Implicit Referral Source Inference for Channel Subscriptions

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Solution Overview

Problem

Existing systems lack effective methods to infer the sources of subscribe or unsubscribe events in content channels without explicit tracking, limiting content providers' ability to understand user behavior and tailor their content accordingly.

Innovation Solution

A system that employs a logging component to generate logs of interactions and a source determination component to analyze these logs, inferring source information for subscribe or unsubscribe events, even in cases where explicit methods are not available or suitable.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If explicit tracking methods (surveys, URL linking) are used to identify subscribe/unsubscribe sources, then source information accuracy is improved, but system complexity and user privacy intrusion increase

Engineering Contradiction:
Improvesource information accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system uses existing log data that is already being collected for other purposes (page views, interactions) to infer subscribe/unsubscribe sources. Instead of adding explicit tracking infrastructure, the system self-services by analyzing patterns in existing operational logs to determine referral sources, thereby avoiding increased system complexity while maintaining measurement precision.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent introduces an intermediary analysis layer that connects existing log data to subscribe/unsubscribe events without requiring direct explicit tracking. By using intermediate indicators (page view patterns, interaction sequences) as mediators, the system infers source information indirectly, reducing the need for complex explicit tracking mechanisms while preserving accuracy.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If explicit tracking methods (surveys, URL linking) are used to identify subscribe/unsubscribe sources, then source information accuracy is improved, but user privacy protection deteriorates

Engineering Contradiction:
Improvesource information accuracyVSAvoidprivacy intrusion
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The system utilizes log data that is already being collected for operational purposes (tracking page views and user interactions) to infer subscribe/unsubscribe sources. This approach does not require additional explicit tracking that would increase privacy intrusion, as the data is already being captured for other system functions, thereby protecting user privacy while maintaining measurement precision.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent employs intermediary indicators (patterns in page views and interactions) as mediators to indirectly determine subscribe/unsubscribe sources. This indirect measurement approach avoids direct explicit tracking of sensitive user behavior, reducing privacy intrusion while still achieving accurate source identification through pattern analysis.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If implicit inference methods are used to determine subscribe/unsubscribe sources, then system complexity is reduced and privacy protection is improved, but source information accuracy deteriorates

Engineering Contradiction:
Improvesystem complexityVSAvoidsource information accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The system performs preliminary analysis by establishing baseline patterns of user behavior (typical browse sequences, interaction patterns) before analyzing subscribe/unsubscribe events. By pre-processing and understanding normal user behavior patterns, the system can more accurately infer whether a subscribe/unsubscribe action was organic or referral-driven, improving measurement precision without increasing system complexity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses feedback from multiple log indicators (page view patterns, interaction sequences, time stamps) to iteratively refine source inference accuracy. By continuously analyzing the consistency between observed behavior patterns and expected referral vs. organic patterns, the system improves measurement precision through feedback-driven pattern recognition without requiring complex explicit tracking infrastructure.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8898270B1Implicit determination of referral sources for subscriptions to channels
Publication Date: 2014.11.25 GOOGLE LLC
  • US8898270B1 patent drawing
  • US8898270B1 patent drawing
  • US8898270B1 patent drawing

AI summary

This disclosure relates to systems and methods for determining source information for subscribe and unsubscribe events to channels, indicating referring sources from which subscribers initiated the events, and presenting the source information to content providers of the channels.