48 citations · 81 across the 7 of their papers we have counts for
7 papers
Soft Thresholding for Visual Image Enhancement
Christoph Dalitz
Thresholding converts a greyscale image into a binary image, and is thus often a necessary segmentation step in image processing. For a human viewer however, thresholding usually h…
Estimation of Muscle Fascicle Orientation in Ultrasonic Images
Regina Pohle-Fröhlich, Christoph Dalitz, Charlotte Richter +2
We compare four different algorithms for automatically estimating the muscle fascicle angle from ultrasonic images: the vesselness filter, the Radon transform, the projection profi…
Direct observation of proton emission in 11Be
Y. Ayyad, B. Olaizola, W. Mittig +30
The elusive decay was observed in Be by directly measuring the emitted protons and their energy distribution for the first time with the prototype Active Tar…
Automatic trajectory recognition in Active Target Time Projection Chambers data by means of hierarchical clustering
Christoph Dalitz, Yassid Ayyad, Jens Wilberg +3
The automatic reconstruction of three-dimensional particle tracks from Active Target Time Projection Chambers data can be a challenging task, especially in the presence of noise. I…
Estimating Wealth Distribution: Top Tail and Inequality
Christoph Dalitz
This article describes mathematical methods for estimating the top-tail of the wealth distribution and therefrom the share of total wealth that the richest percent hold, which…
Paired Comparison Sentiment Scores
Christoph Dalitz, Jens Wilberg, Katrin E. Bednarek
The method of paired comparisons is an established method in psychology. In this article, it is applied to obtain continuous sentiment scores for words from comparisons made by tes…