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Main Authors: Jain, Paras, Dhar, Khushi, Amujo, Olyemi E., Rantanen, Esa M.
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2601.04610
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author Jain, Paras
Dhar, Khushi
Amujo, Olyemi E.
Rantanen, Esa M.
author_facet Jain, Paras
Dhar, Khushi
Amujo, Olyemi E.
Rantanen, Esa M.
contents Identifying deceptive content like phishing emails demands sophisticated cognitive processes that combine pattern recognition, confidence assessment, and contextual analysis. This research examines how human cognition and machine learning models work together to distinguish phishing emails from legitimate ones. We employed three interpretable algorithms Logistic Regression, Decision Trees, and Random Forests training them on both TF-IDF features and semantic embeddings, then compared their predictions against human evaluations that captured confidence ratings and linguistic observations. Our results show that machine learning models provide good accuracy rates, but their confidence levels vary significantly. Human evaluators, on the other hand, use a greater variety of language signs and retain more consistent confidence. We also found that while language proficiency has minimal effect on detection performance, aging does. These findings offer helpful direction for creating transparent AI systems that complement human cognitive functions, ultimately improving human-AI cooperation in challenging content analysis tasks.
format Preprint
id arxiv_https___arxiv_org_abs_2601_04610
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Evaluating Human and Machine Confidence in Phishing Email Detection: A Comparative Study
Jain, Paras
Dhar, Khushi
Amujo, Olyemi E.
Rantanen, Esa M.
Artificial Intelligence
Identifying deceptive content like phishing emails demands sophisticated cognitive processes that combine pattern recognition, confidence assessment, and contextual analysis. This research examines how human cognition and machine learning models work together to distinguish phishing emails from legitimate ones. We employed three interpretable algorithms Logistic Regression, Decision Trees, and Random Forests training them on both TF-IDF features and semantic embeddings, then compared their predictions against human evaluations that captured confidence ratings and linguistic observations. Our results show that machine learning models provide good accuracy rates, but their confidence levels vary significantly. Human evaluators, on the other hand, use a greater variety of language signs and retain more consistent confidence. We also found that while language proficiency has minimal effect on detection performance, aging does. These findings offer helpful direction for creating transparent AI systems that complement human cognitive functions, ultimately improving human-AI cooperation in challenging content analysis tasks.
title Evaluating Human and Machine Confidence in Phishing Email Detection: A Comparative Study
topic Artificial Intelligence
url https://arxiv.org/abs/2601.04610