Dual Encoder Attention U-Net for Binary Feature Prediction

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Solution Overview

Problem

Existing technologies face challenges in efficiently predicting and isolating features from binary files, such as images and sounds, due to variations in opacity, size, shape, and color, as well as difficulties with touching or overlapping features.

Innovation Solution

A dual-encoder attention-based U-net architecture is used to calculate feature values corresponding to the latent space of binary files, generating new binary files based on these calculated feature values. This approach improves the attention-catching capability of the network and enhances feature prediction performance through an attention skip module that utilizes both attention priors and input feature maps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional feature prediction methods are used on binary files, then the process is simpler, but the precision of feature prediction deteriorates due to variations in opacity, size, shape, and color

Engineering Contradiction:
Improvefeature prediction precisionVSAvoidnetwork architecture complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The network architecture is segmented into dual encoder pathways (first encoder for spatial features, second encoder for spectral features) with separate processing streams that converge later. This segmentation allows each encoder to specialize in specific feature types, improving overall feature prediction precision while maintaining manageable complexity through modular design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces spectral dimension by processing features in both spatial and spectral domains simultaneously through the dual encoder architecture. The second encoder operates on spectral features (opacity, color variations) while the first encoder handles spatial features, adding a dimensional perspective that captures variations in opacity, size, shape, and color that traditional single-domain methods miss

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Measurement precision

If traditional methods are used to handle touching or overlapping features, then the computational resources are conserved, but the ability to isolate and predict individual features deteriorates

Engineering Contradiction:
Improvefeature isolation precisionVSAvoidcomputational power consumption
Core Design Contradiction:
Measurement precisionVSPower

Solution Approach 1:

The attention skip module performs preliminary attention-weighted feature extraction and alignment before the main feature prediction process. By pre-processing features through attention mechanisms that identify and weight relevant regions, the system prepares separated feature representations early in the pipeline, making subsequent isolation of touching or overlapping features more effective without requiring excessive computational resources during the main processing stage

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The attention skip module acts as an intermediary between the dual encoders and the feature prediction output. It receives features from both encoders, applies attention mechanisms to weight and align them, and produces refined feature representations that facilitate better separation of touching or overlapping features, mediating the complex interaction between spatial and spectral information

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If manual feature analysis is performed on binary files, then the level of automation is reduced, but the handling of complex variations in features improves

Engineering Contradiction:
Improvefeature prediction automationVSAvoidhandling of feature variations
Core Design Contradiction:
Extent of automationVSAdaptability or versatility

Solution Approach 1:

The system automatically adapts to feature variations by dynamically adjusting attention weights and feature representations based on input characteristics. The dual encoder architecture processes features through multiple transformations, automatically adapting to variations in opacity, size, shape, and color without manual intervention, while the attention mechanisms dynamically reweight features based on their relevance to the specific input

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The dual encoder attention U-net architecture serves multiple functions simultaneously: it performs feature extraction, feature separation, attention-weighted alignment, and prediction generation within a single unified system. This multi-functional design enables high automation while maintaining versatility in handling diverse feature variations across different binary file types and applications

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12204608B2Dual encoder attention U-net
Publication Date: 2025.01.21 RAKUTEN GROUP INC
  • US12204608B2 patent drawing
  • US12204608B2 patent drawing
  • US12204608B2 patent drawing

AI summary

A method, computer program, and computer system is provided for predicting features in a binary file, such as an image, an animation, a video, or a sound. The binary file is received. A feature value corresponding to latent space of the binary file is calculated based on a dual-encoder attention-based U-net architecture. A new binary file is generated based on the calculated feature value.