Ely Porat

Ely Porat

Department of Computer Science
Bar-Ilan University
Ramat Gan 52900, Israel 

+972-3-531-8075 (voice) 
+972-3-736-0498 (fax) 
porately@cs.biu.ac.il 
office: room 305 
 

 

                                  

Research Interests:

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Teaching/Activities:

Current:

Past:

Publications:

Journal Papers:

Amihood Amir, Moshe Lewenstein and Ely Porat.
Approximate Swapped Matching,
Information Processing Letters, 83(1):33-39 (2002).

Amihood Amir, Richard Cole, Ramesh Hariharan Moshe Lewenstein and Ely Porat.
Overlap Matching,
Information and Computation, 181(1):57-74, 2003.

Amihood Amir, Moshe Lewenstein and Ely Porat.
Faster Algorithms for String Matching with k Mismatches,
J. of Algorithms, 50(2):257-275, 2004. (Special issue of SODA 2000.)

Amihood Amir, Yonatan Aumann, Moshe Lewenstein and Ely Porat.
Function Matching.
SIAM J. Comput. 35(5): 1007-1022 (2006)

Yossi Matias and Ely Porat.
Efficient pebbling for list traversal synopses with application to program roll back,
Theoretical Computer Science 379(3):418-436, 2007. (Special Issue of ICALP 2003)

Amihood Amir, Esterella Eisenberg and Ely Porat.
Swap and Mismatch Edit Distance.
Algorithmica 45(1): 109-120 (2006)

Amihood Amir, Ayelet Butman, Moshe Lewenstein, Ely Porat and Dekel Tsur.
Efficient one-dimensional real scaled matching.
J. Discrete Algorithms 5(2): 205-211 (2007)

Ohad Lipsky and Ely Porat.
L_1 pattern matching lower bound.
Information Processing Letters 105(4): 141-143 (2008).

Ohad Lipsky and Ely Porat.
Approximate matching in the L_\infty metric.
Information Processing Letters 105(4): 138-140 (2008).

Tsvi Kopelowitz and Ely Porat
Improved Algorithms for Polynomial-Time Decay and Time-Decay with Additive Error.
Theory Comput. Syst. 42(3): 349-365 (2008)

Conference Presentations (refereed - with Proceedings):

Amihood Amir, Moshe Lewenstein and Ely Porat.
Faster Algorithms for string Matching with k Mismatches.
Invited to the special issue of Journal of Algorithms
Appeared in Proceedings of the Symposium of Discrete Algorithms (SODA) 2000, 794-803.


Amihood Amir, Richard Cole, Ramesh Hariharan, Moshe Lewenstein and Porat Ely.
Swap Matching in Time O(nlogmlog|E|).
Manuscript

Amihood Amir, Moshe Lewenstein and Ely Porat.

Approximate Swapped Matching.
Appeared in Foundations of Software Technology and Theoretical Computer Science (FSTTCS) 2000, 302-331.

Amihood Amir, Richard Cole, Ramesh Hariharan, Moshe Lewenstein and Porat Ely.
Overlap Matching.
Appeared in Proceedings of the Symposium of Discrete Algorithms (SODA) 2001, 305-306.

Amihood Amir, Moshe Lewenstein and Ely Porat.
Approximate Subset Matching with don't care.
Appeared in Proceedings of the Symposium of Discrete Algorithms (SODA) 2001, 279-288.

Richard Cole, Ramesh Hariharan, Moshe Lewenstein and Porat Ely.
A Faster Implemention of Gomans-Williamson Clustering Algorithm
Appeared in Proceedings of the Symposium of Discrete Algorithms (SODA) 2001, 17-25.

Amihood Amir, Yonatan Aumann, Moshe Lewenstein and Ely Porat.
A New Search Model for Applications in Software Engineering, Biology and Computer Vision.
Manuscript (2001).

Ohad Lipsky and Ely Porat.
$L_1$ Pattern Matching.
Manuscript (2002).

Ohad Lipsky and Ely Porat.
Approximated Pattern Matching with the $L_1,L_2$ and $L_\infty$ Metrics.
Manuscript (2002).

Yossi Matias and Ely Porat.
List traversal synopsis - with applications.
Appeared in International Colloquium on Automata, Languages and Programming (ICALP) 2003, 918-929.

Ely Porat and Ohad Lipsky.
Improved Sketching of Hamming Distance with Error
Manuscript (2003).

Amihood Amir, Yonatan Aumann,  Richard Cole, Moshe Lewenstein and Ely Porat.
Function Matching: Algorithms, Applications and Lower Bound
Appeared in International Colloquium on Automata, Languages and Programming (ICALP) 2003, 929-942.

Amihood Amir,  Ayelet Butman, Moshe Lewenstein and Ely Porat.
Real Two Dimensional Scaled Matching.
Appeared in Workshop on Algorithms and Data Structures (WADS) 2003, 353-364.

Piotr Indyk, Ohad Lipsky, Moshe Lewenstein and Ely Porat.
Closest Pair in Very High Dimensions.
Appeared in Proc. of International Colloquium on Automata, Languages and Programming (ICALP), 2004, 782-792.

Amihood Amir, Esterella Eisenberg and Ely Porat.
Swap and Mismatch Edit Distance.
Appeared in Proc. of  European Symposium on Algorithms (ESA), 2004: 16-27

Amihood Amir, Ayelet Butman, Moshe Lewenstein, Ely Porat and Dekel Tsur.
One Dimensional Real Scaled Matching,
Appeared in Proc. of String Processing and Information Retrieval (SPIRE), 2004: 1-9.

Amihood Amir, Ohad Lipsky, Ely Porat and Julia Umanski.
Approximate Matching in the L1 Metric.
Appeared in Combinatorial Pattern Matching (CPM), 2005 91-103.

Tsvi Kopelowitz and Ely Porat.
Improved Algorithms for Polynomial Time-Decay and Time-Decay with Additive error.
Appeared in Italian Conference on Theoretical Computer Science (ICTCS), 2005: 309-322.

Ohad Lipsky and Ely Porat.
Approximate Matching in the $L_\infty$ Metric.
Appeared in Proc. of String Processing and Information Retrieval (SPIRE), 2005: 331-334.

Ohad Lipsky and Ely Porat.
$L_1$ Pattern Matching Lower Bound.
Appeared in Proc. of String Processing and Information Retrieval (SPIRE), 2005: 327-330.

Amihood Amir, Yonatan Aumann, Gary Benson, Avivit Levy, Ohad Lipsky, Ely Porat, Steven Skiena and Uzi Vishne.
Pattern Matching with Address Errors: Rearrangement Distances.
Appeared in Proceedings of the Symposium on Discrete Algorithms (SODA), 2006: 1221-1229.

Amihood Amir, Costas S. Iliopoulos, Oren Kapah and Ely Porat.
Approximate Matching in Weighted Sequences.
Appeared in Combinatorial Pattern Matching (CPM) 2006: 365-376.

Haim Kaplan, Ely Porat and N. Shafrir.
Finding the Position of the k-Mismatch and Approximate Tandem Repeats.
Appeared in ScandinavianWorkshop on Algorithm Theory (SWAT) 2006: 90-101.

Michael Furman, Yossi Matias and Ely Porat.
LTS: The List-Traversal Synopses System.
Appeared in Next Generation Information Technologies and Systems (NGITS) 2006: 353-354.

Ely Porat and Ohad Lipsky.
Improved Sketching of Hamming Distance with Error.
Appeared in Combinatorial Pattern Matching (CPM), 2007 173-182
Video lecture

Oren Kapah, Amihood Amir and Ely Porat.
Deterministic Length Reduction: Fast Convolution in Sparse Data.
Appeared in Combinatorial Pattern Matching (CPM), 2007 183-194.

Ely Porat
Range Non-overlapping Indexing.
Menuscript Febuary 2007.

Ely Porat
An Optimal Bloom Filter Replacement Based on Matrix Solving
Technical Report 2007.

Ayelet Butman, Noa Lewenstein, Benny Porat and Ely Porat.
Jump-Matching with Errors.
Proc. of String Processing and Information Retrieval (SPIRE), 2007 98-106.

Amihood Amir, Yonatan Aumann, Piotr Indyk, Avivit Levy and Ely Porat.
Efficient Computations of L_1 and L_\infty Rearrangement Distances.
Appeared in Proc. of String Processing and Information Retrieval (SPIRE), 2007 39-49.

Yair Dombb, Ohad Lipsky, Benny Porat, Ely Porat and Asaf Tsur.
Approximate Swap and Mismatch Edit Distance.
Appeared in Proc. of String Processing and Information Retrieval (SPIRE), 2007 149-163.

Raphael Clifford and Ely Porat.
A Filtering Algorithm for k-Mismatch with Don't Cares.
Appeared in Proc. of String Processing and Information Retrieval (SPIRE), 2007 130-136.

Amihood Amir, Tzvika Hartman, Oren Kapah, Avivit Levy and Ely Porat.
On the Cost of Interchange Rearrangement in Strings.
Appeared in European Symposium on Algorithms (ESA), 2007 99-110.

Raphael Clifford, Klim Efremenko, Ely Porat and Amir Rothschild.
k-Mismatch with Don't Cares.
Appeared in European Symposium on Algorithms (ESA), 2007 151-162.

Ohad Lipsky, Benny Porat, Ely Porat, Riva Shalom and Asaf Tsur.
Approximate String Matching with Swaps and Mismatches.
Appeared in International Symposium on Algorithms and Computation (ISAAC), 2007

Ely Porat and Klim Efremenko.
Approximating General Metric Distances Between a Pattern anda Text.
Appeared in Symposium on Discrete Algorithms (SODA), 2008

Yoram Bachrach and Jeffrey S. Rosenschein and Ely Porat.
Power and stability in connectivity games.
Appeared in International Conference on Autonomous Agents and Multi-Agent Systems (AAMAS), 2008

Amihood Amir and Oren Kapah and Ely Porat and Amir Rothschild
Improved Deterministic Length Reduction
CoRR abs/0802.0017: (2008)

Ely Porat and Amir Rothschild
Explicit Non-adaptive Combinatorial Group Testing Schemes.
Appeared in International Colloquium on Automata, Languages and Programming (ICALP) (1) 2008: 748-759

Raphael Clifford and Klim Efremenko and Benny Porat and Ely Porat
A Black Box for Online Approximate Pattern Matching.
Appeared in Combinatorial Pattern Matching (CPM) 2008: 143-151

Amihood Amir and Yonatan Aumann and Oren Kapah and Avivit Levy and Ely Porat
Approximate String Matching with Address Bit Errors.
Appeared in Combinatorial Pattern Matching (CPM) 2008: 118-129