Monthly Archives: April 2017

Our research about pornography detection on the News

Posted on April 26, 2017 by

Our research about pornography detection, recently published at Neurocomputing, is getting the attention of many News agencies in Brazil. It’s a good indicator to measure the great impact it has into our modern society. All of them are listed below … Continue reading →

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Talk: Multimedia Integrity Analytics

Posted on April 24, 2017 by

Today Prof. Anderson Rocha will give a talk at University of Kentucky about Multimedia Integrity Analytics. The talk is part of the university weekly seminars and presentation. Abstract: Currently, multimedia objects can be easily created, stored, (re)-transmitted, and edited for … Continue reading →

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Empirical Evaluation of Resampling Procedures for Optimising SVM Hyperparameters

Posted on April 19, 2017 by

Tuning the regularisation and kernel hyperparameters is a vital step in optimising the generalisation performance of kernel methods, such as the support vector machine (SVM). This is most often performed by minimising a resampling/cross-validation based model selection criterion, however there … Continue reading →

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RECOD’s Diabetic Retinopathy research on the news

Posted on April 12, 2017 by

Our research on Diabetic Retinopathy has gotten the attention of a well known website about health and wellness in Brazil. The article (in Portuguese) highlights the importance of diabetic retinopathy treatment and how the society can take advantage of our … Continue reading →

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Empirical comparison of cross-validation and internal metrics for tuning SVM hyperparameters

Posted on April 3, 2017 by

Hyperparameter tuning is a mandatory step for building a support vector machine classifier. In this article, the authors study some methods based on metrics of the training set itself, and not the performance of the classifier on a different test … Continue reading →

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