Virtual Director Camera Framing for Multi-Camera Video Conferencing
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Solution Overview
Problem
Traditional video conferencing systems struggle to capture and engage remote participants due to limitations in capturing facial expressions and subtle changes in gesture and posture, especially in large spaces, leading to a sub-optimal experience.
Innovation Solution
An autonomous video conferencing system utilizing smart cameras and sensors powered by subsymbolic and symbolic artificial intelligence to detect objects and their interactions, applying television studio production principles for real-time automated streaming.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single camera system is used, then device complexity is reduced, but the ability to capture objects from various angles and locations deteriorates
Solution Approach 1:
The system divides the monitoring task into multiple segments by deploying several cameras positioned at different locations. Each camera captures a specific portion of the conferencing space, and the system integrates these segmented views to achieve comprehensive coverage of objects from various angles, resolving the contradiction between system simplicity and framing versatility.
Solution Approach 2:
The patent introduces spatial dimensionality by positioning cameras in multiple locations around the conferencing space. This multi-dimensional arrangement enables the system to capture objects from different perspectives simultaneously, transforming a single-point view into a multi-point three-dimensional observation network.
2Adaptability or versatility
If multiple cameras are deployed to capture the entire conferencing space, then object detection capability is improved, but device complexity increases
Solution Approach 1:
Each camera in the array is designed with multi-functionality, serving both as an independent monitoring unit and as part of the coordinated network. The cameras perform universal tasks of capturing video and audio signals while also contributing to the collective object detection function, reducing overall system complexity through functional consolidation.
Solution Approach 2:
The patent merges the outputs of multiple cameras into a unified video stream that presents a cohesive view of the conferencing space. By combining the visual information from all cameras and synchronizing their operation, the system achieves comprehensive object detection without proportionally increasing perceived system complexity.
3Ease of operation
If real-time video processing is applied to detect objects and postures, then engagement quality is improved, but processing time and computational resources increase
Solution Approach 1:
The system performs preliminary processing by pre-defining the conferencing space as a virtual studio environment with predetermined rules for object detection and posture recognition. This preliminary setup enables faster real-time processing, as the system only needs to detect objects within the pre-established spatial framework rather than analyzing the entire scene from scratch.
Solution Approach 2:
The patent implements feedback mechanisms where the system continuously monitors detected objects and postures, adjusting the video stream in real-time based on detected speaker-listener dynamics. This feedback loop enables engaging remote users by dynamically responding to social cues while maintaining efficient processing through targeted analysis rather than exhaustive scanning.
Data Source
AI summary
Systems and methods are provided to power video conferencing and remote collaboration with subsymbolic and symbolic artificial intelligence. The autonomous video conferencing systems of this disclosure include one main smart camera and multiple peripheral smart cameras, optionally coupled with one or more smart sensors. Each smart camera is equipped with a vision pipeline supported by machine learning to detect objects and their interactions as well as related changes in gesture and posture, and a virtual director adapted to apply a predetermined rule set consistent with television studio production principles. The main camera is adapted to select and update a focus video stream in real time under the direction of its virtual director and stream the updated focus stream to a user computer. Methods for creating an automated television studio production for a variety of conferencing spaces and special-purpose scenarios with virtual director assistance are provided.