Search Results for author: Yiming Qian

Found 35 papers, 12 papers with code

Learning Pairwise Inter-Plane Relations for Piecewise Planar Reconstruction

1 code implementation ECCV 2020 Yiming Qian, Yasutaka Furukawa

This paper proposes a novel single-image piecewise planar reconstruction technique that infers and enforces inter-plane relationships.

Segmentation

DPA-Net: Structured 3D Abstraction from Sparse Views via Differentiable Primitive Assembly

no code implementations1 Apr 2024 Fenggen Yu, Yiming Qian, Xu Zhang, Francisca Gil-Ureta, Brian Jackson, Eric Bennett, Hao Zhang

We present a differentiable rendering framework to learn structured 3D abstractions in the form of primitive assemblies from sparse RGB images capturing a 3D object.

Test-time Adaptation

Harnessing the Power of Large Language Model for Uncertainty Aware Graph Processing

1 code implementation31 Mar 2024 Zhenyu Qian, Yiming Qian, Yuting Song, Fei Gao, Hai Jin, Chen Yu, Xia Xie

To equip the graph processing with both high accuracy and explainability, we introduce a novel approach that harnesses the power of a large language model (LLM), enhanced by an uncertainty-aware module to provide a confidence score on the generated answer.

Graph Classification Knowledge Graph Completion +2

SEER: Facilitating Structured Reasoning and Explanation via Reinforcement Learning

no code implementations24 Jan 2024 Guoxin Chen, Kexin Tang, Chao Yang, Fuying Ye, Yu Qiao, Yiming Qian

Moreover, existing reinforcement learning (RL) based methods overlook the structured relationships, underutilizing the potential of RL in structured reasoning.

Question Answering reinforcement-learning +1

TCRA-LLM: Token Compression Retrieval Augmented Large Language Model for Inference Cost Reduction

no code implementations24 Oct 2023 Junyi Liu, Liangzhi Li, Tong Xiang, Bowen Wang, Yiming Qian

Our summarization compression can reduce 65% of the retrieval token size with further 0. 3% improvement on the accuracy; semantic compression provides a more flexible way to trade-off the token size with performance, for which we can reduce the token size by 20% with only 1. 6% of accuracy drop.

Food recommendation In-Context Learning +3

Unsupervised Deep Cross-Language Entity Alignment

1 code implementation19 Sep 2023 Chuanyu Jiang, Yiming Qian, Lijun Chen, Yang Gu, Xia Xie

We outperformed the state-of-the-art method in unsupervised and semi-supervised categories.

Entity Alignment Knowledge Graphs

Test-Time Adaptation for Point Cloud Upsampling Using Meta-Learning

no code implementations31 Aug 2023 Ahmed Hatem, Yiming Qian, Yang Wang

During meta-testing, the trained model is fine-tuned with a few gradient updates to produce a unique set of network parameters for each test instance.

Meta-Learning point cloud upsampling +1

IncreLoRA: Incremental Parameter Allocation Method for Parameter-Efficient Fine-tuning

1 code implementation23 Aug 2023 Feiyu Zhang, Liangzhi Li, JunHao Chen, Zhouqiang Jiang, Bowen Wang, Yiming Qian

This approach is different from the pruning method as it is not limited by the initial number of training parameters, and each parameter matrix has a higher rank upper bound for the same training overhead.

RoSI: Recovering 3D Shape Interiors from Few Articulation Images

no code implementations13 Apr 2023 Akshay Gadi Patil, Yiming Qian, Shan Yang, Brian Jackson, Eric Bennett, Hao Zhang

The dominant majority of 3D models that appear in gaming, VR/AR, and those we use to train geometric deep learning algorithms are incomplete, since they are modeled as surface meshes and missing their interior structures.

Object

Learning to Recover Spectral Reflectance from RGB Images

1 code implementation4 Apr 2023 Dong Huo, Jian Wang, Yiming Qian, Yee-Hong Yang

Instead of relying on naive end-to-end training, we also propose a novel architecture that integrates the physical relationship between the spectral reflectance and the corresponding RGB images into the network based on our mathematical analysis.

Auxiliary Learning

Federated Uncertainty-Aware Aggregation for Fundus Diabetic Retinopathy Staging

no code implementations23 Mar 2023 Meng Wang, Lianyu Wang, Xinxing Xu, Ke Zou, Yiming Qian, Rick Siow Mong Goh, Yong liu, Huazhu Fu

Our TWEU employs an evidential deep layer to produce the uncertainty score with the DR staging results for client reliability evaluation.

Federated Learning

Inference Time Evidences of Adversarial Attacks for Forensic on Transformers

no code implementations31 Jan 2023 Hugo Lemarchant, Liangzi Li, Yiming Qian, Yuta Nakashima, Hajime Nagahara

Vision Transformers (ViTs) are becoming a very popular paradigm for vision tasks as they achieve state-of-the-art performance on image classification.

Image Classification

Reliable Federated Disentangling Network for Non-IID Domain Feature

no code implementations30 Jan 2023 Meng Wang, Kai Yu, Chun-Mei Feng, Yiming Qian, Ke Zou, Lianyu Wang, Rick Siow Mong Goh, Yong liu, Huazhu Fu

To the best of our knowledge, our proposed RFedDis is the first work to develop an FL approach based on evidential uncertainty combined with feature disentangling, which enhances the performance and reliability of FL in non-IID domain features.

Federated Learning

HAL3D: Hierarchical Active Learning for Fine-Grained 3D Part Labeling

no code implementations ICCV 2023 Fenggen Yu, Yiming Qian, Francisca Gil-Ureta, Brian Jackson, Eric Bennett, Hao Zhang

We present the first active learning tool for fine-grained 3D part labeling, a problem which challenges even the most advanced deep learning (DL) methods due to the significant structural variations among the small and intricate parts.

Active Learning

A Reliable Online Method for Joint Estimation of Focal Length and Camera Rotation

1 code implementation26 Jul 2022 Yiming Qian, James H. Elder

Linear perspectivecues deriving from regularities of the built environment can be used to recalibrate both intrinsic and extrinsic camera parameters online, but these estimates can be unreliable due to irregularities in the scene, uncertainties in line segment estimation and background clutter.

Camera Calibration

Structured Light with Redundancy Codes

no code implementations18 Jun 2022 Zhanghao Sun, Yu Zhang, Yicheng Wu, Dong Huo, Yiming Qian, Jian Wang

We propose three applications using our redundancy codes: (1) Self error-correction for SL imaging under strong ambient light, (2) Error detection for adaptive reconstruction under global illumination, and (3) Interference filtering with device-specific projection sequence encoding, especially for event camera-based SL and light curtain devices.

Glass Segmentation with RGB-Thermal Image Pairs

1 code implementation12 Apr 2022 Dong Huo, Jian Wang, Yiming Qian, Yee-Hong Yang

Due to the large difference between the transmission property of visible light and that of the thermal energy through the glass where most glass is transparent to the visible light but opaque to thermal energy, glass regions of a scene are made more distinguishable with a pair of RGB and thermal images than solely with an RGB image.

Segmentation Thermal Image Segmentation

HIPA: Hierarchical Patch Transformer for Single Image Super Resolution

no code implementations19 Mar 2022 Qing Cai, Yiming Qian, Jinxing Li, Jun Lv, Yee-Hong Yang, Feng Wu, David Zhang

Transformer-based architectures start to emerge in single image super resolution (SISR) and have achieved promising performance.

Image Super-Resolution

HEAT: Holistic Edge Attention Transformer for Structured Reconstruction

1 code implementation CVPR 2022 Jiacheng Chen, Yiming Qian, Yasutaka Furukawa

This paper presents a novel attention-based neural network for structured reconstruction, which takes a 2D raster image as an input and reconstructs a planar graph depicting an underlying geometric structure.

Edge Classification Extracting Buildings In Remote Sensing Images +1

Built Year Prediction from Buddha Face with Heterogeneous Labels

no code implementations2 Sep 2021 Yiming Qian, Cheikh Brahim El Vaigh, Yuta Nakashima, Benjamin Renoust, Hajime Nagahara, Yutaka Fujioka

Buddha statues are a part of human culture, especially of the Asia area, and they have been alongside human civilisation for more than 2, 000 years.

Cultural Vocal Bursts Intensity Prediction

Human Pose and Shape Estimation from Single Polarization Images

1 code implementation15 Aug 2021 Shihao Zou, Xinxin Zuo, Sen Wang, Yiming Qian, Chuan Guo, Li Cheng

This paper focuses on a new problem of estimating human pose and shape from single polarization images.

Surface Normal Estimation

Fusion-DHL: WiFi, IMU, and Floorplan Fusion for Dense History of Locations in Indoor Environments

1 code implementation18 May 2021 Sachini Herath, Saghar Irandoust, Bowen Chen, Yiming Qian, Pyojin Kim, Yasutaka Furukawa

The paper proposes a multi-modal sensor fusion algorithm that fuses WiFi, IMU, and floorplan information to infer an accurate and dense location history in indoor environments.

Sensor Fusion

Roof-GAN: Learning to Generate Roof Geometry and Relations for Residential Houses

1 code implementation CVPR 2021 Yiming Qian, Hao Zhang, Yasutaka Furukawa

This paper presents Roof-GAN, a novel generative adversarial network that generates structured geometry of residential roof structures as a set of roof primitives and their relationships.

Generative Adversarial Network

3D Human Shape Reconstruction from a Polarization Image

no code implementations ECCV 2020 Shihao Zou, Xinxin Zuo, Yiming Qian, Sen Wang, Chi Xu, Minglun Gong, Li Cheng

Inspired by the recent advances in human shape estimation from single color images, in this paper, we attempt at estimating human body shapes by leveraging the geometric cues from single polarization images.

Polarization Human Shape and Pose Dataset

no code implementations30 Apr 2020 Shihao Zou, Xinxin Zuo, Yiming Qian, Sen Wang, Chuan Guo, Chi Xu, Minglun Gong, Li Cheng

Polarization images are known to be able to capture polarized reflected lights that preserve rich geometric cues of an object, which has motivated its recent applications in reconstructing detailed surface normal of the objects of interest.

MCMLSD: A Probabilistic Algorithm and Evaluation Framework for Line Segment Detection

no code implementations6 Jan 2020 James H. Elder, Emilio J. Almazàn, Yiming Qian, Ron Tal

Traditional approaches to line segment detection typically involve perceptual grouping in the image domain and/or global accumulation in the Hough domain.

Line Segment Detection

Simultaneous 3D Reconstruction for Water Surface and Underwater Scene

no code implementations ECCV 2018 Yiming Qian, Yinqiang Zheng, Minglun Gong, Yee-Hong Yang

This paper presents the first approach for simultaneously recovering the 3D shape of both the wavy water surface and the moving underwater scene.

3D Reconstruction Optical Flow Estimation

Full 3D Reconstruction of Transparent Objects

no code implementations9 May 2018 Bojian Wu, Yang Zhou, Yiming Qian, Minglun Gong, Hui Huang

Numerous techniques have been proposed for reconstructing 3D models for opaque objects in past decades.

3D Reconstruction Transparent objects

MCMLSD: A Dynamic Programming Approach to Line Segment Detection

no code implementations CVPR 2017 Emilio J. Almazan, Ron Tal, Yiming Qian, James H. Elder

Prior approaches to line segment detection typically involve perceptual grouping in the image domain or global accumulation in the Hough domain.

Line Segment Detection

Frequency-Based Environment Matting by Compressive Sensing

no code implementations ICCV 2015 Yiming Qian, Minglun Gong, Yee-Hong Yang

Extracting environment mattes using existing approaches often requires either thousands of captured images or a long processing time, or both.

Compressive Sensing Image Matting

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