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Robert Rodriguez

04/17/25

@ Lex Fridman

The performance capture technology we used for Alita involved capturing Rosa's body movements and facial expressions with multiple cameras to ensure we captured her emoting accurately.

Video

Robert Rodriguez: Sin City, Desperado, El Mariachi, Alita, and Filmmaking | Lex Fridman Podcast #465

@ Lex Fridman

Robert Rodriguez: Sin City, Desperado, El Mariachi, Alita, and Filmmaking | Lex Fridman Podcast #465

04/17/25

Related Takeaways

Robert Rodriguez

04/17/25

@ Lex Fridman

The process of bringing 'Alita' to life involved capturing not just the motion but the emotional performance of the actor, blending it with advanced technology.

Robert Rodriguez

04/17/25

@ Lex Fridman

To make Alita feel emotional, we had to capture Rosa's performance perfectly, as she was the heartbeat of the character, even though the character itself doesn't exist.

Robert Rodriguez

04/17/25

@ Lex Fridman

When directing Alita, I knew Rosa had to be herself; her performance was so real that no special effects could replace it.

Robert Rodriguez

04/17/25

@ Lex Fridman

When I saw Rosa Salazar audition for Alita, she made me cry. If we could capture even a fraction of her facial expressions, it would bring so much life to the character.

Robert Rodriguez

04/17/25

@ Lex Fridman

Working with James Cameron on 'Alita' was a journey that involved developing new technology to create a photorealistic character in a live-action world.

Robert Rodriguez

04/17/25

@ Lex Fridman

We built real sets for Alita to create a tangible environment, which helped the actors perform better compared to shooting everything in CGI.

Jay Rosenkrantz

12/07/20

@ Y Combinator

We designed our technology to be performer-friendly and scalable, enabling content creation without the need for large motion capture stages.

Jay Rosenkrantz

12/07/20

@ Y Combinator

To create characters like Morales, we developed a unique virtual production tool that combines live streaming video and audio with motion capture technology, allowing us to build a storytelling studio.

Tim Sweeney

04/30/25

@ Lex Fridman

Creating realistic human faces in computer graphics requires advanced hardware and techniques, including high-resolution video capture and understanding the nuances of facial expressions and muscle movements.