arXiv AI By Miguel Lopez-Duran, Julian Fierrez, Aythami Morales, Ruben Tolosana, Daniel DeAlcala, Gonzalo Mancera, Javier Irigoyen, Oscar Delgado, Francisco Jurado, Alvaro Ortigosa

CrimeNER: Curated Dataset and Methods for Research and Investigation in Language Intelligence

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arXiv AI
Jul 17

CrimeNER Demo: Named-Entity Recognition in the Crime Domain

arXiv:2607. 14800v1 Announce Type: new Abstract: We present CrimeNER Demo, an AI-powered platform that enables us to extract general crime-related information from documents and classify them into entity types with two levels of granularity.

By Miguel Lopez-Duran, Julian Fierrez, Aythami Morales, Daniel DeAlcala, Gonzalo Mancera, Javier Irigoyen, Ruben Tolosana, Oscar Delgado, Francisco Jurado, Alvaro Ortigosa
arXiv Computation and Language
3d ago

Unlocking Criminal Court Decisions: Flexible Information Extraction for Empirical Legal Research

The paper presents an LLM-based pipeline for extracting structured data from criminal court decisions, using attribute exploration, text span extraction, and value normalization guided by expert-refinable annotation instructions. Evaluated on DUI and DDB traffic offenses, refining instructions improved extraction accuracy from 52% to 70% for DUI and increased annotator agreement. The study highlights that model consistency does not guarantee correctness and that disagreements can uncover ambiguous instructions.

By Tom\'a\v{s} Knap, Ivana Kvapil\'ikov\'a, Jan \v{C}ern\'y, Kl\'ara Bendov\'a, Jarom\'ir \v{S}avelka, Vojt\v{e}ch Pour, Jakub Dr\'apal
Hugging Face Trending Papers
Sep 17

Before the Arrest: Benchmarking LLMs on Criminal Profiling from Incomplete Evidence

The paper introduces the Profiling, Investigation, and Judgment (PIJ) benchmark, which contains 2,500 real homicide cases from five countries to evaluate large language models (LLMs) on pre‑arrest criminal investigation tasks. It assesses LLMs across criminal profiling, crime process reconstruction, and sentence prediction, revealing that performance drops as tasks require more implicit reasoning about unknown suspect profiles. The study finds that LLMs lag behind human experts, especially in inferential categories like motivation and victim‑offender relationships, and exhibit biases in gender, age, and motive attribution.