Product Review Analysis Platform Using Engineered Prompts

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Solution Overview

Problem

Manual analysis of product reviews is time-consuming and prone to inconsistency and subjectivity, making it difficult to scale and derive meaningful insights from large quantities of reviews.

Innovation Solution

A data analysis platform utilizing engineered prompts and a large language model to summarize reviews, produce sentiment scores, detect negative sentiment, and extract main and sub-categories tags, enabling consistent and systematic analysis of product reviews.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual analysis of product reviews is performed, then detailed insights can be obtained, but the process is time-consuming and difficult to scale

Engineering Contradiction:
Improveanalysis accuracyVSAvoidtime consumption
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent introduces an automated analysis system with NLP models and machine learning algorithms as an intermediary between product reviews and human analysts. This intermediary automatically processes reviews to extract sentiments, topics, and insights, dramatically reducing time consumption while maintaining analysis quality through multiple processing stages and human-in-the-loop validation mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The analysis process is segmented into multiple independent modules including sentiment analysis, topic modeling, keyword extraction, and trend identification. Each module processes specific aspects of reviews independently, enabling parallel processing and scaling while maintaining comprehensive analysis coverage through modular architecture.

Inventive Principle:
Principle #1Segmentation

2Reliability

If manual analysis is used to ensure consistent and systematic analysis, then reliability can be maintained, but productivity decreases

Engineering Contradiction:
Improveanalysis consistencyVSAvoidprocessing volume
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system implements feedback mechanisms where automated analysis results are continuously evaluated and refined. Human analysts review and validate automated outputs, providing feedback that retrains and improves the machine learning models over time, ensuring consistent and reliable analysis across large volumes of reviews while maintaining high productivity.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent employs adjustable analysis parameters and configurable thresholds that can be optimized based on different product categories, review volumes, and analysis goals. This allows the system to maintain high reliability across diverse scenarios while adapting processing intensity to maximize productivity without sacrificing consistency.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If automated processing is implemented to increase productivity, then processing speed improves, but measurement precision may deteriorate

Engineering Contradiction:
Improveprocessing speedVSAvoidanalysis accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system dynamically adjusts processing depth and analysis intensity based on review characteristics, confidence scores, and priority levels. High-volume routine reviews receive streamlined automated processing for speed, while complex or low-confidence cases trigger deeper analysis or human review, maintaining accuracy across varying productivity demands through adaptive processing strategies.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250166026A1Product reviews generation and analysis platform
Publication Date: 2025.05.22 ROKU INC
  • US20250166026A1 patent drawing
  • US20250166026A1 patent drawing
  • US20250166026A1 patent drawing

AI summary

There is significant manual work in analyzing product reviews. Even if there are sufficient resources, human reviews can be inconsistent and subjective. A product review analysis platform leveraging engineered prompts and a large language model can address some of these issues. The platform includes a pipeline to summarize reviews, produce sentiment scores to rating categories, detect negative sentiment, extract main categories tags, extract sub-categories tags within a main categories tag, and produce weekly summaries. A dashboard can be included to visualize the enriched reviews. In some cases, synthetic users may fill in data gaps. An action recommendation engine can be included to determine appropriate resolutions. In some cases, the feature vectors generated by the large language model in response to receiving an engineered prompt can be stored in a vector database along with appropriate resolutions, such that incoming reviews can be routed appropriately using the vector database.