Search Results for author: Ji Wu

Found 34 papers, 10 papers with code

Bayesian Example Selection Improves In-Context Learning for Speech, Text, and Visual Modalities

no code implementations23 Apr 2024 Siyin Wang, Chao-Han Huck Yang, Ji Wu, Chao Zhang

Large language models (LLMs) can adapt to new tasks through in-context learning (ICL) based on a few examples presented in dialogue history without any model parameter update.

M$^3$AV: A Multimodal, Multigenre, and Multipurpose Audio-Visual Academic Lecture Dataset

no code implementations21 Mar 2024 Zhe Chen, Heyang Liu, Wenyi Yu, Guangzhi Sun, Hongcheng Liu, Ji Wu, Chao Zhang, Yu Wang, Yanfeng Wang

Although multiple academic video datasets have been constructed and released, few of them support both multimodal content recognition and understanding tasks, which is partially due to the lack of high-quality human annotations.

speech-recognition Speech Recognition +1

TinyLLaVA: A Framework of Small-scale Large Multimodal Models

1 code implementation22 Feb 2024 Baichuan Zhou, Ying Hu, Xi Weng, Junlong Jia, Jie Luo, Xien Liu, Ji Wu, Lei Huang

We present the TinyLLaVA framework that provides a unified perspective in designing and analyzing the small-scale Large Multimodal Models (LMMs).

Visual Question Answering

Transferring speech-generic and depression-specific knowledge for Alzheimer's disease detection

no code implementations6 Oct 2023 Ziyun Cui, Wen Wu, Wei-Qiang Zhang, Ji Wu, Chao Zhang

Apart from the knowledge from speech-generic representations, this paper also proposes to simultaneously transfer the knowledge from a speech depression detection task based on the high comorbidity rates of depression and AD.

Alzheimer's Disease Detection Depression Detection +1

QuadricsNet: Learning Concise Representation for Geometric Primitives in Point Clouds

1 code implementation25 Sep 2023 Ji Wu, Huai Yu, Wen Yang, Gui-Song Xia

This paper presents a novel framework to learn a concise geometric primitive representation for 3D point clouds.

Can Whisper perform speech-based in-context learning?

no code implementations13 Sep 2023 Siyin Wang, Chao-Han Huck Yang, Ji Wu, Chao Zhang

Language-level adaptation experiments using Chinese dialects showed that when applying SICL to isolated word ASR, consistent and considerable relative WER reductions can be achieved using Whisper models of any size on two dialects, which is on average 32. 3%.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +3

GKGNet: Group K-Nearest Neighbor based Graph Convolutional Network for Multi-Label Image Recognition

no code implementations28 Aug 2023 Ruijie Yao, Sheng Jin, Lumin Xu, Wang Zeng, Wentao Liu, Chen Qian, Ping Luo, Ji Wu

Multi-Label Image Recognition (MLIR) is a challenging task that aims to predict multiple object labels in a single image while modeling the complex relationships between labels and image regions.

graph construction

THiFLY Research at SemEval-2023 Task 7: A Multi-granularity System for CTR-based Textual Entailment and Evidence Retrieval

1 code implementation2 Jun 2023 Yuxuan Zhou, Ziyu Jin, Meiwei Li, Miao Li, Xien Liu, Xinxin You, Ji Wu

The NLI4CT task aims to entail hypotheses based on Clinical Trial Reports (CTRs) and retrieve the corresponding evidence supporting the justification.

Natural Language Inference Retrieval +1

Exploring semantic information in disease: Simple Data Augmentation Techniques for Chinese Disease Normalization

no code implementations2 Jun 2023 Wenqian Cui, Xiangling Fu, Shaohui Liu, Mingjun Gu, Xien Liu, Ji Wu, Irwin King

Nevertheless, the most significant obstacle to existing disease name normalization systems is the severe shortage of training data.

Data Augmentation

How can Deep Learning Retrieve the Write-Missing Additional Diagnosis from Chinese Electronic Medical Record For DRG

no code implementations28 Mar 2023 Shaohui Liu, Xien Liu, Ji Wu

Under the circumstance that countries generally start to adopt DRG enrollment and payment, the problem of write-missing diagnosis is a common and serious problem.

Understanding the Failure of Batch Normalization for Transformers in NLP

1 code implementation11 Oct 2022 Jiaxi Wang, Ji Wu, Lei Huang

Batch Normalization (BN) is a core and prevalent technique in accelerating the training of deep neural networks and improving the generalization on Computer Vision (CV) tasks.

Image Classification Language Modelling +3

Feature Forgetting in Continual Representation Learning

no code implementations26 May 2022 Xiao Zhang, Dejing Dou, Ji Wu

To study the feature forgetting problem, we create a synthetic dataset to identify and visualize the prevalence of feature forgetting in neural networks.

Continual Learning Representation Learning

Table-based Fact Verification with Self-adaptive Mixture of Experts

1 code implementation Findings (ACL) 2022 Yuxuan Zhou, Xien Liu, Kaiyin Zhou, Ji Wu

The table-based fact verification task has recently gained widespread attention and yet remains to be a very challenging problem.

Fact Verification Logical Reasoning +2

Distilling effective supervision for robust medical image segmentation with noisy labels

no code implementations21 Jun 2021 Jialin Shi, Ji Wu

In particular, we explicitly estimate the uncertainty of every pixel as pixel-wise noise estimation, and propose pixel-wise robust learning by using both the original labels and pseudo labels.

Image Segmentation Learning with noisy labels +4

Model information as an analysis tool in deep learning

no code implementations1 Jan 2021 Xiao Zhang, Di Hu, Xingjian Li, Dejing Dou, Ji Wu

We demonstrate using model information as a general analysis tool to gain insight into problems that arise in deep learning.

Information distance for neural network functions

no code implementations1 Jan 2021 Xiao Zhang, Dejing Dou, Ji Wu

We provide a practical distance measure in the space of functions parameterized by neural networks.

Measuring Information Transfer in Neural Networks

no code implementations16 Sep 2020 Xiao Zhang, Xingjian Li, Dejing Dou, Ji Wu

We propose a practical measure of the generalizable information in a neural network model based on prequential coding, which we term Information Transfer ($L_{IT}$).

Continual Learning Transfer Learning

Applications of BERT Based Sequence Tagging Models on Chinese Medical Text Attributes Extraction

no code implementations22 Aug 2020 Gang Zhao, Teng Zhang, Chenxiao Wang, Ping Lv, Ji Wu

We convert the Chinese medical text attributes extraction task into a sequence tagging or machine reading comprehension task.

Machine Reading Comprehension

GCN-BMP: Investigating Graph Representation Learning for DDI Prediction Task

1 code implementation Methods 2020 Xin Chen, Xien Liu, Ji Wu

To alleviate this problem, we investigate the utilization of the end-to-end graph representation learning for the DDI prediction task.

Graph Representation Learning Inductive Bias

Label-guided Learning for Text Classification

no code implementations25 Feb 2020 Xien Liu, Song Wang, Xiao Zhang, Xinxin You, Ji Wu, Dejing Dou

In this study, we propose a label-guided learning framework LguidedLearn for text representation and classification.

General Classification Representation Learning +2

Language-independent Cross-lingual Contextual Representations

no code implementations25 Sep 2019 Xiao Zhang, Song Wang, Dejing Dou, Xien Liu, Thien Huu Nguyen, Ji Wu

Contextual representation models like BERT have achieved state-of-the-art performance on a diverse range of NLP tasks.

Transfer Learning Zero-Shot Cross-Lingual Transfer

Learning Conceptual-Contextual Embeddings for Medical Text

no code implementations16 Aug 2019 Xiao Zhang, Dejing Dou, Ji Wu

External knowledge is often useful for natural language understanding tasks.

Natural Language Understanding

Pick-and-Learn: Automatic Quality Evaluation for Noisy-Labeled Image Segmentation

no code implementations27 Jul 2019 Haidong Zhu, Jialin Shi, Ji Wu

We propose a solution for network automatically evaluating the relative quality of the labels in the training set and using good ones to tune the network parameters.

Image Segmentation Segmentation +1

Delta Embedding Learning

no code implementations ACL 2019 Xiao Zhang, Ji Wu, Dejing Dou

Evaluation also confirms the tuned word embeddings have better semantic properties.

Reading Comprehension Word Embeddings

Exploiting Sentence Embedding for Medical Question Answering

no code implementations15 Nov 2018 Yu Hao, Xien Liu, Ji Wu, Ping Lv

The learning framework consists of two main parts: 1) a sentence embedding producing module, and 2) a scoring module.

Question Answering Sentence +2

Medical Exam Question Answering with Large-scale Reading Comprehension

no code implementations28 Feb 2018 Xiao Zhang, Ji Wu, ZhiYang He, Xien Liu, Ying Su

Reading and understanding text is one important component in computer aided diagnosis in clinical medicine, also being a major research problem in the field of NLP.

Question Answering Reading Comprehension

The Monkeytyping Solution to the YouTube-8M Video Understanding Challenge

1 code implementation16 Jun 2017 He-Da Wang, Teng Zhang, Ji Wu

This article describes the final solution of team monkeytyping, who finished in second place in the YouTube-8M video understanding challenge.

General Classification Video Classification +1

Simple Deep Random Model Ensemble

no code implementations5 May 2013 Xiao-Lei Zhang, Ji Wu

(ii) Based on the above two views, we propose a very simple deep learning algorithm, named deep random model ensemble (DRME).

Clustering Clustering Ensemble +2

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