Measuring Power Consumption

I have recently acquired an electricity usage meter off ebay and decided to measure the power consumption of some of my devices. For a device that costs just 15 SGD, it works wonderfully and can measure voltage, amperage and wattage. It is supposed to be able to calculate electricity cost once ...

Saturating 1Gbps bandwidth

My ISP recently gave me a free speed bump from 500Mbps to 1 Gbps. I wanted to test if it was possible to fully utilise the bandwidth on a single file transfer. Firstly, we need to look at the test file size. I settled on a roughly 500MB to 1GB file size to minimise the effect of TCP window size ...

Analysis of 300,000 karaoke club members part 2

This is the second part of the analysis. The first part can be found here Part 2 of the analysis will be presented using maps. I have attempted correlation analysis of node-level attributes but have not been able to make any statistically significant conclusion from the results. Members from ...

Analysis of 300,000 karaoke club members part 1

I chanced upon the dataset of 300,000 members of a karaoke club and thus decided to do a little analysis. Signing up for club membership is done through an online form. The analysis will be largely based on personal attributes of the members. I will be using pie charts as well as bar charts to ...