Search Results for author: Ninghao Liu

Found 76 papers, 27 papers with code

Efficient Sharpness-aware Minimization for Molecular Graph Transformer Models

1 code implementation ICLR 2024 Yili Wang, Kaixiong Zhou, Ninghao Liu, Ying Wang, Xin Wang

Sharpness-aware minimization (SAM) has received increasing attention in computer vision since it can effectively eliminate the sharp local minima from the training trajectory and mitigate generalization degradation.

Molecular Property Prediction

Quantifying Multilingual Performance of Large Language Models Across Languages

no code implementations17 Apr 2024 Zihao Li, Yucheng Shi, Zirui Liu, Fan Yang, Ninghao Liu, Mengnan Du

However, currently there is no work to quantitatively measure the performance of LLMs in low-resource languages.

Retrieval-Enhanced Knowledge Editing for Multi-Hop Question Answering in Language Models

no code implementations28 Mar 2024 Yucheng Shi, Qiaoyu Tan, Xuansheng Wu, Shaochen Zhong, Kaixiong Zhou, Ninghao Liu

Large Language Models (LLMs) have shown proficiency in question-answering tasks but often struggle to integrate real-time knowledge updates, leading to potentially outdated or inaccurate responses.

Hallucination In-Context Learning +5

Usable XAI: 10 Strategies Towards Exploiting Explainability in the LLM Era

1 code implementation13 Mar 2024 Xuansheng Wu, Haiyan Zhao, Yaochen Zhu, Yucheng Shi, Fan Yang, Tianming Liu, Xiaoming Zhai, Wenlin Yao, Jundong Li, Mengnan Du, Ninghao Liu

Therefore, in this paper, we introduce Usable XAI in the context of LLMs by analyzing (1) how XAI can benefit LLMs and AI systems, and (2) how LLMs can contribute to the advancement of XAI.

A Survey of Deep Learning and Foundation Models for Time Series Forecasting

no code implementations25 Jan 2024 John A. Miller, Mohammed Aldosari, Farah Saeed, Nasid Habib Barna, Subas Rana, I. Budak Arpinar, Ninghao Liu

Furthermore, there is a vast amount of knowledge available that deep learning models can tap into, including Knowledge Graphs and Large Language Models fine-tuned with scientific domain knowledge.

Knowledge Graphs Time Series +1

Revolutionizing Finance with LLMs: An Overview of Applications and Insights

no code implementations22 Jan 2024 Huaqin Zhao, Zhengliang Liu, Zihao Wu, Yiwei Li, Tianze Yang, Peng Shu, Shaochen Xu, Haixing Dai, Lin Zhao, Gengchen Mai, Ninghao Liu, Tianming Liu

Additionally, we conducted holistic tests on multiple financial tasks through the combination of natural language instructions.

PokeMQA: Programmable knowledge editing for Multi-hop Question Answering

1 code implementation23 Dec 2023 Hengrui Gu, Kaixiong Zhou, Xiaotian Han, Ninghao Liu, Ruobing Wang, Xin Wang

Multi-hop question answering (MQA) is one of the challenging tasks to evaluate machine's comprehension and reasoning abilities, where large language models (LLMs) have widely achieved the human-comparable performance.

Answer Generation knowledge editing +3

Applying Large Language Models and Chain-of-Thought for Automatic Scoring

no code implementations30 Nov 2023 Gyeong-Geon Lee, Ehsan Latif, Xuansheng Wu, Ninghao Liu, Xiaoming Zhai

We found a more balanced accuracy across different proficiency categories when CoT was used with a scoring rubric, highlighting the importance of domain-specific reasoning in enhancing the effectiveness of LLMs in scoring tasks.

Few-Shot Learning Prompt Engineering +1

Improving Faithfulness for Vision Transformers

no code implementations29 Nov 2023 Lijie Hu, Yixin Liu, Ninghao Liu, Mengdi Huai, Lichao Sun, Di Wang

However, ViTs suffer from issues with explanation faithfulness, as their focal points are fragile to adversarial attacks and can be easily changed with even slight perturbations on the input image.

Denoising

Transformation vs Tradition: Artificial General Intelligence (AGI) for Arts and Humanities

no code implementations30 Oct 2023 Zhengliang Liu, Yiwei Li, Qian Cao, Junwen Chen, Tianze Yang, Zihao Wu, John Hale, John Gibbs, Khaled Rasheed, Ninghao Liu, Gengchen Mai, Tianming Liu

Recent advances in artificial general intelligence (AGI), particularly large language models and creative image generation systems have demonstrated impressive capabilities on diverse tasks spanning the arts and humanities.

Image Generation Marketing

A Theoretical Approach to Characterize the Accuracy-Fairness Trade-off Pareto Frontier

no code implementations19 Oct 2023 Hua Tang, Lu Cheng, Ninghao Liu, Mengnan Du

While the accuracy-fairness trade-off has been frequently observed in the literature of fair machine learning, rigorous theoretical analyses have been scarce.

Fairness

Automated Natural Language Explanation of Deep Visual Neurons with Large Models

no code implementations16 Oct 2023 Chenxu Zhao, Wei Qian, Yucheng Shi, Mengdi Huai, Ninghao Liu

Deep neural networks have exhibited remarkable performance across a wide range of real-world tasks.

MedEdit: Model Editing for Medical Question Answering with External Knowledge Bases

no code implementations27 Sep 2023 Yucheng Shi, Shaochen Xu, Zhengliang Liu, Tianming Liu, Xiang Li, Ninghao Liu

Focusing on medical QA using the MedQA-SMILE dataset, we evaluate the impact of different retrieval models and the number of facts provided to the LLM.

In-Context Learning Model Editing +2

Mitigating Shortcuts in Language Models with Soft Label Encoding

no code implementations17 Sep 2023 Zirui He, Huiqi Deng, Haiyan Zhao, Ninghao Liu, Mengnan Du

Recent research has shown that large language models rely on spurious correlations in the data for natural language understanding (NLU) tasks.

Natural Language Understanding Out-of-Distribution Generalization

Towards Artificial General Intelligence (AGI) in the Internet of Things (IoT): Opportunities and Challenges

no code implementations14 Sep 2023 Fei Dou, Jin Ye, Geng Yuan, Qin Lu, Wei Niu, Haijian Sun, Le Guan, Guoyu Lu, Gengchen Mai, Ninghao Liu, Jin Lu, Zhengliang Liu, Zihao Wu, Chenjiao Tan, Shaochen Xu, Xianqiao Wang, Guoming Li, Lilong Chai, Sheng Li, Jin Sun, Hongyue Sun, Yunli Shao, Changying Li, Tianming Liu, WenZhan Song

Artificial General Intelligence (AGI), possessing the capacity to comprehend, learn, and execute tasks with human cognitive abilities, engenders significant anticipation and intrigue across scientific, commercial, and societal arenas.

Decision Making

Explainability for Large Language Models: A Survey

no code implementations2 Sep 2023 Haiyan Zhao, Hanjie Chen, Fan Yang, Ninghao Liu, Huiqi Deng, Hengyi Cai, Shuaiqiang Wang, Dawei Yin, Mengnan Du

For each paradigm, we summarize the goals and dominant approaches for generating local explanations of individual predictions and global explanations of overall model knowledge.

GiGaMAE: Generalizable Graph Masked Autoencoder via Collaborative Latent Space Reconstruction

1 code implementation18 Aug 2023 Yucheng Shi, Yushun Dong, Qiaoyu Tan, Jundong Li, Ninghao Liu

By considering embeddings encompassing graph topology and attribute information as reconstruction targets, our model could capture more generalized and comprehensive knowledge.

Attribute Self-Supervised Learning

XGBD: Explanation-Guided Graph Backdoor Detection

1 code implementation8 Aug 2023 Zihan Guan, Mengnan Du, Ninghao Liu

An emerging detection strategy in the vision and NLP domains is based on an intriguing phenomenon: when training models on a mixture of backdoor and clean samples, the loss on backdoor samples drops significantly faster than on clean samples, allowing backdoor samples to be easily detected by selecting samples with the lowest loss values.

Attribute Graph Learning

CohortGPT: An Enhanced GPT for Participant Recruitment in Clinical Study

no code implementations21 Jul 2023 Zihan Guan, Zihao Wu, Zhengliang Liu, Dufan Wu, Hui Ren, Quanzheng Li, Xiang Li, Ninghao Liu

Participant recruitment based on unstructured medical texts such as clinical notes and radiology reports has been a challenging yet important task for the cohort establishment in clinical research.

Few-Shot Learning text-classification +1

ENGAGE: Explanation Guided Data Augmentation for Graph Representation Learning

1 code implementation3 Jul 2023 Yucheng Shi, Kaixiong Zhou, Ninghao Liu

Then, we design two data augmentation schemes on graphs for perturbing structural and feature information, respectively.

Contrastive Learning Data Augmentation +1

Could Small Language Models Serve as Recommenders? Towards Data-centric Cold-start Recommendations

1 code implementation29 Jun 2023 Xuansheng Wu, Huachi Zhou, Yucheng Shi, Wenlin Yao, Xiao Huang, Ninghao Liu

To evaluate our approach, we introduce a cold-start recommendation benchmark, and the results demonstrate that the enhanced small language models can achieve comparable cold-start recommendation performance to that of large models with only $17\%$ of the inference time.

In-Context Learning Language Modelling +2

Exploring New Frontiers in Agricultural NLP: Investigating the Potential of Large Language Models for Food Applications

no code implementations20 Jun 2023 Saed Rezayi, Zhengliang Liu, Zihao Wu, Chandra Dhakal, Bao Ge, Haixing Dai, Gengchen Mai, Ninghao Liu, Chen Zhen, Tianming Liu, Sheng Li

ChatGPT has shown to be a strong baseline in many NLP tasks, and we believe it has the potential to improve our model in the task of semantic matching and enhance our model's understanding of food-related concepts and relationships.

Language Modelling Nutrition

Improving Generalizability of Graph Anomaly Detection Models via Data Augmentation

1 code implementation18 Jun 2023 Shuang Zhou, Xiao Huang, Ninghao Liu, Huachi Zhou, Fu-Lai Chung, Long-Kai Huang

In this paper, we base on the phenomenon and propose a general and novel research problem of generalized graph anomaly detection that aims to effectively identify anomalies on both the training-domain graph and unseen testing graph to eliminate potential dangers.

Data Augmentation Graph Anomaly Detection

Efficient GNN Explanation via Learning Removal-based Attribution

no code implementations9 Jun 2023 Yao Rong, Guanchu Wang, Qizhang Feng, Ninghao Liu, Zirui Liu, Enkelejda Kasneci, Xia Hu

A strategy of subgraph sampling is designed in LARA to improve the scalability of the training process.

Interpretation of Time-Series Deep Models: A Survey

no code implementations23 May 2023 Ziqi Zhao, Yucheng Shi, Shushan Wu, Fan Yang, WenZhan Song, Ninghao Liu

Deep learning models developed for time-series associated tasks have become more widely researched nowadays.

Time Series

BadSAM: Exploring Security Vulnerabilities of SAM via Backdoor Attacks

no code implementations5 May 2023 Zihan Guan, Mengxuan Hu, Zhongliang Zhou, Jielu Zhang, Sheng Li, Ninghao Liu

Recently, the Segment Anything Model (SAM) has gained significant attention as an image segmentation foundation model due to its strong performance on various downstream tasks.

Backdoor Attack Image Segmentation +2

AGI: Artificial General Intelligence for Education

no code implementations24 Apr 2023 Ehsan Latif, Gengchen Mai, Matthew Nyaaba, Xuansheng Wu, Ninghao Liu, Guoyu Lu, Sheng Li, Tianming Liu, Xiaoming Zhai

AGI, driven by the recent large pre-trained models, represents a significant leap in the capability of machines to perform tasks that require human-level intelligence, such as reasoning, problem-solving, decision-making, and even understanding human emotions and social interactions.

Decision Making Fairness

Interactive System-wise Anomaly Detection

no code implementations21 Apr 2023 Guanchu Wang, Ninghao Liu, Daochen Zha, Xia Hu

Anomaly detection, where data instances are discovered containing feature patterns different from the majority, plays a fundamental role in various applications.

Anomaly Detection Data Poisoning

AGI for Agriculture

no code implementations12 Apr 2023 Guoyu Lu, Sheng Li, Gengchen Mai, Jin Sun, Dajiang Zhu, Lilong Chai, Haijian Sun, Xianqiao Wang, Haixing Dai, Ninghao Liu, Rui Xu, Daniel Petti, Tianming Liu, Changying Li

Artificial General Intelligence (AGI) is poised to revolutionize a variety of sectors, including healthcare, finance, transportation, and education.

Decision Making Knowledge Graphs +1

Did You Train on My Dataset? Towards Public Dataset Protection with Clean-Label Backdoor Watermarking

1 code implementation20 Mar 2023 Ruixiang Tang, Qizhang Feng, Ninghao Liu, Fan Yang, Xia Hu

To overcome this challenge, we introduce a clean-label backdoor watermarking framework that uses imperceptible perturbations to replace mislabeled samples.

Anomaly Detection

A Survey of Graph Prompting Methods: Techniques, Applications, and Challenges

no code implementations13 Mar 2023 Xuansheng Wu, Kaixiong Zhou, Mingchen Sun, Xin Wang, Ninghao Liu

In particular, we introduce the basic concepts of graph prompt learning, organize the existing work of designing graph prompting functions, and describe their applications and future challenges.

NoPPA: Non-Parametric Pairwise Attention Random Walk Model for Sentence Representation

1 code implementation24 Feb 2023 Xuansheng Wu, Zhiyi Zhao, Ninghao Liu

We propose a novel non-parametric/un-trainable language model, named Non-Parametric Pairwise Attention Random Walk Model (NoPPA), to generate sentence embedding only with pre-trained word embedding and pre-counted word frequency.

Language Modelling Sentence +2

Matching Exemplar as Next Sentence Prediction (MeNSP): Zero-shot Prompt Learning for Automatic Scoring in Science Education

1 code implementation20 Jan 2023 Xuansheng Wu, Xinyu He, Tianming Liu, Ninghao Liu, Xiaoming Zhai

Developing models to automatically score students' written responses to science problems is critical for science education.

Sentence

Bring Your Own View: Graph Neural Networks for Link Prediction with Personalized Subgraph Selection

1 code implementation23 Dec 2022 Qiaoyu Tan, Xin Zhang, Ninghao Liu, Daochen Zha, Li Li, Rui Chen, Soo-Hyun Choi, Xia Hu

To bridge the gap, we introduce a Personalized Subgraph Selector (PS2) as a plug-and-play framework to automatically, personally, and inductively identify optimal subgraphs for different edges when performing GNNLP.

Link Prediction

Interpreting Unfairness in Graph Neural Networks via Training Node Attribution

1 code implementation25 Nov 2022 Yushun Dong, Song Wang, Jing Ma, Ninghao Liu, Jundong Li

In this paper, we study a novel problem of interpreting GNN unfairness through attributing it to the influence of training nodes.

SEAT: Stable and Explainable Attention

no code implementations23 Nov 2022 Lijie Hu, Yixin Liu, Ninghao Liu, Mengdi Huai, Lichao Sun, Di Wang

Results show that SEAT is more stable against different perturbations and randomness while also keeps the explainability of attention, which indicates it is a more faithful explanation.

Improving Generalizability of Graph Anomaly Detection Models via Data Augmentation

1 code implementation21 Sep 2022 Shuang Zhou, Xiao Huang, Ninghao Liu, Fu-Lai Chung, Long-Kai Huang

In this paper, we base on the phenomenon and propose a general and novel research problem of generalized graph anomaly detection that aims to effectively identify anomalies on both the training-domain graph and unseen testing graph to eliminate potential dangers.

Data Augmentation Graph Anomaly Detection

DIVISION: Memory Efficient Training via Dual Activation Precision

1 code implementation5 Aug 2022 Guanchu Wang, Zirui Liu, Zhimeng Jiang, Ninghao Liu, Na Zou, Xia Hu

Activation compressed training provides a solution towards reducing the memory cost of training deep neural networks~(DNNs).

Quantization

Mitigating Algorithmic Bias with Limited Annotations

1 code implementation20 Jul 2022 Guanchu Wang, Mengnan Du, Ninghao Liu, Na Zou, Xia Hu

Existing work on fairness modeling commonly assumes that sensitive attributes for all instances are fully available, which may not be true in many real-world applications due to the high cost of acquiring sensitive information.

Fairness

G-Mixup: Graph Data Augmentation for Graph Classification

1 code implementation15 Feb 2022 Xiaotian Han, Zhimeng Jiang, Ninghao Liu, Xia Hu

To this end, we propose $\mathcal{G}$-Mixup to augment graphs for graph classification by interpolating the generator (i. e., graphon) of different classes of graphs.

Data Augmentation Graph Classification

Geometric Graph Representation Learning via Maximizing Rate Reduction

no code implementations13 Feb 2022 Xiaotian Han, Zhimeng Jiang, Ninghao Liu, Qingquan Song, Jundong Li, Xia Hu

Learning discriminative node representations benefits various downstream tasks in graph analysis such as community detection and node classification.

Community Detection Contrastive Learning +2

MGAE: Masked Autoencoders for Self-Supervised Learning on Graphs

no code implementations7 Jan 2022 Qiaoyu Tan, Ninghao Liu, Xiao Huang, Rui Chen, Soo-Hyun Choi, Xia Hu

We introduce a novel masked graph autoencoder (MGAE) framework to perform effective learning on graph structure data.

Link Prediction Node Classification +1

Defense Against Explanation Manipulation

no code implementations8 Nov 2021 Ruixiang Tang, Ninghao Liu, Fan Yang, Na Zou, Xia Hu

Explainable machine learning attracts increasing attention as it improves transparency of models, which is helpful for machine learning to be trusted in real applications.

Adversarial Attack BIG-bench Machine Learning

G-Mixup: Graph Augmentation for Graph Classification

no code implementations29 Sep 2021 Xiaotian Han, Zhimeng Jiang, Ninghao Liu, Xia Hu

To this end, we propose $\mathcal{G}$-Mixup to augment graphs for graph classification by interpolating the generator (i. e., graphon) of different classes of graphs.

Graph Classification

Adaptive Label Smoothing To Regularize Large-Scale Graph Training

no code implementations30 Aug 2021 Kaixiong Zhou, Ninghao Liu, Fan Yang, Zirui Liu, Rui Chen, Li Li, Soo-Hyun Choi, Xia Hu

Graph neural networks (GNNs), which learn the node representations by recursively aggregating information from its neighbors, have become a predominant computational tool in many domains.

Node Clustering

EDITS: Modeling and Mitigating Data Bias for Graph Neural Networks

1 code implementation11 Aug 2021 Yushun Dong, Ninghao Liu, Brian Jalaian, Jundong Li

We then develop a framework EDITS to mitigate the bias in attributed networks while maintaining the performance of GNNs in downstream tasks.

Decision Making Fraud Detection

ExAD: An Ensemble Approach for Explanation-based Adversarial Detection

no code implementations22 Mar 2021 Raj Vardhan, Ninghao Liu, Phakpoom Chinprutthiwong, Weijie Fu, Zhenyu Hu, Xia Ben Hu, Guofei Gu

Several defense methods have been proposed against adversarial attacks to detect adversarial examples at test time or to make machine learning models more robust.

BIG-bench Machine Learning

Sparse-Interest Network for Sequential Recommendation

1 code implementation18 Feb 2021 Qiaoyu Tan, Jianwei Zhang, Jiangchao Yao, Ninghao Liu, Jingren Zhou, Hongxia Yang, Xia Hu

Our sparse-interest module can adaptively infer a sparse set of concepts for each user from the large concept pool and output multiple embeddings accordingly.

Sequential Recommendation

Dynamic Memory based Attention Network for Sequential Recommendation

1 code implementation18 Feb 2021 Qiaoyu Tan, Jianwei Zhang, Ninghao Liu, Xiao Huang, Hongxia Yang, Jingren Zhou, Xia Hu

It segments the overall long behavior sequence into a series of sub-sequences, then trains the model and maintains a set of memory blocks to preserve long-term interests of users.

Sequential Recommendation

Generative Counterfactuals for Neural Networks via Attribute-Informed Perturbation

no code implementations18 Jan 2021 Fan Yang, Ninghao Liu, Mengnan Du, Xia Hu

With the wide use of deep neural networks (DNN), model interpretability has become a critical concern, since explainable decisions are preferred in high-stake scenarios.

Attribute

Learning sparse codes from compressed representations with biologically plausible local wiring constraints

1 code implementation NeurIPS 2020 Kion Fallah, Adam Willats, Ninghao Liu, Christopher Rozell

Unfortunately, current proposals for sparse coding in the compressed space require a centralized compression process (i. e., dense random matrix) that is biologically unrealistic due to local wiring constraints observed in neural circuits.

Dimensionality Reduction

Are Interpretations Fairly Evaluated? A Definition Driven Pipeline for Post-Hoc Interpretability

no code implementations16 Sep 2020 Ninghao Liu, Yunsong Meng, Xia Hu, Tie Wang, Bo Long

Recent years have witnessed an increasing number of interpretation methods being developed for improving transparency of NLP models.

Explainable Recommender Systems via Resolving Learning Representations

no code implementations21 Aug 2020 Ninghao Liu, Yong Ge, Li Li, Xia Hu, Rui Chen, Soo-Hyun Choi

Different from previous work, in our model, factor discovery and representation learning are simultaneously conducted, and we are able to handle extra attribute information and knowledge.

Attribute Explainable Recommendation +2

An Embarrassingly Simple Approach for Trojan Attack in Deep Neural Networks

1 code implementation15 Jun 2020 Ruixiang Tang, Mengnan Du, Ninghao Liu, Fan Yang, Xia Hu

In this paper, we investigate a specific security problem called trojan attack, which aims to attack deployed DNN systems relying on the hidden trigger patterns inserted by malicious hackers.

Adversarial Attacks and Defenses: An Interpretation Perspective

no code implementations23 Apr 2020 Ninghao Liu, Mengnan Du, Ruocheng Guo, Huan Liu, Xia Hu

In this paper, we review recent work on adversarial attacks and defenses, particularly from the perspective of machine learning interpretation.

Adversarial Attack Adversarial Defense +2

Learning to Hash with Graph Neural Networks for Recommender Systems

no code implementations4 Mar 2020 Qiaoyu Tan, Ninghao Liu, Xing Zhao, Hongxia Yang, Jingren Zhou, Xia Hu

In this work, we investigate the problem of hashing with graph neural networks (GNNs) for high quality retrieval, and propose a simple yet effective discrete representation learning framework to jointly learn continuous and discrete codes.

Deep Hashing Graph Representation Learning +1

Distribution-Guided Local Explanation for Black-Box Classifiers

no code implementations25 Sep 2019 Weijie Fu, Meng Wang, Mengnan Du, Ninghao Liu, Shijie Hao, Xia Hu

Existing local explanation methods provide an explanation for each decision of black-box classifiers, in the form of relevance scores of features according to their contributions.

Learning Credible Deep Neural Networks with Rationale Regularization

no code implementations13 Aug 2019 Mengnan Du, Ninghao Liu, Fan Yang, Xia Hu

Recent explainability related studies have shown that state-of-the-art DNNs do not always adopt correct evidences to make decisions.

text-classification Text Classification

Deep Structured Cross-Modal Anomaly Detection

no code implementations11 Aug 2019 Yuening Li, Ninghao Liu, Jundong Li, Mengnan Du, Xia Hu

To this end, we propose a novel deep structured anomaly detection framework to identify the cross-modal anomalies embedded in the data.

Anomaly Detection

Is a Single Vector Enough? Exploring Node Polysemy for Network Embedding

1 code implementation25 May 2019 Ninghao Liu, Qiaoyu Tan, Yuening Li, Hongxia Yang, Jingren Zhou, Xia Hu

Network embedding models are powerful tools in mapping nodes in a network into continuous vector-space representations in order to facilitate subsequent tasks such as classification and link prediction.

General Classification Language Modelling +3

Deep Representation Learning for Social Network Analysis

no code implementations18 Apr 2019 Qiaoyu Tan, Ninghao Liu, Xia Hu

First, we introduce the basic models for learning node representations in homogeneous networks.

Anomaly Detection Attribute +3

On Attribution of Recurrent Neural Network Predictions via Additive Decomposition

no code implementations27 Mar 2019 Mengnan Du, Ninghao Liu, Fan Yang, Shuiwang Ji, Xia Hu

REAT decomposes the final prediction of a RNN into additive contribution of each word in the input text.

Decision Making

Techniques for Interpretable Machine Learning

no code implementations31 Jul 2018 Mengnan Du, Ninghao Liu, Xia Hu

Interpretable machine learning tackles the important problem that humans cannot understand the behaviors of complex machine learning models and how these models arrive at a particular decision.

BIG-bench Machine Learning Interpretable Machine Learning

Towards Explanation of DNN-based Prediction with Guided Feature Inversion

no code implementations19 Mar 2018 Mengnan Du, Ninghao Liu, Qingquan Song, Xia Hu

While deep neural networks (DNN) have become an effective computational tool, the prediction results are often criticized by the lack of interpretability, which is essential in many real-world applications such as health informatics.

Decision Making

Contextual Outlier Interpretation

no code implementations28 Nov 2017 Ninghao Liu, Donghwa Shin, Xia Hu

Outlier detection plays an essential role in many data-driven applications to identify isolated instances that are different from the majority.

feature selection Outlier Interpretation

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