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Yuchen Zhou

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#machine learning Review Aug 2026

A Corpus of Real Scam- and Spam-Call Conversations from an Active Voice-Agent Honeypot

A dataset of real scam-call conversations collected by an active voice-agent honeypot, describing the collection system, record structure, and technical validation of the corpus's realism and label quality, including that the agent is recognized as non-human in only about 5% of engaged calls.

Ethan Traister, D. Ng, Si-Yu Zhang et al. · 2 citations · ⚡1
#natural language process... Preprint Sep 2026

Open-Jev Judgments on CallScreenBench: Calibrated One-Pass Scam Screening with a Small Language Model

Screening a phone call for fraud needs a trustworthy probability after every caller turn, in milliseconds. Jev-style typed decisions promise exactly that: declared options go in, one calibrated probability per option comes out of a single forward pass, with no generated text. We test an open implementation of this read...

Si-Miao Ren, Kidus Zewde, Xing-Yu Shen et al. · 6 citations · ⚡1
Preprint Aug 2026

CallScreenBench: Benchmarking Small Language Models as Phone Secretaries

This work presents CallScreenBench, which reports five automated call-and-note measure groups motivated by owner endorsement, and reports quality measures and guardedness channels separately so that a single pass/fail score does not hide their trade-offs.

Jia-Qi Gan, Hao Tang, Jamey Z. Liang et al. · 1 citation

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