Deep Learning System for Anomalous Text Diagnostics

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Solution Overview

Problem

In large computer networks, isolating failure logs from a vast volume of unstructured text data generated by networking devices is cumbersome due to the data's size, distribution, and lack of a predefined structure, making it challenging to identify anomalies and diagnose issues efficiently.

Innovation Solution

A deep learning system that classifies anomalous portions of unstructured text by training machine learning-based models to predict text generated by specific commands or processes, highlighting anomalies within the text for display, thereby aiding in automated diagnostics and network operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional manual methods are used to isolate and analyze failure logs from unstructured text data, then diagnostic accuracy can be maintained, but the time and effort required increases significantly due to the large volume and distribution of logs

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidtime to isolate and analyze logs
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical analysis methods with an automated deep learning system that uses neural networks to classify and identify anomalous portions of unstructured log data. The system automatically processes large volumes of distributed logs from multiple networking devices, eliminating the need for manual log isolation and analysis while maintaining high diagnostic accuracy through trained classification models.

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

2Productivity

If the volume of unstructured log data increases to support larger network scales, then network capacity improves, but the difficulty of searching and isolating relevant failure information increases

Engineering Contradiction:
Improvenetwork capacityVSAvoiddifficulty of isolating failure logs
Core Design Contradiction:
ProductivityVSDifficulty of detecting and measuring

Solution Approach 1:

The deep learning system automatically processes and classifies unstructured log data from large-scale networks, replacing manual searching and isolation methods. The neural network models are trained to identify patterns and anomalies in log data, enabling efficient detection of failure information even as network capacity and log volume increase to support larger numbers of users and devices.

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

Solution Approach 2:

The system changes the approach to log analysis by transforming unstructured text data into structured classifications through deep learning models. The neural networks process log data with varying parameters such as log source, time, severity, and content patterns, automatically identifying relevant failure information without requiring manual adjustment of search parameters as network scale changes.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If unstructured log data is collected from multiple distributed sources, then comprehensive monitoring is achieved, but the complexity of data management and analysis increases

Engineering Contradiction:
Improvecomprehensive monitoring coverageVSAvoidcomplexity of data management
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The deep learning system serves multiple functions simultaneously: it collects, classifies, analyzes, and identifies anomalies in log data from multiple distributed networking devices. The unified neural network architecture processes diverse log formats and sources through a single system, reducing management complexity while maintaining comprehensive monitoring coverage across the entire network infrastructure.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11537877B2Deep learning system for accelerated diagnostics on unstructured text data
Publication Date: 2022.12.27 CISCO TECHNOLOGY INC
  • US11537877B2 patent drawing
  • US11537877B2 patent drawing
  • US11537877B2 patent drawing

AI summary

In one embodiment, an apparatus obtains unstructured text generated by a device regarding operation of the device. The apparatus identifies the unstructured text as associated with a particular command or process that generated the unstructured text. The apparatus classifies a portion of the unstructured text as anomalous by inputting the portion of the unstructured text to a machine learning-based model trained to predict text generated by the particular command or process. The apparatus provides provide the unstructured text for display that includes an indication that the portion of the unstructured text is anomalous.