Implemented tensorflow version of the Bullseye method for prior approximation.
Project description
# Bullseye!
"Bullseye!" is a new algorithm for computing the Gaussian Variational Approximation of a target distribution. Its strong point lies in the fact that it can easily be parallelized and distributed.
## Getting Started
These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.
### Installing
Bullseye! is now available as a [PyPI package](https://pypi.python.org/pypi/bullseye_method/):
```
pip install bullseye_method
```
or clone the repository (no installation required, dependencies will be installed automatically):
```
git clone https://github.com/Whenti/bullseye
```
or [download and extract the zip](https://github.com/Whenti/bullseye/archive/master.zip) into your project folder.
## Running the tests
To see if everything is working properly, you can already run the algorithm on a multilogit model with artificially generated data.
```py
from Bullseye.Tests import simple_test
simple_test()
```
## Example
```py
import Bullseye
from Bullseye import generate_multilogit
theta_0, x_array, y_array = generate_multilogit(d = 10, n = 10**3, k = 5)
bull = Bullseye.Graph()
bull.feed_with(x_array,y_array)
bull.set_model("multilogit")
bull.init_with(mu_0 = 0, cov_0 = 1)
bull.set_options(local_std_trick = True,
keep_1d_prior = True)
bull.build()
bull.run()
```
## Authors
* **Quentin Lévêque** [Whenti](https://github.com/Whenti)
* **Guillaume Dehaene**
See also the list of [contributors](https://github.com/Whenti/bullseye/contributors) who participated in this project. Hopefully, there will be more.
## License
This project is proudly licensed under the MIT License - see the [LICENSE.md](LICENSE.md) file for details.
"Bullseye!" is a new algorithm for computing the Gaussian Variational Approximation of a target distribution. Its strong point lies in the fact that it can easily be parallelized and distributed.
## Getting Started
These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.
### Installing
Bullseye! is now available as a [PyPI package](https://pypi.python.org/pypi/bullseye_method/):
```
pip install bullseye_method
```
or clone the repository (no installation required, dependencies will be installed automatically):
```
git clone https://github.com/Whenti/bullseye
```
or [download and extract the zip](https://github.com/Whenti/bullseye/archive/master.zip) into your project folder.
## Running the tests
To see if everything is working properly, you can already run the algorithm on a multilogit model with artificially generated data.
```py
from Bullseye.Tests import simple_test
simple_test()
```
## Example
```py
import Bullseye
from Bullseye import generate_multilogit
theta_0, x_array, y_array = generate_multilogit(d = 10, n = 10**3, k = 5)
bull = Bullseye.Graph()
bull.feed_with(x_array,y_array)
bull.set_model("multilogit")
bull.init_with(mu_0 = 0, cov_0 = 1)
bull.set_options(local_std_trick = True,
keep_1d_prior = True)
bull.build()
bull.run()
```
## Authors
* **Quentin Lévêque** [Whenti](https://github.com/Whenti)
* **Guillaume Dehaene**
See also the list of [contributors](https://github.com/Whenti/bullseye/contributors) who participated in this project. Hopefully, there will be more.
## License
This project is proudly licensed under the MIT License - see the [LICENSE.md](LICENSE.md) file for details.
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