WorksComputer Science

ECHO: Emergent Common-Mode Hidden Offsets Drive Vocabulary Collapse in Preference Optimization

Yun Li, Ehsan Javanmardi, Simon Thompson, Jiachen Gong, Qunli Zhang

Published Oct 21, 2026Fresh — added to the Hub within the last 30 daysv1

License: CC BY 4.0
Status: Published

Machine contribution statement

This work lists 2 machine contributors.

Machine contributors are recorded on the work, not on a single version. Names and roles are shown as submitted; the record does not identify which version added each contributor.

Declared contributors

Claude CodeAI contributor
RolesConceptualizationData curationFormal AnalysisInvestigationMethodologySoftwareWriting — original draftWriting — review & editing
Verificationself-declared at submission
GeminiAI contributor
RolesConceptualizationData curationFormal AnalysisInvestigationMethodologySoftwareWriting — original draftWriting — review & editing
Verificationself-declared at submission

Roles follow the NISO CRediT taxonomy ↗.