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Zhiqiang Kou

11 accepted papers

2026

FedHarmony: Harmonizing Heterogeneous Label Correlations in Federated Multi-Label Learning

CVPR 2026

Federated Multi-Label Learning is a distributed paradigm where multiple clients possess heterogeneous multi-label data and perform collaborative learning under privacy constraints without sharing raw data. However, modeling label correlations under heterogeneous distributions remains challenging. Du

Cited by 0SourceScholar
2026

FedPAT: Federated Test-Time Adaptation via Prototype Affinity Topology

ICML 2026poster

Federated Learning (FL) enables privacy-preserving collaboration among distributed clients in open-world environments, but its performance often degrades under data heterogeneity and unpredictable distribution shifts. Test-Time Adaptation (TTA) has recently been introduced into FL to leverage unlabe…

Cited by 0SourceScholar
2026

LoGoSeg: Integrating Local and Global Features for Open-Vocabulary Semantic Segmentation

AAAI 2026technical

Open-vocabulary semantic segmentation (OVSS) extends traditional closed-set segmentation by enabling pixel-wise annotation for both seen and unseen categories using arbitrary textual descriptions. While existing methods leverage vision-language models (VLMs) like CLIP, their reliance on image-level

Cited by 0SourcePDFScholar
2026

Positive–Unlabeled Reinforcement Learning Distillation for On-Premise Small Models

ICML 2026poster

Due to constraints on privacy, cost, and latency, on-premise deployment of small models is increasingly common. However, most practical pipelines stop at supervised fine-tuning (SFT) and fail to reach the reinforcement learning (RL) alignment stage. The main reason is that RL alignment typically req…

Cited by 0SourceScholar
2026

Trustworthy Federated Label Distribution Learning under Annotation Quality Disparity

ICML 2026poster

Label Distribution Learning (LDL) models supervision as an instance-wise probability distribution, enabling fine-grained learning under inherent ambiguity, but its success relies on high-fidelity label distributions that are costly to obtain and thus often noisy. Motivated by privacy-sensitive appli…

Cited by 0SourceScholar
2026

Unlocking the Power of Co-Occurrence in CLIP: A DualPrompt-Driven Method for Training-Free Zero-Shot Multi-Label Classification

ICLR 2026poster

Contrastive Language-Image Pretraining (CLIP) has exhibited powerful zero-shot capacity in various single-label image classification tasks. However, when applying to the multi-label scenarios, CLIP suffers from significant performance declines due to the lack of explicit exploitation of co-occurrenc…

Cited by 0SourceScholar
2025

Label Distribution Learning with Biased Annotations Assisted by Multi-Label Learning

IJCAI 2025

Multi-label learning (MLL) has gained attention for its ability to represent real-world data. Label Distribution Learning (LDL), an extension of MLL to learning from label distributions, faces challenges in collecting accurate label distributions. To address the issue of biased annotations, based on

Cited by 0SourcePDFScholar
2025

Object-level Correlation for Few-Shot Segmentation

ICCV 2025poster

Few-shot semantic segmentation (FSS) aims to segment objects of novel categories in the query images given only a few annotated support samples. Existing methods primarily build the image-level correlation between the support target object and the entire query image. However, this correlation contai…

Cited by 0SourcePDFScholar
2025

RankMatch: A Novel Approach to Semi-Supervised Label Distribution Learning Leveraging Rank Correlation between Labels

NeurIPS 2025poster

Pseudo label based semi-supervised learning (SSL) for single-label and multi-label classification tasks has been extensively studied; however, semi-supervised label distribution learning (SSLDL) remains a largely unexplored area. Existing SSL methods fail in SSLDL because the pseudo-labels they ge…

Cited by 0SourceScholar
2024

Building Variable-Sized Models via Learngene Pool

AAAI 2024technical

Recently, Stitchable Neural Networks (SN-Net) is proposed to stitch some pre-trained networks for quickly building numerous networks with different complexity and performance trade-offs. In this way, the burdens of designing or training the variable-sized networks, which can be used in application s…

2024

Exploiting Multi-Label Correlation in Label Distribution Learning

IJCAI 2024poster

Label Distribution Learning (LDL) is a novel machine learning paradigm that assigns label distribution to each instance. Numerous LDL methods proposed to leverage label correlation in the learning process to solve the exponential-sized output space; among these, many exploited the low-rank structur…