooperate on the same level or one neural network can control other neural network.

Parallel neural networks can also be used for fault tolerance when connecting to a voting system.

Several neural networks can also be trained in a different ways or with different training examples and then combined in parallel in order to increase the reliability or accuracy.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "multiple neural networks", "parallel neural networks", "hierarchical neural networks" and "ensemble neural networks"
{Neocognitrons}
Definition statement

This place covers:

Neocognitrons are an unique and specific architecture of neural network charaterized by its name.

The neocognitron is a hierarchical multilayered neural network and is a natural extension of cascading models.

In the neocognitron, multiple types of cells such as S-cells and C-cells are used to perform recognition task.

Contains only documents if the type of neural network is specifically called neocognitron.

{using probabilistic elements, e.g. p-rams, stochastic processors}
Definition statement

This place covers:

Neural networks having as special feature that the neurons individually or the weights or the architecture as a whole has a probabilistic or statistical aspect.

References
Limiting references

This place does not cover:

Chaotic determination of the weights

Neural network in combination with fuzzy logic

Non-neural Probabilistic networks

Informative references

Attention is drawn to the following places, which may be of interest for search:

Probabilistic functions not exclusively used for neural networks

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "probabilistic neural network", "statistical neuron function", "p-RAM" and "probabilistic RAM"
{Non-linear activation functions, e.g. sigmoids, thresholds}
Definition statement

This place covers:

All aspects of non-linear activation functions used in neurons, e.g. sigmoids, simple stepwise threshold functions, approximated sigmoid functions

Only aspects of the non-linear activation function.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "sigmoid", "non-linear activation function", "non-linear transfer function" and "approximated activation functions"
{Temporal neural nets, e.g. delay elements, oscillating neurons, pulsed inputs}
Definition statement

This place covers:

Neurons or neural networks having a temporal aspect e.g. spiking neurons or neural networks where the time-like dynamics are a specific aspect of the invention

This can be in digital but often in analogue technology.

These neurons are meant to be a more realistic simulation of real biological neurons

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "spiking", "timelike", "temporal" and "dynamical"
Physical realisation, i.e. hardware implementation of neural networks, neurons or parts of neurons
Definition statement

This place covers:

The technology used to physically construct the neurons or neural network : digital electronics, analog electronics, biochemical elements, optical elements

Special rules of classification

This head subgroups should contain no documents, all documents should fall in one of its lower subgroups

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "hardware", "technology", "implementation" and "physical"
{using biological neurons, e.g. biological neurons connected to an integrated circuit}
Definition statement

This place covers:

Using real biological neurons from a living being implemented on a substrate. These neurons can be externally activated and read-out. The interconnections can be fixed or the can be allowed to grow and evolve.

References
Limiting references

This place does not cover:

Biomolecular computers

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "neurochip", "biochip" and "wetware"
using electronic means
Definition statement

This place covers:

Neurons or interconnections implemented in dedicated digital electronics.

Although the title specifies "electronics", due to the child group G06N 3/0635 this subgroup is limited to digital electronics.

References
Limiting references

This place does not cover:

Neurons implemented using analog electronics

Neurons implemented using standard electronic digital computers

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "electronic neuron", "digital", "numeric", "neuromorphic" and "synaptronic"
{using analogue means}
Definition statement

This place covers:

Neurons or interconnections implemented in dedicated analog electronics.

References
Limiting references

This place does not cover:

Analog electronic computers in general

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "analogue" and "analog"
using optical means
Definition statement

This place covers:

Neurons or interconnections implemented in dedicated optical components..

References
Limiting references

This place does not cover:

Optical computers in general

{using electro-optical, acousto-optical or opto-electronic means}
Definition statement

This place covers:

Neurons or neural networks using electro-optical, acousto-optical or opto-electronic components.

References
Limiting references

This place does not cover:

Hybrid optical computers in general

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "electro-optical", "acousto-optical" and "opto-electronic"
Learning methods
Definition statement

This place covers:

Means and methods of training or learning the neural networks. For specific training methods or algorithms see the different subgroups.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "training or learning neural network", "evolving or adapting neural network" and "optimizing neural network"
{modifying the architecture, e.g. adding or deleting nodes or connections, pruning}
Definition statement

This place covers:

During the learning or training process of the neural network not only are the weights of the synapses changed but also is the architecture of the neural network changed. This can involve adding/deleting neurons or adding/deleting connections. between the neurons.

When during the training process it becomes clear that the size/capacity of the neural network is not sufficient, additional neurons or connections can be added to the network after which the training can resume. When it is found that certain neurons are not used or have no influence, they can be removed (pruning).

{Back-propagation}
Definition statement

This place covers:

Training method whereby on the synapses of the neurons are adapted depending on the difference between the actual output of the neural network and the wanted output. This difference is used to adapt the weights of the synapses with an mathematical method that back-propagates form the higher layers to the lower layers of the neural network. Mainly used in multilayer neural networks. This implies a form of supervised learning.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "backprop" and "backpropagation"
{using evolutionary programming, e.g. genetic algorithms}
Definition statement

This place covers:

The use of genetic algorithms for creating through a process of reproduction, mutation and fitness function an optimally functioning neural network using evoluationary techniques such as evolutionary programming, genetic algorithms, genetic programming, evolution startegies, etc.

References
Limiting references

This place does not cover:

Genetic algorithms as such

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "evolutionary", "Darwinistic", "genetic algorithm", "evolutionary programming", "genetic programming" and "evolution strategies"
{Non-supervised learning, e.g. competitive learning}
Definition statement

This place covers:

Learning without direct supervision from unlabelled data. Neural networks are created and then it is observed how they function in the real world, as a result of the global functioning is the neural network further adapted. No sets of training input pairs are necessary.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "non-supervised neural network" and "unsupervised neural network"
Simulation on general purpose computers
Definition statement

This place covers:

Neural networks not implemented in specific special purpose electronics but simulated by a program on a standard general purpose digital computer

References
Limiting references

This place does not cover:

Computer simulations in general

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "purely-software neural network", "neural network program" and "simulation of neural networks"
{Shells for specifying net layout}
Definition statement

This place covers:

Specific software for specifying or creating neural networks to be simulated on a general purpose digital computer. Specific graphical user interfaces for this application.

References
Limiting references

This place does not cover:

General graphical user interfaces

Program for computer aided design

using genetic models
Definition statement

This place covers:

Computation based on the principles of biological genetic processing (mutation, recombination, reproduction, selection of the fittest).

References
Limiting references

This place does not cover:

Genetic algorithms for training neural networks

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "evolutionary prgramming", "darwinistic programming", "evolutionary programming", "genetic programming", and "evolution strategies"
{DNA computers, i.e. information processing using biological DNA}
Definition statement

This place covers:

Using actual biological DNA molecules in test tubes. The problem is transcribed onto real DNA, biological reproduction, crossover, mutation is performed. The fitness is tested, the best scoring DNA molecules are selected and used for further iterative processing until the optimally performing DNA molecule is retrieved and the information on this DNA molecule is read out and transcribed back to a readable result.

References
Limiting references

This place does not cover:

Biological genetic engineering in general

Computer memory using DNA

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "DNA computer" and "DNA chips"
{Genetic algorithms, i.e. information processing using digital simulations of the genetic system}
Definition statement

This place covers:

Software simulations using the principles of mutation, crossover as exhibited in real biological genetic systems in the reproduction of biological cells or living beings e.g. humans.

This process involves the creation of a number of possible solutions, testing the different solutions (fitness), selecting the best performing ones, starting from these create a new set of possible solutions using reproduction and mutation, and reiterate through this process until an optimal or sufficiently performing solution is found.

References
Limiting references

This place does not cover:

Genetic algorithms used in training of neural networks

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "evolutionary programming", "Darwinistic programming", "genetic programming" and "evolution strategies"
Computer systems utilising knowledge based models
Definition statement

This place covers:

Computer Systems utilising a knowledge base or creating a knowledge base

References
Limiting references

This place does not cover:

Databases and information retrieval

Special rules of classification

Knowledge representation formalisms are classified in G06N 5/02.

Use of knowledge base for reasoning is classified in G06N 5/04.

Systems presenting a mixture of representation and reasoning are classified uniquely in G06N 5/04.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "knowledge base", "knowledge model", and "reasoning model"
{Dynamic search techniques, heuristics, branch-and-bound (G06N 5/046 take precedence; for optimisation G06Q 10/04)}
Definition statement

This place covers:

Systems using knowledge empirically, Heuristics. Systems based on empirical models are normally used when classic methods fail to find an exact solution in a short time

References
Application-oriented references

Examples of places where the subject matter of this place is covered when specially adapted, used for a particular purpose, or incorporated in a larger system:

use of these techniques in computer games

use of these techniques for optimization

use of these techniques in medical simulations

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "dynamic search", "adaptive search", "branch and bound", "contraint solver","constraint optimization" and "empirical optimization"
{Automatic theorem proving}
Definition statement

This place covers:

Automatic theorem proving; constraint satisfaction; probability consistency check in a decision problem

References
Limiting references

This place does not cover:

Logics and formalisms for knowledge representation

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "logical consistency", "verification", "automatic proving", "determination of provability","formula checker" and "formula converter"
Knowledge representation {(G06N 5/04 takes precedence)}
Definition statement

This place covers:

Knowledge based systems defined by the specific knowledge representation formalisms, knowledge engineering, knowledge acquisition and extraction, update of knowledge base, maintenance.

References
Limiting references

This place does not cover:

indexing and retrieval

Special rules of classification

When the application deals both with reasoning and representation, the reasoning takes precedence (G06N 5/04).

When the knowledge also involves learning, also classify in G06N 99/005.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "formalisation of a problem", "formalism for knowledge representation", "expressivity", "semantics of a formalism","elicitation of knowledge action", "rules, ontologies, frames, logics", "description logic", "semantic web", "declarative" and "formula converter"
{Frames}
Definition statement

This place covers:

Knowledge systems using frames as knowledge representation including attributes and slots

Special rules of classification

Rule systems for specific applications are classified in the field of application, unless the invention is still about the rules formalism and/ or extraction and maintenance process itself.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • rules extraction", "elcitation", "knowledge discovery", "rules engine","rules maintenance", "rules consistency" and "rules priority"
Inference methods or devices
Definition statement

This place covers:

Symbolic inference methods and devices. Programs with symbolic reasoning capabilities using knowledge. inference systems

References
Limiting references

This place does not cover:

adaptive control

Special rules of classification

When the application deals both with reasoning and representation, reasoning takes precedence (G06N 5/04).

When Machine Learning involved, also classify in G06N 99/005.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "inference", "reasoning", "expert system", "instantiation, explanation, recommendation","aid to diagnosis", "pattern matching", "case-based reasoning", "deduction", "analogy","abnormal condition detection" and "problem solving,planning"
{Abduction}
Definition statement

This place covers:

Kind of logical inference that refers to the process of arriving at an explanatory hypothesis.

Abduction is about the most probable explanation for a fact given the sufficient premises

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Empirical guesses or heuristics

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "hypothetical reasoning", "explanatory hypothesis", "disambiguation","reasonable guess" and "most possible explanation"
{Backward inferencing}
Definition statement

This place covers:

An inference mechanism that works backwards from the conclusion

References
Limiting references

This place does not cover:

Automatic theorem proving

Special rules of classification

Game-theory based applications are classified in their field of application when possible.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "backwards chaining, backwards reasoning, backwards induction", "retrograde analysis", "goal, hypothesis, goal driven", "conclusion, premises", "consequent, antecedent", "game theory", "modus ponens" and "depth-first strategy"
{Distributed expert systems, blackboards}
Definition statement

This place covers:

Expert system implemented in distributed programming units or multiple interacting intelligent autonomous components for example multi-agents systems.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "multi-agents", "cognitive agent", "autonomous", "decentralization", "self-steering", "software agents" and "swarm"
{Explanation of inference steps}
Definition statement

This place covers:

Inference system that provides explanations of the inferences to the user in the context of diagnostic or decision support

References
Limiting references

This place does not cover:

adaptive control

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "explanation", "decision", "diagnostic", "fault", "abnormal" and "alarm"
{Forward inferencing, production systems}
Definition statement

This place covers:

Inference system that starts with the available data and makes inferences to derive more data. the inferences are performed forwards towards a goal by repetitive application of the modus ponens.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "modus ponens", "interations", "if-then clause", "data driven" and "Rete algorithm"
{Fuzzy inferencing}
Definition statement

This place covers:

Exact inputs are transformed in fuzzy inputs with membership functions. the fuzzified inputs are processed in a fuzzy inference machine with fuzzy if-then rules. Depending on the degree of membership, several rules are fired in parallel. The consequents of each rule are aggregated into fuzzy outputs which are or not de-fuzzified.

References
Limiting references

This place does not cover:

tuning of fuzzy parameters

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "membership function", "fuzzification, fuzzy rules, fuzzy expert system", "parallel rules evaluation" and "degree of membership"
Computer systems based on specific mathematical models
Definition statement

This place covers:

Computer systems based on mathematical models that cannot be classified in their application field.

References
Limiting references

This place does not cover:

Neural networks

Optimization, complex mathematical functions

Special rules of classification

When other types of Machine Learning are involved, also classify in G06N 99/005.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "probabilities", "statistics", "stochastic", "chaos", "non-linear function", "fuzzy logic", "formalism", "applied mathematics" and "systems simulation"
{Probabilistic networks}
Definition statement

This place covers:

Inference system representing the probability dependencies between causes and effects in a directed acyclic graph model in which the inferences are modelled as the propagation of probabilities.

References
Application-oriented references

Examples of places where the subject matter of this place is covered when specially adapted, used for a particular purpose, or incorporated in a larger system:

When the Bayesian network is only named because it is used in an application field, it must be classified in its field of application

game playing

documents classification and information retrieval

bioinformatics

pattern recognition

speech recognition

Special rules of classification

Learning of unknown parameters of the network to be classified also in G06N 99/005.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "Bayesian network", "Bayes network", "belief network", "directed acyclic graphical model", "beliefs propagation", "random variables", "conditional dependencies", "probability function", "probability nodes", "probability function", "generalized Bayesian networks", "influence diagrams", "probability density function" and "Bayes theorem"
using fuzzy logic (G06N 3/00, G06N 5/00 take precedence; for adaptive control G05B 13/00)
Definition statement

This place covers:

Computer systems based on fuzzy logic

References
Limiting references

This place does not cover:

Neural networks in combination with fuzzy logics

Adaptive control

Special rules of classification

When the fuzzy logic is only named as used for an application field, it must be classified in the application field.

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "fuzzy logic" and "tuning parameters"
Physical realisation
Definition statement

This place covers:

Physical realizations of computer systems based on mathematical models

References
Limiting references

This place does not cover:

Neural networks in combination with fuzzy logics

Neural Networks implementation

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "analogue" and "implementation"
Simulation on general purpose computers
Definition statement

This place covers:

Fuzzy systems simulated on general purpose computers

References
Application-oriented references

Examples of places where the subject matter of this place is covered when specially adapted, used for a particular purpose, or incorporated in a larger system:

Simulation in game playing

Computer aided design (CAD)

Computer aided chemistry components design

Simulation for the purpose of Optimisation

Telecom applications using simulation

Computer simulation of physical phenomena

using chaos models or non-linear system models
Definition statement

This place covers:

Computer-based systems using chaos or non-linear models

References
Limiting references

This place does not cover:

Neural networks with fractal growth

Special rules of classification

Field of application takes precedence (e.g. physical phenomena, or electronics)

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "chaos theory", "non-linear", "stochastic" and "fractal"
Subject matter not provided for in other groups of this subclass
Definition statement

This place covers:

Subject-matter falling under G06N that is not defined in G06N1/00, G06N 3/00, G06N 5/00 or G06N 7/00.

This main group should not contain documents. When a new computing technology comes up a new subgroup entry should be created for this new subject.

References
Limiting references

This place does not cover:

{Quantum computers, i.e. information processing by using quantum superposition, coherence, decoherence, entanglement, nonlocality, teleportation}
Definition statement

This place covers:

Computation is performed by a combination of atomic or subatomic particles where the interactions are no longer described by macroscopic physics but by the theory of quantum mechanics.

References
Limiting references

This place does not cover:

Nanotechnology

Fabrication of quantum structures

Devices using superconductivity

Quantum cryptography

Synonyms and Keywords

In patent documents, the following words/expressions are often used as synonyms:

  • "quantum computer", "qubit", "quantum bit", "superconducting bits", "Josephson junction" and "SQUID"
{Learning machines, i.e. computer in which a programme is changed according to experience gained by the machine itself during a complete run (neural networks G06N 3/02; knowledge based models G06N 5/00; fuzzy logic systems G06N 7/02; adaptive control systems G05B 13/00)}
Relationships with other classification places

General methods or mechanisms for training or learning or adapting a computer not provided for in the previous methods

This subgroups is the last place to put computers involving learning, adaptation or training. ALL other places take priority.

References
Limiting references

This place does not cover:

Neural networks learning

Rule-based learning

Adaptive Control systems

Pattern recognition involving leaning

Image processing involving learning

Speech recognition involving learning

{Molecular computers, i.e. using inorganic molecules (using biomolecules G06N 3/002)}
Definition statement

This place covers:

Systems where the computational elements are implemented on the molecular level using inorganic molecules e.g. molecular switches.

References
Limiting references

This place does not cover:

Computing based on bio molecules

Computing using atoms or subatomic particles