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2
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Xichen Zhang
hkuzxc
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hkuzxc
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Recent Activity
authored
a paper
about 8 hours ago
Scaf-GRPO: Scaffolded Group Relative Policy Optimization for Enhancing LLM Reasoning
authored
a paper
about 8 hours ago
SearchGym: Bootstrapping Real-World Search Agents via Cost-Effective and High-Fidelity Environment Simulation
authored
a paper
about 8 hours ago
VisionDirector: Vision-Language Guided Closed-Loop Refinement for Generative Image Synthesis
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hkuzxc
's datasets
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hkuzxc/SearchGym-test-data
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Updated
Jan 23
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17
hkuzxc/scaf-grpo-dataset
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Oct 25, 2025
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14.2k
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60
hkuzxc/canny_color_ref
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Apr 10, 2025
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5
hkuzxc/more_ref_try_on
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Mar 31, 2025
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4