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The Yannakakis algorithm is an algorithm in database theory for evaluating acyclic join queries (more generally, (alpha-)acyclic conjunctive queries, see
Yannakakis_algorithm
Greek-American computer scientist
related to the verification of MSC-graphs. Yannakakis is one of the inventors of the complexity class FIXP. Yannakakis is a member of both the National Academy
Mihalis_Yannakakis
Brault-Baron, Johann (2014-03-27). "Hypergraph Acyclicity Revisited". arXiv:1403.7076 [math.CO]. See Theorem 6 for the existence of an ear Yannakakis algorithm
GYO_algorithm
book http://yannakakis.net/ Georgios N. Yannakakis' homepage New Scientist, issue 2622, September 2007 Julian Togelius, Georgios N. Yannakakis, Kenneth O
Georgios_N._Yannakakis
NP-hard problem in combinatorial optimization
University of Helsinki. Technical Report C-1987–28. Papadimitriou & Yannakakis (1993). Christofides (1976). Serdyukov, Anatoliy I. (1978), "О некоторых
Travelling_salesman_problem
Task of computing complete subgraphs
provide an alternative output-sensitive algorithm based on fast matrix multiplication. Johnson & Yannakakis (1988) show that it is even possible to list
Clique_problem
Independent set which is not a subset of any other independent set
Bron–Kerbosch algorithm, see Tomita, Tanaka & Takahashi (2006). Bomze et al. (1999); Eppstein (2005); Jennings & Motycková (1992); Johnson, Yannakakis & Papadimitriou
Maximal_independent_set
Classical problem in combinatorics
When n {\displaystyle n} refers to the size of the universe, Lund & Yannakakis (1994) showed that set covering cannot be approximated in polynomial time
Set_cover_problem
Least-weight tree connecting graph vertices
Dahlhaus, E.; Johnson, D. S.; Papadimitriou, C. H.; Seymour, P. D.; Yannakakis, M. (August 1994). "The complexity of multiterminal cuts" (PDF). SIAM
Minimum_spanning_tree
Set of edges without common vertices
(STOC '87). pp. 345–354. doi:10.1145/28395.383347. ISBN 0-89791-221-7. Yannakakis, Mihalis; Gavril, Fanica (1980), "Edge dominating sets in graphs" (PDF)
Matching_(graph_theory)
Computational complexity class
In computational complexity theory and the analysis of algorithms, an algorithm is said to take quasi-polynomial time if its time complexity is quasi-polynomially
Quasi-polynomial_time
Complexity class of approximable problems
closely related subclass Complexity Zoo: APX C. Papadimitriou and M. Yannakakis. Optimization, approximation and complexity classes. Journal of Computer
APX
Subset of a graph's edges such that all other edges are adjacent to at least one
is easy to find a minimum maximal matching with |D| edges (see, e.g., Yannakakis & Gavril 1980). Determining whether there is an edge dominating set of
Edge_dominating_set
algorithms that produce an infinite sequence of outputs. The notion of polynomial delay was first introduced by David S. Johnson, Mihalis Yannakakis and
Polynomial_delay
Type of database query
System Sciences, 61 (2): 302–332, doi:10.1006/jcss.2000.1713 Mihalis Yannakakis: Algorithms for Acyclic Database Schemes . Proc. VLDB 1981: 82-94. Georg Gottlob
Conjunctive_query
Problem in graph theory
Jünger & Reinelt (1987). Robertson & Seymour (1993). Papadimitriou & Yannakakis (1991) prove MaxSNP-completeness. Mitzenmacher & Upfal (2005, Sect. 6
Maximum_cut
outside the traditional concern of controlling NPC behavior. Georgios N. Yannakakis highlighted four potential application areas: Player-experience modeling:
Artificial intelligence in video games
Artificial_intelligence_in_video_games
Subset of a graph's vertices, including at least one endpoint of every edge
algorithm was discovered independently by Fanica Gavril and Mihalis Yannakakis. More involved techniques show that there are approximation algorithms
Vertex_cover
Graph divided into two independent sets
ACM Transactions on Algorithms, 5 (2): Art. 15, arXiv:cs.CG/0307023, doi:10.1145/1497290.1497291, MR 2561751, S2CID 60496. Yannakakis, Mihalis (1978), "Node-and
Bipartite_graph
Subset of a graph's nodes such that all other nodes link to at least one
efficient algorithm that can compute γ(G) for all graphs G. However, there are efficient approximation algorithms, as well as efficient exact algorithms for
Dominating_set
Intractability: A Guide to the Theory of NP-completeness, W. H. Freeman, p. 195 Yannakakis, Mihalis (1978), "Node-and edge-deletion NP-complete problems", Proceedings
Odd_cycle_transversal
Computing the fixed point of a function
229–238. doi:10.1109/FOCS.2016.32. ISBN 978-1-5090-3933-3. S2CID 87553. Yannakakis, Mihalis (May 2009). "Equilibria, fixed points, and complexity classes"
Fixed-point_computation
1016/0304-3975(81)90075-x. Blum, Avrim, Tao Jiang, Ming Li, John Tromp, and Mihalis Yannakakis. "Linear approximation of shortest superstrings." Journal of the ACM (JACM)
Shortest_common_supersequence
Complexity class of problems
(PDF) on 2021-10-22. Retrieved 2019-09-10.. Papadimitriou, Christos H.; Yannakakis, Mihalis (1996). "On limited nondeterminism and the complexity of the
NP-intermediate
Complexity class
Proceedings of the 5th Scandinavian Workshop on Algorithm Theory: 88–99. Schäffer, Alejandro A.; Yannakakis, Mihalis (February 1991). "Simple Local Search
PLS_(complexity)
degree k {\displaystyle k} . Yannakakis 1981 Papadimitriou & Yannakakis 1982 Yannakakis 1981 Hosseinian & Butenko 2022 Yannakakis, Mihalis (1981). "Node-Deletion
Dissociation_number
Problem in computer science
salesman problem) require to compute sums of distances. Etessami and Yannakakis show a reduction from SRS to the problem of termination of recursive concurrent
Square-root_sum_problem
Complexity class
called CLS is equal to the intersection of PPAD and PLS. Etessami and Yannakakis (who invented the related class FIXP) write that "The piecewise-linear
PPAD_(complexity)
Subgraph
finding the largest nonblocker in a graph was formulated by Papadimitriou & Yannakakis (1991), who observed that it belongs to MaxSNP. Although computing a dominating
Nonblocker
Prize in foundations of computer science
Knuth Prize Miklos Ajtai, ACM, October 9, 2003 2005 Knuth Prize Mihalis Yannakakis, ACM, May 1, 2006 Nancy Lynch Named Recipient of ACM Award for Contributions
Knuth_Prize
Graph path which is an induced subgraph
(1979) credit this result to an unpublished communication of Mihalis Yannakakis. However, this problem can be solved in polynomial time for certain graph
Induced_path
Economical computational problem
Foundations of Computer Science (FOCS 2006), 261–272. Etessami, Kousha; Yannakakis, Mihalis (January 2010). "On the Complexity of Nash Equilibria and Other
Nash_equilibrium_computation
Algorithmic complexity class
Papadimitriou (1994, p. 495, Section 20.1) Papadimitriou, Christos H.; Yannakakis, Mihalis (1986-12-01). "A note on succinct representations of graphs"
EXPTIME
Partition of a graph by removing fewest possible edges
Dahlhaus, E.; Johnson, D. S.; Papadimitriou, C. H.; Seymour, P. D.; Yannakakis, M. (1994). "The Complexity of Multiterminal Cuts" (PDF). SIAM Journal
Minimum_cut
Computational graph problem
optimization problem was introduced by Christos Papadimitriou and Mihalis Yannakakis in 1989 and a number of variants of the problem have been studied since
Canadian_traveller_problem
PMID 18462492. Crescenzi P.; Goldman D.; Papadimitriou C.; Piccolboni A.; Yannakakis M. (1998). "On the complexity of protein folding (Abstract)". Proceedings
Hydrophobic-polar protein folding model
Hydrophobic-polar_protein_folding_model
Chordal graph with the given graph as a subgraph
problem (also called the minimum fill-in problem) was quickly resolved: Yannakakis (1981) showed it to be NP-complete. If the minimum chordal completion
Chordal_completion
Automatically changing parameters, scenarios, and behaviors in video games in real-time
and reliable by validation against human judgment. Further studies by Yannakakis and Hallam have shown that artificial neural networks (ANN) and fuzzy
Dynamic game difficulty balancing
Dynamic_game_difficulty_balancing
Theorem in order and lattice theory
[cs.GT]. Etessami, Kousha; Papadimitriou, Christos; Rubinstein, Aviad; Yannakakis, Mihalis (2020). Vidick, Thomas (ed.). "Tarski's Theorem, Supermodular
Knaster–Tarski_theorem
Generalization of tree graphs to hypergraphs
ISBN 0-89871-430-3, MR 1672910. Tarjan, Robert E.; Yannakakis, Mihalis (1984), "Simple linear-time algorithms to test chordality of graphs, test acyclicity
Hypertree
Graph which can be made planar by removing a single node
Gupta & Impagliazzo (1991). Pierce (2014). Kawarabayashi (2009). Lewis & Yannakakis (1980). "Jorgensen's Conjecture", Open Problem Garden, retrieved 2016-11-13
Apex_graph
Operations research and management sciences award
Renato Monteiro 2024 Jim Dai 2023 Christos Papadimitriou and Mihalis Yannakakis 2022 Vijay Vazirani 2021 Alexander Shapiro 2020 Adrian Lewis 2019 Dimitris
John_von_Neumann_Theory_Prize
games". The Economist. Archived from the original on 5 October 2017. Yannakakis, Geogios N. (2012). "Game AI revisited". Proceedings of the 9th conference
Applications of artificial intelligence
Applications_of_artificial_intelligence
Iranian-American electrical and computer engineer
2009. (Winner of Best Journal Paper Award for 2009) Moghaddam, M., E. Yannakakis, W. C. Chew, and C. Randall, “Modeling of the subsurface interface radar
Mahta_Moghaddam
Problem in computer science
most B clauses. Before the PCP theorem was proven, Papadimitriou and Yannakakis showed that for some fixed constant B, this problem is MAX SNP-hard. Consequently
MAX-3SAT
Vertex coloring where every color pairing appears at least once
determining if it is greater than a given number is NP-complete, as shown by Yannakakis and Gavril in 1978 by transformation from the minimum maximal matching
Complete_coloring
Reconfiguration problem in combinatorics and computational complexity theory
124–138. doi:10.1137/060652063. MR 2383232. Papadimitriou, Christos H.; Yannakakis, Mihalis (1991). "Optimization, approximation, and complexity classes"
Token_reconfiguration
Economical computational problem
doi:10.1145/3055399.3055474. ISBN 978-1-4503-4528-6. Etessami, Kousha; Yannakakis, Mihalis (January 2010). "On the Complexity of Nash Equilibria and Other
Market equilibrium computation
Market_equilibrium_computation
Generalization of graph theory
Addison-Wesley. ISBN 0-201-53771-0. Tarjan, R. E.; Yannakakis, M. (1984). "Simple linear-time algorithms to test chordality of graphs, test acyclicity of
Hypergraph
Algorithmically defined graph
In the study of graph algorithms, an implicit graph representation (or more simply implicit graph) is a graph whose vertices or edges are not represented
Implicit_graph
American computer scientist
Computer Science Press, 1984 ISBN 978-0-914894-95-7 Data Structures and Algorithms (with A. V. Aho and J. E. Hopcroft), Addison-Wesley, Reading, Massachusetts
Jeffrey_Ullman
Smallest dimension where a graph can be represented as an intersection graph of boxes
dimensions. Cozzens (1981) shows that computing the boxicity is NP-complete; Yannakakis (1982) shows that even checking whether the boxicity is at most 3 is NP-hard;
Boxicity
Mathematical propositions in network flow theory
ratio for directed multicommodity flows". J. Algorithms. 22: 241–269. Garg, N.; Vazarani, V.; Yannakakis, M. (1996). "Approximate max-flow min-(multi)cut
Approximate max-flow min-cut theorem
Approximate_max-flow_min-cut_theorem
American computer scientist (1953–1995)
Christos Papadimitriou, Michael Rabin, Daniel Spielman, Moshe Vardi, Mihalis Yannakakis, and Andrew Yao.[excessive detail?] In the few years after Kanellakis's
Paris_Kanellakis
Technique for reducing number of solutions
posed by Papadimitriou and Yannakakis, for which (as of the time the paper was written) no deterministic polynomial-time algorithm is known: given a graph
Isolation_lemma
networks 2024 Xue, Bing For contributions to evolutionary deep learning 2024 Yannakakis, Georgios N. For contributions to affective computing and artificial intelligence
List of fellows of IEEE Computational Intelligence Society
List_of_fellows_of_IEEE_Computational_Intelligence_Society
In computer science, particularly the study of approximation algorithms, an L-reduction ("linear reduction") is a transformation of optimization problems
L-reduction
Size of biclique cover of a graph
with the solutions to the optimum key generation problem (Shu, Lee & Yannakakis 2006). A different application lies in biology, where minimum biclique
Bipartite_dimension
optimizing compiler, Hydra operating system, Tartan Laboratories Mihalis Yannakakis Andrew Chi-Chih Yao John Yen Nobuo Yoneda – Yoneda lemma, Yoneda product
List_of_computer_scientists
Theoretical Computer Science, vol 5, no 5, 1999. C.H. Papadimitriou; M. Yannakakis (1989). "Shortest paths without a map". Lecture Notes in Computer Science
List of PSPACE-complete problems
List_of_PSPACE-complete_problems
factorization, SIAM Journal on Optimization 20 (3) 1364-1377, 2009. Mihalis Yannakakis. Expressing combinatorial optimization problems by linear programs. J
Nonnegative rank (linear algebra)
Nonnegative_rank_(linear_algebra)
International evolutionary computation event
Andrea Tettamanzi, Julian Togelius, Neil Urquhart, Sima Uyar, Georgios N. Yannakakis: Applications of Evolutionary Computation - EvoApplications 2012: EvoCOMNET
EvoStar
Undirected graph with 11 nodes and 27 edges
doi:10.1016/0095-8956(79)90021-2, MR 0554297. See in particular Figure 9. Yannakakis, Mihalis (1986), "Four pages are necessary and sufficient for planar graphs"
Goldner–Harary_graph
Checking software against a standard
Exploratory Testing Archived 2013-06-12 at the Wayback Machine, p. 36. Lee, D.; Yannakakis, M. (1996). "Principles and methods of testing finite state machines-a
Software_testing
Complexity class
Complexity. Theoretical Computer Science 1989. Johnson, Papadimitriou, and Yannakakis. How Easy is Local Search?. Journal of Computer and System Sciences, 1988
TFNP
Concept in computational complexity theory
doi:10.2307/2272354, JSTOR 2272354, Zbl 0288.02021 C. Papadimitriou & M. Yannakakis, A note on succinct representations of graphs, Information and control
NEXPTIME
Graph layout on multiple half-planes
the later development of book embeddings include the proof by Mihalis Yannakakis in the late 1980s that planar graphs have book thickness at most four
Book_embedding
Greek university
pioneer of the use of mathematical models in music and architect Mihalis Yannakakis – computer scientist, laureate of the 2005 Knuth Prize for numerous ground-breaking
National Technical University of Athens
National_Technical_University_of_Athens
Fewest cliques covering a graph's edges
167 (2): 86–119, doi:10.1006/inco.2000.2958, MR 1835592 Lund, Carsten; Yannakakis, Mihalis (1994), "On the hardness of approximating minimization problems"
Intersection number (graph theory)
Intersection_number_(graph_theory)
Archived from the original on 15 October 2024. Retrieved 24 November 2024. Yannakakis, Geogios N. (15 May 2012). "Game AI revisited". Proceedings of the 9th
AI_art
Property in graph theory
155–162. doi:10.1016/0890-5401(88)90036-3. MR 0968104. Yannakakis, Mihalis (1985). "A polynomial algorithm for the min-cut linear arrangement of trees". Journal
Cutwidth
General game playing software
Content Generation: A Taxonomy and Survey, Julian Togelius, Georgios N. Yannakakis, Kenneth O. Stanley, Cameron Browne, IEEE Transactions on Computational
Zillions_of_Games
School of Columbia University in New York
science Philip Kim, professor of applied physics and mathematics Mihalis Yannakakis, professor of computer science, famous scholar noted for his work in the
Fu Foundation School of Engineering and Applied Science
Fu_Foundation_School_of_Engineering_and_Applied_Science
Complexity class
1145/167088.167245. ISBN 0897915917. S2CID 9229294. Papadimitriou, Christos H.; Yannakakis, Mihalis (1991). "Optimization, approximation, and complexity classes"
SNP_(complexity)
Complexity of sending information in a distributed algorithm
46 (2): 41–64. doi:10.1145/2789149.2789161. Retrieved 1 December 2023. Yannakakis, M. (1991). "Expressing combinatorial optimization problems by linear
Communication_complexity
Finite-state machine with fifo buffers for memory
communicating finite state machines (Report). Alur, Rajeev; Kannan, Sampath; Yannakakis, Mihalis. "Communicating hierarchical state machines," Automata, Languages
Channel system (computer science)
Channel_system_(computer_science)
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
Male
Greek
(ΚαπανεÏÏ‚) Greek name KAPANEUS means "arrogant." In mythology, this is the name of one of the Seven Against Thebes. He is said to have had a body of immense size and strength, but he was notoriously arrogant and was eventually struck and killed by a thunderbolt sent by Zeus. His wife Euadne committed suicide by throwing herself on his funeral pyre.Â
Boy/Male
Hindu, Indian, Marathi, Oriya, Sanskrit, Telugu
First Best
Boy/Male
Indian, Sanskrit
Clarified Butter
Boy/Male
Indian, Sanskrit
The Primal Head of Religious Sacrifice
Female
Persian/Iranian
Avestan name AMERETAT means "immortality." In Zoroastrian mythology, this is the name of a goddess of immortality.
Boy/Male
Irish
Serves Saint Ruadhan.
Boy/Male
Tamil
Gunasekar | கà¯à®¨à®¾à®¸à¯‡à®•à®¾à®°
Virtuous, Good king
Boy/Male
Hindu
One who chants praises, Bard, Feet
Boy/Male
Hindu, Indian, Marathi
Whole Family's Future
Boy/Male
Hindu, Indian
God
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
YANNAKAKIS ALGORITHM
n.
The art of calculating by nine figures and zero.
n.
The art of calculating with any species of notation; as, the algorithms of fractions, proportions, surds, etc.
n.
Alt. of Algorithm