OpenAI's Sora Generates Photorealistic Videos

OpenAI released on Feb. 15 an impressive new text-to-video model called Sora that can create photorealistic or cartoony moving images from natural language text prompts.
Sora isn't available to the public yet; instead, OpenAI released Sora to red teamers - security researchers who mimic techniques used by threat actors - to assess possible harms or risks.
OpenAI also offered Sora to selected designers and audio and visual artists to get feedback on how Sora can best be optimized for creative work.
OpenAI's emphasis on safety around Sora is standard for generative AI nowadays, but it also shows the importance of precautions when it comes to AI that could be used to create convincing fake images, which could damage an organization's reputation.
Sora can generate multiple characters, complex backgrounds and realistic-looking movements in videos up to a minute long.
It can create multiple shots within one video, keeping the characters and visual style consistent, allowing Sora to be an effective storytelling tool.
In the future, Sora could be used to generate videos to accompany content, to promote content or products on social media, or to illustrate points in presentations for businesses.
While it shouldn't replace the creative minds of professional video makers, Sora could be used to make some content more quickly and easily.
While there's no information on pricing yet, it's possible OpenAI will eventually have an option to incorporate Sora into its ChatGPT Enterprise subscription.
Unless you have already received access from OpenAI as part of its red teaming or creative work beta testing, it's not possible to access Sora now.
OpenAI released Sora to selected visual artists, designers and filmmakers to learn how to optimize Sora for creative uses specifically.
OpenAI has given access to red team researchers specializing in misinformation, hateful content and bias.
Sora is a diffusion model, meaning it gradually refines a nonsense image into a comprehensible one based on the prompt, and uses a transformer architecture.
The research OpenAI performed to create its DALL-E and GPT models - particularly the recapturing technique from DALL-E - were stepping stones to Sora's creation.
SEE: AI engineers are in demand in the U.K. Sora videos don't always look completely realistic.
Sora still has trouble telling left from right or following complex descriptions of events that happen over time such as prompts about a specific movement of the camera.
Videos created with Sora are likely to be spotted through errors in cause-and-effect, OpenAI said, such as a person taking a bite out of a cookie but not leaving a bite mark.
With the right prompts and tweaking, the videos Sora makes can easily be mistaken for live-action videos.
OpenAI does not currently have anything in place to prevent users of its image generator, DALL-E 3, from removing metadata.
Sora's photorealistic videos are quite distinct, but there are similar services.


This Cyber News was published on www.techrepublic.com. Publication date: Fri, 16 Feb 2024 22:13:05 +0000


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