3 citations · 24 across the 52 of their papers we have counts for
6 papers · 1 filter
Approval-Based Committee Voting in Practice: A Case Study of (Over-)Representation in the Polkadot Blockchain
Niclas Boehmer, Markus Brill, Alfonso Cevallos +3
We provide the first large-scale data collection of real-world approval-based committee elections. These elections have been conducted on the Polkadot blockchain as part of their N…
Evaluation of Project Performance in Participatory Budgeting
Niclas Boehmer, Piotr Faliszewski, Łukasz Janeczko +5
We study ways of evaluating the performance of losing projects in participatory budgeting (PB) elections by seeking actions that would have led to their victory. We focus on loweri…
Subset Selection Based On Multiple Rankings in the Presence of Bias: Effectiveness of Fairness Constraints for Multiwinner Voting Score Functions
Niclas Boehmer, L. Elisa Celis, Lingxiao Huang +2
We consider the problem of subset selection where one is given multiple rankings of items and the goal is to select the highest ``quality'' subset. Score functions from the multiwi…
Robustness of Participatory Budgeting Outcomes: Complexity and Experiments
Niclas Boehmer, Piotr Faliszewski, Łukasz Janeczko +1
We study the robustness of approval-based participatory budgeting (PB) rules to random noise in the votes. Our contributions are twofold. First, we study the computational complexi…
Selecting Representative Bodies: An Axiomatic View
Manon Revel, Niclas Boehmer, Rachael Colley +3
As the world's democratic institutions are challenged by dissatisfied citizens, political scientists and also computer scientists have proposed and analyzed various (innovative) me…
Properties of Position Matrices and Their Elections
Niclas Boehmer, Jin-Yi Cai, Piotr Faliszewski +4
We study the properties of elections that have a given position matrix (in such elections each candidate is ranked on each position by a number of voters specified in the matrix).…