Feature Embedding Model for Semantic Recommendation
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Solution Overview
Problem
Conventional feature recommendation systems fail to capture semantic relationships between features, leading to non-personalized recommendations, as they often recommend popular features regardless of how they are used together and do not account for different user objectives or applications.
Innovation Solution
A feature embedding model is trained to map features to a vector space, treating user sessions as sentences to capture semantic similarities, allowing for real-time recommendations across multiple applications by learning from feature co-occurrences and user feedback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If conventional recommendation systems recommend popular features, then the recommendations are easy to generate, but the recommendations are not personalized and do not capture semantic relationships between features
Solution Approach 1:
The patent replaces conventional recommendation systems with a neural network-based feature embedding model. Instead of using simple popularity-based algorithms, the system uses machine learning to map features to vector representations that capture semantic relationships. The neural network processes feature co-occurrence patterns from user sessions to generate embeddings that encode contextual relationships, enabling semantically-aware recommendations rather than mere popularity rankings.
Solution Approach 2:
The system transforms the recommendation approach by changing from discrete feature recommendations to continuous vector space representations. Features are mapped to dense vector embeddings where semantic similarity is captured through vector distance metrics. This parameter transformation enables the system to recommend features based on semantic proximity in the vector space rather than simple popularity counts, preserving contextual relationships.
2Loss of information
If feature embedding models are trained on user sessions to capture semantic relationships, then personalized recommendations are achieved, but computational complexity increases
Solution Approach 1:
The system performs preliminary action by pre-training the feature embedding model on historical user session data before deployment. The neural network is trained offline on large corpora of feature co-occurrence patterns from multiple applications, capturing semantic relationships in advance. This pre-training enables the model to be deployed with pre-computed embeddings, reducing real-time computational requirements while maintaining personalized recommendation capabilities.
Solution Approach 2:
The system applies partial action by focusing the embedding model on capturing the most critical semantic relationships rather than attempting to model all possible feature interactions. The neural network processes user sessions to learn representative feature co-occurrence patterns, selecting the most informative relationships for embedding generation. This selective approach reduces computational complexity while preserving the essential semantic structure needed for effective recommendations.
3Device complexity
If recommendations are limited to a single application, then the recommendation system is simple to implement, but it cannot recommend features from other applications that may be more relevant
Solution Approach 1:
The patent implements universality by designing a feature embedding model that operates across multiple applications simultaneously. The neural network processes feature sequences from various applications using a unified embedding space, enabling the system to recommend features from any application based on semantic relationships. The model learns cross-application feature patterns and can suggest relevant features regardless of which application the user is currently using, providing multi-application versatility through a single unified system.
Data Source
AI summary
Some implementations provide a feature recommendation system that receives sequences from user sessions with applications, where each sequence is of features of the applications in an order the features were used by a user. The sequences are applied to a feature embedding model that learns semantic similarities between the features based on occurrences of the features in the sequences in a same user session. A request is received for a feature recommendation that identifies a feature of an application used by a given user in a user session. A recommended feature for the feature recommendation is determined from a set of the semantic similarities that are between the identified feature and others of the features. The feature recommendation is presented on a user device associated with the given user.


