Incremental-Learning | Incremental Learning with Adaptive Resonance | Machine Learning library
kandi X-RAY | Incremental-Learning Summary
kandi X-RAY | Incremental-Learning Summary
Incremental Learning with Adaptive Resonance Theory (ART) & Developmental Resonance networks.
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Top functions reviewed by kandi - BETA
- Train the model
- Add a category
- Calculate the distance between two points
- Calculate rrn activation
- Compute the prediction with the given sequence
- Increase the input field
- Expand a weight matrix
- Encode a sequence of indices
- Compute a prediction for a given sequence
- Read the episode from the given index
- Encodes a sequence of indices
- Decode a sequence into a sequence of integers
- Read the event from the episode layer
- Read out the given index
- Read out event at given index
- Decode a sequence of integers to a sequence of integers
- Make 2D sequence data
- Make data for clustering
- Make the data for clustering
- Return a numpy array of categories
- Compute the label for each sample
- Compute purity score
- Generate synthetic data
- Read episode from episode layer
Incremental-Learning Key Features
Incremental-Learning Examples and Code Snippets
from tensorflow.keras.models import Sequential
model = Sequential()
from tensorflow.keras.layers import Dense
model.add(Dense(units=64, activation='relu'))
model.add(Dense(units=10, activation='softmax'))
model.compile(loss='categorical_crossen
Community Discussions
Trending Discussions on Incremental-Learning
QUESTION
Let's say I fit IsolationForest()
algorithm from scikit-learn on time-series based Dataset1 or dataframe1 df1
and save the model using the methods mentioned here & here. Now I want to update my model for new dataset2 or df2
.
My findings:
- this workaround about Incremental learning from sklearn:
...learn incrementally from a mini-batch of instances (sometimes called “online learning”) is key to out-of-core learning as it guarantees that at any given time, there will be only a small amount of instances in the main memory. Choosing a good size for the mini-batch that balances relevancy and memory footprint could involve tuning.
but Sadly IF algorithm doesn't support estimator.partial_fit(newdf)
How I can update the trained on Dataset1 and saved IF model with a new Dataset2?
...ANSWER
Answered 2022-Mar-02 at 17:41You can simply reuse the .fit()
call available to the estimator on the new data.
This would be preferred, especially in a time series, as the signal changes and you do not want older, non-representative data to be understood as potentially normal (or anomalous).
If old data is important, you can simply join the older training data and newer input signal data together, and then call .fit()
again.
Also sidenote, according to sklearn documentation, it is better to use joblib
than pickle
An MRE with resources below:
QUESTION
I am looking for a keras equivalent of scikit-learn's partial_fit
: https://scikit-learn.org/0.15/modules/scaling_strategies.html#incremental-learning for incremental/online learning.
I finally found the train_on_batch
method but I can't find an example that shows how to properly implement it in a for loop for a dataset that looks like this :
ANSWER
Answered 2020-Nov-12 at 00:45You should feed your data batch-wise. You are giving a single instance but model expecting batch data. So, you need to expand the input dimension for batch size.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install Incremental-Learning
You can use Incremental-Learning like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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