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Yuxiang Guo

6 accepted papers

2026

From Diagnosis to Generalization: A Cognitive Approach to Data Selection for Educational LLMs

AAAI 2026technical

Specializing Large Language Models for educational domains is a key frontier in creating personalized learning tools. The central challenge is not data scarcity but its abundance: efficiently selecting a curated data subset from vast corpora to enhance specialized skills and foster generalization, w

Cited by 0SourcePDFScholar
2026

ImageDoctor: Diagnosing Text-to-Image Generation via Grounded Image Reasoning

ICLR 2026poster

The rapid advancement of text-to-image (T2I) models has increased the need for reliable human preference modeling, a demand further amplified by recent progress in reinforcement learning for preference alignment. However, existing approaches typically quantify the quality of a generated image using…

Cited by 0SourceScholar
2026

ULTRA-360: Unconstrained Dataset for Large-scale Temporal 3D Reconstruction across Altitudes and Omnidirectional Views

ICLR 2026poster

Significant progress has been made in photo-realistic scene reconstruction over recent years. Various disparate efforts have enabled capabilities such as multi-appearance or large-scale reconstruction from images acquired by consumer-grade cameras. How far away are we from digitally replicating the…

Cited by 0SourceScholar
2025

From Objectives to Questions: A Planning-based Framework for Educational Mathematical Question Generation

ACL 2025long

Automatically generating high-quality mathematical problems that align with educational objectives is a crucial task in NLP-based educational technology. Traditional generation methods focus primarily on textual quality, but they often overlook educational objectives. Moreover, these methods address…

Cited by 0SourcePDFScholar
2025

SPARS3R: Semantic Prior Alignment and Regularization for Sparse 3D Reconstruction

CVPR 2025poster

Recent efforts in Gaussian-Splat-based Novel View Synthesis can achieve photorealistic rendering; however, such capability is limited in sparse-view scenarios due to sparse initialization and over-fitting floaters. Recent progress in depth estimation and alignment can provide dense point cloud using…