Author

Jia-Rui Lu

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#machine learning Sep 2026

SimpleDesign: A Joint Model for Protein Sequence and Structure Codesign

This work presents SimpleDesign, an effective multi-modal protein design model trained directly in the data space that leverages a single-stage end-to-end objective that combines discrete cross-entropy for sequences and a regression objective for structures.

Jia-Rui Lu, Yu-Yang Wang, Yi-Zhe Zhang et al. · Trans. Mach. Learn. Res. · 0 citations

Preprint Jul 2026

MM-ToolSandBox: A Unified Framework for Evaluating Visual Tool-Calling Agents

Evaluating 12 state-of-the-art models, from 4B open-weight to frontier proprietary systems, shows that current models still lack robust visual tool-calling capability: even the best model achieves below 50% success rate, suggesting fundamentally different research directions for improving models at different capability...

Kaixin Ma, Di Feng, Alexander Metz et al. · 0 citations