Backbone Network Weight Selection Cycle for Training Efficiency
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Solution Overview
Problem
The existing methods for training backbone networks in computer vision are inefficient, leading to increased resource usage on electronic devices.
Innovation Solution
A method that involves setting a weight selection cycle, training the backbone network with sample data, recording cumulative weight adjustments, selecting target weights based on preset conditions, and adjusting only those weights in subsequent cycles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If all weights in the backbone network are adjusted during training, then the training completeness is improved, but the resource usage and training time increase significantly
Solution Approach 1:
The patent segments the weights in the backbone network into multiple groups based on their importance or characteristics. Instead of adjusting all weights uniformly, the method selectively adjusts only certain weight groups in each training cycle. This segmentation allows the training process to focus on critical weights, reducing the overall computational burden while maintaining training effectiveness.
Solution Approach 2:
The patent applies partial action by adjusting only a subset of weights rather than all weights during each training cycle. The method determines which weights require adjustment based on predefined criteria or importance metrics, and selectively updates only those weights. This partial adjustment strategy reduces the number of operations per training cycle, thereby improving training efficiency while still achieving reliable model performance.
2Productivity
If the weight selection cycle is shortened, then the training speed is improved, but the quality of weight selection may deteriorate
Solution Approach 1:
The patent implements periodic action by using a weight selection cycle that alternates between different training strategies. Within each cycle, the method periodically selects and adjusts weights based on accumulated gradient information or other metrics. This periodic approach allows the system to balance between frequent updates (for speed) and thorough evaluation (for accuracy), as the selection criteria are applied at regular intervals rather than continuously.
Solution Approach 2:
The patent applies preliminary action by pre-calculating or pre-identifying which weights should be adjusted before the actual training cycle begins. The method uses preliminary metrics such as gradient magnitude or weight sensitivity analysis to determine the set of weights to be updated, allowing the main training process to proceed efficiently without real-time decision-making overhead that would slow down training.
3Measurement precision
If cumulative weight adjustment amount is tracked for all weights, then the weight selection accuracy is improved, but the computational overhead increases
Solution Approach 1:
The patent extracts only the necessary information for weight selection rather than processing all weight data. The method focuses on extracting key metrics such as cumulative gradient magnitude or weight sensitivity for only those weights that are candidates for adjustment. By extracting and tracking only the relevant features of weight changes, the system achieves accurate weight selection while minimizing the computational energy required for monitoring and analysis.
Data Source
AI summary
The present application discloses a method and an apparatus for training a backbone network, an image processing method and apparatus, and a device. A weight selection cycle is set, where the weight selection cycle may include at least one backbone network training cycle. The backbone network is trained with sample data in the current weight selection cycle, and a cumulative weight adjustment amount for each weight in the backbone network in the current weight selection cycle is recorded. A target weight for which the cumulative weight adjustment amount meets a preset condition is selected from the backbone network based on the cumulative weight adjustment amount for each weight, and only the target weight in the backbone network is adjusted in a next weight selection cycle, to complete training of the backbone network in the next weight selection cycle based on the adjusted target weight.


