3 papers
Supervised Dimensionality Reduction and Image Classification Utilizing Convolutional Autoencoders
Ioannis A. Nellas, Sotiris K. Tasoulis, Vassilis P. Plagianakos +1
The joint optimization of the reconstruction and classification error is a hard non convex problem, especially when a non linear mapping is utilized. In order to overcome this obst…
Approximate kNN Classification for Biomedical Data
Panagiotis Anagnostou, Petros T. Barmbas, Aristidis G. Vrahatis +1
We are in the era where the Big Data analytics has changed the way of interpreting the various biomedical phenomena, and as the generated data increase, the need for new machine le…
Real Time Sentiment Change Detection of Twitter Data Streams
Sotiris K. Tasoulis, Aristidis G. Vrahatis, Spiros V. Georgakopoulos +1
In the past few years, there has been a huge growth in Twitter sentiment analysis having already provided a fair amount of research on sentiment detection of public opinion among T…