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Tianlei Hu

8 accepted papers

2026

UniPart: Part-Level 3D Generation with Unified 3D Geom-Seg Latents

CVPR 2026

Part-level 3D generation is essential for applications requiring decomposable and structured 3D synthesis. However, existing methods either rely on implicit part segmentation with limited granularity control or depend on strong external segmenters trained on large annotated datasets. In this work, w

Cited by 0SourceScholar
2025

A Timestep-Adaptive Frequency-Enhancement Framework for Diffusion-based Image Super-Resolution

IJCAI 2025

Image super-resolution (ISR) is a classic and challenging problem in computer vision because of complex and unknown degradation patterns in the data collection process. Leveraging powerful generative priors, diffusion-based methods have recently established new state-of-the-art ISR performance, but

2025

Ensembling Prompting Strategies for Zero-Shot Hierarchical Text Classification with Large Language Models

EMNLP 2025

Hierarchical text classification aims to classify documents into multiple labels within a hierarchical taxonomy, making it an essential yet challenging task in natural language processing. Recently, using Large Language Models (LLM) to tackle hierarchical text classification in a zero-shot manner ha

2025

Multi-Instance Multi-Label Classification from Crowdsourced Labels

AAAI 2025technical

Multi-instance multi-label classification (MIML) is a fundamental task in machine learning, where each data sample comprises a bag containing several instances and multiple binary labels. Despite its wide applications, the data collection process involves matching multiple instances and labels, typi…

Cited by 0SourcePDFScholar
2024

A Separation and Alignment Framework for Black-Box Domain Adaptation

AAAI 2024technical

Black-box domain adaptation (BDA) targets to learn a classifier on an unsupervised target domain while assuming only access to black-box predictors trained from unseen source data. Although a few BDA approaches have demonstrated promise by manipulating the transferred labels, they largely overlook t…

2023

Deep Partial Multi-Label Learning with Graph Disambiguation

IJCAI 2023poster

In partial multi-label learning (PML), each data example is equipped with a candidate label set, which consists of multiple ground-truth labels and other false-positive labels. Recently, graph-based methods, which demonstrate a good ability to estimate accurate confidence scores from candidate label…

Cited by 10SourcePDFScholar
2020

Collaboration Based Multi-Label Propagation for Fraud Detection

IJCAI 2020poster

Detecting fraud users, who fraudulently promote certain target items, is a challenging issue faced by e-commerce platforms. Generally, many fraud users have different spam behaviors simultaneously, e.g. spam transactions, clicks, reviews and so on. Existing solutions have two main limitations: 1) th…

Cited by 0SourcePDFScholar