Remark Analysis System for Network Thread Categorization

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Solution Overview

Problem

Conventional methods struggle to effectively analyze useful remarks from a large volume of information posted on networks, as meaningful remarks are often buried under meaningless ones.

Innovation Solution

An information analysis system that includes a remark analysis unit to assess the importance of each remark and a thread analysis unit to categorize threads, storing both the remark and thread data for effective retrieval of useful information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If conventional feature vector analysis is applied to bulletin boards, then information can be organized and presented, but useful remarks are buried under meaningless remarks when the bulletin board includes many meaningless remarks

Engineering Contradiction:
Improveuseful remarksVSAvoidtotal remarks
Core Design Contradiction:
Loss of informationVSQuantity of substance

Solution Approach 1:

The patent segments the analysis process into two distinct levels: thread-level analysis to identify meaningful discussion threads, and remark-level analysis to extract important remarks within those threads. This segmentation allows the system to first filter threads based on meaningfulness criteria (such as reply patterns and content quality), then apply remark importance analysis only to remarks within meaningful threads, effectively separating useful remarks from meaningless ones in a hierarchical manner

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces thread analysis as an intermediary step between the raw remark data and the final useful remark identification. The thread analysis unit acts as a mediator that evaluates the overall quality and meaningfulness of a thread before its remarks are considered for extraction. This intermediary layer prevents meaningless remarks from being analyzed further, even if individual remarks within them might appear important at first glance

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If all remarks are analyzed individually for importance, then comprehensive analysis is achieved, but processing time and computational resources increase significantly

Engineering Contradiction:
Improveremark importance analysisVSAvoidanalysis time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent applies preliminary action by performing thread analysis before remark analysis. The thread analysis unit pre-evaluates each thread to determine whether it contains meaningful discussions worthy of further analysis. Only threads that pass this preliminary evaluation are subjected to remark-level importance analysis. This preliminary filtering action significantly reduces the total number of remarks that require detailed analysis, thereby reducing processing time while maintaining analysis precision for the remaining remarks

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If conventional information recommendation techniques are used, then users can obtain information based on keywords, but the accuracy of identifying truly useful remarks remains low

Engineering Contradiction:
Improveinformation recommendationVSAvoiduseful remark identification accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent adds another dimension to the information recommendation approach by moving from simple keyword-based filtering to a two-dimensional analysis framework: thread meaningfulness dimension and remark importance dimension. Instead of analyzing remarks in isolation based on keywords, the system evaluates remarks within the contextual dimension of their parent thread's overall quality. This dimensional expansion allows the system to capture nuanced information about remark usefulness that keyword-based methods miss, significantly improving identification accuracy

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9940319B2Information analysis system, information analysis method, and information analysis program
Publication Date: 2018.04.10 NIPPON TELEGRAPH & TELEPHONE CORP
  • US9940319B2 patent drawing
  • US9940319B2 patent drawing
  • US9940319B2 patent drawing

AI summary

An information analysis system includes a remark analysis unit, a thread analysis unit, and a storing unit. The remark analysis unit analyzes importance of a remark included in a thread serving as a group of remarks posted on a network, based on remark data serving as data relating to the remark, for each of the remarks. The thread analysis unit analyzes which of a plurality of preset categories the thread belongs to, based on thread data serving as data relating to the thread. The storing unit stores the remark, the importance of the remark, and a category of the thread including the remark in association with each other for each of the remarks, in a predetermined storage unit.