Search Results for author: Yun Wang

Found 42 papers, 16 papers with code

Gen4DS: Workshop on Data Storytelling in an Era of Generative AI

no code implementations2 Apr 2024 Xingyu Lan, Leni Yang, Zezhong Wang, Yun Wang, Danqing Shi, Sheelagh Carpendale

Storytelling is an ancient and precious human ability that has been rejuvenated in the digital age.

NeuroPictor: Refining fMRI-to-Image Reconstruction via Multi-individual Pretraining and Multi-level Modulation

no code implementations27 Mar 2024 Jingyang Huo, Yikai Wang, Xuelin Qian, Yun Wang, Chong Li, Jianfeng Feng, Yanwei Fu

Recent fMRI-to-image approaches mainly focused on associating fMRI signals with specific conditions of pre-trained diffusion models.

Image Reconstruction

A Sampling-based Framework for Hypothesis Testing on Large Attributed Graphs

1 code implementation20 Mar 2024 Yun Wang, Chrysanthi Kosyfaki, Sihem Amer-Yahia, Reynold Cheng

Experiments on real datasets demonstrate the ability of our framework to leverage common graph sampling methods for hypothesis testing, and the superiority of hypothesis-aware sampling in terms of accuracy and time efficiency.

Graph Sampling

Tree-Regularized Tabular Embeddings

1 code implementation1 Mar 2024 Xuan Li, Yun Wang, Bo Li

Tabular neural network (NN) has attracted remarkable attentions and its recent advances have gradually narrowed the performance gap with respect to tree-based models on many public datasets.

Binary Classification

A Literature Review on Fetus Brain Motion Correction in MRI

no code implementations30 Jan 2024 Haoran Zhang, Yun Wang

This paper provides a comprehensive review of the latest advancements in fetal motion correction in MRI.

Multi-Task Learning for Front-End Text Processing in TTS

1 code implementation12 Jan 2024 Wonjune Kang, Yun Wang, Shun Zhang, Arthur Hinsvark, Qing He

We propose a multi-task learning (MTL) model for jointly performing three tasks that are commonly solved in a text-to-speech (TTS) front-end: text normalization (TN), part-of-speech (POS) tagging, and homograph disambiguation (HD).

Language Modelling Multi-Task Learning +3

PanGu-$π$: Enhancing Language Model Architectures via Nonlinearity Compensation

no code implementations27 Dec 2023 Yunhe Wang, Hanting Chen, Yehui Tang, Tianyu Guo, Kai Han, Ying Nie, Xutao Wang, Hailin Hu, Zheyuan Bai, Yun Wang, Fangcheng Liu, Zhicheng Liu, Jianyuan Guo, Sinan Zeng, Yinchen Zhang, Qinghua Xu, Qun Liu, Jun Yao, Chao Xu, DaCheng Tao

We then demonstrate that the proposed approach is significantly effective for enhancing the model nonlinearity through carefully designed ablations; thus, we present a new efficient model architecture for establishing modern, namely, PanGu-$\pi$.

Language Modelling

MinD-3D: Reconstruct High-quality 3D objects in Human Brain

no code implementations12 Dec 2023 Jianxiong Gao, Yuqian Fu, Yun Wang, Xuelin Qian, Jianfeng Feng, Yanwei Fu

In this paper, we introduce Recon3DMind, an innovative task aimed at reconstructing 3D visuals from Functional Magnetic Resonance Imaging (fMRI) signals, marking a significant advancement in the fields of cognitive neuroscience and computer vision.

Brain Decoding valid

Human Still Wins over LLM: An Empirical Study of Active Learning on Domain-Specific Annotation Tasks

no code implementations16 Nov 2023 Yuxuan Lu, Bingsheng Yao, Shao Zhang, Yun Wang, Peng Zhang, Tun Lu, Toby Jia-Jun Li, Dakuo Wang

Large Language Models (LLMs) have demonstrated considerable advances, and several claims have been made about their exceeding human performance.

Active Learning

fMRI-PTE: A Large-scale fMRI Pretrained Transformer Encoder for Multi-Subject Brain Activity Decoding

no code implementations1 Nov 2023 Xuelin Qian, Yun Wang, Jingyang Huo, Jianfeng Feng, Yanwei Fu

The exploration of brain activity and its decoding from fMRI data has been a longstanding pursuit, driven by its potential applications in brain-computer interfaces, medical diagnostics, and virtual reality.

LLM4Vis: Explainable Visualization Recommendation using ChatGPT

1 code implementation11 Oct 2023 Lei Wang, Songheng Zhang, Yun Wang, Ee-Peng Lim, Yong Wang

To obtain demonstration examples with high-quality explanations, we propose a new explanation generation bootstrapping to iteratively refine generated explanations by considering the previous generation and template-based hint.

Data Visualization Explanation Generation

Where Are We So Far? Understanding Data Storytelling Tools from the Perspective of Human-AI Collaboration

no code implementations27 Sep 2023 Haotian Li, Yun Wang, Huamin Qu

Data storytelling is powerful for communicating data insights, but it requires diverse skills and considerable effort from human creators.

Key Gene Mining in Transcriptional Regulation for Specific Biological Processes with Small Sample Sizes Using Multi-network pipeline Transformer

no code implementations7 Aug 2023 Kerui Huang, Jianhong Tian, Lei Sun, Li Zeng, Peng Xie, Aihua Deng, Ping Mo, Zhibo Zhou, Ming Jiang, Yun Wang, Xiaocheng Jiang

Gene mining is an important topic in the field of life sciences, but traditional machine learning methods cannot consider the regulatory relationships between genes.

Data Augmentation

Exploring the Mutual Influence between Self-Supervised Single-Frame and Multi-Frame Depth Estimation

1 code implementation25 Apr 2023 Jie Xiang, Yun Wang, Lifeng An, Haiyang Liu, Jian Liu

Although both self-supervised single-frame and multi-frame depth estimation methods only require unlabeled monocular videos for training, the information they leverage varies because single-frame methods mainly rely on appearance-based features while multi-frame methods focus on geometric cues.

Depth Estimation

Why is AI not a Panacea for Data Workers? An Interview Study on Human-AI Collaboration in Data Storytelling

no code implementations17 Apr 2023 Haotian Li, Yun Wang, Q. Vera Liao, Huamin Qu

Data storytelling plays an important role in data workers' daily jobs since it boosts team collaboration and public communication.

TaskMatrix.AI: Completing Tasks by Connecting Foundation Models with Millions of APIs

no code implementations29 Mar 2023 Yaobo Liang, Chenfei Wu, Ting Song, Wenshan Wu, Yan Xia, Yu Liu, Yang Ou, Shuai Lu, Lei Ji, Shaoguang Mao, Yun Wang, Linjun Shou, Ming Gong, Nan Duan

On the other hand, there are also many existing models and systems (symbolic-based or neural-based) that can do some domain-specific tasks very well.

Code Generation Common Sense Reasoning +1

MAPSeg: Unified Unsupervised Domain Adaptation for Heterogeneous Medical Image Segmentation Based on 3D Masked Autoencoding and Pseudo-Labeling

1 code implementation16 Mar 2023 Xuzhe Zhang, Yuhao Wu, Elsa Angelini, Ang Li, Jia Guo, Jerod M. Rasmussen, Thomas G. O'Connor, Pathik D. Wadhwa, Andrea Parolin Jackowski, Hai Li, Jonathan Posner, Andrew F. Laine, Yun Wang

In this study, we introduce Masked Autoencoding and Pseudo-Labeling Segmentation (MAPSeg), a $\textbf{unified}$ UDA framework with great versatility and superior performance for heterogeneous and volumetric medical image segmentation.

Domain Generalization Image Segmentation +5

Exploiting Implicit Rigidity Constraints via Weight-Sharing Aggregation for Scene Flow Estimation from Point Clouds

no code implementations4 Mar 2023 Yun Wang, Cheng Chi, Xin Yang

Scene flow estimation, which predicts the 3D motion of scene points from point clouds, is a core task in autonomous driving and many other 3D vision applications.

Autonomous Driving Pose Estimation +2

IHNet: Iterative Hierarchical Network Guided by High-Resolution Estimated Information for Scene Flow Estimation

no code implementations ICCV 2023 Yun Wang, Cheng Chi, Min Lin, Xin Yang

This approach circulates high-resolution estimated information (scene flow and feature) from the preceding iteration back to the low-resolution layer of the current iteration.

Autonomous Driving Computational Efficiency +1

Accurate and Efficient Stereo Matching via Attention Concatenation Volume

3 code implementations23 Sep 2022 Gangwei Xu, Yun Wang, Junda Cheng, Jinhui Tang, Xin Yang

In this paper, we present a novel cost volume construction method, named attention concatenation volume (ACV), which generates attention weights from correlation clues to suppress redundant information and enhance matching-related information in the concatenation volume.

Stereo Matching

Static Replication of Impermanent Loss for Concentrated Liquidity Provision in Decentralised Markets

no code implementations24 May 2022 Jun Deng, Hua Zong, Yun Wang

This article analytically characterizes the impermanent loss of concentrated liquidity provision for automatic market makers in decentralised markets such as Uniswap.

Visual Attention-based Self-supervised Absolute Depth Estimation using Geometric Priors in Autonomous Driving

2 code implementations18 May 2022 Jie Xiang, Yun Wang, Lifeng An, Haiyang Liu, Zijun Wang, Jian Liu

Although existing monocular depth estimation methods have made great progress, predicting an accurate absolute depth map from a single image is still challenging due to the limited modeling capacity of networks and the scale ambiguity issue.

Autonomous Driving Monocular Depth Estimation

OneLabeler: A Flexible System for Building Data Labeling Tools

1 code implementation27 Mar 2022 Yu Zhang, Yun Wang, Haidong Zhang, Bin Zhu, Siming Chen, Dongmei Zhang

In this paper, we propose a conceptual framework for data labeling and OneLabeler based on the conceptual framework to support easy building of labeling tools for diverse usage scenarios.

Conformer-Based Self-Supervised Learning for Non-Speech Audio Tasks

no code implementations14 Oct 2021 Sangeeta Srivastava, Yun Wang, Andros Tjandra, Anurag Kumar, Chunxi Liu, Kritika Singh, Yatharth Saraf

While self-supervised speech representation learning has been popular in the speech research community, very few works have comprehensively analyzed audio representation learning for non-speech audio tasks.

Audio Classification Representation Learning +1

Transferring Voice Knowledge for Acoustic Event Detection: An Empirical Study

no code implementations7 Oct 2021 Dawei Liang, Yangyang Shi, Yun Wang, Nayan Singhal, Alex Xiao, Jonathan Shaw, Edison Thomaz, Ozlem Kalinli, Mike Seltzer

Detection of common events and scenes from audio is useful for extracting and understanding human contexts in daily life.

Event Detection

PTNet: A High-Resolution Infant MRI Synthesizer Based on Transformer

1 code implementation28 May 2021 Xuzhe Zhang, Xinzi He, Jia Guo, Nabil Ettehadi, Natalie Aw, David Semanek, Jonathan Posner, Andrew Laine, Yun Wang

Magnetic resonance imaging (MRI) noninvasively provides critical information about how human brain structures develop across stages of life.

Generative Adversarial Network Vocal Bursts Intensity Prediction

Wasserstein Coupled Graph Learning for Cross-Modal Retrieval

no code implementations ICCV 2021 Yun Wang, Tong Zhang, Xueya Zhang, Zhen Cui, Yuge Huang, Pengcheng Shen, Shaoxin Li, Jian Yang

Then, a Wasserstein coupled dictionary, containing multiple pairs of counterpart graph keys with each key corresponding to one modality, is constructed for further feature learning.

Cross-Modal Retrieval Graph Embedding +2

An Infrared Communication System based on Handstand Pendulum

no code implementations9 Sep 2020 Xingchen Li, Changlu Li, Yun Wang, Mengqi Lei

In this system, 940nm infrared light is mainly used for audio signal transmission, and an handstand pendulum based on PID is used to control the angle and stability of infrared light emission.

Instance-Aware Graph Convolutional Network for Multi-Label Classification

no code implementations19 Aug 2020 Yun Wang, Tong Zhang, Zhen Cui, Chunyan Xu, Jian Yang

For label diffusion of instance-awareness in graph convolution, rather than using the statistical label correlation alone, an image-dependent label correlation matrix (LCM), fusing both the statistical LCM and an individual one of each image instance, is constructed for graph inference on labels to inject adaptive information of label-awareness into the learned features of the model.

Classification General Classification +2

Selective Attention Encoders by Syntactic Graph Convolutional Networks for Document Summarization

no code implementations18 Mar 2020 Haiyang Xu, Yun Wang, Kun Han, Baochang Ma, Junwen Chen, Xiangang Li

Abstractive text summarization is a challenging task, and one need to design a mechanism to effectively extract salient information from the source text and then generate a summary.

Abstractive Text Summarization Document Summarization

Learning Alignment for Multimodal Emotion Recognition from Speech

1 code implementation6 Sep 2019 Haiyang Xu, HUI ZHANG, Kun Han, Yun Wang, Yiping Peng, Xiangang Li

Further, emotion recognition will be beneficial from using audio-textual multimodal information, it is not trivial to build a system to learn from multimodality.

Multimodal Emotion Recognition Speech Emotion Recognition +2

A Comparison of Five Multiple Instance Learning Pooling Functions for Sound Event Detection with Weak Labeling

3 code implementations22 Oct 2018 Yun Wang, Juncheng Li, Florian Metze

This paper compares five types of pooling functions both theoretically and experimentally, with special focus on their performance of localization.

Sound Audio and Speech Processing

Connectionist Temporal Localization for Sound Event Detection with Sequential Labeling

2 code implementations22 Oct 2018 Yun Wang, Florian Metze

Research on sound event detection (SED) with weak labeling has mostly focused on presence/absence labeling, which provides no temporal information at all about the event occurrences.

Sound Audio and Speech Processing

The Symmetry of a Simple Optimization Problem in Lasso Screening

no code implementations21 Aug 2016 Yun Wang, Peter J. Ramadge

Recently dictionary screening has been proposed as an effective way to improve the computational efficiency of solving the lasso problem, which is one of the most commonly used method for learning sparse representations.

Computational Efficiency

Feedback-Controlled Sequential Lasso Screening

no code implementations21 Aug 2016 Yun Wang, Xu Chen, Peter J. Ramadge

In this context, we propose and explore a feedback controlled sequential screening scheme.

Model Selection

Screening Tests for Lasso Problems

no code implementations19 May 2014 Zhen James Xiang, Yun Wang, Peter J. Ramadge

For a given target vector, dictionary screening quickly identifies a subset of dictionary columns that will receive zero weight in a solution of the corresponding lasso problem.

Unsupervised Feature Learning by Deep Sparse Coding

no code implementations20 Dec 2013 Yunlong He, Koray Kavukcuoglu, Yun Wang, Arthur Szlam, Yanjun Qi

In this paper, we propose a new unsupervised feature learning framework, namely Deep Sparse Coding (DeepSC), that extends sparse coding to a multi-layer architecture for visual object recognition tasks.

Object Recognition

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