research
∙
05/26/2023
Tight Complexity Bounds for Counting Generalized Dominating Sets in Bounded-Treewidth Graphs Part II: Hardness Results
For a well-studied family of domination-type problems, in bounded-treewi...
share
research
∙
05/11/2023
Optimal Algorithms for Bounded Weighted Edit Distance
The edit distance of two strings is the minimum number of insertions, de...
research
∙
11/08/2022
Tight Complexity Bounds for Counting Generalized Dominating Sets in Bounded-Treewidth Graphs
We investigate how efficiently a well-studied family of domination-type ...
research
∙
04/06/2022
Faster Pattern Matching under Edit Distance
We consider the approximate pattern matching problem under the edit dist...
research
∙
11/06/2020
Detecting and Counting Small Subgraphs, and Evaluating a Parameterized Tutte Polynomial: Lower Bounds via Toroidal Grids and Cayley Graph Expanders
Given a graph property Φ, we consider the problem 𝙴𝚍𝚐𝚎𝚂𝚞𝚋(Φ), where the ...
research
∙
10/18/2020
On Near-Linear-Time Algorithms for Dense Subset Sum
In the Subset Sum problem we are given a set of n positive integers X an...
research
∙
04/17/2020
Faster Approximate Pattern Matching: A Unified Approach
Approximate pattern matching is a natural and well-studied problem on st...
research
∙
04/14/2020
Counting Small Induced Subgraphs Satisfying Monotone Properties
Given a graph property Φ, the problem #𝖨𝗇𝖽𝖲𝗎𝖻(Φ) asks, on input a graph ...
research
∙
03/16/2020
Faster Minimization of Tardy Processing Time on a Single Machine
This paper is concerned with the 1||∑ p_jU_j problem, the problem of min...
research
∙
07/08/2019
Counting and Finding Homomorphisms is Universal for Parameterized Complexity Theory
Counting homomorphisms from a graph H into another graph G is a fundamen...
research
∙
04/23/2019
Counting Induced Subgraphs: An Algebraic Approach to #W[1]-hardness
We study the problem #IndSub(P) of counting all induced subgraphs of siz...
research
∙
02/13/2019
Counting Answers to Existential Questions
Conjunctive queries select and are expected to return certain tuples fro...
research
∙
03/02/2018