Benchmarks and evaluation

Leaderboards, eval harnesses and ablations — the contested business of deciding which model is actually better.

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arXiv AI
Jun 24

Benchmarking LLMs' Mathematical Reasoning with Unseen Random Variables Questions

arXiv:2501. 11790v5 Announce Type: replace-cross Abstract: Recent studies have raised significant concerns regarding the reliability of current mathematics benchmarks, highlighting issues such as simplistic design and potential data contamination.

By Zijin Hong, Hao Wu, Su Dong, Junnan Dong, Yilin Xiao, Yujing Zhang, Zhu Wang, Feiran Huang, Linyi Li, Hongxia Yang, Xiao Huang
arXiv AI
Jun 24

ZONOS2 Technical Report

arXiv:2606. 24320v1 Announce Type: cross Abstract: We present ZONOS2 8B, our latest TTS model, which achieves state-of-the-art naturalness, prosody, and voice cloning fidelity.

By Gabriel Clark, Sofian Mejjoute, Mohamed Osman, George Close, Beren Millidge
arXiv Machine Learning
Jun 24

Does My Embedding Reflect That $A = B$? Evaluating Mathematical Equivalence in Embedding Models

arXiv:2606. 23959v1 Announce Type: cross Abstract: Because mathematics is highly abstract, a single statement can take very different forms depending on what subfield it is framed in.

By Jiaying Ye, Samarth Rao, Leo Carlin, Kedar Chintalapati, Saharsh Bhargava, Rachit Jaiswal, Michael Zhou, Jared Darlington, Jarod Alper, Vasily Ilin, Henry Kvinge
arXiv Machine Learning
Jun 24

Hybrid Sequence Modeling and Reinforced Verification for Controllable Target-Conditioned Decision Making

arXiv:2508. 16420v3 Announce Type: replace Abstract: Target-conditioned sequence models provide a simple interface for controllable offline decision making, but the requested target return can be an unreliable control signal, especially when the target return lies in underrepresented regions of the dataset.

By Yue Pei, Hongming Zhang, Chao Gao, Martin M\"uller, Yingying Zhang, Mengxiao Zhu, Hao Sheng, Ziliang Chen, Liang Lin, Haogang Zhu
arXiv Machine Learning
Jun 24

You Don't Need to Run Every Eval

arXiv:2606. 24020v1 Announce Type: new Abstract: A modern model release reports scores on 40+ benchmarks and the same evaluations were run many more times before it: to track training progress, compare design choices, and select the checkpoint for the release.

By Yuchen Zeng, Dimitris Papailiopoulos
arXiv AI
Jun 24

FLUX3D: High-Fidelity 3D Gaussian Generation with Diffusion-Aligned Sparse Representation

arXiv:2606. 24874v1 Announce Type: cross Abstract: Sparse voxel representation has emerged as a scalable foundation for image-to-3D Gaussian Splatting (3DGS) generation, yet current methods struggle to preserve high-frequency visual details of input images due to two structural bottlenecks.

By Haorui Ji, Weizhe Liu, Hongdong Li, Hengkai Guo