Istrail Lab

Publications

Combinatorial and Statistical Predictions of Gene Expression from Haplotype Sequence

2020

Bert Alpay, Pinar Demetci, Sorin Istrail, Derek Aguiar

In Bioinformatics

Eric Davidson's Regulatory Genome for Computer Science: Causality, Logic, and Proof Principles of the Genomic cis-Regulatory Code

2019

Sorin Istrail

In Journal of Computational Biology, vol. 26, no. 7

How Does the Regulatory Genome Work?

2019

Sorin Istrail, Isabelle S. Peter

In Journal of Computational Biology, vol. 26, no. 7, pg. 685-695

Transcriptome of American oysters, Crassostrea virginica, in response to bacterial challenge: Insights into potential mechanisms of disease resistance

2014

Ian C. McDowell, Chamilani Nikapitiya, Derek Aguiar, Christopher E. Lane, Sorin Istrail, Marta Gomez-Chiarri

In PLOS One

Tumor haplotype assembly algorithms for cancer genomics

2014

Derek Aguiar, Wendy SW Wong, Sorin Istrail

In Pacific Symposium on Biocomputing, vol. 19, pg. 3-14

Tractatus: an exact and subquadratic algorithm for inferring identity-by-descent multi-shared haplotype tracts

2014

Derek Aguiar, Eric Morrow, Sorin Istrail

In RECOMB, pg. 158-173

Intellectual Disability Is Associated with Increased Runs of Homozygosity in Simplex Autism

2013

Ece D Gamsiz, Emma W Viscidi, Abbie M Frederick, Shailender Nagpal, Stephan J Sanders, Michael T Murtha, Michael Schmidt, Elizabeth W Triche, Daniel H Geschwind, Matthew W State, others

In American Journal of Human Genetics, vol. vol. 93, no. 1, pp. 103-109

Pathway-based genetic analysis of preterm birth

2013

Alper Uzun, Andrew T. Dewan, Sorin Istrail, James F. Padbury

In Genomics, vol. 101, no. 3, pg. 163-170

A quantitative reference transcriptome for Nematostella vectensis early embryonic development: a pipeline for de novo assembly in emerging model systems

2013

Sarah Tulin, Derek Aguiar, Sorin Istrail, Joel Smith

In EvoDevo, vol. 4, no. 16

Haplotype assembly in polyploid genomes and identical by descent shared tracts

2013

Derek Aguiar, Sorin Istrail

In Bioinformatics, vol. 29, no. 13, pg. i352-i360

HAPCOMPASS: A fast cycle basis algorithm for accurate haplotype assembly of sequence data

2012

Derek Aguiar, Sorin Istrail

In Journal of Computational Biology, vol. 19, no. 6, pg. 577-590

dbPTB: a database for preterm birth

2012

Alper Uzun, Alyse Laliberte, Jeremy Parker, Caroline Andrew, Emily Winterrowd, Surendra Sharma, Sorin Istrail, James F. Padbury

In Database (Oxford), vol. 2012, pg. bar069

OCR-based Image Features for Biomedical Image and Article Classification: Identifying Documents Relevant to Cis-Regulatory Elements

2012

Hagit Shatkay, Ramya Narayanaswamy, Santosh Nagaral, Na Harrington, Dorothea Blostein, Ryan Tarpine, Kyle Schutter, Rohith Mv, Gowri Somanath, Sorin Istrail, Chandra Kambahmettu

In ACM BCB

Computer Science Through Urn Games: An Unified Framework for a Hierarchy of Solvable and Unsolvable Problems

2012

Sorin Istrail

In Proceedings of the Turing Centenary Conference

Turing and von Neumann's Brains and their Computers

2012

Sorin Istrail, Solomon Marcus

In Proceedings of the Turing Centenary Conference

Global analysis of sequence diversity within HIV-1 subtypes across geographic regions

2012

Austin Huang, Joseph W Hogan, Sorin Istrail, Allison DeLong, David A Katzenstein, Rami Kantor

In Future Virology, vol. 7, no. 5, pg. 505-517

Mental Experience and the Turing Test: This Double Face is the Face of Mathematics

2012

Leon N Cooper, Sorin Istrail

In Proceedings of the Turing Centenary Conference

DELISHUS: an efficient and exact algorithm for genome-wide detection of deletion polymorphism in autism

2012

Derek Aguiar, Bjarni V. Halldorsson, Eric M. Morrow, Sorin Istrail

In Bioinformatics, vol. 28, no. 12, pg. i154-i162

Conservative Extensions of Linkage Disequilibrium Measures from Pairwise to Multi-loci and Algorithms for Optimal tagsging SNP Selection

2011

Ryan Tarpine, Fumei Lam, Sorin Istrail

Springer Berlin / Heidelberg

In Research in Computational Molecular Biology, vol. 6577, pg. 468-482

QColors: An algorithm for conservative viral quasispecies reconstruction from short and non-contiguous next generation sequencing reads

2011

Austin Huang, Rami Kantor, Allison DeLong, Leeann Schreier, Sorin Istrail

IEEE

In BIBM Workshops, pg. 130-136

The Clark Phaseable Sample Size Problem: Long-Range Phasing and Loss of Heterozygosity in GWAS

2011

Bjarni Halldorsson, Derek Aguiar, Ryan Tarpine, Sorin Istrail

In Journal of Computational Biology, vol. 18, no. 3, pg. 323-333

Haplotype phasing by multi-assembly of shared haplotypes: phase-dependent interactions between rare variants

2011

Bjarni Halldorsson, Derek Aguiar, Sorin Istrail

In Pac Symp Biocomput., pg. 88-99

Functional cis-regulatory genomics for systems biology

2010

Jongmin Nam, Ping Dong, Ryan Tarpine, Sorin Istrail, Eric H. Davidson

In Proceedings of the National Academy of Sciences, vol. 107, no. 8, pg. 3930-3935

The Imperfect Ancestral Recombination Graph Reconstruction Problem: Upper Bounds for Recombination and Homoplasy

2010

Fumei Lam, Ryan Tarpine, Sorin Istrail

In Journal of Computational Biology, vol. 17, no. 6, pg. 767-781

Practical Computational Methods for Regulatory Genomics: A cisGRN-Lexicon and cisGRN-Browser for Gene Regulatory Networks

2010

Sorin Istrail, Ryan Tarpine, Kyle Schutter, Derek Aguiar

Humana Press

In Computational Biology of Transcription Factor Binding, vol. 674, pg. 369-399

The Clark Phase-able Sample Size Problem: Long-Range Phasing and Loss of Heterozygosity in GWAS

2010

Bjarni Halldorsson, Derek Aguiar, Ryan Tarpine, Sorin Istrail

In RECOMB, vol. 6044, pg. 158-173

The regulatory genome and the computer

2007

Sorin Istrail, Smadar Ben-Tabou De-Leon, Eric H. Davidson

In Developmental Biology, vol. 310, no. 2, pg. 187-195

The Transcriptome of the Sea Urchin Embryo

2006

Manoj P. Samanta, Waraporn Tongprasit, Sorin Istrail, R. Andrew Cameron, Qiang Tu, Eric H. Davidson, Viktor Stolc

In Science, vol. 314, no. 5801, pg. 960-962

Islands of Tractability for Parsimony Haplotyping

2006

Bjarni V Halldorsson, Roded Sharan, Sorin Istrail

In Stanford Computational Systems Biology

The Genome of the Sea Urchin Strongylocentrotus purpuratus

2006

Sea Urchin Genome Sequencing Consortium, Erica Sodergren, George M. Weinstock, Eric H Davidson, R. Andrew Cameron, Richard A. Gibbs, Robert C. Angerer, Lynne M. Angerer, Maria Ina Arnone, David R. Burgess, Robert D. Burke, James A. Coffman, Michael Dean, Maurice R. Elphick, Charles A. Ettensohn, Kathy R. Foltz, Amro Hamdoun, Richard O. Hynes, William H. Klein, William Marzluff, David R. McClay, Robert L. Morris, Arcady Mushegian, Jonathan P. Rast, L. Courtney Smith, Michael C. Thorndyke, Victor D. Vacquier, Gary M. Wessel, Greg Wray, Lan Zhang, Christine G. Elsik, Olga Ermolaeva, Wratko Hlavina, Gretchen Hofmann, Paul Kitts, Melissa J. Landrum, Aaron J. Mackey, Donna Maglott, Georgia Panopoulou, Albert J. Poustka, Kim Pruitt, Victor Sapojnikov, Xingzhi Song, Alexandre Souvorov, Victor Solovyev, Zheng Wei, Charles A. Whittaker, Kim Worley, K. James Durbin, Yufeng Shen, Olivier Fedrigo, David Garfield, Ralph Haygood, Alexander Primus, Rahul Satija, Tonya Severson, Manuel L. Gonzalez-Garay, Andrew R. Jackson, Aleksandar Milosavljevic, Mark Tong, Christopher E. Killian, Brian T. Livingston, Fred H. Wilt, Nikki Adams, Robert Bell, Seth Carbonneau, Rocky Cheung, Patrick Cormier, Bertrand Cosson, Jenifer Croce, Antonio Fernandez-Guerra, Anne-Marie Genevire, Manisha Goel, Hemant Kelkar, Julia Morales, Odile Mulner-Lorillon, Anthony J. Robertson, Jared V. Goldstone, Bryan Cole, David Epel, Bert Gold, Mark E. Hahn, Meredith Howard-Ashby, Mark Scally, John J. Stegeman, Erin L. Allgood, Jonah Cool, Kyle M. Judkins, Shawn S. McCafferty, Ashlan M. Musante, Robert A. Obar, Amanda P. Rawson, Blair J. Rossetti, Ian R. Gibbons, Matthew P. Hoffman, Andrew Leone, Sorin Istrail, Stefan C. Materna, Manoj P. Samanta, Viktor et al. Stolc

In Science, vol. 314, no. 5801, pg. 941-952

Logic functions of the genomic cis-regulatory code

2005

Sorin Istrail, Eric Davidson

In Proceedings of the National Academy of Sciences, vol. 102, no. 14, pg. 4954-4959

Gene and alternative splicing annotation with AIR

2005

Liliana Florea, Valentina Di Francesco, Jason Miller, Russell Turner, Alison Yao, Michael Harris, Brian Walenz, Clark Mobarry, Gennady V. Merkulov, Rosane Charlab, Ian Dew, Zuoming Deng, Sorin Istrail, Peter Li, Granger Sutton

In Genome Research, vol. 15, no. 1, pg. 54-66

The linkage disequilibrium maps of three human chromosomes across four populations reflect their demographic history and a common underlying recombination pattern

2005

Francisco M. De La Vega, Hadar Isaac, Andrew Collins, Charles R. Scafe, Bjarni V. Halldorsson, Xiaoping Su, Ross A. Lippert, Yu Wang, Marion Laig-Webster, Ryan T. Koehler, Janet S. Ziegle, Lewis T. Wogan, Junko F. Stevens, Kyle M. Leinen, Sheri J. Olson, Karl J. Guegler, Xiaoqing You, Lily H. Xu, Heinz G. Hemken, Francis Kalush, Mitsuo Itakura, Yi Zheng, Guy de Thò, Stephen J. O'Brien, Andrew G. Clark, Sorin Istrail, Michael W. Hunkapiller, Eugene G. Spier, Dennis A. Gilbert

In Genome Research, vol. 15, no. 4, pg. 454-462

Finding anchors for genomic sequence comparison

2004

Ross Lippert, Xiaoyue Zhao, Liliana Florea, Clark Mobarry, Sorin Istrail

ACM Press

In 8th Annual International Conference on Research in Computational Biology (RECOMB04)

Whole Genome Shotgun Assembly and Comparison of Human Genome Assemblies

2004

Sorin Istrail, Granger G. Sutton, Liliana Florea, Aaron L. Halpern, Clark M. Mobarry, Ross Lippert, Brian Walenz, Hagit Shatkay, Ian Dew, Jason R. Miller, Michael J. Flanigan, Nathan J. Edwards, Randall Bolanos, Daniel Fasulo, Bjarni V. Halldorsson, Sridhar Hannenhalli, Russell Turner, Shibu Yooseph, Fu Lu, Deborah R. Nusskern, Bixiong Chris Shue, Xiangqun Holly Zheng, Fei Zhong, Arthur L. Delcher, Daniel H. Huson, Saul A. Kravitz, Laurent Mouchard, Knut Reinert, Karin A. Remington, Andrew G. Clark, Michael S. Waterman, Evan E. Eichler, Mark D. Adams, Michael W. Hunkapiller, Eugene W. Myers, J. Craig Venter

In Proceedings of the National Academy of Sciences, vol. 101, no. 7, pg. 1916-1921

Comparative Immuno-Peptidomics of Humans and their Pathogens

2004

Sorin Istrail, Liliana Florea, Bjarni V Halldorsson, Oliver Kohlbacher, Russell Schwartz, Von Bing Yap, Jonathan Yewdell, Stephen Hoffman

In Proceedings of the National Academy of Sciences, vol. 101, no. 36, pg. 13268-13272

Optimal haplotype block free selection of tagsging SNPs for genome-wide association studies

2004

Bjarni V Halldorsson, Vineet Bafna, Ross Lippert, Russell Schwartz, Francisco M. De La Vega, Andrew G. Clark, Sorin Istrail

In Genome Research, vol. 14, no. 8, pg. 1633-1640

1001 optimal PDB structure alignments: integer programming methods for finding the maximum contact map overlap

2004

Alberto Caprara, Robert Carr, Sorin Istrail, Giuseppe Lancia, Brian Walenz

In Journal of Computational Biology, vol. 11, no. 1, pg. 27-52

Robustness of Inference of Haplotype Block Structure

2003

Russell Schwartz, Bjarni V Halldorsson, Vineet Bafna, Andrew G. Clark, Sorin Istrail

In Journal of Computational Biology

Inferring Piecewise Ancestral History from Haploid Sequences

2003

Russell Schwartz, Andrew G. Clark, Sorin Istrail

Springer

In First RECOMB Satellite on Computational Methods for SNPs and Haplotype Inference, (RECOMB SNP&HAP03)

A survey of computational methods for determining haplotypes

2003

Bjarni V Halldorsson, Vineet Bafna, Nathan J. Edwards, Ross Lippert, Shibu Yooseph, Sorin Istrail

Springer

In First RECOMB Satellite on Computational Methods for SNPs and Haplotype Inference, (RECOMB SNP&HAP03), pg. 26-47

Combinatorial problems arising in SNP and haplotype analysis

2003

Bjarni V Halldorsson, Vineet Bafna, Nathan J. Edwards, Ross Lippert, Shibu Yooseph, Sorin Istrail

Springer

In Fourth International Conference on Discrete Mathematics and Theoretical Computer Science, (CDMTCS03), pg. 26-47

Epitope prediction algorithms for peptide-based vaccine design

2003

Liliana Florea, Bjarni V Halldorsson, Oliver Kohlbacher, Russell Schwartz, Stephen Hoffman, Sorin Istrail

IEEE Press

In Second Annual IEEE Computer Society Bioinformatics Conference (CSB03), pg. 17-26

A Computational Pipeline for High-Throughput T-Cell Epitope Prediction

2003

Liliana Florea, Bjarni V Halldorsson, Oliver Kohlbacher, Russell Schwartz, Stephen Hoffman, Sorin Istrail

Celera Genomics

Haplotypes and Informative SNP Selection Algorithms: Don't Block Out Information

2003

Vineet Bafna, Bjarni V Halldorsson, Russell Schwartz, Andrew G. Clark, Sorin Istrail

ACM Press

In 7th Annual International Conference on Computational Molecular Biology (RECOMB03), pg. 19-27

Methods for inferring block-wise ancestral history from haploid sequences: The haplotype coloring problem

2002

Russell Schwartz, Andrew G. Clark, Sorin Istrail

Springer

In 2nd Workshop on Algorithms in Bioinformatics, (WABI02), pg. 44-59

Practical Algorithms and Fixed-Parameter Tractability for the Single Individual SNP Haplotyping Problem

2002

Romeo Rizzi, Vineet Bafna, Sorin Istrail, Giuseppe Lancia

Springer

In 2nd Workshop on Algorithms in Bioinformatics, (WABI02), pg. 29-43

Algorithmic Strategies for the SNP Haplotype Assembly Problem

2002

Ross Lippert, Russell Schwartz, Giuseppe Lancia, Sorin Istrail

In Briefings in Bioinformatics, vol. 3, no. 1, pg. 1-9

The Haplotype Phasing Problem

2002

Sorin Istrail

Celera Genomics

The Sequence of the Human Genome

2001

J. Craig Venter, Mark D. Adams, Eugene W. Myers, Peter W. Li, Richard J. Mural, Granger G. Sutton, Hamilton O. Smith, Mark Yandell, Cheryl A. Evans, Robert A. Holt, Jeannine D. Gocayne, Peter Amanatides, Richard M. Ballew, Daniel H. Huson, Jennifer Russo Wortman, Qing Zhang, Chinnappa D. Kodira, Xiangqun H. Zheng, Lin Chen, Marian Skupski, Gangadharan Subramanian, Paul D. Thomas, Jinghui Zhang, George L. Gabor Miklos, Catherine Nelson, Samuel Broder, Andrew G. Clark, Joe Nadeau, Victor A. McKusick, Norton Zinder, Arnold J. Levine, Richard J. Roberts, Mel Simon, Carolyn Slayman, Michael Hunkapiller, Randall Bolanos, Arthur Delcher, Ian Dew, Daniel Fasulo, Michael Flanigan, Liliana Florea, Aaron Halpern, Sridhar Hannenhalli, Saul Kravitz, Samuel Levy, Clark Mobarry, Knut Reinert, Karin Remington, Jane Abu-Threideh, Ellen Beasley, Kendra Biddick, Vivien Bonazzi, Rhonda Brandon, Michele Cargill, Ishwar Chandramouliswaran, Rosane Charlab, Kabir Chaturvedi, Zuoming Deng, Valentina Di Francesco, Patrick Dunn, Karen Eilbeck, Carlos Evangelista, Andrei E. Gabrielian, Weiniu Gan, Wangmao Ge, Fangcheng Gong, Zhiping Gu, Ping Guan, Thomas J. Heiman, Maureen E. Higgins, Rui-Ru Ji, Zhaoxi Ke, Karen A. Ketchum, Zhongwu Lai, Yiding Lei, Zhenya Li, Jiayin Li, Yong Liang, Xiaoying Lin, Fu Lu, Gennady V. Merkulov, Natalia Milshina, Helen M. Moore, Ashwinikumar K Naik, Vaibhav A. Narayan, Beena Neelam, Deborah Nusskern, Douglas B. Rusch, Steven Salzberg, Wei Shao, Bixiong Shue, Jingtao Sun, Zhen Yuan Wang, Aihui Wang, Xin Wang, Jian Wang, Ming-Hui Wei, Ron Wides, Chunlin Xiao, Chunhua et al. Yan

In Science, vol. 291, no. 5507, pg. 1304-1351

Visualization challenges for a new cyberpharmaceutical computing paradigm

2001

Russell J. Turner, Kabir Chaturvedi, Nathan J. Edwards, Daniel Fasulo, Aaron L. Halpern, Daniel H. Huson, Oliver Kohlbacher, Jason R. Miller, Knut Reinert, Karin A. Remington, Russell Schwartz, Brian Walenz, Shibu Yooseph, Sorin Istrail

IEEE Press

In IEEE 2001 symposium on parallel and large-data visualization and graphics, pg. 7-18

Frequencies of amino-acid strings in globular proteins sequences indicate suppression of blocks of consecutive hydrophobic residues

2001

Russell Schwartz, Sorin Istrail, Jonathan King

In Protein Science, vol. 10, pg. 1023-1031

Haplotype Reconstruction from SNP Alignment

2001

M. Li, Ross Lippert, Russell Schwartz, Michael Waterman, Sorin Istrail

Celera Genomics

101 Optimal PDB Structure Alignments: A Branch-and-Cut Algorithm for the Maximum Contact Map Overlap Problem

2001

Giuseppe Lancia, Robert Carr, Brian Walenz, Sorin Istrail

ACM Press

In RECOMB, pg. 201-211

SNPs Problems: Complexity and Algorithms

2001

Giuseppe Lancia, Vineet Bafna, Sorin Istrail, Ross Lippert, Russell Schwartz

Springer

In EAS, vol. 2161, pg. 182-193

Prediction of Self-Assembly of Energetic Tiles and Dominos: Experiments, Mathematics and Software

2000

Sorin Istrail, Alan Hurd, Ross A. Lippert, Brian Walenz, Serafim Batzoglou, John H. Conway, Fredrick W. Peyerl

Sandia Labs

Statistical Mechanics, Three-Dimensionality and NP-Completeness: I. Universality of Intractability of the Partition Functions of the Ising Model Across Non-Planar Lattices

2000

Sorin Istrail

ACM Press

In STOC, pg. 87-96

Algorithmic Strategies in Combinatorial Chemistry

2000

Debbie Goldman, Sorin Istrail, Giuseppe Lancia, Antonio Piccolboni, Brian Walenz

ACM Press

In SODA

Insights Into the Association of Partially Folded Chains Derived From Lattice Simulation Models

1999

Russell Schwartz, Sorin Istrail, Jonathan King

Sandia Labs

Prediction of Energetic Tiles Self-Assembly

1999

Ross A. Lippert, Sorin Istrail, Alan Hurd

Sandia Labs

Lattice Simulations of Aggregation Funnels of Protein Folding

1999

Sorin Istrail, Russell Schwartz, Jonathan King

In Journal of Computational Biology, vol. 6, no. 2

Algorithmic Aspects of Protein Structure Similarity

1999

Deborah Goldman, Sorin Istrail, Christos H. Papadimitriou

IEEE Computer Society Press

In FOCS

Mathematics of Self-Assembly

1999

John H. Conway, Sorin Istrail

Sandia Labs

Branch-and-Bound LP-algorithms for Protein Structure Alignment Based on Contact Map Overlap

1999

Robert Carr, Giuseppe Lancia, Sorin Istrail

Sandia Labs

Physical Mapping with Repeated Probes: The Hypergraph Superstring Problem

1999

Serafim Batzoglou, Sorin Istrail

Springer

In In 10th Conference on Combinatorial Pattern Matching (CPM99)

What is a Good Objective for Multiple Sequence Alignment?

1998

Sorin Istrail, R. Ravi

In Sandia Labs

Multiple Sequence Alignment and Voting Paradoxes

1998

Sorin Istrail

In Sandia Labs

Robust Proofs of NP-Hardness for Protein Folding: General Lattices and Energy Potentials

1997

William E. Hart, Sorin Istrail

In Journal of Computational Biology, vol. 4, no. 1, pg. 1-22

Lattice and Off-Lattice Side Chain Models of Protein Folding: Linear Time Structure Prediction Better than 86% of Optimal

1997

William E. Hart, Sorin Istrail

ACM Press

In In First International Conference on Computational Molecular Biology, (RECOMB97), pg. 137-146

Approximations Algorithms on Matroids Based on Cycle-Bases and Applications

1996

Sorin Istrail

In Sandia Labs

Fast Protein Folding in the Hydrophobic-Hydrophilic Model Within Three-eighths of Optimal

1996

William E. Hart, Sorin Istrail

In In Journal of Computational Biology, vol. 3, no. 1, pg. 53-96

Invariant Patterns in Crystal Lattices: Implications for Protein Folding Algorithms

1996

William E. Hart, Sorin Istrail

Springer

In In 7th Conference on Combinatorial Pattern Matching (CPM96), pg. 288-303

Fast Protein Folding in the Hydrophobic-Hydrophilic Model Within Three-eighths of Optimal

1995

William E. Hart, Sorin Istrail

ACM Press

In In 27th Annual ACM Symposium on Theory of Computation (STOC95), pg. 157-168

Crystallographical universal approximation: A complexity theory of protein folding algorithms for crystal lattices

1995

William E. Hart, Sorin Istrail

In Sandia Labs

Physical Mapping by STS Hybridization: Algorithmic Strategies and the Challenge of Software Evaluation

1995

David Greenberg, Sorin Istrail

In In Journal of Computational Biology, vol. 2, pg. 219-274

Bisimulation can't be traced

1995

Bard Bloom, Sorin Istrail, Albert R. Meyer

In Journal of the ACM, vol. 42, no. 1, pg. 232-268

Bounded-width polynomial size Boolean formulas compute exactly those functions from AC^0

1994

Dejan Zivkovic, Sorin Istrail

In Information Processing Letters, vol. 50, no. 4, pg. 211-216

The Chimeric Mapping Problem: Algorithmic Strategies and Performance Evaluation on Synthetic Genomic Data

1994

David Greenberg, Sorin Istrail

In Computers and Chemistry, vol. 18, no. 3, pg. 207-220

A non-probabilistic switching lemma for the Sipser function

1993

Sorin Istrail, Dejan Zivkovic

In 10th Annual Symposium on Theoretical Aspects of Computer Science (STACS93), vol. 665, pg. 566-575

The Chimeric Clones Problem

1993

Sorin Istrail

Sandia Labs

On the impossibility of the crossover method for proving NP-completeness of the planar chromatic index problem

1991

J Zipoli, Sorin Istrail

Wesleyan University

Constructing generalized universal traversing sequences of polynomial size for graphs of small diameter

1990

Sorin Istrail

In 31st Annual IEEE Symposium on Foundations of Computer Science (FOCS90), pg. 439-448

On the complexity of unpredictability

1990

Sorin Istrail

Wesleyan University

An arithmetical hierarchy in propositional dynamic logic

1989

Sorin Istrail

In Information and Computation, vol. 81, no. 3, pg. 280-289

An algorithm for embedding planar graphs in six pages

1988

Sorin Istrail

In Iasi University Annals, Mathematics-Computer Science, vol. 34, no. 4, pg. 329-341

Polynomial universal traversing sequences for cycles are constructible

1988

Sorin Istrail

ACM Press

In 20th Annual ACM Symposium on Theory of Computing (STOC88), pg. 453-491

The pagenumber of genus g graphs is O(g)

1987

Lenwood S. Heath, Sorin Istrail

ACM Press

In 19th Annual ACM Symposium on Theory of Computing (STOC87), pg. 388-397

Nivat's processing systems: decision problems related to protection and synchronization

1983

Cristian Masalagiu, Sorin Istrail

In Theoretical Computer Science, vol. 26, pg. 83-103

On protection in Nivat processing systems

1983

Cristian Masalagiu, Sorin Istrail

Springer

In Colloquium of Automata and Programming (CAAP83), vol. 159, pg. 255-268

N-contextual schemes

1982

Nguyen Xuan My, Sorin Istrail

In Bulletin Mathematique, vol. Tome 26 (74), no. 3, pg. 241-249

Some remarks on non-algebraic adherences

1982

Sorin Istrail

In Theoretical Computer Science, vol. 21, pg. 341-349

Generalizations of Ginsburg-Rice-Schutzenberger fixed-point theorem for context-sensitive and recursive-enumerable sets

1982

Sorin Istrail

In Theoretical Computer Science, vol. 18, pg. 333-341

Decision problems for languages associated with protection of systems

1981

Cristian Masalagiu, Sorin Istrail

Polytechnic Institute of Bucharest

In Automatic Systems and Informatics, pg. 306-312

On a linear theory of recursive-enumerable sets

1981

Sorin Istrail

In Series in Mathematics, vol. Inst. de Mat., vol. 38 Increst, pg. 20

Chomsky-Schutzenberger representations for families of languages and grammatical types

1981

Sorin Istrail

Springer

In International Conference on Automata, Languages and Programming (ICALP81), vol. 115, pg. 333-347

An efficient data-structure for computer-graphics

1980

L Olaru, Sorin Istrail

In Artificial Intelligence and Information Control Systems of Robots, pg. 83-85

A fixed-point approach to contextual languages

1980

Sorin Istrail

In Revue Roumaine de Mathematiques Pures et Appliquees, vol. 25, no. 6, pg. 861-869

On complements of some bounded context-sensitive languages

1979

Sorin Istrail

In Information and Control, vol. 42, no. 3, pg. 283-289

On the complexity of program divergence

1979

Sorin Istrail

In Foundations of Control Engineering, vol. 4, no. 1, pg. 19-26

A fixed-point theorem for recursive-enumerable languages and some considerations about semantics of monadic programs

1979

Sorin Istrail

Springer

In International Conference on Automata, Languages and Programming (ICALP79), vol. 71, pg. 289-303

Computing grammars and context-sensitive languages

1978

Sorin Istrail, Dan Simovici

In Revue Francais D'Automatique, Informatique et Recherche Operationelle, vol. 12, no. 1, pg. 33-48

Contextual grammars with regular choice

1978

Sorin Istrail

In Studii si Cercetari Matematice, vol. 30, no. 3, pg. 287-294

A problem about contextual grammars with choice

1978

Sorin Istrail

In Studii si Cercetari Matematice, vol. 30, no. 4, pg. 401-408

Elementary bounded languages

1978

Sorin Istrail

In Information and Control, vol. 39, no. 2, pg. 177-191

On irreducible languages and nonrational numbers

1977

Sorin Istrail

In Bulletin Mathematique, vol. 21, no. 3-4, pg. 301-308

On formal constructions of algebraic numbers of degree two

1977

Sorin Istrail

In Revue Roumaine de Mathematiques Pures et Appliquees, vol. 22, no. 9, pg. 1235-1239

On the weak equivalence problem of OL-systems with some generative devices

1977

Sorin Istrail

In Studii si Cercetari Matematice, vol. 23, no. 2, pg. 419-422

On some symmetric operators on free semigroups

1976

Sorin Istrail

In Studii si Cercetari Matematice, vol. 28, no. 1, pg. 111-121