OpenAI introduces Sora

dora_da_destroyer

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Y’all spamming tf outta this thread with shyt that ain’t really adding nothing except latency. At least use spoilers.


Anyway, companies gonna save a grip on commercials and once this reaches the right level of maturity. Streaming services will be able to create full shows, allowing them to further cut costs, especially for children’s content. This will be interesting
 

bnew

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Google presents Genie

Generative Interactive Environments

introduce Genie, the first generative interactive environment trained in an unsupervised manner from unlabelled Internet videos. The model can be prompted to generate an endless variety of action-controllable virtual worlds described through text, synthetic images, photographs, and even sketches. At 11B parameters, Genie can be considered a foundation world model. It is comprised of a spatiotemporal video tokenizer, an autoregressive dynamics model, and a simple and scalable latent action model. Genie enables users to act in the generated environments on a frame-by-frame basis despite training without any ground-truth action labels or other domain-specific requirements typically found in the world model literature. Further the resulting learned latent action space facilitates training agents to imitate behaviors from unseen videos, opening the path for training generalist agents of the future.


Genie: Generative Interactive Environments​

Genie Team

We introduce Genie, a foundation world model trained from Internet videos that can generate an endless variety of playable (action-controllable) worlds from synthetic images, photographs, and even sketches.
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A Foundation Model for Playable Worlds​

The last few years have seen an emergence of generative AI, with models capable of generating novel and creative content via language, images, and even videos. Today, we introduce a new paradigm for generative AI, generative interactive environments (Genie), whereby interactive, playable environments can be generated from a single image prompt.

Genie can be prompted with images it has never seen before, such as real world photographs or sketches, enabling people to interact with their imagined virtual worlds-–essentially acting as a foundation world model. This is possible despite training without any action labels. Instead, Genie is trained from a large dataset of publicly available Internet videos. We focus on videos of 2D platformer games and robotics but our method is general and should work for any type of domain, and is scalable to ever larger Internet datasets.


Learning to control without action labels​

What makes Genie unique is its ability to learn fine-grained controls exclusively from Internet videos. This is a challenge because Internet videos do not typically have labels regarding which action is being performed, or even which part of the image should be controlled. Remarkably, Genie learns not only which parts of an observation are generally controllable, but also infers diverse latent actions that are consistent across the generated environments. Note here how the same latent actions yield similar behaviors across different prompt images.

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latent actions: 6, 6, 7, 6, 7, 6, 5, 5, 2, 7

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latent actions: 5, 6, 2, 2, 6, 2, 5, 7, 7, 7


Enabling a new generation of creators​

Amazingly, it only takes a single image to create an entire new interactive environment. This opens the door to a variety of new ways to generate and step into virtual worlds, for instance, we can take a state-of-the-art text-to-image generation model and use it to produce starting frames that we can then bring to life with Genie. Here we generate images with Imagen2 and bring them to life with Genie.

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But it doesn’t stop there, we can even step into human designed creations such as sketches! 🧑‍🎨






 
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bnew

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EMO: Emote Portrait Alive - Generating Expressive Portrait Videos with Audio2Video Diffusion Model under Weak Conditions​


Linrui Tian, Qi Wang, Bang Zhang, Liefeng Bo

Institute for Intelligent Computing, Alibaba Group

GitHub arXiv


Abstract​


MY ALT TEXT
We proposed EMO, an expressive audio-driven portrait-video generation framework. Input a single reference image and the vocal audio, e.g. talking and singing, our method can generate vocal avatar videos with expressive facial expressions, and various head poses, meanwhile, we can generate videos with any duration depending on the length of input video.​


Method​

MY ALT TEXT

Overview of the proposed method. Our framework is mainly constituted with two stages. In the initial stage, termed Frames Encoding, the ReferenceNet is deployed to extract features from the reference image and motion frames. Subsequently, during the Diffusion Process stage, a pretrained audio encoder processes the audio embedding. The facial region mask is integrated with multi-frame noise to govern the generation of facial imagery. This is followed by the employment of the Backbone Network to facilitate the denoising operation. Within the Backbone Network, two forms of attention mechanisms are applied: Reference-Attention and Audio-Attention. These mechanisms are essential for preserving the character's identity and modulating the character's movements, respectively. Additionally, Temporal Modules are utilized to manipulate the temporal dimension, and adjust the velocity of motion.

Various Generated Videos​

Singing​



Make Portrait Sing​


Input a single character image and a vocal audio, such as singing, our method can generate vocal avatar videos with expressive facial expressions, and various head poses, meanwhile, we can generate videos with any duration depending on the length of input audio. Our method can also persist the characters' identifies in a long duration.

Character: AI Mona Lisa generated by dreamshaper XL
Vocal Source: Miley Cyrus - Flowers. Covered by YUQI


Character: AI Lady from SORA
Vocal Source: Dua Lipa - Don't Start Now




Different Language & Portrait Style​


Our method supports songs in various languages and brings diverse portrait styles to life. It intuitively recognizes tonal variations in the audio, enabling the generation of dynamic, expression-rich avatars.

Character: AI Girl generated by ChilloutMix
Vocal Source: David Tao - Melody. Covered by NINGNING (mandarin)



Character: AI Ymir from AnyLora & Ymir Fritz Adult
Vocal Source: 『衝撃』Music Video【TVアニメ「進撃の巨人」The Final Season エンディングテーマ曲】 (Japanese)


Character: Leslie Cheung Kwok Wing
Vocal Source: Eason Chan - Unconditional. Covered by AI (Cantonese)



Character: AI girl generated by WildCardX-XL-Fusion
Vocal Source: JENNIE - SOLO. Cover by Aiana (Korean)




Rapid Rhythm​


The driven avatar can keep up with fast-paced rhythms, guaranteeing that even the swiftest lyrics are synchronized with expressive and dynamic character animations.

Character: Leonardo Wilhelm DiCaprio

Vocal Source: EMINEM - GODZILLA (FT. JUICE WRLD) COVER


Character: KUN KUN

Vocal Source: Eminem - Rap God

Talking​


Talking With Different Characters​


Our approach is not limited to processing audio inputs from singing, it can also accommodate spoken audio in various languages. Additionally, our method has the capability to animate portraits from bygone eras, paintings, and both 3D models and AI generated content, infusing them with lifelike motion and realism.


Character: Audrey Kathleen Hepburn-Ruston
Vocal Source: Interview Clip



Character: AI Chloe: Detroit Become Human
Vocal Source: Interview Clip



Character: Mona Lisa
Vocal Source: Shakespeare's Monologue II As You Like It: Rosalind "Yes, one; and in this manner."



Character: AI Ymir from AnyLora & Ymir Fritz Adult
Vocal Source: NieR: Automata


Cross-Actor Performance​


Explore the potential applications of our method, which enables the portraits of movie characters delivering monologues or performances in different languages and styles. we can expanding the possibilities of character portrayal in multilingual and multicultural contexts.


Character: Joaquin Rafael Phoenix - The Jocker - 《Jocker 2019》
Vocal Source: 《The Dark Knight》 2008


Character: SongWen Zhang - QiQiang Gao - 《The Knockout》
Vocal Source: Online courses for legal exams



Character: AI girl generated by xxmix_9realisticSDXL
Vocal Source: Videos published by itsjuli4.
 
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