collaborators

6 papers

cs.CL2026

Scaling Unsupervised Word Alignment to Documents via Structural Constraints

Michelle Wastl, Jannis Vamvas, Rico Sennrich

Word alignment has traditionally been studied between sentences, but many cross-lingual tasks increasingly require correspondences across full documents. While recent multilingual…

cs.CL2026

It's Not What You Say, It's How You Say It: Evaluating LLM Responses to Expressions of Belief

Kevin Du, Clara Kümpel, Michelle Wastl +1

Users frequently express their beliefs to large language models (LLMs). In some situations, the LLM should accept these contextual beliefs as true. In others, they should stick to…

cs.CL2026

ALEE: Any-Language Evaluation of Embeddings via English-Centric Minimal Pairs

Andrianos Michail, Stylianos Psychias, Michelle Wastl +3

Text embeddings are standard for semantic similarity tasks, yet their evaluation remains an open challenge. Current benchmarks are static, cover only a limited set of languages, ar…

cs.CL2026

SwissGov-RSD: A Human-annotated, Cross-lingual Benchmark for Token-level Recognition of Semantic Differences Between Related Documents

Michelle Wastl, Jannis Vamvas, Rico Sennrich

Recognizing semantic differences across documents is crucial for text generation evaluation and content alignment, especially in cross-lingual settings. However, as a standalone ta…

cs.CL2025

Machine Translation Models are Zero-Shot Detectors of Translation Direction

Michelle Wastl, Jannis Vamvas, Rico Sennrich

Detecting the translation direction of parallel text has applications for machine translation training and evaluation, but also has forensic applications such as resolving plagiari…

cs.CL2025

20min-XD: A Comparable Corpus of Swiss News Articles

Michelle Wastl, Jannis Vamvas, Selena Calleri +1

We present 20min-XD (20 Minuten cross-lingual document-level), a French-German, document-level comparable corpus of news articles, sourced from the Swiss online news outlet 20 Minu…