vault backup: 2023-12-27 21:56:22

Affected files:
.obsidian/graph.json
.obsidian/workspace-mobile.json
.obsidian/workspace.json
Languages/Spanish/Spanish.md
STEM/AI/Classification/Classification.md
STEM/AI/Classification/Decision Trees.md
STEM/AI/Classification/Logistic Regression.md
STEM/AI/Classification/Random Forest.md
STEM/AI/Classification/Supervised/SVM.md
STEM/AI/Classification/Supervised/Supervised.md
STEM/AI/Neural Networks/Activation Functions.md
STEM/AI/Neural Networks/CNN/CNN.md
STEM/AI/Neural Networks/CNN/GAN/DC-GAN.md
STEM/AI/Neural Networks/CNN/GAN/GAN.md
STEM/AI/Neural Networks/Deep Learning.md
STEM/AI/Neural Networks/Properties+Capabilities.md
STEM/AI/Neural Networks/SLP/Perceptron Convergence.md
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Andy Pack 2023-12-27 21:56:22 +00:00
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---
tags:
- ai
- classification
---
*Given an observation, determine one class from a set of classes that best explains the observation*

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tags:
- ai
- classification
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- Flowchart like design
- Iterative decision making

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tags:
- ai
- classification
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“hello world”
Related to naïve bayes

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tags:
- classification
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“Almost always the second best algorithm for any shallow ML task”

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---
tags:
- ai
- classification
---
[Towards Data Science: SVM](https://towardsdatascience.com/support-vector-machines-svm-c9ef22815589)
[Towards Data Science: SVM an overview](https://towardsdatascience.com/https-medium-com-pupalerushikesh-svm-f4b42800e989)

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---
tags:
- ai
- classification
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# Gaussian Classifier

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![relu](../../img/relu.png)
# SoftMax
- Output is per-class vector of likelihoods
- Output is per-class vector of likelihoods #classification
- Should be normalised into probability vector
## AlexNet

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# As a Descriptor
- Most powerful as a deeply learned feature extractor
- [Dense](../MLP/MLP.md) classifier at the end isn't fantastic
- Use SVM to classify prior to penultimate layer
- [Dense](../MLP/MLP.md) [classifier](../../Classification/Classification.md) at the end isn't fantastic
- Use SVM to classify prior to penultimate layer #classification
![cnn-descriptor](../../../img/cnn-descriptor.png)

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- Input random noise
- Iteratively improves visual feasibility
- Different to [FCN](../FCN/FCN.md)
- Discriminator is a task specific classifier
- Discriminator is a task specific classifier #classification
- Difficult to train over diverse footage
- Mixing concepts doesn't work
- Single category/class

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- Synthesise 'fake' images
- From noise
## Discriminator, D
- Discriminator is a classifier
- Discriminator is a classifier #classification
- Is image fake or real
![gan-arch](../../../../img/gan-arch.png)

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- ai
---
![deep-digit-classification](../../img/deep-digit-classification.png)
#classification
OCR [Classification](../Classification/Classification.md)

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- Number of connections becomes prohibitively large
2. Invariance by Training
- Train on different views/transformations
- Take advantage of inherent pattern classification abilities
- Take advantage of inherent pattern #classification abilities
- Training for invariance for one object is not necessarily going to train other classes for invariance
- Extra load on network to do more training
- Exacerbated with high dimensionality

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tags:
- ai
- classification
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Error-Correcting Perceptron Learning