109 citations · 420 across the 38 of their papers we have counts for
38 papers
Multimode resonance transition to collapsed snaking in normal dispersion Kerr resonators: Bright versus dark solitons
Yifan Sun, Stefan Wabnitz, Pedro Parra-Rivas
We study the dynamics of Kerr cavity solitons in the normal dispersion regime, in the presence of an intracavity phase modulation. The associated parabolic potential introduces mul…
Pure quartic three-dimensional spatiotemporal Kerr solitons
Pedro Parra-Rivas, Yifan Sun, Fabio Mangini +3
We analyze the formation of three-dimensional spatiotemporal solitons in waveguides with a parabolic refractive index profile and pure quartic chromatic dispersion. We show, by app…
Whitening-based Contrastive Learning of Sentence Embeddings
Wenjie Zhuo, Yifan Sun, Xiaohan Wang +2
This paper presents a whitening-based contrastive learning method for sentence embedding learning (WhitenedCSE), which combines contrastive learning with a novel shuffled group whi…
Fast Online Node Labeling for Very Large Graphs
Baojian Zhou, Yifan Sun, Reza Babanezhad
This paper studies the online node classification problem under a transductive learning setting. Current methods either invert a graph kernel matrix with runtime…
Feature-compatible Progressive Learning for Video Copy Detection
Wenhao Wang, Yifan Sun, Yi Yang
Video Copy Detection (VCD) has been developed to identify instances of unauthorized or duplicated video content. This paper presents our second place solutions to the Meta AI Video…
Jigsaw: Learning to Assemble Multiple Fractured Objects
Jiaxin Lu, Yifan Sun, Qixing Huang
Automated assembly of 3D fractures is essential in orthopedics, archaeology, and our daily life. This paper presents Jigsaw, a novel framework for assembling physically broken 3D o…
Nonlinear dynamics of dissipative structures in coherently-driven Kerr cavities with a parabolic potential
Yifan Sun, Pedro Parra-Rivas, Mario Ferraro +2
By means of a modified Lugiato-Lefever equation model, we investigate the nonlinear dynamics of dissipative wave structures in coherently-driven Kerr cavities with a parabolic pote…
Dynamics of three-dimensional spatiotemporal solitons in multimode waveguides
Pedro Parra-Rivas, Yifan Sun, Stefan Wabnitz
In this work, we present a detailed study of the dynamics and stability of fundamental spatiotemporal solitons emerging in multimode waveguides with a parabolic transverse profile…
DETR with Additional Global Aggregation for Cross-domain Weakly Supervised Object Detection
Zongheng Tang, Yifan Sun, Si Liu +1
This paper presents a DETR-based method for cross-domain weakly supervised object detection (CDWSOD), aiming at adapting the detector from source to target domain through weak supe…
Exploring Expression-related Self-supervised Learning for Affective Behaviour Analysis
Fanglei Xue, Yifan Sun, Yi Yang
This paper explores an expression-related self-supervised learning (SSL) method (ContraWarping) to perform expression classification in the 5th Affective Behavior Analysis in-the-w…
Unsupervised Facial Expression Representation Learning with Contrastive Local Warping
Fanglei Xue, Yifan Sun, Yi Yang
This paper investigates unsupervised representation learning for facial expression analysis. We think Unsupervised Facial Expression Representation (UFER) deserves exploration and…
A Unified Continual Learning Framework with General Parameter-Efficient Tuning
Qiankun Gao, Chen Zhao, Yifan Sun +4
The "pre-training downstream adaptation" presents both new opportunities and challenges for Continual Learning (CL). Although the recent state-of-the-art in CL is ach…
Robust three-dimensional high-order solitons and breathers in driven dissipative systems: a Kerr cavity realization
Yifan Sun, Pedro Parra-Rivas, Carles Milian +7
We present a general approach to excite robust dissipative three-dimensional and high-order solitons and breathers in passively driven nonlinear cavities. Our findings are illustra…
Spatiotemporal mode decomposition of ultrashort pulses propagating in graded-index multimode fibers
Mario Zitelli, Vincent Couderc, Mario Ferraro +4
We develop a spatiotemporal mode decomposition technique to study the mode power distribution of ultrashort pulses emerging from long spans of graded-index multimode fiber, for dif…
Semisoft Task Clustering for Multi-Task Learning
Yuzhao Zhang, Yifan Sun
Multi-task learning (MTL) aims to improve the performance of multiple related prediction tasks by leveraging useful information from them. Due to their flexibility and ability to r…
Globular Cluster Ultraluminous X-ray Sources in the Furthest Early-Type Galaxies
E. Thygesen, Y. Sun, J. Huang +5
Ultraluminous X-ray Sources (ULXs) in globular clusters are low mass X-ray binaries that achieve high X-ray luminosities through a currently uncertain accretion mechanism. Using ar…
Generalizable Re-Identification from Videos with Cycle Association
Zhongdao Wang, Zhaopeng Dou, Jingwei Zhang +4
In this paper, we are interested in learning a generalizable person re-identification (re-ID) representation from unlabeled videos. Compared with 1) the popular unsupervised re-ID…
Clustered Federated Learning based on Nonconvex Pairwise Fusion
Xue Yu, Ziyi Liu, Wu Wang +1
This study investigates clustered federated learning (FL), one of the formulations of FL with non-i.i.d. data, where the devices are partitioned into clusters and each cluster opti…
Far Ultra-Violet Insights Into NGC 1399's Globular Cluster Population
Kristen C. Dage, Yifan Sun, Arunav Kundu +2
We investigate archival Hubble Space Telescope ACS/SBC F140LP observations of NGC~1399 to search for evidence of multiple stellar populations in extragalactic globular clusters. En…
Feature-Proxy Transformer for Few-Shot Segmentation
Jian-Wei Zhang, Yifan Sun, Yi Yang +1
Few-shot segmentation (FSS) aims at performing semantic segmentation on novel classes given a few annotated support samples. With a rethink of recent advances, we find that the cur…
Dissipative Kerr solitons, breathers and chimera states in coherently driven passive cavities with parabolic potential
Yifan Sun, Pedro Parra-Rivas, Mario Ferraro +5
We analyze the stability and dynamics of dissipative Kerr solitons in the presence of a parabolic potential. This potential stabilizes oscillatory and chaotic regimes, favoring the…
VL: Leveraging Vision and Vision-language Models into Large-scale Product Retrieval
Wenhao Wang, Yifan Sun, Zongxin Yang +1
Product retrieval is of great importance in the ecommerce domain. This paper introduces our 1st-place solution in eBay eProduct Visual Search Challenge (FGVC9), which is featured f…
UFO: Unified Feature Optimization
Teng Xi, Yifan Sun, Deli Yu +13
This paper proposes a novel Unified Feature Optimization (UFO) paradigm for training and deploying deep models under real-world and large-scale scenarios, which requires a collecti…
Multimode optical fiber beam-by-beam cleanup
Mario Ferraro, Fabio Mangini, Yann Leventoux +8
We introduce and experimentally demonstrate the concept of all-optical beam switching in graded-index multimode optical fibers. Nonlinear coupling between orthogonally polarized se…