Machine Learning Account Risk Detection for Underage Credit Protection

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Solution Overview

Problem

Financial accounts associated with underage users are vulnerable to abuse, leading to potential damage to their credit scores due to misuse or inappropriate management by parents or the children themselves, which existing systems fail to adequately address in a timely and efficient manner.

Innovation Solution

A machine learning model is trained to detect risky account activity by analyzing credit score history and transaction patterns across various financial accounts, allowing for the automatic addition of limitations to prevent harmful transactions, thereby protecting underage users' credit scores.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional monitoring systems are used to oversee financial accounts, then system complexity remains low, but they fail to detect risky account activity in a timely manner and cannot adequately protect underage users' credit scores

Engineering Contradiction:
Improvecredit score protectionVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical monitoring systems with a machine learning-based detection system. The machine learning model automatically analyzes account activity patterns, transactions, and behaviors to identify risky activities that could harm underage users' credit scores, providing more reliable and timely detection without requiring complex manual monitoring infrastructure.

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

Solution Approach 2:

The system implements self-service through automated machine learning models that continuously learn from and adapt to account activity patterns. The model automatically detects risky behaviors, generates alerts, and recommends interventions without requiring constant human oversight, thereby improving reliability while maintaining manageable system complexity.

Inventive Principle:
Principle #25Self-service

2Speed

If manual review of account activity is performed, then false positives can be reduced through human judgment, but the process is too slow to provide real-time protection against harmful transactions

Engineering Contradiction:
Improvedetection speedVSAvoidrisk detection accuracy
Core Design Contradiction:
SpeedVSMeasurement precision

Solution Approach 1:

The patent replaces slow manual review processes with automated machine learning models that can analyze account activity in real-time. The model processes transactions, login patterns, and spending behaviors instantaneously to detect risky activities, achieving both high speed and maintained accuracy through sophisticated algorithmic analysis rather than human judgment.

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

Solution Approach 2:

The machine learning model operates continuously to monitor account activity without interruption, providing constant real-time detection capabilities. Unlike periodic manual reviews, the automated system maintains continuous surveillance of account behaviors, ensuring immediate detection and response to risky activities while sustaining high detection accuracy through ongoing analysis.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If comprehensive account monitoring is implemented to detect all risky activities, then credit score protection improves, but user convenience and ease of operation deteriorate due to excessive limitations

Engineering Contradiction:
Improveaccount protectionVSAvoidaccount usability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies local quality by implementing targeted monitoring and limitations only for specific risky activities identified by the machine learning model. Rather than imposing blanket restrictions on all account operations, the system analyzes individual transaction patterns and applies limitations only where genuine risk is detected, thereby maintaining high protection reliability while preserving account usability for normal activities.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system employs partial action by applying limitations selectively rather than comprehensively. The machine learning model identifies specific risky behaviors and applies targeted limitations only to those areas, avoiding excessive restrictions on legitimate account usage. This approach maintains strong protection where needed while preserving ease of operation for unaffected activities.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11645711B2Account risk detection and account limitation generation using machine learning
Publication Date: 2023.05.09 CAPITAL ONE SERVICES LLC
  • US11645711B2 patent drawing
  • US11645711B2 patent drawing
  • US11645711B2 patent drawing

AI summary

Methods, systems, and apparatuses are described herein for protecting user accounts using machine learning models. A machine learning model may be trained to determine whether account activity indicates a risk to credit scores. Account data, associated with a first financial account, may processed to determine whether the first financial account is associated with at least one underage user. A transaction request, associated with the first financial account, may be received. A history of transactions conducted by the first financial account may be retrieved. The trained machine learning model may be provided, as input, the transaction request and the history of transactions. An indication of risk to a credit score associated with the at least one underage user may be received as output from the trained machine learning model. A limitation may be added to the first financial account based on the indication of risk.