Autoregressive Camera Pose Estimation With Lower Compute Load

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Solution Overview

Problem

Identifying the pose of a camera requires significant memory, time, and computing resources, often leading to inaccurate results.

Innovation Solution

Utilizing neural networks for camera pose identification, specifically through autoregressive models that leverage previous pose predictions to efficiently determine current camera poses, reducing resource utilization while improving accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional methods are used to identify camera pose, then comprehensive pose information can be obtained, but significant memory, time, and computing resources are consumed and accuracy is reduced

Engineering Contradiction:
Improvepose identification accuracyVSAvoidcomputing resource efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system performs preliminary pose predictions using neural networks before final pose identification. By predicting poses in advance and using these predictions to guide subsequent processing, the system reduces the computational resources needed for accurate pose identification while maintaining or improving accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces intermediate representations and predictive models as mediators between raw image data and final pose identification. These intermediaries process and transform data in a way that reduces computational complexity and resource requirements while preserving essential pose information.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of time

If traditional pose identification methods are used, then accurate pose information can be obtained, but significant memory and time resources are consumed

Engineering Contradiction:
Improvepose identification timeVSAvoidpose identification accuracy
Core Design Contradiction:
Loss of timeVSMeasurement precision

Solution Approach 1:

The system performs preliminary pose predictions using neural networks before final pose identification. By predicting poses in advance and using these predictions to guide subsequent processing, the system reduces the computational resources needed for accurate pose identification while maintaining or improving accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent employs sequential processing where pose predictions from previous frames are continuously updated and refined. This continuous action allows the system to maintain accurate pose tracking over time while reducing the computational burden on individual frames through temporal coherence.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If comprehensive processing is applied to identify camera pose, then pose information can be obtained, but computing resources are significantly consumed

Engineering Contradiction:
Improvepose identification reliabilityVSAvoidcomputing resource utilization
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system performs preliminary pose predictions using neural networks before final pose identification. By predicting poses in advance and using these predictions to guide subsequent processing, the system reduces the computational resources needed for accurate pose identification while maintaining or improving accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent transforms the pose identification problem by changing parameters and representations. By using predictive models and intermediate representations, the system processes data in a more energy-efficient manner while maintaining reliable pose identification results.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250371732A1Neural network-based identification of poses of cameras
Publication Date: 2025.12.04 NVIDIA CORP
  • US20250371732A1 patent drawing
  • US20250371732A1 patent drawing
  • US20250371732A1 patent drawing

AI summary

Apparatuses, systems, and techniques to identify a pose of one or more cameras based, at least in part, on one or more different poses of the one or more cameras. In at least one embodiment, a pose of a camera for an image of a sequence of images is identified using one or more neural networks, based, at least in part, on one or more identified poses of the camera for one or more previous images of the sequence.