4 papers
Textual Supervision Enhances Geospatial Representations in Vision-Language Models
Marcelo Sartori Locatelli, Fernando Tonucci, Jea Kwon +5
Geospatial understanding is a critical yet underexplored dimension in the development of machine learning systems for tasks such as image geolocation and spatial reasoning. In this…
Mapping Emerging Climate Misinformation Playbooks in the Global South
Marcelo Sartori Locatelli, Wenchao Dong, Pedro Loures Alzamora +4
Climate misinformation continues to erode support for climate action, a challenge that is especially acute in the Global South, where high climate vulnerability intersects with dev…
Characterizing AI Manipulation Risks in Brazilian YouTube Climate Discourse
Wenchao Dong, Marcelo S. Locatelli, Virgilio Almeida +1
Climate change poses a global threat to public health, food security, and economic stability. Addressing it requires evidence-based policies and a nuanced understanding of how the…
POLAR:A Per-User Association Test in Embedding Space
Pedro Bento, Arthur Buzelin, Arthur Chagas +7
Most intrinsic association probes operate at the word, sentence, or corpus level, obscuring author-level variation. We present POLAR (Per-user On-axis Lexical Association Re-port),…