Charbax | Paper: Light Field Display passing the Turing Test by Memorial University in Newfoundland @charbax | Uploaded May 2024 | Updated October 2024, 1 week ago.
The research presented by Memorial University in Newfoundland explores the concept of a light field display passing the visual Turing Test. This test is designed to determine whether a display can produce images that are indistinguishable from real-life objects. While the perception limits of 2D displays are well understood, 3D displays introduce additional complexity due to their depth element. The researchers have developed models to examine how depth resolution affects the performance of 3D displays in meeting the visual Turing Test criteria. Their findings indicate that achieving this level of realism requires a significant improvement in depth resolution
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Thanks to Synaptics for being my Display Week 2024 video coverage sponsor. Check out all my videos with Synaptics in my playlist: youtube.com/watch?v=3eyDBxYKBGA&list=PL7xXqJFxvYvhAbQoe9YN4c84SqXxIY3fQ&index=2
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To address this challenge, the team has created an Acuity Limited Viewer model and tested it using a light field display simulator. Although the model's results did not perfectly align with the simulator's outcomes, they were closer than those from traditional depth-of-field-based resolution models. This suggests progress, but also highlights the intricate nature of human visual perception. The eye's movements and the need to accommodate binocular vision add layers of complexity that must be simulated or adapted to improve the model further.
The research incorporates metrics similar to those used by optometrists to measure visual acuity, such as recognizing small letters. However, the eye's complexity, especially when viewing 3D displays with two eyes, means that binocular effects play a significant role in visual perception. This makes passing the visual Turing Test with a light field display a challenging task that is still far from being market-ready.
Current light field displays require an astronomical number of pixels to approach the realism needed for the visual Turing Test. The researchers' calculations suggest that many trillions of pixels would be necessary, making the technology still distant from practical application. Despite some displays achieving billions of pixels, there is a long way to go before they can meet the stringent requirements of the visual Turing Test.
Some companies, like Avalon Holographics and nVille Labs, have made significant strides with displays featuring billions of pixels. Others, like Folds FI3D, have achieved hundreds of millions of pixels, although they have since folded. These companies often use a strategy of combining multiple 8K displays and optical solutions to achieve high pixel densities. This approach allows for a greater number of pixels, enhancing the display's ability to produce realistic images.
The need for extra detailed pixels arises from the psycho-visual effect where any slight deviation from the light patterns seen in reality can be detected by the brain. If the display does not have enough pixels, even small movements by the viewer can cause the illusion to break, thus failing the visual Turing Test. This underscores the importance of having an extremely high pixel count to maintain the illusion of reality.
Overall, the research underscores the complexity and ambitious nature of creating a light field display that can pass the visual Turing Test. The journey involves not just increasing pixel counts but also developing sophisticated models that account for the intricate nature of human visual perception. While significant progress has been made, there remains a considerable gap between current technology and the ultimate goal of indistinguishable visual realism.
The road ahead is long, but the advancements in light field display technology are promising. With continued research and development, the goal of a display that can pass the visual Turing Test may eventually be realized, transforming how we perceive digital images and interact with visual media.
Watch all my videos from the Display Week 2024 here: youtube.com/playlist?list=PL7xXqJFxvYvjJihFUMIabPjjPrALb6a7Z
Description by Chatgpt.
My Early Access Members get full access to all my videos as I upload them nightly youtube.com/charbax/join before they are published are the rate of 3-5 videos per day in the days following the event.
The research presented by Memorial University in Newfoundland explores the concept of a light field display passing the visual Turing Test. This test is designed to determine whether a display can produce images that are indistinguishable from real-life objects. While the perception limits of 2D displays are well understood, 3D displays introduce additional complexity due to their depth element. The researchers have developed models to examine how depth resolution affects the performance of 3D displays in meeting the visual Turing Test criteria. Their findings indicate that achieving this level of realism requires a significant improvement in depth resolution
----
Thanks to Synaptics for being my Display Week 2024 video coverage sponsor. Check out all my videos with Synaptics in my playlist: youtube.com/watch?v=3eyDBxYKBGA&list=PL7xXqJFxvYvhAbQoe9YN4c84SqXxIY3fQ&index=2
----
To address this challenge, the team has created an Acuity Limited Viewer model and tested it using a light field display simulator. Although the model's results did not perfectly align with the simulator's outcomes, they were closer than those from traditional depth-of-field-based resolution models. This suggests progress, but also highlights the intricate nature of human visual perception. The eye's movements and the need to accommodate binocular vision add layers of complexity that must be simulated or adapted to improve the model further.
The research incorporates metrics similar to those used by optometrists to measure visual acuity, such as recognizing small letters. However, the eye's complexity, especially when viewing 3D displays with two eyes, means that binocular effects play a significant role in visual perception. This makes passing the visual Turing Test with a light field display a challenging task that is still far from being market-ready.
Current light field displays require an astronomical number of pixels to approach the realism needed for the visual Turing Test. The researchers' calculations suggest that many trillions of pixels would be necessary, making the technology still distant from practical application. Despite some displays achieving billions of pixels, there is a long way to go before they can meet the stringent requirements of the visual Turing Test.
Some companies, like Avalon Holographics and nVille Labs, have made significant strides with displays featuring billions of pixels. Others, like Folds FI3D, have achieved hundreds of millions of pixels, although they have since folded. These companies often use a strategy of combining multiple 8K displays and optical solutions to achieve high pixel densities. This approach allows for a greater number of pixels, enhancing the display's ability to produce realistic images.
The need for extra detailed pixels arises from the psycho-visual effect where any slight deviation from the light patterns seen in reality can be detected by the brain. If the display does not have enough pixels, even small movements by the viewer can cause the illusion to break, thus failing the visual Turing Test. This underscores the importance of having an extremely high pixel count to maintain the illusion of reality.
Overall, the research underscores the complexity and ambitious nature of creating a light field display that can pass the visual Turing Test. The journey involves not just increasing pixel counts but also developing sophisticated models that account for the intricate nature of human visual perception. While significant progress has been made, there remains a considerable gap between current technology and the ultimate goal of indistinguishable visual realism.
The road ahead is long, but the advancements in light field display technology are promising. With continued research and development, the goal of a display that can pass the visual Turing Test may eventually be realized, transforming how we perceive digital images and interact with visual media.
Watch all my videos from the Display Week 2024 here: youtube.com/playlist?list=PL7xXqJFxvYvjJihFUMIabPjjPrALb6a7Z
Description by Chatgpt.
My Early Access Members get full access to all my videos as I upload them nightly youtube.com/charbax/join before they are published are the rate of 3-5 videos per day in the days following the event.
