Avatar Virtual Humans

Avatar^【1】

Image: Generated with AI support

Avatars are typically designed as detailed 3D models reflecting human characteristics and can be customized by users according to specific personal preferences.

Image: Generated with AI support

Word Meaning and Definition

1. Cambridge Dictionary definition^【2】 (rus: аватар, -а (interactive character, usually in computer games) — “The term avatar is commonly used for an interactive character, typically in computer games”.

The word avatar originates from Sanskrit. In Sanskrit, the term “avatāra” (अवतार)^【3】 means “descent” or “coming down”. In Hinduism, concept it was used to describe the descent of gods or sacred divine beings onto Earth in physical form. In this context, avatars carry a religious significance, such as the descent of god Vishnu in various forms onto the Earth, meaning as depicted in sacred texts.

With the advancement of digital technologies, the term avatar acquired a new meaning in digital contexts, becoming used to describe a “digital entity” that represents a user in virtual environments. In usage, avatar enables an individual to “appear” and “manifest” in the digital world, carrying a meaning derived from its original connotations of “descent” and “appearance”. Avatars function as virtual representatives that shape how users express themselves in digital interactions and virtual environments.

Virtual Humans — “Soul Machines”

Baby X — A Realistic Baby Powered by Artificial Intelligence

Artificial intelligence^【4】

Image: Figure content uploaded by Mike Seymour

With this, the core features offered by Baby X are seen as merely a reflection of its potential. Based on academic literature reviews, scientists believe this invention and its functioning may mark the beginning of a major transformation in science and technology fields.

The Creator of Baby X

Mark Sagar is a New Zealand born scientist specializing in artificial intelligence, graphics animation and robotics. He is particularly known for his significant contributions to computer animation and has worked as part of the graphics animation team on major projects such as King Kong, Avatar, and The Lord of the Rings. He later shifted his focus to artificial intelligence and achieved major advancements in human-like robots.

In 2010, computer engineer Mark Sagar sent an email to film director Peter Jackson, sharing the contributions he made as a special project supervisor on Jackson’s 2005 King Kong film. Sagar successfully rendered King Kong’s emotional expressions using facial motion capture technology and became a pioneer in this field. Sagar has been honored with two Science and Engineering Awards by the Academy of Motion Picture Arts and Sciences, marking a significant fast advancement in his career. As stated by the Academy, Sagar’s developed “mimicry-based, adjustable character animation system” technology played an indispensable role in the highest-grossing films King Kong and Avatar.

Sagar’s Avatar

According to Sagar, the motion capture technology he helped refine goes beyond puppetry; it enables engineers to map points on an actor’s face to corresponding points on an animated character’s face. In this process, the actor’s smile results in the character’s smile.

Although the results are impressive, they remain superficial. Sagar emphasizes that for a character to appear realistic, facial expressions must reflect deeper, more intrinsic states. Research highlights that characters must be motivated, move, and respond to a range of internal emotions reaction like living beings. In 2016, Sagar brought this vision to life through the Auckland-based startup Soul Machines. Determined to make a significant step leap in creating digital humans, Sagar aimed to develop a human-like avatar distinct from computer-generated monkeys.

Sagar and his team set a bold target goal: to create a digital avatar capable of feeling, remembering, and forming connections with humans. The research initiated toward this goal pushed technological boundaries and achieved major progress. The design of Baby X was inspired by Sagar’s six-month-old daughter. This approach represents a crucial step in simulating infant behaviors and reactions more realistically. Modeling natural infant behaviors enhances the credibility of AI-driven simulations and delivers a more compelling experience experience to users.

Baby X’s Features

1. Realistic Facial Expressions: Baby X can realistically mimic human facial expressions. It effectively conveys emotions such as happiness, sadness, and surprise, enabling more natural human interaction.
2. Emotional Responses: Baby X can respond emotionally to environmental stimuli. For example, it can smile when loved or display a sad expression when distressed.
3. Learning Ability: Baby X has the capacity to learn from interactions and experiences, allowing it to exhibit increasingly complex behaviors and form deeper bonds with users over time.

Baby X’s Capabilities

Baby X is an advanced virtual avatar designed as a synthesis of the latest advances in artificial intelligence and bioengineering. Capable of imitating the behaviors and reactions of real infants, Baby X responds to its environment, mimics facial expressions, and reacts to sounds. What makes it unique, however, is its possession of a synthetic “brain” that simulates the complexity and flexibility of the human brain. Brain is composed of neural networks and AI algorithms. Neural^【5】 architecture has the capacity to simulate complex neurochemical reactions to generate realistic behaviors. For instance, Baby X’s facial expressions indicating distress result from chemical signals produced by interactions among artificial neurons in its simulated brain. Additionally, Baby X possesses interactive abilities such as playing simple games, enhancing the depth of user engagement.

Positive Aspects and Ethical Perspectives of Avatar Technology

AI-powered virtual infants like Baby X are expected to hold significant potential in future applications across education, medicine, psychology, and other fields. Such technologies can greatly enhance the ability to interact with humans and understand human behavior. Moreover, AI-based applications like Baby X symbolize the beginning of a new era. However, researchers emphasize that the ethical and social responsibilities arising from the use of these technologies must be carefully considered. Establishing ethical guidelines and regulations is essential to ensure the responsible use of such technologies.