Search Results for author: James Sharp

Found 7 papers, 3 papers with code

Abstraction and Symbolic Execution of Deep Neural Networks with Bayesian Approximation of Hidden Features

1 code implementation5 Mar 2021 Nicolas Berthier, Amany Alshareef, James Sharp, Sven Schewe, Xiaowei Huang

Intensive research has been conducted on the verification and validation of deep neural networks (DNNs), aiming to understand if, and how, DNNs can be applied to safety critical applications.

Dimensionality Reduction

A Safety Framework for Critical Systems Utilising Deep Neural Networks

no code implementations7 Mar 2020 Xingyu Zhao, Alec Banks, James Sharp, Valentin Robu, David Flynn, Michael Fisher, Xiaowei Huang

Increasingly sophisticated mathematical modelling processes from Machine Learning are being used to analyse complex data.

Reliability Validation of Learning Enabled Vehicle Tracking

no code implementations6 Feb 2020 Youcheng Sun, Yifan Zhou, Simon Maskell, James Sharp, Xiaowei Huang

However, it is unclear if and how the adversarial examples over learning components can affect the overall system-level reliability.

Coverage Guided Testing for Recurrent Neural Networks

1 code implementation5 Nov 2019 Wei Huang, Youcheng Sun, Xingyu Zhao, James Sharp, Wenjie Ruan, Jie Meng, Xiaowei Huang

The test metrics and test case generation algorithm are implemented into a tool TestRNN, which is then evaluated on a set of LSTM benchmarks.

Defect Detection Drug Discovery +3

testRNN: Coverage-guided Testing on Recurrent Neural Networks

1 code implementation20 Jun 2019 Wei Huang, Youcheng Sun, Xiaowei Huang, James Sharp

Recurrent neural networks (RNNs) have been widely applied to various sequential tasks such as text processing, video recognition, and molecular property prediction.

Molecular Property Prediction Property Prediction +1

Testing Deep Neural Networks

no code implementations10 Mar 2018 Youcheng Sun, Xiaowei Huang, Daniel Kroening, James Sharp, Matthew Hill, Rob Ashmore

In this paper, inspired by the MC/DC coverage criterion, we propose a family of four novel test criteria that are tailored to structural features of DNNs and their semantics.

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