Search Results for author: Jinbo Bi

Found 22 papers, 6 papers with code

Weakly Supervised Change Detection via Knowledge Distillation and Multiscale Sigmoid Inference

1 code implementation9 Mar 2024 Binghao Lu, Caiwen Ding, Jinbo Bi, Dongjin Song

Moreover, we designed a Multiscale Sigmoid Inference (MSI) module as a post processing step to further refine the change probability map from the trained student network.

Change Detection Knowledge Distillation +1

Distilling Adversarial Robustness Using Heterogeneous Teachers

no code implementations23 Feb 2024 Jieren Deng, Aaron Palmer, Rigel Mahmood, Ethan Rathbun, Jinbo Bi, Kaleel Mahmood, Derek Aguiar

Achieving resiliency against adversarial attacks is necessary prior to deploying neural network classifiers in domains where misclassification incurs substantial costs, e. g., self-driving cars or medical imaging.

Adversarial Robustness Knowledge Distillation +1

Heterogeneous Graph Sparsification for Efficient Representation Learning

no code implementations14 Nov 2022 Chandan Chunduru, Chun Jiang Zhu, Blake Gains, Jinbo Bi

Graph sparsification is a powerful tool to approximate an arbitrary graph and has been used in machine learning over homogeneous graphs.

Graph Learning Knowledge Graphs +1

Auto-Encoding Goodness of Fit

no code implementations12 Oct 2022 Aaron Palmer, Zhiyi Chi, Derek Aguiar, Jinbo Bi

Goodness of fit (GoF) hypothesis tests provide a measure of statistical indistinguishability between the latent distribution and a target distribution class.

Identifying Interactions among Categorical Predictors with Monte-Carlo Tree Search

no code implementations29 Sep 2021 Tan Zhu, Fei Do, Chloe Becquey, Jinbo Bi

Identifying interpretable interactions among categorical predictors for predictive modeling is crucial in various research fields.

An Efficient Algorithm for Deep Stochastic Contextual Bandits

no code implementations12 Apr 2021 Tan Zhu, Guannan Liang, Chunjiang Zhu, Haining Li, Jinbo Bi

In this work, we formulate the SCB that uses a DNN reward function as a non-convex stochastic optimization problem, and design a stage-wise stochastic gradient descent algorithm to optimize the problem and determine the action policy.

Multi-Armed Bandits Stochastic Optimization

Escaping Saddle Points with Stochastically Controlled Stochastic Gradient Methods

no code implementations7 Mar 2021 Guannan Liang, Qianqian Tong, Chunjiang Zhu, Jinbo Bi

Stochastically controlled stochastic gradient (SCSG) methods have been proved to converge efficiently to first-order stationary points which, however, can be saddle points in nonconvex optimization.

Discrete Graph Structure Learning for Forecasting Multiple Time Series

1 code implementation ICLR 2021 Chao Shang, Jie Chen, Jinbo Bi

Exploration of the correlation and causation among the variables in a multivariate time series shows promise in enhancing the performance of a time series model.

Graph structure learning Time Series +1

Federated Nonconvex Sparse Learning

no code implementations31 Dec 2020 Qianqian Tong, Guannan Liang, Tan Zhu, Jinbo Bi

Nonconvex sparse learning plays an essential role in many areas, such as signal processing and deep network compression.

Edge-computing Sparse Learning

Effective Federated Adaptive Gradient Methods with Non-IID Decentralized Data

no code implementations14 Sep 2020 Qianqian Tong, Guannan Liang, Jinbo Bi

Federated learning allows loads of edge computing devices to collaboratively learn a global model without data sharing.

Edge-computing Federated Learning

Effective Proximal Methods for Non-convex Non-smooth Regularized Learning

no code implementations14 Sep 2020 Guannan Liang, Qianqian Tong, Jiahao Ding, Miao Pan, Jinbo Bi

Sparse learning is a very important tool for mining useful information and patterns from high dimensional data.

Sparse Learning

Against Membership Inference Attack: Pruning is All You Need

no code implementations28 Aug 2020 Yijue Wang, Chenghong Wang, Zigeng Wang, Shanglin Zhou, Hang Liu, Jinbo Bi, Caiwen Ding, Sanguthevar Rajasekaran

The large model size, high computational operations, and vulnerability against membership inference attack (MIA) have impeded deep learning or deep neural networks (DNNs) popularity, especially on mobile devices.

Fraud Detection Inference Attack +2

Towards Plausible Differentially Private ADMM Based Distributed Machine Learning

no code implementations11 Aug 2020 Jiahao Ding, Jingyi Wang, Guannan Liang, Jinbo Bi, Miao Pan

In PP-ADMM, each agent approximately solves a perturbed optimization problem that is formulated from its local private data in an iteration, and then perturbs the approximate solution with Gaussian noise to provide the DP guarantee.

BIG-bench Machine Learning

Calibrating the Adaptive Learning Rate to Improve Convergence of ADAM

2 code implementations2 Aug 2019 Qianqian Tong, Guannan Liang, Jinbo Bi

Theoretically, we provide a new way to analyze the convergence of AGMs and prove that the convergence rate of \textsc{Adam} also depends on its hyper-parameter $\epsilon$, which has been overlooked previously.

End-to-end Structure-Aware Convolutional Networks for Knowledge Base Completion

1 code implementation11 Nov 2018 Chao Shang, Yun Tang, Jing Huang, Jinbo Bi, Xiaodong He, Bo-Wen Zhou

The recent graph convolutional network (GCN) provides another way of learning graph node embedding by successfully utilizing graph connectivity structure.

Knowledge Base Completion Knowledge Graph Embedding +2

Edge Attention-based Multi-Relational Graph Convolutional Networks

1 code implementation14 Feb 2018 Chao Shang, Qinqing Liu, Ko-Shin Chen, Jiangwen Sun, Jin Lu, Jin-Feng Yi, Jinbo Bi

The proposed GCN model, which we call edge attention-based multi-relational GCN (EAGCN), jointly learns attention weights and node features in graph convolution.

Attribute

A Survey on Multi-View Clustering

no code implementations18 Dec 2017 Guoqing Chao, Shiliang Sun, Jinbo Bi

With advances in information acquisition technologies, multi-view data become ubiquitous.

Clustering MULTI-VIEW LEARNING

VIGAN: Missing View Imputation with Generative Adversarial Networks

1 code implementation22 Aug 2017 Chao Shang, Aaron Palmer, Jiangwen Sun, Ko-Shin Chen, Jin Lu, Jinbo Bi

Especially, when certain samples miss an entire view of data, it creates the missing view problem.

Denoising Imputation +1

Classification of Neurological Gait Disorders Using Multi-task Feature Learning

no code implementations8 Dec 2016 Ioannis Papavasileiou, Wenlong Zhang, Xin Wang, Jinbo Bi, Li Zhang, Song Han

An advanced machine learning method, multi-task feature learning (MTFL), is used to jointly train classification models of a subject's gait in three classes, post-stroke, PD and healthy gait.

Classification General Classification

A Sparse Interactive Model for Matrix Completion with Side Information

no code implementations NeurIPS 2016 Jin Lu, Guannan Liang, Jiangwen Sun, Jinbo Bi

We prove that when the side features can span the latent feature space of the matrix to be recovered, the number of observed entries needed for an exact recovery is $O(\log N)$ where $N$ is the size of the matrix.

Matrix Completion

On Multiplicative Multitask Feature Learning

no code implementations NeurIPS 2014 Xin Wang, Jinbo Bi, Shipeng Yu, Jiangwen Sun

We prove that this framework is mathematically equivalent to the widely used multitask feature learning methods that are based on a joint regularization of all model parameters, but with a more general form of regularizers.

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