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2022-12-01
Abeyagunasekera, Sudil Hasitha Piyath, Perera, Yuvin, Chamara, Kenneth, Kaushalya, Udari, Sumathipala, Prasanna, Senaweera, Oshada.  2022.  LISA : Enhance the explainability of medical images unifying current XAI techniques. 2022 IEEE 7th International conference for Convergence in Technology (I2CT). :1—9.
This work proposed a unified approach to increase the explainability of the predictions made by Convolution Neural Networks (CNNs) on medical images using currently available Explainable Artificial Intelligent (XAI) techniques. This method in-cooperates multiple techniques such as LISA aka Local Interpretable Model Agnostic Explanations (LIME), integrated gradients, Anchors and Shapley Additive Explanations (SHAP) which is Shapley values-based approach to provide explanations for the predictions provided by Blackbox models. This unified method increases the confidence in the black-box model’s decision to be employed in crucial applications under the supervision of human specialists. In this work, a Chest X-ray (CXR) classification model for identifying Covid-19 patients is trained using transfer learning to illustrate the applicability of XAI techniques and the unified method (LISA) to explain model predictions. To derive predictions, an image-net based Inception V2 model is utilized as the transfer learning model.
2022-01-31
Gurjar, Neelam Singh, S R, Sudheendra S, Kumar, Chejarla Santosh, K. S, Krishnaveni.  2021.  WebSecAsst - A Machine Learning based Chrome Extension. 2021 6th International Conference on Communication and Electronics Systems (ICCES). :1631—1635.
A browser extension, also known as a plugin or an addon, is a small software application that adds functionality to a web browser. However, security threats are always linked with such software where data can be compromised and ultimately trust is broken. The proposed research work jas developed a security model named WebSecAsst, which is a chrome plugin relying on the Machine Learning model XGBoost and VirusTotal to detect malicious websites visited by the user and to detect whether the files downloaded from the internet are Malicious or Safe. During this detection, the proposed model preserves the privacy of the user's data to a greater extent than the existing commercial chrome extensions.