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We propose an adaptive (stochastic) gradient perturbation method for differentially private empirical risk minimization. At each iteration, the random noise added to the gradient is optimally adapted to the stepsize; we name this process…

机器学习 · 计算机科学 2021-10-26 Xiaoxia Wu , Lingxiao Wang , Irina Cristali , Quanquan Gu , Rebecca Willett

Cascade classifiers are one of the most important contributions to real-time object detection. Nonetheless, there are many challenging problems arising in training cascade detectors. One common issue is that the node classifier is trained…

计算机视觉与模式识别 · 计算机科学 2014-02-26 Sakrapee Paisitkriangkrai , Chunhua Shen , Anton van den Hengel

Volatile Organic Compounds (VOCs) are organic molecules that have low boiling points and therefore easily evaporate into the air. They pose significant risks to human health, making their accurate detection the crux of efforts to monitor…

Real-time gas classification is an essential issue and challenge in applications such as food and beverage quality control, accident prevention in industrial environments, for instance. In recent years, the Deep Learning (DL) models have…

Medication recommendation is an essential task of AI for healthcare. Existing works focused on recommending drug combinations for patients with complex health conditions solely based on their electronic health records. Thus, they have the…

机器学习 · 计算机科学 2022-07-20 Chaoqi Yang , Cao Xiao , Fenglong Ma , Lucas Glass , Jimeng Sun

Prompt-based methods have been successfully applied to multilingual pretrained language models for zero-shot cross-lingual understanding. However, most previous studies primarily focused on sentence-level classification tasks, and only a…

计算与语言 · 计算机科学 2024-03-14 Bolei Ma , Ercong Nie , Shuzhou Yuan , Helmut Schmid , Michael Färber , Frauke Kreuter , Hinrich Schütze

Detecting AI-generated images (AIGI) remains challenging because detectors often fail to generalize to unseen generators. Although existing methods are trained on large datasets, their performance still degrades when generation settings…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Zijie Cao , Weijie Tu , Yao Xiao , Weijian Deng , Liang Lin , Pengxu Wei

Fine-grained entity typing (FET) aims to deduce specific semantic types of the entity mentions in text. Modern methods for FET mainly focus on learning what a certain type looks like. And few works directly model the type differences, that…

计算与语言 · 计算机科学 2022-08-23 Xinyu Zuo , Haijin Liang , Ning Jing , Shuang Zeng , Zhou Fang , Yu Luo

Phase I oncology trials aim to identify a safe dose - often the maximum tolerated dose (MTD) - for subsequent studies. Conventional designs focus on population-level toxicity modeling, with recent attention on leveraging pharmacokinetic…

应用统计 · 统计学 2026-01-13 Kyong Ju Lee , Yuan Ji

Numerous studies have demonstrated the susceptibility of deep neural networks (DNNs) to subtle adversarial perturbations, prompting the development of many advanced adversarial defense methods aimed at mitigating adversarial attacks.…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Linyu Tang , Lei Zhang

Phase I dose-finding trials are increasingly challenging as the relationship between efficacy and toxicity of new compounds (or combination of them) becomes more complex. Despite this, most commonly used methods in practice focus on…

机器学习 · 计算机科学 2020-06-16 Cong Shen , Zhiyang Wang , Sofia S. Villar , Mihaela van der Schaar

Multi-domain fake news detection aims to identify whether various news from different domains is real or fake and has become urgent and important. However, existing methods are dedicated to improving the overall performance of fake news…

计算与语言 · 计算机科学 2023-12-05 Jiayang Li , Xuan Feng , Tianlong Gu , Liang Chang

The discovery of drug-target interactions (DTIs) is a pivotal process in pharmaceutical development. Computational approaches are a promising and efficient alternative to tedious and costly wet-lab experiments for predicting novel DTIs from…

人工智能 · 计算机科学 2023-03-22 Bin Liu , Jin Wang , Kaiwei Sun , Grigorios Tsoumakas

We aim to separate the generative factors of data into two latent vectors in a variational autoencoder. One vector captures class factors relevant to target classification tasks, while the other vector captures style factors relevant to the…

机器学习 · 计算机科学 2020-03-17 Bo-Kyeong Kim , Sungjin Park , Geonmin Kim , Soo-Young Lee

Prediction of toxicity levels of chemical compounds is an important issue in Quantitative Structure-Activity Relationship (QSAR) modeling. Although toxicity prediction has achieved significant progress in recent times through deep learning,…

机器学习 · 计算机科学 2019-07-22 Abdul Karim , Jaspreet Singh , Avinash Mishra , Abdollah Dehzangi , M. A. Hakim Newton , Abdul Sattar

In a poisoning attack, an adversary with control over a small fraction of the training data attempts to select that data in a way that induces a corrupted model that misbehaves in favor of the adversary. We consider poisoning attacks…

机器学习 · 计算机科学 2021-04-22 Fnu Suya , Saeed Mahloujifar , Anshuman Suri , David Evans , Yuan Tian

Deep Neural Networks (DNNs) are susceptible to backdoor attacks during training. The model corrupted in this way functions normally, but when triggered by certain patterns in the input, produces a predefined target label. Existing defenses…

密码学与安全 · 计算机科学 2022-12-20 Wanlun Ma , Derui Wang , Ruoxi Sun , Minhui Xue , Sheng Wen , Yang Xiang

In this report, we describe the technical details of oursubmission to the EPIC-Kitchens Object Detection Challenge.Duck filling and mix-up techniques are firstly introduced to augment the data and significantly improve the robustness of the…

计算机视觉与模式识别 · 计算机科学 2020-06-30 Kaide Li , Bingyan Liao , Laifeng Hu , Yaonong Wang

Particle Filtering (PF) methods are an established class of procedures for performing inference in non-linear state-space models. Resampling is a key ingredient of PF, necessary to obtain low variance likelihood and states estimates.…

机器学习 · 统计学 2021-07-01 Adrien Corenflos , James Thornton , George Deligiannidis , Arnaud Doucet

Deep neural networks (DNNs) are increasingly being applied in malware detection and their robustness has been widely debated. Traditionally an adversarial example generation scheme relies on either detailed model information (gradient-based…

密码学与安全 · 计算机科学 2022-09-07 Sun RuiJin , Guo ShiZe , Guo JinHong , Xing ChangYou , Yang LuMing , Guo Xi , Pan ZhiSong