Search Results for author: Shan Luo

Found 30 papers, 11 papers with code

ConViTac: Aligning Visual-Tactile Fusion with Contrastive Representations

no code implementations25 Jun 2025 Zhiyuan Wu, Yongqiang Zhao, Shan Luo

In this paper, we propose ConViTac, a visual-tactile representation learning network designed to enhance the alignment of features during fusion using contrastive representations.

Contrastive Learning Material Classification +1

Point Cloud-based Grasping for Soft Hand Exoskeleton

no code implementations4 Apr 2025 Chen Hu, Enrica Tricomi, Eojin Rho, Daekyum Kim, Lorenzo Masia, Shan Luo, Letizia Gionfrida

Grasping is a fundamental skill for interacting with and manipulating objects in the environment.

CDI3D: Cross-guided Dense-view Interpolation for 3D Reconstruction

no code implementations11 Mar 2025 Zhiyuan Wu, Xibin Song, Senbo Wang, Weizhe Liu, Jiayu Yang, Ziang Cheng, Shenzhou Chen, Taizhang Shang, Weixuan Sun, Shan Luo, Pan Ji

However, challenges remain as 2D diffusion models often struggle to produce dense images with strong multi-view consistency, and LRMs tend to amplify these inconsistencies during the 3D reconstruction process.

3D Generation 3D Object Reconstruction +2

Adversarial Diffusion Model for Unsupervised Domain-Adaptive Semantic Segmentation

no code implementations22 Dec 2024 Jongmin Yu, Zhongtian Sun, Shan Luo

Semantic segmentation requires labour-intensive labelling tasks to obtain the supervision signals, and because of this issue, it is encouraged that using domain adaptation, which transfers information from the existing labelled source domains to unlabelled or weakly labelled target domains, is essential.

Segmentation Semantic Segmentation +1

TopoFR: A Closer Look at Topology Alignment on Face Recognition

1 code implementation14 Oct 2024 Jun Dan, Yang Liu, Jiankang Deng, Haoyu Xie, Siyuan Li, Baigui Sun, Shan Luo

To address this problem, we propose TopoFR, a novel FR model that leverages a topological structure alignment strategy called PTSA and a hard sample mining strategy named SDE.

Face Recognition

Adaptive Parametric Activation

1 code implementation11 Jul 2024 Konstantinos Panagiotis Alexandridis, Jiankang Deng, Anh Nguyen, Shan Luo

In this work, we delve deeper in this phenomenon by performing a comprehensive statistical analysis in the classification and intermediate layers of both balanced and imbalanced networks and we empirically show that aligning the activation function with the data distribution, enhances the performance in both balanced and imbalanced tasks.

imbalanced classification Instance Segmentation +1

PointGrasp: Point Cloud-based Grasping for Tendon-driven Soft Robotic Glove Applications

no code implementations19 Mar 2024 Chen Hu, Shirui Lyu, Eojin Rho, Daekyum Kim, Shan Luo, Letizia Gionfrida

The proposed pipeline demonstrates an average RMSE of 0. 8 $\pm$ 0. 39 cm for simple and 0. 11 $\pm$ 0. 06 cm for complex geometries.

Multi-class Road Defect Detection and Segmentation using Spatial and Channel-wise Attention for Autonomous Road Repairing

no code implementations6 Feb 2024 Jongmin Yu, Chen Bene Chi, Sebastiano Fichera, Paolo Paoletti, Devansh Mehta, Shan Luo

To demonstrate the effectiveness of our framework, we conducted various ablation studies and comparisons with prior methods on a newly collected dataset annotated with nine road defect classes.

Defect Detection Diversity +3

Road Surface Defect Detection -- From Image-based to Non-image-based: A Survey

no code implementations6 Feb 2024 Jongmin Yu, Jiaqi Jiang, Sebastiano Fichera, Paolo Paoletti, Lisa Layzell, Devansh Mehta, Shan Luo

As a result, there has been a growing interest in the literature on the subject, leading to the development of various road surface defect detection methods.

Defect Detection

Generating Future Observations to Estimate Grasp Success in Cluttered Environments

no code implementations18 Dec 2023 Daniel Fernandes Gomes, Wenxuan Mou, Paolo Paoletti, Shan Luo

End-to-end self-supervised models have been proposed for estimating the success of future candidate grasps and video predictive models for generating future observations.

Fast Composite Optimization and Statistical Recovery in Federated Learning

no code implementations17 Jul 2022 Yajie Bao, Michael Crawshaw, Shan Luo, Mingrui Liu

This paper investigates a class of composite optimization and statistical recovery problems in the FL setting, whose loss function consists of a data-dependent smooth loss and a non-smooth regularizer.

Federated Learning

TC-SfM: Robust Track-Community-Based Structure-from-Motion

no code implementations13 Jun 2022 Lei Wang, Linlin Ge, Shan Luo, Zihan Yan, Zhaopeng Cui, Jieqing Feng

Specifically, a novel structure is proposed, namely, {\textit{track-community}}, in which each community consists of a group of tracks and represents a local segment in the scene.

Community Detection

Visual-Tactile Multimodality for Following Deformable Linear Objects Using Reinforcement Learning

no code implementations31 Mar 2022 Leszek Pecyna, Siyuan Dong, Shan Luo

It will be problematic to use a single sensory input to track the behaviour of such objects: vision can be subjected to occlusions, whereas tactile inputs cannot capture the global information that is useful for the task.

reinforcement-learning Reinforcement Learning (RL)

Multimodal perception for dexterous manipulation

no code implementations28 Dec 2021 Guanqun Cao, Shan Luo

Due to the complementary properties between visual and tactile senses, it is desirable for us to combine vision and touch for a synergistic perception and manipulation.

3D Reconstruction Friction +1

Logic Rules Meet Deep Learning: A Novel Approach for Ship Type Classification

1 code implementation1 Nov 2021 Manolis Pitsikalis, Thanh-Toan Do, Alexei Lisitsa, Shan Luo

The shipping industry is an important component of the global trade and economy, however in order to ensure law compliance and safety it needs to be monitored.

Representation and Processing of Instantaneous and Durative Temporal Phenomena

1 code implementation27 Aug 2021 Manolis Pitsikalis, Alexei Lisitsa, Shan Luo

In this paper, we propose a new logic based temporal phenomena definition language, specifically tailored for Complex Event Processing, that allows the representation of both instantaneous and durative phenomena and the temporal relations between them.

Vision-Guided Active Tactile Perception for Crack Detection and Reconstruction

no code implementations13 May 2021 Jiaqi Jiang, Guanqun Cao, Daniel Fernandes Gomes, Shan Luo

In recent years, computer vision techniques have been applied in detecting cracks in concrete structures.

Generation of GelSight Tactile Images for Sim2Real Learning

1 code implementation18 Jan 2021 Daniel Fernandes Gomes, Paolo Paoletti, Shan Luo

Preliminary experimental results have shown that the simulated sensor could generate realistic outputs similar to the ones captured by a real GelSight sensor.

Robotics

Spatio-temporal Attention Model for Tactile Texture Recognition

no code implementations10 Aug 2020 Guanqun Cao, Yi Zhou, Danushka Bollegala, Shan Luo

Recently, tactile sensing has attracted great interest in robotics, especially for facilitating exploration of unstructured environments and effective manipulation.

model

Surface Following using Deep Reinforcement Learning and a GelSightTactile Sensor

no code implementations2 Dec 2019 Chen Lu, Jing Wang, Shan Luo

Tactile sensors can provide detailed contact in-formation that can facilitate robots to perform dexterous, in-hand manipulation tasks.

Robotics

GarmNet: Improving Global with Local Perception for Robotic Laundry Folding

no code implementations30 Jun 2019 Daniel Fernandes Gomes, Shan Luo, Luis F. Teixeira

Developing autonomous assistants to help with domestic tasks is a vital topic in robotics research.

Neural Logic Reinforcement Learning

1 code implementation24 Apr 2019 Zhengyao Jiang, Shan Luo

Deep reinforcement learning (DRL) has achieved significant breakthroughs in various tasks.

Deep Reinforcement Learning Inductive logic programming +3

ViTac: Feature Sharing between Vision and Tactile Sensing for Cloth Texture Recognition

1 code implementation21 Feb 2018 Shan Luo, Wenzhen Yuan, Edward Adelson, Anthony G. Cohn, Raul Fuentes

In this paper, addressing for the first time (to the best of our knowledge) texture recognition from tactile images and vision, we propose a new fusion method named Deep Maximum Covariance Analysis (DMCA) to learn a joint latent space for sharing features through vision and tactile sensing.

Robotic Tactile Perception of Object Properties: A Review

no code implementations10 Nov 2017 Shan Luo, Joao Bimbo, Ravinder Dahiya, Hong-Bin Liu

Available tactile sensing technologies are briefly presented before an extensive review on tactile recognition of object properties.

Object

Knock-Knock: Acoustic Object Recognition by using Stacked Denoising Autoencoders

no code implementations15 Aug 2017 Shan Luo, Leqi Zhu, Kaspar Althoefer, Hongbin Liu

A traditional method using handcrafted features with a shallow classifier was taken as a benchmark and the attained recognition rate was only 58. 22%.

Deep Learning Denoising +2

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