Media Metadata Mismatch Detection via ML Clustering

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Solution Overview

Problem

The challenge in media provider systems is accurately navigating and discovering digital content due to mismatched metadata, where artists are not properly credited for their albums, leading to incorrect artist pages and split music appearances, causing navigation and discovery difficulties.

Innovation Solution

A method using a machine learning model to compute pairwise similarity distances between media items, generating an acyclic graph, and clustering nodes to identify and correct metadata mismatches by separating albums into clusters based on dissimilarity thresholds, ensuring accurate artist credits and content attribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If metadata for media items is stored and managed, then content navigation and discovery are enabled, but content mismatch errors occur where artists are not properly credited for their albums

Engineering Contradiction:
Improvecontent navigationVSAvoidmetadata accuracy
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system uses feedback mechanisms where the machine learning model continuously compares actual media item attributes against expected values and automatically corrects metadata mismatches. The model receives feedback from audio signals, language signals, and existing metadata to identify and fix attribution errors, ensuring reliable metadata accuracy while maintaining ease of content navigation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The metadata correction system operates autonomously by using the machine learning model to automatically detect and correct mismatched metadata without requiring manual intervention. The system self-corrects artist attribution errors, album metadata issues, and content mismatches, maintaining high reliability while preserving user-friendly navigation capabilities.

Inventive Principle:
Principle #25Self-service

2Device complexity

If artists with similar names are assigned the same artist identifier, then content organization is simplified, but content mismatch occurs where albums appear on wrong artist pages

Engineering Contradiction:
Improvecontent organizationVSAvoidartist identification accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The system replaces manual metadata entry and simple string-matching mechanisms with a machine learning-based automated identification system. The model analyzes audio signals, language signals, and metadata patterns to accurately distinguish between artists with similar names, preventing misattribution while maintaining simplified content organization through automated processing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system changes the parameters used for artist identification from simple name string matching to multi-dimensional analysis including audio characteristics, language signals, and metadata patterns. This enables precise differentiation between similar-sounding artists while maintaining organized content structure through automated classification.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If albums are manually verified for correct artist attribution, then metadata accuracy is improved, but system efficiency decreases

Engineering Contradiction:
Improvemetadata accuracyVSAvoidsystem efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The machine learning model performs automated metadata verification and correction autonomously, eliminating the need for manual verification while maintaining high accuracy. The system self-corrects artist attribution errors and metadata mismatches efficiently, improving both reliability and productivity by replacing manual processes with intelligent automation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors and corrects metadata accuracy through ongoing machine learning inference rather than periodic manual checks. The model operates continuously to verify artist attribution and correct mismatches, ensuring constant high reliability while maintaining system efficiency through automated continuous processing.

Inventive Principle:
Principle #20Continuity of useful action

4Adaptability or versatility

If content items are organized by metadata categories, then discovery is enabled, but mismatched content leads to incorrect content recommendations

Engineering Contradiction:
Improvecontent discoveryVSAvoidcorrect content attribution
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The machine learning model uses feedback from audio signals, language signals, and metadata analysis to continuously verify and correct content attribution. This feedback mechanism ensures that content recommendations remain accurate by detecting and correcting metadata mismatches, preserving correct content attribution while maintaining versatile discovery capabilities.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system replaces simple metadata-based categorization with intelligent machine learning-based classification that analyzes audio characteristics and language signals. This substitution prevents loss of correct content attribution information while enabling sophisticated content discovery through accurate, multi-dimensional content understanding.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS12135743B2Systems and methods for detecting mismatched content
Publication Date: 2024.11.05 SPOTIFY
  • US12135743B2 patent drawing
  • US12135743B2 patent drawing
  • US12135743B2 patent drawing

AI summary

An electronic device obtains a plurality of media items, including, for each media item in the plurality, a set of attributes of the media item. The device provides the set of attributes for each media item of the plurality of media items to a machine learning model that is trained to determine a pairwise similarity between respective media items in the plurality of media items and generates an acyclic graph of an output of the machine learning model that is trained to determine pairwise similarity distances between respective media items in the plurality of media items. The device clusters nodes of the acyclic graph, each node corresponding to a media item. Based on the clustering, the electronic device modifies metadata associated with a first media item in a first cluster and displays a representation of the first media item in a user interface according to the modified metadata.