Moderator Tool for Content Classification via Feature Extraction

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Solution Overview

Problem

Conventional moderation systems for user-generated content on the internet are time-consuming and unreliable, failing to accurately identify and filter out inappropriate or illegal content, especially in diverse environments and languages.

Innovation Solution

A computer-executable method and system using a moderator tool that employs machine learning algorithms to create a moderation model by analyzing labeled training data, identifying features that differentiate between acceptable and unacceptable content, and applying this model to classify new content as acceptable or unacceptable, with the ability to update and refine the model based on additional training data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If human moderation is used, then reliability of content classification is improved, but time consumption increases

Engineering Contradiction:
Improvereliability of content classificationVSAvoidtime consumption
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent creates a computational model that copies and emulates human moderation behavior patterns. The model learns from labeled training data representing human moderator decisions, reproducing their classification patterns without requiring actual human moderators to review each content item manually, thus maintaining reliability while reducing time consumption

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces the mechanical human moderation process with an automated machine learning system. The machine learning model processes content items automatically based on patterns learned from training data, substituting human cognitive processing with computational algorithms that operate continuously without time loss

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

2Loss of time

If automatic moderation systems are used, then time consumption is reduced, but reliability of content classification deteriorates

Engineering Contradiction:
Improvetime consumptionVSAvoidreliability of content classification
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The patent incorporates feedback mechanisms where the system continuously learns from labeled training data and moderates content based on patterns identified in the training set. The model refines its classification capabilities through exposure to diverse content examples, improving reliability over time while maintaining automated operation

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent adjusts model parameters and classification thresholds based on training data characteristics and performance evaluation. By optimizing parameters such as sensitivity, specificity, and decision boundaries, the system achieves both fast automated processing and high classification reliability

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If machine learning algorithms are used, then accuracy of content classification is improved, but device complexity increases

Engineering Contradiction:
Improveaccuracy of content classificationVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent divides the moderation task into separate functional modules: data collection, feature extraction, model training, and content classification. This segmentation allows each component to be optimized independently, achieving high accuracy through specialized processing while managing overall system complexity through modular architecture

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent performs preliminary actions by pre-processing and labeling training data before the actual content moderation occurs. Features are extracted and patterns are learned in advance from the training set, so that when new content needs to be classified, the system can do so quickly and accurately without complex real-time computation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11531834B2Moderator tool for moderating acceptable and unacceptable contents and training of moderator model
Publication Date: 2022.12.20 UTOPIA ANALYTICS OY
  • US11531834B2 patent drawing
  • US11531834B2 patent drawing

AI summary

A computer-executable method for moderating publication of data content with a moderator tool. The data contents are labelled as acceptable or unacceptable. The moderator tool receives the training data and executes a first algorithm that identifies features that exist in the training data and extracts them and ending up with a feature space. The moderator tool executes a second algorithm in the feature space for defining a distribution of data features that differentiate between the acceptable contents and the unacceptable contents in order to create a moderation model. When the moderator tool receives a new data content to be moderated, it executes the moderator tool on the new data content for identifying the data features in the new data content to be moderated in accordance with the moderation model created, and for producing a moderation result for the new data content by indicating whether the new data content is acceptable.