{"id":5646506,"date":"2022-08-10T11:46:02","date_gmt":"2022-08-10T15:46:02","guid":{"rendered":"https:\/\/lightning.ai\/pages\/?p=5646506"},"modified":"2023-03-07T17:38:38","modified_gmt":"2023-03-07T22:38:38","slug":"generate-synthetic-data-with-nvidias-omniverse-replicator-lightning-app","status":"publish","type":"post","link":"https:\/\/lightning.ai\/pages\/community\/tutorial\/generate-synthetic-data-with-nvidias-omniverse-replicator-lightning-app\/","title":{"rendered":"Generate Synthetic Data with NVIDIA&#8217;s Omniverse Replicator Lightning App (beta)"},"content":{"rendered":"<h4><em>Start using the Omniverse Replicator Lightning App <span style=\"color: #b12de0;\"><a style=\"color: #b12de0;\" href=\"https:\/\/lightning.ai\/app\/jNnH4d0TCg-NVIDIA%20Omniverse%20Replicator%20beta\">for free<\/a><\/span> today.<\/em><\/h4>\n<p><span style=\"font-weight: 400;\">At <\/span><span style=\"text-decoration: underline; color: #792fe6;\"><strong><a style=\"color: #792fe6; text-decoration: underline;\" href=\"https:\/\/www.siggraph.org\/\">SIGGRAPH<\/a><\/strong><\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"text-decoration: underline; color: #792fe6;\"><strong><a style=\"color: #792fe6; text-decoration: underline;\" href=\"http:\/\/nvidia.com\">NVIDIA<\/a><\/strong><\/span><span style=\"font-weight: 400;\"> and <\/span><span style=\"text-decoration: underline; color: #792fe6;\"><strong><a style=\"color: #792fe6; text-decoration: underline;\" href=\"http:\/\/lightning.ai\">Lightning AI<\/a><\/strong><\/span><span style=\"font-weight: 400;\"> debuted the beta of the <strong><span style=\"text-decoration: underline; color: #7f29e5;\"><a style=\"color: #7f29e5; text-decoration: underline;\" href=\"https:\/\/lightning.ai\/app\/jNnH4d0TCg-NVIDIA%20Omniverse%20Replicator%20beta\">Omniverse Replicator Lightning App<\/a><\/span>.<\/strong> This Lightning App generates synthetic data to help the ML research community develop models without needing to invest significant time and money into creating a large body of training data. Below, we&#8217;ll show you how you can get started with building your own synthetic dataset\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The limited availability of suitable datasets represents a critical hurdle for ML researchers in every industry. The process of collecting, annotating, manipulating, and converting images that can be used to train a Deep Neural Network (DNN) is <span style=\"text-decoration: underline; color: #7f29e5;\"><strong><a style=\"color: #7f29e5; text-decoration: underline;\" href=\"https:\/\/www.forbes.com\/sites\/robtoews\/2022\/06\/12\/synthetic-data-is-about-to-transform-artificial-intelligence\/?sh=783b289d7523\">time-consuming and can become cost-prohibitive<\/a><\/strong><\/span>. For many researchers and organizations, this process alone can stop a promising project in its tracks.<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5646513\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8.png\" alt=\"\" width=\"800\" height=\"515\" srcset=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8.png 1830w, https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8-300x193.png 300w, https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8-1024x659.png 1024w, https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8-1536x989.png 1536w, https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8-600x386.png 600w, https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/image8-600x386@2x.png 1200w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400;\">With the <span style=\"color: #7f29e5;\"><a style=\"color: #7f29e5;\" href=\"https:\/\/lightning.ai\/app\/jNnH4d0TCg-NVIDIA%20Omniverse%20Replicator%20beta\"><span style=\"text-decoration: underline;\"><strong>Omniverse Replicator App<\/strong><\/span><\/a><\/span>, anyone can generate physically accurate 3D datasets that can then be used to train models. To get started, you simply drag and drop 3D assets into the app or pick them from the built-in library. With a few clicks, NVIDIA Omniverse Replicator will use them to generate a novel synthetic dataset, complete with ground-truth annotations. With the synthetic dataset in hand, you can start training state-of-the-art computer vision models in seconds.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2>How to Start Generating Synthetic Data<\/h2>\n<p><span style=\"font-weight: 400;\">To begin, you select an initial environment and 3D assets from our library:\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5646534\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-7.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">or upload your own directly in Universal Scene Description (USD), STL or OBJ format from your computer:<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5646529\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-6.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">Once the data finishes processing, you can randomize the positions and rotations of each asset, as well as the extent of the area used for positioning it in the environment.\u00a0\u00a0\u00a0<\/span><\/p>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5646528 size-full\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-1-2.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/h2>\n<h2><\/h2>\n<h2>Generate Samples, Refine Your Dataset and Train Your Models<\/h2>\n<p><span style=\"font-weight: 400;\">With the image rendered, you can preview it in 3D to make sure it fits your needs and then instantly generate samples with a few clicks.<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5646533\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-2.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">Now you have a full set of images that you can use to train your models. You can also make alterations to refine your synthetically generated dataset. The dataset comes with bounding box annotations for each asset in the scene (more annotation types will be added), so it can be used right away to train an object detection model.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5646532\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-3.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">With your samples ready, it only takes a few more clicks to begin training. You simply select your desired model performance to control how much hardware you\u2019re using and Lightning takes care of the rest. You can check the status of your training jobs at any time and download checkpoints as you see fit.<\/span><\/p>\n<p><span style=\"font-weight: 400;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5646531\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-4.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">Once your models finish training you can view the synthetic images side by side against your real images to quickly test your model\u2019s effectiveness. Shuffle images around to view different images and evaluate any changes you might want to make.<\/span><\/p>\n<h2><a href=\"https:\/\/lightning.ai\/app\/jNnH4d0TCg-NVIDIA%20Omniverse%20Replicator%20beta\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5646530\" src=\"https:\/\/lightningaidev.wpengine.com\/wp-content\/uploads\/2022\/08\/NVIDIA-5.gif\" alt=\"\" width=\"1440\" height=\"810\" \/><\/a><\/h2>\n<h2><span style=\"text-decoration: underline; color: #7f29e5;\"><strong><a style=\"color: #7f29e5; text-decoration: underline;\" href=\"https:\/\/lightning.ai\/app\/jNnH4d0TCg-NVIDIA%20Omniverse%20Replicator%20beta\">Try It Today!<\/a><\/strong><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">We\u2019re incredibly excited by what <span style=\"text-decoration: underline; color: #7f29e5;\"><strong><a style=\"color: #7f29e5; text-decoration: underline;\" href=\"http:\/\/lightning.ai\">Lightning AI<\/a> <\/strong><\/span>and the <\/span><span style=\"text-decoration: underline; color: #7f29e5;\"><strong><a style=\"color: #7f29e5; text-decoration: underline;\" href=\"http:\/\/nvidia.com\">NVIDIA<\/a><\/strong><\/span><span style=\"font-weight: 400;\"> team have built together for the research community, and we can\u2019t wait to see what you do with it. Create your free Lightning AI account today to get started with the NVIDIA Omniverse Replicator Lightning App (beta) in minutes. Take it for a test drive today and let us know what you think so we can improve it for a full release. Tell us about environments you\u2019d like to see in the library. If you need any help, you can always reach us on the <\/span><span style=\"text-decoration: underline; color: #7f29e5;\"><strong><a style=\"color: #7f29e5; text-decoration: underline;\" href=\"https:\/\/join.slack.com\/t\/pytorch-lightning\/shared_invite\/zt-1bqiy6kpt-x~2PBicDp~z_rF8r8l3vcg\">Lightning Slack<\/a><\/strong><\/span><span style=\"font-weight: 400;\">!\u00a0\u00a0\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Start using the Omniverse Replicator Lightning App for free today. At SIGGRAPH, NVIDIA and Lightning AI debuted the beta of the Omniverse Replicator Lightning App. This Lightning App generates synthetic data to help the ML research community develop models without needing to invest significant time and money into creating a large body of training data.<a class=\"excerpt-read-more\" href=\"https:\/\/lightning.ai\/pages\/community\/tutorial\/generate-synthetic-data-with-nvidias-omniverse-replicator-lightning-app\/\" title=\"ReadGenerate Synthetic Data with NVIDIA&#8217;s Omniverse Replicator Lightning App (beta)\">&#8230; Read more &raquo;<\/a><\/p>\n","protected":false},"author":16,"featured_media":5646747,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[41],"tags":[96,61,97,100,99],"glossary":[],"acf":{"additional_authors":false,"hide_from_archive":false,"content_type":"Blog Post","custom_styles":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - 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