Docear’s users donate $434 in two years (i.e. ~4 Cent per user)

As you probably know, Docear is free and open source. As you might know as well, we do accept donations. Today, we would like to share some statistics with you about the amount of donations we received. Actually, in the past two years, we received 434 US$ (~340€) from from 33 donators. That’s not a […]

On the popularity of reference managers, and their rise and fall

This weekend, I had some spare time and I wondered which was the most popular reference manager (and how Docear is doing in comparison). So, I took a list of reference managers from Wikipedia, and checked some statistics on Alexa, Google Trends, and Google Keyword Planner. Since I had the data anyway, I thought I […]

What makes a bad reference manager?

Update 2013-11-11: For some statistical data read On the popularity of reference managers, and their rise and fall Update 2014-01-15: For a detailed review of Docear and other tools, read Comprehensive Comparison of Reference Managers: Mendeley vs. Zotero vs. Docear

At time of writing these lines, there are 31 reference management tools listed on Wikipedia […]

Which one is the best reference management software?

Update 2013-10-14: For a more serious analysis read What makes a bad reference manager? Update 2013-11-11: For some statistical data read On the popularity of reference managers, and their rise and fall Update 2014-01-15: For a detailed review, read Comprehensive Comparison of Reference Managers: Mendeley vs. Zotero vs. Docear

<irony>Have you ever wondered what the […]

Mendeley to be sold for $100M to Elsevier?

As a Docear user you probably did some research before you decided to use Docear and maybe you stumbled upon the reference manager Mendeley. Mendeley definitely has some nice features and made it to one of the top reference management tools in the past few years (besides the fact that they don’t use mind maps […]

List of 6513 stop-words for 17 languages (English, German, French, Italian, and many others)

To optimize Docear’s research paper recommender system I was looking for an extensive stop word list – a list of words that is ignored for the analysis of your mind maps and research papers (for instance ‘the’, ‘and’, ‘or’, …). It’s easy to find some lists for some languages but I couldn’t find one extensive […]

Evaluations in Information Retrieval: Click Through Rate (CTR) vs. Mean Absolute Error (MAE) vs. (Root) Mean Squared Error (MSE / RMSE) vs. Precision

As you may know, Docear offers literature recommendations and as you may know further, it’s part of my PhD to find out how to make these recommendations as good as possible. To accomplish this I need to know what a ‘good’ recommendation is. So far we have been using Click Through Rates (CTR) to evaluate […]

Google Adwords Search vs. Google Adwords Display Network vs. Linkedin Ads

This post has nothing to do with Docear, but if you are interested in online marketing, it might be of interest to you. A few days ago, LinkedIn sent me a 50$ voucher for their new “LinkedIn Ads” program. LinkedIn Ads is similar to Google Adwords and allows organizations (such as Docear) to advertise on […]