by Florian Eyben

openSMILE is an open-source toolkit for extracting meaningful information from audio data.

Operating system: Windows

Publisher: Florian Eyben

Antivirus check: passed

Last revision: Last week

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openSMILE (The Munich Open-Source Speech and Music Interpretation by Large-space Extraction Framework) is an open-source software package for automatic speech and music analysis. The project was initiated in 2006 at the Chair of Complex and Intelligent Systems at the Technical University of Munich. It is currently developed by a consortium of research institutions and universities from around the world, including the Technical University of Munich, the University of Passau, the University of Erlangen-Nuremberg and the University of Eastern Finland.

openSMILE offers a wide range of features that make it an ideal tool for speech and music analysis. It is used by researchers in the fields of speech and language processing, speech recognition, music information retrieval, and artificial intelligence.

The main features of openSMILE are:

1. Feature extraction: openSMILE provides a wide range of features that can be extracted from audio signals. These include acoustic features such as energy, pitch, loudness, MFCCs, chroma, Bark and Mel-frequency cepstral coefficients (MFCCs), and psychoacoustic features such as loudness and perceptual sharpness.

2. Machine learning: openSMILE offers a range of machine learning algorithms for supervised and unsupervised learning. These include support vector machines, decision trees and random forests.

3. Modeling: openSMILE provides several modeling techniques, such as Gaussian mixture models and Hidden Markov models.

4. Language modeling: openSMILE provides several language modeling techniques, such as n-gram models and recurrent neural networks.

5. Visualization: openSMILE provides a visualization tool for visualizing feature distributions and other data.

6. Evaluation: openSMILE provides several evaluation metrics for assessing the performance of models.

7. Documentation: openSMILE provides comprehensive documentation on each of its features and tools.

In addition to these features, openSMILE also provides a number of tools for audio processing, such as a waveform editor, a pitch detector and an audio mixer.

Moreover, openSMILE is supported by a community of users who help each other in using, testing and developing the software. The openSMILE website contains a list of publications related to openSMILE and its applications, as well as a list of resources.
The openSMILE software requires a 64-bit Windows, MacOS or Linux operating system. It also requires a minimum of 4GB RAM and 1GB of free disk space. Additionally, openSMILE requires the installation of Java, which is available for free from Oracle.
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Isaac K.

I have been using openSMILE for a few months now and I must say I am impressed with the features and accuracy of the software. It is easy to use and works perfectly with audio data. The accuracy of the results is excellent and it is really quick in responding to commands. It also offers a wide range of options to configure the output. The software is also regularly updated with new features and bug fixes. It supports a variety of audio formats and is compatible with the most popular operating systems. The support team is also very friendly and helpful. Overall, I am very pleased with this software.
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