activity
20202026
most citedAn Adversarial Benchmark for Fake News Detection Models

6 citations · 10 across the 10 of their papers we have counts for

collaborators

11 papers

cs.CL2026

Testing the Assumptions of Active Learning for Translation Tasks with Few Samples

Lorenzo Jaime Yu Flores, Cesare Spinoso di-Piano, Ori Ernst +2

Active learning (AL) is a training paradigm for selecting unlabeled samples for annotation to improve model performance on a test set, which is useful when only a limited number of…

cs.CL2026

Confident in a Confidence Score: Investigating the Sensitivity of Confidence Scores to Supervised Fine-Tuning

Lorenzo Jaime Yu Flores, Cesare Spinoso di-Piano, Jackie Chi Kit Cheung

Uncertainty quantification techniques measure confidence in language model outputs to support critical applications like hallucination detection and selective prediction. While pri…

cs.CL2025

Towards Reliable Multi-Agent Systems for Marketing Applications via Reflection, Memory, and Planning

Lorenzo Jaime Yu Flores, Junyi Shen, Goodman Gu

Recent advances in large language models (LLMs) enabled the development of AI agents that can plan and interact with tools to complete complex tasks. However, literature on their r…

cs.CL2025

Improving the Calibration of Confidence Scores in Text Generation Using the Output Distribution's Characteristics

Lorenzo Jaime Yu Flores, Ori Ernst, Jackie Chi Kit Cheung

Well-calibrated model confidence scores can improve the usefulness of text generation models. For example, users can be prompted to review predictions with low confidence scores, t…

cs.CL2024

On the Benefits of Fine-Grained Loss Truncation: A Case Study on Factuality in Summarization

Lorenzo Jaime Yu Flores, Arman Cohan

Text summarization and simplification are among the most widely used applications of AI. However, models developed for such tasks are often prone to hallucination, which can result…

cs.CL2023★ 1 cited

Medical Text Simplification: Optimizing for Readability with Unlikelihood Training and Reranked Beam Search Decoding

Lorenzo Jaime Yu Flores, Heyuan Huang, Kejian Shi +2

Text simplification has emerged as an increasingly useful application of AI for bridging the communication gap in specialized fields such as medicine, where the lexicon is often do…