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Zijian Huang

10 accepted papers

2026

DiffPBR: Point-Based Rendering via Spatial-Aware Residual Diffusion

ICLR 2026poster

Neural radiance fields and 3D Gaussian splatting (3DGS) have significantly advanced 3D reconstruction and novel view synthesis (NVS). Yet, achieving high-fidelity and view-consistent renderings directly from point clouds---without costly per-scene optimization---remains a core challenge. In this wor…

Cited by 0SourceScholar
2025

A Survey of Pun Generation: Datasets, Evaluations and Methodologies

EMNLP 2025

Pun generation seeks to creatively modify linguistic elements in text to produce humour or evoke double meanings. It also aims to preserve coherence and contextual appropriateness, making it useful in creative writing and entertainment across various media and contexts. This field has been widely st

2025

BREAD: Branched Rollouts from Expert Anchors Bridge SFT & RL for Reasoning

NeurIPS 2025poster

Small language models (SLMs) struggle to learn complex reasoning behaviors, especially when high-quality traces are scarce or difficult to learn from. A typical approach for training such models combines a supervised fine-tuning (SFT) stage, often to distill reasoning capabilities from a larger mode…

Cited by 0SourceScholar
2025

CIEGCL: Counterfactual Intervention Enhancing Graph Contrastive Learning in Implicit Feedback

ICASSP 2025accepted

Graph neural network (GNN) is a powerful approach for graph-based recommender systems. Recently, GNNs integrated with contrastive learning have achieved superior performance in recommendations due to their data augmentation techniques for sparse data. These methods are susceptible to noisy perturbat…

Cited by 0SourceScholar
2025

COMMIT: Certifying Robustness of Multi-Sensor Fusion Systems Against Semantic Attacks

AAAI 2025technical

Multi-sensor fusion systems (MSFs) play a vital role as the perception module in modern autonomous vehicles (AVs). Therefore, ensuring their robustness against common and realistic adversarial semantic transformations, such as rotation and shifting in the physical world, is crucial for the safety of…

Cited by 0SourcePDFScholar
2025

UA-PnP: Uncertainty-Aware End-to-End Bird's Eye View Visual Perception and Prediction for Autonomous Driving

ICRA 2025

Robust and accurate perception and prediction of the driving scenarios are crucial for autonomous driving vehicles (ADV). State-of-the-art ADV frameworks have evolved from conventional modular design to an end-to-end (E2E) pipeline that enables joint feature learning and optimization. However, the e

Cited by 0SourcecodeScholar
2024

Efficient Contextual LLM Cascades through Budget-Constrained Policy Learning

NeurIPS 2024poster

Recent successes in natural language processing have led to the proliferation of large language models (LLMs) by multiple providers. Each LLM offering has different inference accuracy, monetary cost, and latency, and their accuracy further depends on the exact wording of the question (i.e., the spec…

Cited by 0SourcePDFScholar
2024

Masking the Unknown: Leveraging Masked Samples for Enhanced Data Augmentation

UAI 2024poster

Data Augmentation (DA) has become a widely adopted strategy for addressing data scarcity in numerous NLP tasks, especially in scenarios with limited resources or imbalanced classes. However, many existing augmentation techniques rely on randomness or additional resources, presenting challenges in bo…

Cited by 0SourcePDFScholar
2024

SKGSum: Structured Knowledge-Guided Document Summarization

ACL 2024findings

A summary structure is inherent to certain types of texts according to the Genre Theory of Linguistics. Such structures aid readers in efficiently locating information within summaries. However, most existing automatic summarization methods overlook the importance of summary structure, resulting in…

2022

CROP: Certifying Robust Policies for Reinforcement Learning through Functional Smoothing

ICLR 2022poster

As reinforcement learning (RL) has achieved great success and been even adopted in safety-critical domains such as autonomous vehicles, a range of empirical studies have been conducted to improve its robustness against adversarial attacks. However, how to certify its robustness with theoretical guar…