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Yixiong Liang

10 accepted papers

2026

HSGG: Training-Free Hierarchical Scene Graph Generation with Geometry-Guided Relation Reasoning

ICML 2026poster

Scene Graph Generation (SGG) connects visual perception with structured reasoning, but is limited by scarce annotations and the long-tailed distribution of relational predicates. Training-free methods based on vision-language models (VLMs) reduce supervision requirements, yet often rely on flat grap…

Cited by 0SourceScholar
2026

Towards Ultrasound-based Reliable Disease Diagnosis Using Causal Inference

AAAI 2026technical

Aligning the decision-making process of deep learning models with that of experienced sonographers is essential for ultrasound-based reliable disease diagnosis. Although existing methods have made significant progress in this aspect, their alignments are primarily associational rather than causal, l

Cited by 0SourcePDFScholar
2025

EPCPE: A Real-time End-to-End Pipeline for RGB-based Category-level 6D Pose Estimation

ICASSP 2025accepted

RGB-based category-level 6D pose estimation methods have faced significant challenges in achieving real-time performance, primarily due to the design of two-stage pipeline. To address this issue, we propose a novel end-to-end pipeline named EPCPE. In detail, we first extract implicit rotation featur…

Cited by 0SourceScholar
2023

A Novel Transformer-Based Pipeline for Lung Cytopathological Whole Slide Image Classification

ICASSP 2023accepted

We propose a novel three-stage Transformer-based methodology for entire cytopathological whole slide image (WSI) classification. The key idea is to leverage Transformer to extract the fine-grained lesion-level features and then progressively aggregate them into intermediate-grained patch-level featu…

Cited by 0SourceScholar
2022

Coded Residual Transform for Generalizable Deep Metric Learning

NeurIPS 2022accept

A fundamental challenge in deep metric learning is the generalization capability of the feature embedding network model since the embedding network learned on training classes need to be evaluated on new test classes. To address this challenge, in this paper, we introduce a new method called coded…

Cited by 4SourcePDFScholar
2022

Information-Driven Fast Marching Autonomous Exploration With Aerial Robots

RA-L 2022

Autonomous exploration in unknown environments is a fundamental task of Unmanned Aerial Vehicles (UAVs). To choose exploration goals wisely, we propose an information-driven exploration strategy by applying the fast marching method to exploration of UAVs. A frontier point detection algorithm is desi

Cited by 44SourcecodeScholar
2022

Learning Deep Pathological Features for WSI-Level Cervical Cancer Grading

ICASSP 2022accepted

Fully automated cervical cancer grading on the level of Whole Slide Images (WSI) is a challenge task. As WSIs are in gigapixel resolution, it is impossible to train a deep classification neural network with the entire WSIs as inputs. To bypass this problem, we propose a two-stage learning framework.…

Cited by 0SourceScholar
2022

MEJIGCLU: More Effective Jigsaw Clustering For Unsupervised Visual Representation Learning

ICASSP 2022accepted

Unsupervised visual representation learning aims to learn general features from unlabelled data. Early methods design intra-image pretext tasks as learning targets and can be achieved with low computational overhead but unsatisfactory performance. Recent methods introduce contrastive learning and ac…

Cited by 0SourceScholar
2020

A Bidirectional Context Propagation Network for Urine Sediment Particle Detection in Microscopic Images

ICASSP 2020accepted

The microscopic urine sediment examination is a crucial part in the evaluation of renal and urinary tract diseases. Recently, there are emerging CNNs-based detectors to detect the urine sediment particles in an end-to-end manner. However, it is not very compatible to transfer CNNs-based detector dir…

Cited by 0SourceScholar