US20240177368
2024-05-30
Physics
G06T11/001
The technology focuses on creating patterns that can effectively shield objects from detection by artificial intelligence (AI) systems. By utilizing a pattern generator, the method alters pixel values of a target object to match a generated camouflage pattern, resulting in a camouflaged image. This process involves two critical networks: a critic network that assesses the presence of camouflage and a target classifier that identifies the target object. The training of the pattern generator aims to deceive both networks simultaneously.
Previous methods for AI camouflage often relied on bright patches that were impractical for real-world applications, especially in military contexts, as they were easily detectable by both humans and machines. Other techniques attempted to minimize visibility using ad-hoc patterns but did not effectively train against static object detection networks, making them vulnerable to detection.
The proposed solution employs a generative adversarial network (GAN) to enhance camouflage effectiveness. The GAN architecture consists of two adversarial networks: one focused on object detection and another designed to critique the camouflage patterns. This dual approach allows for the simultaneous generation of patterns that evade detection by both networks, thus improving the overall effectiveness of the camouflage.
The pattern generator creates an image of camouflage based on random noise and is trained through a weighted loss function that combines feedback from both the critic and target classifier. The generated patterns can be applied as simulated paint to real or digitally represented objects, ensuring that the camouflaged object is less likely to be identified by detection systems.
To enhance realism, the technology adjusts pixel values based on various image characteristics such as luminance and shadow. This ensures that the applied camouflage blends naturally with its surroundings. Additionally, decoy objects may be introduced to further distract detection systems, allowing for strategic advantages in scenarios where concealment is crucial.