Apple inc. (20240119641). In-tree geometry quantization of point clouds simplified abstract

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In-tree geometry quantization of point clouds

Organization Name

apple inc.

Inventor(s)

David Flynn of Darmstadt (DE)

Khaled Mammou of Vancouver (CA)

Fabrice A. Robinet of Sunnyvale CA (US)

In-tree geometry quantization of point clouds - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240119641 titled 'In-tree geometry quantization of point clouds

Simplified Explanation

The example method described in the abstract involves encoding the position of points in a three-dimensional space using a tree data structure, partitioning sequences of bits, quantizing the bits based on an exponential function, and generating a data structure representing a point cloud with quantized bits.

  • Encoding position of points in a three-dimensional space using a tree data structure
  • Partitioning sequences of bits into first and second portions
  • Quantizing bits based on an exponential function with a quantization parameter
  • Generating a data structure representing a point cloud with quantized bits

Potential Applications

This technology could be applied in various fields such as:

  • 3D modeling and rendering
  • Virtual reality and augmented reality
  • Geographic information systems (GIS)
  • Autonomous vehicles and robotics

Problems Solved

This technology helps in:

  • Efficient storage and representation of point cloud data
  • Simplifying data processing and analysis
  • Reducing computational complexity in handling large datasets

Benefits

The benefits of this technology include:

  • Improved data compression and storage efficiency
  • Enhanced data visualization and interpretation
  • Faster data transmission and processing

Potential Commercial Applications

Potential commercial applications of this technology could include:

  • Software development for 3D mapping and visualization
  • Cloud computing services for data storage and processing
  • Geospatial analysis tools for urban planning and environmental monitoring

Possible Prior Art

One possible prior art related to this technology could be the use of tree data structures for encoding spatial information in computer graphics and image processing applications.

Unanswered Questions

How does this technology compare to existing methods for encoding and quantizing point cloud data?

This article does not provide a direct comparison with existing methods for encoding and quantizing point cloud data. It would be helpful to understand the specific advantages and limitations of this approach compared to traditional techniques.

What are the potential limitations or challenges in implementing this technology in real-world applications?

The article does not address the potential limitations or challenges in implementing this technology in real-world applications. It would be important to consider factors such as computational complexity, scalability, and compatibility with existing systems.


Original Abstract Submitted

an example method includes receiving a plurality of points that represent a point cloud; representing a position of the point in each dimension of a three-dimensional space as a sequence of bits, where the position of the point is encoded according to a tree data structure; partitioning at least one of the sequences of bits into a first portion of bits and a second portion of bits; quantizing each of the second portions of bits according to a quantization step size, where the quantization step size is determined according to an exponential function having a quantization parameter value as an input and the quantization step size as an output; and generating a data structure representing the point cloud and including the quantized second portions of bits.