Add a new "Community" directory (#8443)

Add a new "Community" directory

README.md

@@ -10,6 +10,7 @@ The TensorFlow Model Garden is a repository with a number of different implement
 |-----------|-------------|
 | [official](official) | • **A collection of example implementations for SOTA models using the latest TensorFlow 2's high-level APIs**<br />• Officially maintained, supported, and kept up to date with the latest TensorFlow 2 APIs<br />• Reasonably optimized for fast performance while still being easy to read |
 | [research](research) | • A collection of research model implementations in TensorFlow 1 or 2 by researchers<br />• Up to the individual researchers to maintain the model implementations and/or provide support on issues and pull requests |
+| [community](community) | • A curated list of the GitHub repositories with machine learning models and implementations powered by TensorFlow 2 |
 
 ## Contribution guidelines
 

community/README.md

+![Logo](https://storage.googleapis.com/model_garden_artifacts/TF_Model_Garden.png)
+
+# TensorFlow Community Models
+
+This repository provides a curated list of the GitHub repositories with machine learning models and implementations powered by TensorFlow 2.
+
+**Disclosure**: Contributing companies or individuals are responsible for maintaining their repositories.
+
+## Models / Implementations
+
+### Computer Vision
+
+#### Segmentation
+| Model | Reference (Paper) |       Features       | Maintainer |
+|-------|-------------------|----------|------------|
+| [Mask R-CNN](https://github.com/NVIDIA/DeepLearningExamples/tree/master/TensorFlow2/Segmentation/MaskRCNN) | [Mask R-CNN](https://arxiv.org/abs/1703.06870) | • Automatic Mixed Precision<br/>• Multi-GPU training support with Horovod<br/>• TensorRT | [NVIDIA](https://github.com/NVIDIA) |
+| [U-Net Medical Image Segmentation](https://github.com/NVIDIA/DeepLearningExamples/tree/master/TensorFlow2/Segmentation/UNet_Medical) | [U-Net: Convolutional Networks for Biomedical Image Segmentation](https://arxiv.org/abs/1505.04597) | • Automatic Mixed Precision<br/>• Multi-GPU training support with Horovod<br/>• TensorRT | [NVIDIA](https://github.com/NVIDIA) |
+
+
+## Contributions
+If you have a suggestion for the community model repository, please submit a pull request.