collaborators

5 papers

cs.CL2025

The FACTS Leaderboard: A Comprehensive Benchmark for Large Language Model Factuality

Aileen Cheng, Alon Jacovi, Amir Globerson +62

We introduce The FACTS Leaderboard, an online leaderboard suite and associated set of benchmarks that comprehensively evaluates the ability of language models to generate factually…

cs.CL2025

EmbeddingGemma: Powerful and Lightweight Text Representations

Henrique Schechter Vera, Sahil Dua, Biao Zhang +86

We introduce EmbeddingGemma, a new lightweight, open text embedding model based on the Gemma 3 language model family. Our innovative training recipe strategically captures knowledg…

cs.CL2025

Boosting Reward Model with Preference-Conditional Multi-Aspect Synthetic Data Generation

Jiaming Shen, Ran Xu, Yennie Jun +6

Reward models (RMs) are crucial for aligning large language models (LLMs) with human preferences. They are trained using preference datasets where each example consists of one inpu…

cs.CL2025

Gemini Embedding: Generalizable Embeddings from Gemini

Jinhyuk Lee, Feiyang Chen, Sahil Dua +44

In this report, we introduce Gemini Embedding, a state-of-the-art embedding model leveraging the power of Gemini, Google's most capable large language model. Capitalizing on Gemini…

cs.CL2025

LiPO: Listwise Preference Optimization through Learning-to-Rank

Tianqi Liu, Zhen Qin, Junru Wu +9

Aligning language models (LMs) with curated human feedback is critical to control their behaviors in real-world applications. Several recent policy optimization methods, such as DP…