How many video generate technologies and models in the world?

The field of video artificial intelligence (AI) generation is rapidly evolving, and numerous technologies and models have been developed to generate or manipulate video content using AI techniques. While it’s challenging to provide an exhaustive list of all the video AI generation technologies and models in the world, I can mention several notable ones:

1. DeepFake: DeepFake technology gained significant attention for its ability to generate realistic and deceptive video content by swapping faces or manipulating facial expressions. It uses deep learning techniques, typically based on GANs or autoencoders, to create convincing visual illusions.
2. Video-to-Video Synthesis: Several models have been developed to synthesize videos based on input conditions or references. These models can generate videos that exhibit desired characteristics, such as changing the weather in a scene, modifying the time of day, or transferring the style of one video to another.
3. Video Prediction: Video prediction models aim to generate future frames of a video sequence based on the preceding frames. These models leverage recurrent neural networks (RNNs) or convolutional neural networks (CNNs) to learn temporal dependencies and generate plausible future frames.
4. Video Super-Resolution: Video super-resolution techniques focus on enhancing the resolution and quality of low-resolution videos. These models employ deep learning algorithms to generate high-resolution frames, enabling the enhancement of video quality and details.
5. Video Style Transfer: Video style transfer models apply artistic styles to video sequences, transforming the visual appearance of the content while preserving the motion and dynamics. These models leverage techniques from image style transfer and extend them to videos.
6. Video Captioning: Video captioning models generate textual descriptions or captions for videos. They combine visual understanding with natural language processing to generate accurate and descriptive captions that summarize the content of the video.
7. Video Editing and Manipulation: AI models and tools have been developed to facilitate video editing and manipulation tasks. These technologies automate or assist in tasks like object removal, video stabilization, scene segmentation, and content-aware video manipulation.

These are just a few examples of the video AI generation technologies and models available. The field of video AI generation is rapidly evolving, and researchers continue to explore novel approaches to enhance video generation, manipulation, and understanding using AI techniques.