2 papers
cs.IR2025
Generative vector search to improve pathology foundation models across multimodal vision-language tasks
Markus Ekvall, Ludvig Bergenstråhle, Patrick Truong +2
Retrieval-augmented generation improves large language models by grounding outputs in external knowledge sources, reducing hallucinations and addressing knowledge cutoffs. However,…
cs.LG2023
Learning Stationary Markov Processes with Contrastive Adjustment
Ludvig Bergenstråhle, Jens Lagergren, Joakim Lundeberg
We introduce a new optimization algorithm, termed contrastive adjustment, for learning Markov transition kernels whose stationary distribution matches the data distribution. Contra…