In this post we will take a look at calculating the log magnitude spectrum in Java/Android of a speech signal. This is often called a spectrogram, where we want to observe the phonetic structure of speech across time and frequency. In this example I will only calculate the log spectrum and...

This is an Android development example on how to implement the FFT libraries from Badlogic games to calculate the Fourier Transform and Inverse Fourier Transform of a small float array. The code I have provided is developed on eclipse using the Android SDK. Before you start, be sure to...

Over the years I have taken quite a large collection of photos with camera’s such as Canon EOS 350D, 500D and 7D. However, every photographer gets to a stage where they have a large volume of photo’s sitting there doing nothing. That being the case, I finally got around to...

Have you ever actually spent a moment to think about what would make up your Ideal TV. Over the last 20 years we have become accustomed to regularly adapting new modules to our existing TVs (VHS,DVD,Blue Ray, AV Receivers, Hard Drives etc). And now we are purchasing more TVs then ever as a new...

This post is for those interested in developing on the android platform but don’t want to use a propriety OS such as Windows or Apple OSX  (for legal, preferential or cost reasons). In my case I am using Ubuntu 10.10, however, this process is applicable to most Linux distributions using...

Why read this? Because it is fresh information about SEO and increasing your Google page rank, updated on independence day, (July 4th, 2011). What is article marketing? Article marketing is the process of promoting your site, product or service by writing a unique article which gives the...

This is a problem which lately has been plaguing me. If you have your own WordPress.org website hosted by a server which you pay for, you may encounter or have encountered this problem before. Google webmaster tools along with google adwords notified me that all of my post randomly started...