Search Results for author: Qiang Yang

Found 90 papers, 25 papers with code

Learn to Cross-lingual Transfer with Meta Graph Learning Across Heterogeneous Languages

no code implementations EMNLP 2020 Zheng Li, Mukul Kumar, William Headden, Bing Yin, Ying WEI, Yu Zhang, Qiang Yang

Recent emergence of multilingual pre-training language model (mPLM) has enabled breakthroughs on various downstream cross-lingual transfer (CLT) tasks.

Cross-Lingual Transfer Graph Learning +1

Transferring SLU Models in Novel Domains

no code implementations ICLR 2019 Yaohua Tang, Kaixiang Mo, Qian Xu, Chao Zhang, Qiang Yang

When building models for novel natural language domains, a major challenge is the lack of data in the new domains, no matter whether the data is annotated or not.

Meta-Learning Slot Filling +2

FedIPR: Ownership Verification for Federated Deep Neural Network Models

no code implementations27 Sep 2021 Lixin Fan, Bowen Li, Hanlin Gu, Jie Li, Qiang Yang

Federated learning models must be protected against plagiarism since these models are built upon valuable training data owned by multiple institutions or people. This paper illustrates a novel federated deep neural network (FedDNN) ownership verification scheme that allows ownership signatures to be embedded and verified to claim legitimate intellectual property rights (IPR) of FedDNN models, in case that models are illegally copied, re-distributed or misused.

Federated Learning

Federated Deep Learning with Bayesian Privacy

no code implementations27 Sep 2021 Hanlin Gu, Lixin Fan, Bowen Li, Yan Kang, Yuan YAO, Qiang Yang

To address the aforementioned perplexity, we propose a novel Bayesian Privacy (BP) framework which enables Bayesian restoration attacks to be formulated as the probability of reconstructing private data from observed public information.

Federated Learning Image Classification

Multi-Task Learning in Natural Language Processing: An Overview

no code implementations19 Sep 2021 Shijie Chen, Yu Zhang, Qiang Yang

Deep learning approaches have achieved great success in the field of Natural Language Processing (NLP).

Multi-Task Learning

QUEACO: Borrowing Treasures from Weakly-labeled Behavior Data for Query Attribute Value Extraction

no code implementations19 Aug 2021 Danqing Zhang, Zheng Li, Tianyu Cao, Chen Luo, Tony Wu, Hanqing Lu, Yiwei Song, Bing Yin, Tuo Zhao, Qiang Yang

We study the problem of query attribute value extraction, which aims to identify named entities from user queries as diverse surface form attribute values and afterward transform them into formally canonical forms.

Attribute Value Extraction Named Entity Recognition +1

Practical and Secure Federated Recommendation with Personalized Masks

no code implementations18 Aug 2021 Liu Yang, Ben Tan, Bo Liu, Vincent W. Zheng, Kai Chen, Qiang Yang

Federated masked matrix factorization could protect the data privacy in federated recommender systems without sacrificing efficiency or efficacy.

Federated Learning Recommendation Systems

Transferring Knowledge Distillation for Multilingual Social Event Detection

1 code implementation6 Aug 2021 Jiaqian Ren, Hao Peng, Lei Jiang, Jia Wu, Yongxin Tong, Lihong Wang, Xu Bai, Bo wang, Qiang Yang

Experiments on both synthetic and real-world datasets show the framework to be highly effective at detection in both multilingual data and in languages where training samples are scarce.

Event Detection Knowledge Distillation +1

Protecting Intellectual Property of Generative Adversarial Networks From Ambiguity Attacks

no code implementations CVPR 2021 Ding Sheng Ong, Chee Seng Chan, Kam Woh Ng, Lixin Fan, Qiang Yang

Ever since Machine Learning as a Service emerges as a viable business that utilizes deep learning models to generate lucrative revenue, Intellectual Property Right (IPR) has become a major concern because these deep learning models can easily be replicated, shared, and re-distributed by any unauthorized third parties.

Image Generation Image Super-Resolution +1

Frustratingly Easy Transferability Estimation

no code implementations17 Jun 2021 Long-Kai Huang, Ying WEI, Yu Rong, Qiang Yang, Junzhou Huang

Transferability estimation has been an essential tool in selecting a pre-trained model and the layers of it to transfer, so as to maximize the performance on a target task and prevent negative transfer.

Mutual Information Estimation Transfer Learning

Ternary Hashing

no code implementations16 Mar 2021 Chang Liu, Lixin Fan, Kam Woh Ng, Yilun Jin, Ce Ju, Tianyu Zhang, Chee Seng Chan, Qiang Yang

This paper proposes a novel ternary hash encoding for learning to hash methods, which provides a principled more efficient coding scheme with performances better than those of the state-of-the-art binary hashing counterparts.

Towards Personalized Federated Learning

no code implementations1 Mar 2021 Alysa Ziying Tan, Han Yu, Lizhen Cui, Qiang Yang

As artificial intelligence (AI)-empowered applications become widespread, there is growing awareness and concern for user privacy and data confidentiality.

Personalized Federated Learning

Protecting Intellectual Property of Generative Adversarial Networks from Ambiguity Attack

1 code implementation8 Feb 2021 Ding Sheng Ong, Chee Seng Chan, Kam Woh Ng, Lixin Fan, Qiang Yang

Ever since Machine Learning as a Service (MLaaS) emerges as a viable business that utilizes deep learning models to generate lucrative revenue, Intellectual Property Right (IPR) has become a major concern because these deep learning models can easily be replicated, shared, and re-distributed by any unauthorized third parties.

Image Generation Image Super-Resolution +1

Self-supervised Cross-silo Federated Neural Architecture Search

no code implementations28 Jan 2021 Xinle Liang, Yang Liu, Jiahuan Luo, Yuanqin He, Tianjian Chen, Qiang Yang

Federated Learning (FL) provides both model performance and data privacy for machine learning tasks where samples or features are distributed among different parties.

Federated Learning Neural Architecture Search

TrNews: Heterogeneous User-Interest Transfer Learning for News Recommendation

no code implementations EACL 2021 GuangNeng Hu, Qiang Yang

To take advantage of the existing corpus, we propose a transfer learning model (dubbed as TrNews) for news recommendation to transfer the knowledge from a source corpus to a target corpus.

News Recommendation Transfer Learning

Privacy and Robustness in Federated Learning: Attacks and Defenses

no code implementations7 Dec 2020 Lingjuan Lyu, Han Yu, Xingjun Ma, Lichao Sun, Jun Zhao, Qiang Yang, Philip S. Yu

Besides training powerful global models, it is of paramount importance to design FL systems that have privacy guarantees and are resistant to different types of adversaries.

Federated Learning

Rethinking Uncertainty in Deep Learning: Whether and How it Improves Robustness

no code implementations27 Nov 2020 Yilun Jin, Lixin Fan, Kam Woh Ng, Ce Ju, Qiang Yang

Deep neural networks (DNNs) are known to be prone to adversarial attacks, for which many remedies are proposed.

FedEval: A Benchmark System with a Comprehensive Evaluation Model for Federated Learning

1 code implementation19 Nov 2020 Di Chai, Leye Wang, Kai Chen, Qiang Yang

As an innovative solution for privacy-preserving machine learning (ML), federated learning (FL) is attracting much attention from research and industry areas.

Federated Learning

Two Sides of the Same Coin: White-box and Black-box Attacks for Transfer Learning

1 code implementation25 Aug 2020 Yinghua Zhang, Yangqiu Song, Jian Liang, Kun Bai, Qiang Yang

To systematically measure the effect of both white-box and black-box attacks, we propose a new metric to evaluate how transferable are the adversarial examples produced by a source model to a target model.

Transfer Learning

Protect, Show, Attend and Tell: Empowering Image Captioning Models with Ownership Protection

1 code implementation25 Aug 2020 Jian Han Lim, Chee Seng Chan, Kam Woh Ng, Lixin Fan, Qiang Yang

By and large, existing Intellectual Property (IP) protection on deep neural networks typically i) focus on image classification task only, and ii) follow a standard digital watermarking framework that was conventionally used to protect the ownership of multimedia and video content.

Image Captioning Image Classification

Data science and AI in FinTech: An overview

no code implementations10 Jul 2020 Longbing Cao, Qiang Yang, Philip S. Yu

Financial technology (FinTech) has been playing an increasingly critical role in driving modern economies, society, technology, and many other areas.

Federated Learning

Privacy Threats Against Federated Matrix Factorization

no code implementations3 Jul 2020 Dashan Gao, Ben Tan, Ce Ju, Vincent W. Zheng, Qiang Yang

Matrix Factorization has been very successful in practical recommendation applications and e-commerce.

Collaborative Filtering Federated Learning +1

Rethinking Privacy Preserving Deep Learning: How to Evaluate and Thwart Privacy Attacks

no code implementations20 Jun 2020 Lixin Fan, Kam Woh Ng, Ce Ju, Tianyu Zhang, Chang Liu, Chee Seng Chan, Qiang Yang

This paper investigates capabilities of Privacy-Preserving Deep Learning (PPDL) mechanisms against various forms of privacy attacks.

Privacy Preserving Deep Learning

Network On Network for Tabular Data Classification in Real-world Applications

no code implementations20 May 2020 Yuanfei Luo, Hao Zhou, Wei-Wei Tu, Yuqiang Chen, Wenyuan Dai, Qiang Yang

As a result, the intra-field information and the non-linear interactions between those operations (e. g. neural network and factorization machines) are ignored.

Classification General Classification

Fisher Deep Domain Adaptation

1 code implementation12 Mar 2020 Yinghua Zhang, Yu Zhang, Ying WEI, Kun Bai, Yangqiu Song, Qiang Yang

Though the learned representations are separable in the source domain, they usually have a large variance and samples with different class labels tend to overlap in the target domain, which yields suboptimal adaptation performance.

Domain Adaptation

Threats to Federated Learning: A Survey

no code implementations4 Mar 2020 Lingjuan Lyu, Han Yu, Qiang Yang

It is thus of paramount importance to make FL system designers to be aware of the implications of future FL algorithm design on privacy-preservation.

Federated Learning

Towards Utilizing Unlabeled Data in Federated Learning: A Survey and Prospective

no code implementations26 Feb 2020 Yilun Jin, Xiguang Wei, Yang Liu, Qiang Yang

Federated Learning (FL) proposed in recent years has received significant attention from researchers in that it can bring separate data sources together and build machine learning models in a collaborative but private manner.

Federated Learning

RPN: A Residual Pooling Network for Efficient Federated Learning

no code implementations23 Jan 2020 Anbu Huang, YuanYuan Chen, Yang Liu, Tianjian Chen, Qiang Yang

Federated learning is a distributed machine learning framework which enables different parties to collaboratively train a model while protecting data privacy and security.

Federated Learning

A Communication Efficient Collaborative Learning Framework for Distributed Features

no code implementations24 Dec 2019 Yang Liu, Yan Kang, Xinwei Zhang, Liping Li, Yong Cheng, Tianjian Chen, Mingyi Hong, Qiang Yang

We introduce a collaborative learning framework allowing multiple parties having different sets of attributes about the same user to jointly build models without exposing their raw data or model parameters.

A Quasi-Newton Method Based Vertical Federated Learning Framework for Logistic Regression

no code implementations1 Dec 2019 Kai Yang, Tao Fan, Tianjian Chen, Yuanming Shi, Qiang Yang

Our approach can considerably reduce the number of communication rounds with a little additional communication cost per round.

Federated Learning

Prototypical Networks for Multi-Label Learning

no code implementations17 Nov 2019 Zhuo Yang, Yufei Han, Guoxian Yu, Qiang Yang, Xiangliang Zhang

We propose to formulate multi-label learning as a estimation of class distribution in a non-linear embedding space, where for each label, its positive data embeddings and negative data embeddings distribute compactly to form a positive component and negative component respectively, while the positive component and negative component are pushed away from each other.

Multi-Label Classification Multi-Label Learning

L2RS: A Learning-to-Rescore Mechanism for Automatic Speech Recognition

no code implementations25 Oct 2019 Yuanfeng Song, Di Jiang, Xuefang Zhao, Qian Xu, Raymond Chi-Wing Wong, Lixin Fan, Qiang Yang

Modern Automatic Speech Recognition (ASR) systems primarily rely on scores from an Acoustic Model (AM) and a Language Model (LM) to rescore the N-best lists.

automatic-speech-recognition Language Modelling +2

Real-World Image Datasets for Federated Learning

1 code implementation14 Oct 2019 Jiahuan Luo, Xueyang Wu, Yun Luo, Anbu Huang, Yun-Feng Huang, Yang Liu, Qiang Yang

Federated learning is a new machine learning paradigm which allows data parties to build machine learning models collaboratively while keeping their data secure and private.

Federated Learning

Federated Transfer Reinforcement Learning for Autonomous Driving

no code implementations14 Oct 2019 Xinle Liang, Yang Liu, Tianjian Chen, Ming Liu, Qiang Yang

Reinforcement learning (RL) is widely used in autonomous driving tasks and training RL models typically involves in a multi-step process: pre-training RL models on simulators, uploading the pre-trained model to real-life robots, and fine-tuning the weight parameters on robot vehicles.

Autonomous Driving Transfer Reinforcement Learning

Transfer Learning with Dynamic Distribution Adaptation

1 code implementation17 Sep 2019 Jindong Wang, Yiqiang Chen, Wenjie Feng, Han Yu, Meiyu Huang, Qiang Yang

Since the source and the target domains are usually from different distributions, existing methods mainly focus on adapting the cross-domain marginal or conditional distributions.

Domain Adaptation Image Classification +2

HHHFL: Hierarchical Heterogeneous Horizontal Federated Learning for Electroencephalography

no code implementations11 Sep 2019 Dashan Gao, Ce Ju, Xiguang Wei, Yang Liu, Tianjian Chen, Qiang Yang

To verify the effectiveness of our approach, we conduct experiments on a real-world EEG dataset, consisting of heterogeneous data collected from diverse devices.

EEG Emotion Recognition +1

Secure Federated Matrix Factorization

no code implementations12 Jun 2019 Di Chai, Leye Wang, Kai Chen, Qiang Yang

The key principle of federated learning is training a machine learning model without needing to know each user's personal raw private data.

Federated Learning

Beyond Personalization: Social Content Recommendation for Creator Equality and Consumer Satisfaction

1 code implementation28 May 2019 Wenyi Xiao, Huan Zhao, Haojie Pan, Yangqiu Song, Vincent W. Zheng, Qiang Yang

An effective content recommendation in modern social media platforms should benefit both creators to bring genuine benefits to them and consumers to help them get really interesting content.

Multi-Modal Graph Interaction for Multi-Graph Convolution Network in Urban Spatiotemporal Forecasting

no code implementations27 May 2019 Xu Geng, Xiyu Wu, Lingyu Zhang, Qiang Yang, Yan Liu, Jieping Ye

To incorporate multiple relationships into spatial feature extraction, we define the problem as a multi-modal machine learning problem on multi-graph convolution networks.

AutoCross: Automatic Feature Crossing for Tabular Data in Real-World Applications

no code implementations29 Apr 2019 Yuanfei Luo, Mengshuo Wang, Hao Zhou, Quanming Yao, Wei-Wei Tu, Yuqiang Chen, Qiang Yang, Wenyuan Dai

Feature crossing captures interactions among categorical features and is useful to enhance learning from tabular data in real-world businesses.

Distributed Computing

Easy Transfer Learning By Exploiting Intra-domain Structures

1 code implementation2 Apr 2019 Jindong Wang, Yiqiang Chen, Han Yu, Meiyu Huang, Qiang Yang

In this paper, we propose a practically Easy Transfer Learning (EasyTL) approach which requires no model selection and hyperparameter tuning, while achieving competitive performance.

Domain Adaptation Model Selection +1

Learning to Transfer Examples for Partial Domain Adaptation

1 code implementation CVPR 2019 Zhangjie Cao, Kaichao You, Mingsheng Long, Jian-Min Wang, Qiang Yang

Under the condition that target labels are unknown, the key challenge of PDA is how to transfer relevant examples in the shared classes to promote positive transfer, and ignore irrelevant ones in the specific classes to mitigate negative transfer.

Partial Domain Adaptation Transfer Learning

AutoML @ NeurIPS 2018 challenge: Design and Results

no code implementations12 Mar 2019 Hugo Jair Escalante, Wei-Wei Tu, Isabelle Guyon, Daniel L. Silver, Evelyne Viegas, Yuqiang Chen, Wenyuan Dai, Qiang Yang

We organized a competition on Autonomous Lifelong Machine Learning with Drift that was part of the competition program of NeurIPS 2018.

AutoML

SecureBoost: A Lossless Federated Learning Framework

no code implementations25 Jan 2019 Kewei Cheng, Tao Fan, Yilun Jin, Yang Liu, Tianjian Chen, Dimitrios Papadopoulos, Qiang Yang

This federated learning system allows the learning process to be jointly conducted over multiple parties with common user samples but different feature sets, which corresponds to a vertically partitioned data set.

Entity Alignment Federated Learning

Federated Deep Reinforcement Learning

no code implementations24 Jan 2019 Hankz Hankui Zhuo, Wenfeng Feng, Yufeng Lin, Qian Xu, Qiang Yang

In deep reinforcement learning, building policies of high-quality is challenging when the feature space of states is small and the training data is limited.

Transfer Learning

Transfer Meets Hybrid: A Synthetic Approach for Cross-Domain Collaborative Filtering with Text

no code implementations22 Jan 2019 Guang-Neng Hu, Yu Zhang, Qiang Yang

Another thread is to transfer knowledge from other source domains such as improving the movie recommendation with the knowledge from the book domain, leading to transfer learning methods.

Collaborative Filtering Recommendation Systems +1

Secure Federated Transfer Learning

no code implementations8 Dec 2018 Yang Liu, Yan Kang, Chaoping Xing, Tianjian Chen, Qiang Yang

A secure transfer cross validation approach is also proposed to guard the FTL performance under the federation.

Transfer Learning

Building Ethics into Artificial Intelligence

no code implementations7 Dec 2018 Han Yu, Zhiqi Shen, Chunyan Miao, Cyril Leung, Victor R. Lesser, Qiang Yang

As artificial intelligence (AI) systems become increasingly ubiquitous, the topic of AI governance for ethical decision-making by AI has captured public imagination.

Decision Making

Differential Private Stack Generalization with an Application to Diabetes Prediction

no code implementations23 Nov 2018 Quanming Yao, Xiawei Guo, James T. Kwok, WeiWei Tu, Yuqiang Chen, Wenyuan Dai, Qiang Yang

To meet the standard of differential privacy, noise is usually added into the original data, which inevitably deteriorates the predicting performance of subsequent learning algorithms.

Diabetes Prediction Ensemble Learning +2

Exploiting Coarse-to-Fine Task Transfer for Aspect-level Sentiment Classification

1 code implementation AAAI 2019 2018 Zheng Li, Ying WEI, Yu Zhang, Xiang Zhang, Xin Li, Qiang Yang

Aspect-level sentiment classification (ASC) aims at identifying sentiment polarities towards aspects in a sentence, where the aspect can behave as a general Aspect Category (AC) or a specific Aspect Term (AT).

General Classification Sentiment Analysis

Taking Human out of Learning Applications: A Survey on Automated Machine Learning

1 code implementation31 Oct 2018 Quanming Yao, Mengshuo Wang, Yuqiang Chen, Wenyuan Dai, Yu-Feng Li, Wei-Wei Tu, Qiang Yang, Yang Yu

We hope this survey can serve as not only an insightful guideline for AutoML beginners but also an inspiration for future research.

AutoML

Smart City Development with Urban Transfer Learning

no code implementations5 Aug 2018 Leye Wang, Bin Guo, Qiang Yang

To address this problem, transfer learning can be leveraged to accelerate the smart city development, which we term the urban transfer learning paradigm.

Transfer Learning

Bike Flow Prediction with Multi-Graph Convolutional Networks

no code implementations28 Jul 2018 Di Chai, Leye Wang, Qiang Yang

We propose a new multi-graph convolutional neural network model to predict the bike flow at station-level, where the key novelty is viewing the bike sharing system from the graph perspective.

Transfer Learning via Learning to Transfer

no code implementations ICML 2018 Ying WEI, Yu Zhang, Junzhou Huang, Qiang Yang

In transfer learning, what and how to transfer are two primary issues to be addressed, as different transfer learning algorithms applied between a source and a target domain result in different knowledge transferred and thereby the performance improvement in the target domain.

Transfer Learning

Learning to Multitask

no code implementations NeurIPS 2018 Yu Zhang, Ying WEI, Qiang Yang

Based on such training set, L2MT first uses a proposed layerwise graph neural network to learn task embeddings for all the tasks in a multitask problem and then learns an estimation function to estimate the relative test error based on task embeddings and the representation of the multitask model based on a unified formulation.

Hierarchical Attention Transfer Network for Cross-Domain Sentiment Classification

1 code implementation Thirty-Second AAAI Conference on Artificial Intelligence 2018 Zheng Li, Ying WEI, Yu Zhang, Qiang Yang

Existing cross-domain sentiment classification meth- ods cannot automatically capture non-pivots, i. e., the domain- specific sentiment words, and pivots, i. e., the domain-shared sentiment words, simultaneously.

Classification Cross-Domain Text Classification +4

Parameter Transfer Unit for Deep Neural Networks

no code implementations23 Apr 2018 Yinghua Zhang, Yu Zhang, Qiang Yang

Unfortunately, the transferability is usually defined as discrete states and it differs with domains and network architectures.

Cross-domain Dialogue Policy Transfer via Simultaneous Speech-act and Slot Alignment

no code implementations20 Apr 2018 Kaixiang Mo, Yu Zhang, Qiang Yang, Pascale Fung

Also, they depend on either common slots or slot entropy, which are not available when the source and target slots are totally disjoint and no database is available to calculate the slot entropy.

CoNet: Collaborative Cross Networks for Cross-Domain Recommendation

no code implementations18 Apr 2018 Guang-Neng Hu, Yu Zhang, Qiang Yang

CoNet enables dual knowledge transfer across domains by introducing cross connections from one base network to another and vice versa.

Recommendation Systems Transfer Learning

LCMR: Local and Centralized Memories for Collaborative Filtering with Unstructured Text

no code implementations17 Apr 2018 GuangNeng Hu, Yu Zhang, Qiang Yang

By modeling content information as local memories, LCMR attentively learns what to exploit with the guidance of user-item interaction.

Collaborative Filtering Recommendation Systems

Cross-City Transfer Learning for Deep Spatio-Temporal Prediction

no code implementations1 Feb 2018 Leye Wang, Xu Geng, Xiaojuan Ma, Feng Liu, Qiang Yang

RegionTrans aims to effectively transfer knowledge from a data-rich source city to a data-scarce target city.

Transfer Learning

Fine Grained Knowledge Transfer for Personalized Task-oriented Dialogue Systems

no code implementations11 Nov 2017 Kaixiang Mo, Yu Zhang, Qiang Yang, Pascale Fung

Training a personalized dialogue system requires a lot of data, and the data collected for a single user is usually insufficient.

Task-Oriented Dialogue Systems Transfer Learning

Integrating User and Agent Models: A Deep Task-Oriented Dialogue System

no code implementations10 Nov 2017 Weiyan Wang, Yuxiang Wu, Yu Zhang, Zhongqi Lu, Kaixiang Mo, Qiang Yang

Then the built user model is used as a leverage to train the agent model by deep reinforcement learning.

Task-Oriented Dialogue Systems

Flexible End-to-End Dialogue System for Knowledge Grounded Conversation

no code implementations13 Sep 2017 Wenya Zhu, Kaixiang Mo, Yu Zhang, Zhangbin Zhu, Xuezheng Peng, Qiang Yang

Although existing generative question answering (QA) systems can be applied to knowledge grounded conversation, they either have at most one entity in a response or cannot deal with out-of-vocabulary entities.

Generative Question Answering

Learning to Transfer

no code implementations18 Aug 2017 Ying Wei, Yu Zhang, Qiang Yang

We establish the L2T framework in two stages: 1) we first learn a reflection function encrypting transfer learning skills from experiences; and 2) we infer what and how to transfer for a newly arrived pair of domains by optimizing the reflection function.

Transfer Learning

A Survey on Multi-Task Learning

1 code implementation25 Jul 2017 Yu Zhang, Qiang Yang

Multi-Task Learning (MTL) is a learning paradigm in machine learning and its aim is to leverage useful information contained in multiple related tasks to help improve the generalization performance of all the tasks.

Active Learning Dimensionality Reduction +2

Ridesourcing Car Detection by Transfer Learning

no code implementations23 May 2017 Leye Wang, Xu Geng, Jintao Ke, Chen Peng, Xiaojuan Ma, Daqing Zhang, Qiang Yang

Finally, we use the resulting ensemble of RF and CNN to identify the ridesourcing cars in the candidate pool.

Transfer Learning

Online Hashing

no code implementations6 Apr 2017 Long-Kai Huang, Qiang Yang, Wei-Shi Zheng

Specifically, a new loss function is proposed to measure the similarity loss between a pair of data samples in hamming space.

Cosine Normalization: Using Cosine Similarity Instead of Dot Product in Neural Networks

1 code implementation20 Feb 2017 Chunjie Luo, Jianfeng Zhan, Lei Wang, Qiang Yang

We compare cosine normalization with batch, weight and layer normalization in fully-connected neural networks as well as convolutional networks on the data sets of MNIST, 20NEWS GROUP, CIFAR-10/100 and SVHN.

Personalizing a Dialogue System with Transfer Reinforcement Learning

no code implementations10 Oct 2016 Kaixiang Mo, Shuangyin Li, Yu Zhang, Jiajun Li, Qiang Yang

One way to solve this problem is to consider a collection of multiple users' data as a source domain and an individual user's data as a target domain, and to perform a transfer learning from the source to the target domain.

Transfer Reinforcement Learning

Partially Observable Markov Decision Process for Recommender Systems

no code implementations28 Aug 2016 Zhongqi Lu, Qiang Yang

We report the "Recurrent Deterioration" (RD) phenomenon observed in online recommender systems.

Recommendation Systems

Transitive Hashing Network for Heterogeneous Multimedia Retrieval

no code implementations15 Aug 2016 Zhangjie Cao, Mingsheng Long, Qiang Yang

Hashing has been widely applied to large-scale multimedia retrieval due to the storage and retrieval efficiency.

Collaborative Receptive Field Learning

1 code implementation2 Feb 2014 Shu Kong, Zhuolin Jiang, Qiang Yang

However, measuring pairwise distance of RF's for building the similarity graph is a nontrivial problem.

General Classification

Learning Mid-Level Features and Modeling Neuron Selectivity for Image Classification

no code implementations22 Jan 2014 Shu Kong, Zhuolin Jiang, Qiang Yang

We now know that mid-level features can greatly enhance the performance of image learning, but how to automatically learn the image features efficiently and in an unsupervised manner is still an open question.

Age Estimation Classification +4

Action-Model Based Multi-agent Plan Recognition

no code implementations NeurIPS 2012 Hankz H. Zhuo, Qiang Yang, Subbarao Kambhampati

Previous MAPR approaches required a library of team activity sequences (team plans) be given as input.

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