Search Results for author: Ke Deng

Found 22 papers, 7 papers with code

TopWORDS-Seg: Simultaneous Text Segmentation and Word Discovery for Open-Domain Chinese Texts via Bayesian Inference

no code implementations ACL 2022 Changzai Pan, Maosong Sun, Ke Deng

Processing open-domain Chinese texts has been a critical bottleneck in computational linguistics for decades, partially because text segmentation and word discovery often entangle with each other in this challenging scenario.

Bayesian Inference Segmentation +1

Efficient Surgical Tool Recognition via HMM-Stabilized Deep Learning

no code implementations7 Apr 2024 Haifeng Wang, Hao Xu, Jun Wang, Jian Zhou, Ke Deng

Recognizing various surgical tools, actions and phases from surgery videos is an important problem in computer vision with exciting clinical applications.

Transfer Learning-Enhanced Instantaneous Multi-Person Indoor Localization by CSI

no code implementations2 Mar 2024 Zhiyuan He, Ke Deng, Jiangchao Gong, Yi Zhou, DeSheng Wang

Passive indoor localization, integral to smart buildings, emergency response, and indoor navigation, has traditionally been limited by a focus on single-target localization and reliance on multi-packet CSI.

Indoor Localization Transfer Learning

Harnessing Network Effect for Fake News Mitigation: Selecting Debunkers via Self-Imitation Learning

1 code implementation28 Jan 2024 Xiaofei Xu, Ke Deng, Michael Dann, Xiuzhen Zhang

This study aims to minimize the influence of fake news on social networks by deploying debunkers to propagate true news.

Imitation Learning

Explainable History Distillation by Marked Temporal Point Process

no code implementations13 Nov 2023 Sishun Liu, Ke Deng, Yan Wang, Xiuzhen Zhang

To efficiently solve \acrshort{ehd}, we rewrite the task into a \gls{01ip} and directly estimate the solution to the program by a model called \acrfull{model}.

counterfactual

Total-effect Test May Erroneously Reject So-called "Full" or "Complete" Mediation

no code implementations16 Sep 2023 TingXuan Han, Luxi Zhang, Xinshu Zhao, Ke Deng

The procedure for establishing mediation, i. e., determining that an independent variable X affects a dependent variable Y through some mediator M, has been under debate.

Mathematical Proofs

Intensity-free Integral-based Learning of Marked Temporal Point Processes

1 code implementation4 Aug 2023 Sishun Liu, Ke Deng, Xiuzhen Zhang, Yongli Ren

In the marked temporal point processes (MTPP), a core problem is to parameterize the conditional joint PDF (probability distribution function) $p^*(m, t)$ for inter-event time $t$ and mark $m$, conditioned on the history.

Point Processes

TSNet-SAC: Leveraging Transformers for Efficient Task Scheduling

no code implementations16 Jun 2023 Ke Deng, Zhiyuan He, Hao Zhang, Haohan Lin, DeSheng Wang

In future 6G Mobile Edge Computing (MEC), autopilot systems require the capability of processing multimodal data with strong interdependencies.

Edge-computing Scheduling

Construction of unbiased dental template and parametric dental model for precision digital dentistry

no code implementations7 Apr 2023 Lei Ma, Jingyang Zhang, Ke Deng, Peng Xue, Zhiming Cui, Yu Fang, Minhui Tang, Yue Zhao, Min Zhu, Zhongxiang Ding, Dinggang Shen

In this study, we develop an unbiased dental template by constructing an accurate dental atlas from CBCT images with guidance of teeth segmentation.

Image Cropping Segmentation

ExAgt: Expert-guided Augmentation for Representation Learning of Traffic Scenarios

1 code implementation18 Jul 2022 Lakshman Balasubramanian, Jonas Wurst, Robin Egolf, Michael Botsch, Wolfgang Utschick, Ke Deng

The input data is augmented into two distorted views and an encoder learns the representations that are invariant to distortions -- cross-view prediction.

Representation Learning Self-Supervised Learning

FairGAN: GANs-based Fairness-aware Learning for Recommendations with Implicit Feedback

1 code implementation Proceedings of the ACM Web Conference 2022 Jie Li, Yongli Ren, Ke Deng

To fill this gap, we propose a Generative Adversarial Networks (GANs) based learning algorithm FairGAN mapping the exposure fairness issue to the problem of negative preferences in implicit feedback data.

Exposure Fairness Recommendation Systems

CSSR: A Context-Aware Sequential Software Service Recommendation Model

1 code implementation20 Dec 2021 Mingwei Zhang, Jiayuan Liu, Weipu Zhang, Ke Deng, Hai Dong, Ying Liu

We propose a novel software service recommendation model to help users find their suitable repositories in GitHub.

Graph Embedding Sequential Recommendation

MANDERA: Malicious Node Detection in Federated Learning via Ranking

no code implementations22 Oct 2021 Wanchuang Zhu, Benjamin Zi Hao Zhao, Simon Luo, Tongliang Liu, Ke Deng

Although we know that the benign gradients and Byzantine attacked gradients are distributed differently, to detect the malicious gradients is challenging due to (1) the gradient is high-dimensional and each dimension has its unique distribution and (2) the benign gradients and the attacked gradients are always mixed (two-sample test methods cannot apply directly).

Federated Learning

ExamGAN and Twin-ExamGAN for Exam Script Generation

no code implementations22 Aug 2021 Zhengyang Wu, Ke Deng, Judy Qiu, Yong Tang

There are opportunities to further improve the quality of generated exam scripts in various aspects.

Generative Adversarial Network Management

Open-set Recognition based on the Combination of Deep Learning and Ensemble Method for Detecting Unknown Traffic Scenarios

1 code implementation17 May 2021 Lakshman Balasubramanian, Friedrich Kruber, Michael Botsch, Ke Deng

Machine learning models are useful for scenario classification but most of them assume that data received during the testing are from one of the classes used in the training.

Autonomous Driving BIG-bench Machine Learning +1

Traffic Scenario Clustering by Iterative Optimisation of Self-Supervised Networks Using a Random Forest Activation Pattern Similarity

1 code implementation17 May 2021 Lakshman Balasubramanian, Jonas Wurst, Michael Botsch, Ke Deng

In this work, a method is proposed to address this challenge by introducing a clustering technique based on a novel data-adaptive similarity measure, called Random Forest Activation Pattern (RFAP) similarity.

Autonomous Driving Clustering +1

A Knowledge Graph based Approach for Mobile Application Recommendation

no code implementations18 Sep 2020 Mingwei Zhang, Jia-Wei Zhao, Hai Dong, Ke Deng, Ying Liu

With the rapid prevalence of mobile devices and the dramatic proliferation of mobile applications (apps), app recommendation becomes an emergent task that would benefit both app users and stockholders.

graph construction

An Improved Historical Embedding without Alignment

no code implementations19 Oct 2019 Xiaofei Xu, Ke Deng, Fei Hu, Li Li

Our method outperformed three other popular methods in terms of the number of words correctly identified to have changed in meaning.

Word Embeddings

Sequential Learning for Dirichlet Process Mixtures

no code implementations pproximateinference AABI Symposium 2019 Chunlin Ji, Bin Liu, Yingkai Jiang, Ke Deng

We propose an evidence upper bound (EUBO) to act as the surrogate loss, and fit a DP mixture to the given data by minimizing the EUBO, which is equivalent to minimizing the KL-divergence between the target distribution and the DP mixture.

Variational Inference

NGEMM: Optimizing GEMM for Deep Learning via Compiler-based Techniques

no code implementations1 Oct 2019 Wenlei Bao, Li-Wen Chang, Yang Chen, Ke Deng, Amit Agarwal, Emad Barsoum, Abe Taha

Various approaches have been developed by leveraging techniques such as vectorization and memory layout to improve the performance of integer GEMM.

Quantization

DIMM-SC: A Dirichlet mixture model for clustering droplet-based single cell transcriptomic data

no code implementations6 Apr 2017 Zhe Sun, Ting Wang, Ke Deng, Xiao-Feng Wang, Robert Lafyatis, Ying Ding, Ming Hu, Wei Chen

More importantly, as a model-based approach, DIMM-SC is able to quantify the clustering uncertainty for each single cell, facilitating rigorous statistical inference and biological interpretations, which are typically unavailable from existing clustering methods.

Clustering

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