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Wenlong Wu

6 accepted papers

2026

DNA-PPG: A Foundation Model for Photoplethysmography via Dual Neighborhood Alignment

IJCAI 2026

Existing physiological foundation models face two limitations: rigid hard-negative sampling indiscriminately repels morphologically similar samples, distorting the natural manifold; and coarse discretization strategies sever the intrinsic continuity of physiological states, inducing precision loss.

Cited by 0Scholar
2024

MatchDet: A Collaborative Framework for Image Matching and Object Detection

AAAI 2024technical

Image matching and object detection are two fundamental and challenging tasks, while many related applications consider them two individual tasks (i.e. task-individual). In this paper, a collaborative framework called MatchDet (i.e. task-collaborative) is proposed for image matching and object detec…

Cited by 0SourcePDFScholar
2023

Adaptive Assignment for Geometry Aware Local Feature Matching

CVPR 2023poster

The detector-free feature matching approaches are currently attracting great attention thanks to their excellent performance. However, these methods still struggle at large-scale and viewpoint variations, due to the geometric inconsistency resulting from the application of the mutual nearest neighbo…

2023

Clustered-patch Element Connection for Few-shot Learning

IJCAI 2023poster

Weak feature representation problem has influenced the performance of few-shot classification task for a long time. To alleviate this problem, recent researchers build connections between support and query instances through embedding patch features to generate discriminative representations. However…

2023

SpatialFormer: Semantic and Target Aware Attentions for Few-Shot Learning

AAAI 2023technical

Recent Few-Shot Learning (FSL) methods put emphasis on generating a discriminative embedding features to precisely measure the similarity between support and query sets. Current CNN-based cross-attention approaches generate discriminative representations via enhancing the mutually semantic similar r…

2022

tSF: Transformer-Based Semantic Filter for Few-Shot Learning

ECCV 2022poster

"Few-Shot Learning (FSL) alleviates the data shortage challenge via embedding discriminative target-aware features among plenty seen (base) and few unseen (novel) labeled samples. Most feature embedding modules in recent FSL methods are specially designed for corresponding learning tasks (e.g., clas…