Happy holidays!

Local Citation Network and Citation Gecko: making literature discovery fun

Literature review can be tedious and often involves manually checking a paper's references. Two recent web apps, Local Citation Network and Citation Gecko, aid this process by constructing and visualizing citation networks that help to identify the most influential papers in a given topic or field.

The challenge of categorizing research

Assigning publications to research fields can be a challenge. While the demarcation of fields can be supported by algorithms, labeling fields properly requires to know what holds them together. I investigated this problem and discovered interesting reasons for publications to form a research field.

Recommendations to Crossref from a Science Studies Perspective

In a recent talk at a Crossref meeting, Ludo Waltman spoke about open citations and made three recommendations to Crossref.

New interactive website to visualize Big Pharma’s publication landscape

This blog post presents and describes a newly created interactive website on the publication activity of some of the most important pharmaceutical companies worldwide.

Welcome to Leiden Madtrics!

Madtrics is a portmanteau, a blend of words between mad and metrics. We hope that Leiden Madtrics serves as a way to inspire and educate about topics such as the (mis)use of research metrics, indicators, and rankings in academia. Here are 5 reasons why you should frequent our blog!

Reflections on the Impact of Science Conference 2019

How is impact perceived and evaluated in national and regional science systems nowadays? Which stakeholders are involved and what examples exist on a national and international level? In this post, Grischa Fraumann reports on the Impact of Science conference from 5 until 7 June 2019 in Berlin.

The Pain of Labeling Things

Labeling things is hard, but labeling groups of things is harder! At CWTS we automatically group publications and label them with an algorithm, but these labels can be puzzling for human minds. In this post, I find out how the same group of publications can have the labels "queer theory" and "home".

Mapping science using Microsoft Academic data

This blog post discusses the emergence of new data sources in the field of bibliometrics, and how to use them to map science.