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researcher

Y. Otachi

70 papers hereh-index 221.3k citations166 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author1
  • first author4
  • middle author33
  • last author29

Across the 67 of 70 papers where every author was matched, so the position is known.

fields
  • cs.DS45
  • cs.DM11
  • cs.CC6
  • math.CO4
  • cs.CG2
  • cs.DC1

identity via Semantic Scholar / OpenAlex

activity
20112026
most citedExtending Partial Representations of Subclasses of Chordal Graphs

8 citations · 36 across the 49 of their papers we have counts for

collaborators
Showing 2017Show all

3 papers · 1 filter

cs.DS2017

Space-Efficient Algorithms for Longest Increasing Subsequence

Masashi Kiyomi, Hirotaka Ono, Yota Otachi +2

Given a sequence of integers, we want to find a longest increasing subsequence of the sequence. It is known that this problem can be solved in O(nlogn) time and space. Our goa…

cs.DS2017★ 1 cited

Vertex Deletion Problems on Chordal Graphs

Yixin Cao, Yuping Ke, Yota Otachi +1

Containing many classic optimization problems, the family of vertex deletion problems has an important position in algorithm and complexity study. The celebrated result of Lewis an…

cs.CG2017

Symmetric Assembly Puzzles are Hard, Beyond a Few Pieces

Erik D. Demaine, Matias Korman, Jason S. Ku +6

We study the complexity of symmetric assembly puzzles: given a collection of simple polygons, can we translate, rotate, and possibly flip them so that their interior-disjoint union…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.