Category Archives: Uncategorized

The neuroskeptic blog recently mentioned a viewpoint paper which includes a list of the solved and unsolved problems of neuroscience. I’m probably not yet as deep into neuroscience as is the author of the paper, but I find it tempting to sharpen my … Continue reading →

The labrigger blog keeps posting links to all kind of colormaps, so I tried out some of them. Being partially colorblind, I do not like the default colormaps e.g. of Matlab. Here are some noisy data, with two different scalings … Continue reading →

For quite some time, I was unsure about the reasons why images degrade when going to deeper layers with 2P point scanning. This also has remained largely unclear to me until the present point, after having done the estimates presented … Continue reading →

I have the impression that neurobiology is the single field in biology where many people with sometimes rather selective knowledge of the field have strong opinions about how it should work (i.e. how the brain should work). I don’t want to … Continue reading →

Genetically encoded calcium indicators (GECIs) are nowadays commonly used to report activity of many cells in transgenic animals; similarly, injected dyes like Rhod-2 can act as optical calcium reporters. The main shortcoming of this method is that it measures neuronal … Continue reading →

Granger causality has been named after the econometrician Clive Granger and has been adapted in the last 10-15 years as time-series analysis tool for neuroscience. The best account for this topic that I have found, is on scholarpedia again (link). … Continue reading →