I got introduced to network pictures by Valtteri Kaartemo a few years back, and thought it was a cool idea. Since then, I’ve realized — after talking to many startups — that it’s more than…
This is a joint piece by Dr. Joni Salminen and Professor Jim Jansen. The authors are working on a system for automatic persona generation at the Qatar Computing Research Institute. The system is available online…
Missing values are a critical issue in statistics and machine learning (which is “advanced statistics”). Data imputation deals with ways to fill those missing values. Andriy Burkov made this statement a few days ago [1]:…
Introduction At Qatar Computing Research Institute (QCRI), we are developing a system for automatic persona generation (APG). The demo is available online at https://persona.qcri.org As a part of this research, we’re interested in the information needs…
I was teaching a course called “Web & Mobile Analytics” at Aalto University back in 2015. As a part of that course, the students conducted an analytics audit for their chosen website. I’m sharing the…
Anomaly is a deviation from the expected value. The main challenges are: (a) how much the deviation should be to be classified as an anomaly, and (b) what time frame or subset of data should…
I was chatting with Lauri [1] about platform research. I claimed that the research has not that many implications for real-world companies apart from the basic constructs of network effects, two-sidedness, tipping, marquee users, strategies…
My friend Vignesh alerted me earlier this week that my site has been hacked and is forwarding to some malware site. At first, I called GoDaddy to ask for help. That was useless. It turns…
Kansantaloudessa käytetään merkittävä määrä resursseja myyntiin, joka ei tuota tuloksia tai ole tarpeellista. Myynti on tarpeellista silloin, kun asiakkaalla on tarve, jonka hän joko tiedostaa tai ei tiedosta. Kummassakin tapauksessa myyjästä on asiakkaalle hyötyä —…