8 citations · 12 across the 3 of their papers we have counts for
3 papers
cs.SI2016★ 4 cited
It's about time: Online Macrotask Sequencing in Expert Crowdsourcing
Heinz Schmitz, Ioanna Lykourentzou
We introduce the problem of Task Assignment and Sequencing (TAS), which adds the timeline perspective to expert crowdsourcing optimization. Expert crowdsourcing involves macrotasks…
cs.CC2008
Efficient Algorithms for Membership in Boolean Hierarchies of Regular Languages
Christian Glasser, Heinz Schmitz, Victor Selivanov
The purpose of this paper is to provide efficient algorithms that decide membership for classes of several Boolean hierarchies for which efficiency (or even decidability) were prev…
cs.CC1998★ 8 cited
The Boolean Hierarchy over Level 1/2 of the Straubing-Therien Hierarchy
Heinz Schmitz, Klaus W. Wagner
For some fixed alphabet A, a language L of A* is in the class L(1/2) of the Straubing-Therien hierarchy if and only if it can be expressed as a finite union of languages A*aA*bA*..…