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Man wearing headphones and looking at a computer

Nov 25, 2024

ECHOLAB: Leveraging LLMs to Boost Speech-to-Text Accuracy in Challenging Audio Environments

Speech-to-text (STT) transcriptions are crucial to audio analysis, forming a foundation for retrieval, prioritization, and sensemaking activities within the analyst workflow. The accuracy of STT output is essential; without it,…
An AI-generated image of a woman eating lunch. Errors in the image are circled.

Nov 25, 2024

5 Telltale Signs That a Photo Is AI-generated

While diffusion models, or artificial intelligence systems that create images from text prompts, are a simple way to make realistic-looking images, they still have a long way to go before…

Nov 25, 2024

Automated Workflows to Triage Technical Intelligence

Introduction In today’s rapidly evolving technological landscape, analysts face the daunting task of sifting through large volumes of unstructured data to identify critical trends and insights. Our team recently undertook…
Flow chart

Nov 25, 2024

Findings from the 2024 Data Augmentation for Event Extraction (DAFEE) Project

Project Overview Identifying events and the key entities, locations and features that characterize those events can be a useful tool in intelligence analysis, as it supports an intelligence analyst’s ability…
Red brick NC State logo on a grey background.

Nov 25, 2024

Conformal prediction for knowledge graphs

Introduction In a world overflowing with data, knowledge graphs have emerged as powerful tools for organizing and retrieving meaningful information. A knowledge graph (KG) is a graph-based representation of information…
Illustration of an office worker overloaded with paperwork from the computer. A heap of letters and information tumbles toward her.

Nov 25, 2024

Survey of Metrics for Cognitive Load in Intelligence Community Settings

What is Cognitive Load and Why Does it Matter? Cognitive load, understood as the demand placed by a task on the working memory of a person, is an important determinant…
Group of 5 students with a research poster

Nov 25, 2024

2024 LAS – NC State Computer Science Senior Design Teams 

Since 2016, researchers at the Laboratory for Analytic Sciences (LAS) have sponsored approximately 25 senior design projects through the NC State Computer Science Senior Design Center, including four in 2024.…
global map

Nov 25, 2024

Internet Routing Integrity 

Background Picture this: You’re settling in for some routine online banking, coffee in hand, ready to pay your monthly bills. The website looks exactly like your bank’s—same logo, same layout,…

Nov 25, 2024

Large Language Models for Intelligence Analysis

The Challenge: Can we show that LLMs can be useful for intelligence analysts? This post describes observations made at the Laboratory for Analytic Sciences under an umbrella of connected efforts…
Human hand and robot hand

Nov 25, 2024

Structured Annotation of Audio Data

Overview Analysis of audio data is an important activity in the intelligence community.  Typically, operators transcribe audio data into a text file.  While they transcribe, they may make annotations called…