Author

Jiachen Zhang

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#artificial intelligence Jun 2026

Generative Retrieval via Diffusion Transformer with Metric-Ordered Sequence Training and Hybrid-Policy Preference Optimization

This work proposes MORPH: Generative Retrieval via Diffusion Transformer with Metric-Ordered Sequence Training and Hybrid-Policy Preference Optimization, a staged framework with large-scale raw-sequence pretraining, Metric-Ordered Sequence (MOS) training, and final HPPO alignment.

Chenghao Liu, Yu Zhang, Zhong-Tao Jiang et al. · arXiv.org · 0 citations

Review Aug 2026

Argus: A General-Purpose Agentic Reasoning Runtime for Long-Horizon Tasks

Results show that a fixed-weight, self-evolving harness can revise, recover, and accumulate verified approaches while producing structured trajectories for future supervised and reinforcement learning.

Boxiu Li, Zi-Mo Wen, Yi-Jia Fan et al. · 2 citations · ⚡1