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We present a new experimental-computational technology of inferring network models that predict the response of cells to perturbations and that may be useful in the design of combinatorial therapy against cancer. The experiments are…

Evaluating a neural network on an input that differs markedly from the training data might cause erratic and flawed predictions. We study a method that judges the unusualness of an input by evaluating its informative content compared to the…

机器学习 · 计算机科学 2020-06-16 Jörg Martin , Clemens Elster

Recent large-scale natural language processing (NLP) systems use a pre-trained Large Language Model (LLM) on massive and diverse corpora as a headstart. In practice, the pre-trained model is adapted to a wide array of tasks via fine-tuning…

计算与语言 · 计算机科学 2022-09-12 Jimit Majmudar , Christophe Dupuy , Charith Peris , Sami Smaili , Rahul Gupta , Richard Zemel

We show how perturbing inputs to machine learning services (ML-service) deployed in the cloud can protect against model stealing attacks. In our formulation, there is an ML-service that receives inputs from users and returns the output of…

密码学与安全 · 计算机科学 2020-08-19 Justin Grana

Detecting abnormal nodes from attributed networks is of great importance in many real applications, such as financial fraud detection and cyber security. This task is challenging due to both the complex interactions between the anomalous…

机器学习 · 计算机科学 2023-10-02 Jiaqiang Zhang , Senzhang Wang , Songcan Chen

We study what provable privacy attacks can be shown on trained, 2-layer ReLU neural networks. We explore two types of attacks; data reconstruction attacks, and membership inference attacks. We prove that theoretical results on the implicit…

机器学习 · 计算机科学 2025-02-11 Guy Smorodinsky , Gal Vardi , Itay Safran

Network weights can be reverse-engineered given enough informative samples of a network's input-output function. In a teacher-student setup, this translates into collecting a dataset of the teacher mapping -- querying the teacher -- and…

人工智能 · 计算机科学 2025-11-26 Alexander Beiser , Flavio Martinelli , Wulfram Gerstner , Johanni Brea

Deep neural networks (DNNs) have demonstrated remarkable success, yet their wide adoption is often hindered by their opaque decision-making. To address this, attribution methods have been proposed to assign relevance values to each part of…

计算机视觉与模式识别 · 计算机科学 2025-04-10 Danielle Cohen , Hila Chefer , Lior Wolf

We investigate the risk of overestimating the performance gain when applying neural network based receivers in systems with pseudo random bit sequences or with limited memory depths, resulting in repeated short patterns. We show that with…

信息论 · 计算机科学 2017-09-29 Tobias A. Eriksson , Henning Bülow , Andreas Leven

Distributed data sharing in dynamic networks is ubiquitous. It raises the concern that the private information of dynamic networks could be leaked when data receivers are malicious or communication channels are insecure. In this paper, we…

最优化与控制 · 数学 2019-12-18 Yang Lu , Minghui Zhu

Cell signaling networks are complex and often incompletely characterized, making it difficult to obtain a comprehensive picture of the mechanisms they encode. Mathematical modeling of these networks provides important clues, but the models…

分子网络 · 定量生物学 2022-11-07 Soutick Saha , Hye-ran Moon , Bumsoo Han , Andrew Mugler

We propose reconstruction advantage measures to audit label privatization mechanisms. A reconstruction advantage measure quantifies the increase in an attacker's ability to infer the true label of an unlabeled example when provided with a…

Simulation is useful for the evaluation of a Master Production/distribution Schedule (MPS). Also, the goal of this paper is the study of the design of a simulation model by reducing its complexity. According to theory of constraints, we…

神经与进化计算 · 计算机科学 2009-06-11 Philippe Thomas , André Thomas

Backdoor attacks pose a serious security threat for training neural networks as they surreptitiously introduce hidden functionalities into a model. Such backdoors remain silent during inference on clean inputs, evading detection due to…

密码学与安全 · 计算机科学 2023-12-15 Lukas Struppek , Martin B. Hentschel , Clifton Poth , Dominik Hintersdorf , Kristian Kersting

Neural networks, in particular autoencoders, are one of the most promising solutions for unmixing hyperspectral data, i.e. reconstructing the spectra of observed substances (endmembers) and their relative mixing fractions (abundances),…

图像与视频处理 · 电气工程与系统科学 2022-04-13 Kamil Książek , Przemysław Głomb , Michał Romaszewski , Michał Cholewa , Bartosz Grabowski , Krisztián Búza

In overhead image segmentation tasks, including additional spectral bands beyond the traditional RGB channels can improve model performance. However, it is still unclear how incorporating this additional data impacts model robustness to…

计算机视觉与模式识别 · 计算机科学 2023-05-22 Elise Bishoff , Charles Godfrey , Myles McKay , Eleanor Byler

This paper addresses the privacy and security concerns associated with deep neural language models, which serve as crucial components in various modern AI-based applications. These models are often used after being pre-trained and…

密码学与安全 · 计算机科学 2024-01-01 Abhijit Mishra , Mingda Li , Soham Deo

We study the effect of adversarial perturbations of images on the estimates of disparity by deep learning models trained for stereo. We show that imperceptible additive perturbations can significantly alter the disparity map, and…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Alex Wong , Mukund Mundhra , Stefano Soatto

In a backdoor attack on a machine learning model, an adversary produces a model that performs well on normal inputs but outputs targeted misclassifications on inputs containing a small trigger pattern. Model compression is a widely-used…

密码学与安全 · 计算机科学 2021-05-03 Yulong Tian , Fnu Suya , Fengyuan Xu , David Evans

Architectural obfuscation - e.g., permuting hidden-state tensors, linearly transforming embedding tables, or remapping tokens - has recently gained traction as a lightweight substitute for heavyweight cryptography in privacy-preserving…

密码学与安全 · 计算机科学 2025-06-24 Marcos Florencio , Thomas Barton