Media Redaction via Transcript Timestamp Correlation
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Solution Overview
Problem
The existing methods for redacting unscripted audio and video content are labor-intensive and prone to errors, as they require manual review of entire media files to identify and remove privileged or confidential information, which is time-consuming and costly.
Innovation Solution
A system and method that transcribes media files, correlates text with exact start and end points in the media, allows users to select candidate words for redaction, and automatically identifies and redacts equivalent words, using a client-server architecture with a transcription module, correlation module, and redaction module to efficiently pinpoint and remove sensitive content.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual review of entire media files is used to identify and remove privileged or confidential information, then redaction accuracy can be maintained, but the process becomes extremely time-consuming and labor-intensive
Solution Approach 1:
The patent introduces an intermediary system comprising automatic transcription software and timestamp correlation technology that mediates between the media file and the redaction process. The system transcribes media content into text with precise timestamps, allowing automated identification of sensitive information without requiring manual review of the entire media file, thus resolving the contradiction between accuracy and time consumption
Solution Approach 2:
The patent replaces the mechanical manual review process with an automated computer-based system that uses transcription software and algorithmic searching. This substitution eliminates the need for human reviewers to manually watch and listen to entire media files while maintaining redaction accuracy through precise timestamp correlation and automated sensitive information detection
2Reliability
If manual redaction process is used, then complex sensitive information can be identified, but the cost and time requirements become prohibitive
Solution Approach 1:
The patent enables the system to perform self-service by automatically transcribing media content, identifying sensitive information through keyword searching and timestamp correlation, and generating redaction markers without requiring continuous human intervention. This automation dramatically improves productivity while maintaining reliable identification of sensitive information
Solution Approach 2:
The patent applies preliminary action by transcribing the entire media file into text with timestamps before the actual redaction process begins. This pre-processing step creates a searchable text representation that enables rapid identification of sensitive information, thereby improving both productivity and identification reliability without requiring manual review during the redaction phase
3Productivity
If automated transcription and timestamp correlation is implemented, then redaction efficiency improves, but system complexity increases
Solution Approach 1:
The patent achieves universality by designing an integrated system where a single software platform performs multiple functions: automatic transcription, timestamp correlation, sensitive information detection, and redaction marker generation. This multi-functional approach improves redaction efficiency while managing system complexity by consolidating functions into a unified system rather than separate components
Data Source
AI summary
Systems and methods for transcribing and redacting a media is provided. One of the systems comprises: a transcription module configured to: receive the media content; transcribe the media content to create a transcript; a correlation module to correlate one or more words in the transcript to a start and end points in the media content; and a redaction module configured to: receive one or more candidate words to be redacted; and matching the received one or more candidate words to the one or more words in the transcript and identifying start and end points in the media; and redact one or more portions of the media content using the identified start and end points.