Cesar Gonzalez-Gutierrez

Last year Ph.D. student at the UPC, working in the INTERACT ERC research project, supervised by Ariadna Quattoni.

My work focuses on analyzing text representations in transformer-based models and applying them to low-annotation methods, such as semi-supervised learning.

Publications

Papers

• Do Prompts Reshape Representations? An Empirical Study of Prompting Effects on Embeddings
  Cesar Gonzalez-Gutierrez, Dirk Hovy
  arXiv Preprint 2025

• Domain Pre-training Impact on Representations
  Cesar Gonzalez-Gutierrez, Ariadna Quattoni
  Findings EMNLP 2025 [code]

• Leveraging the Structure of Pre-trained Embeddings to Minimize Annotation Effort
  Cesar Gonzalez-Gutierrez, Ariadna Quattoni
  NAACL 2024 [code]

• Does Fine-tuning a Classifier Help in Low-budget Scenarios? Not Much
  Cesar Gonzalez-Gutierrez, Audi Primadhanty, Francesco Cazzaro, Ariadna Quattoni
  Insights 2024

• Analyzing Text Representations by Measuring Task Alignment
  Cesar Gonzalez-Gutierrez, Audi Primadhanty, Francesco Cazzaro, Ariadna Quattoni
  ACL 2023 [code]

Theses

• Natural Language Interfaces to Relational Databases
  MsC
  Universidad de Sevilla 2019

Software

• MaTest
  Matrix Tester for multi-valued logics.