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AMC
2010
126views more  AMC 2010»
13 years 8 months ago
On condition numbers of polynomial eigenvalue problems
In this paper, we investigate condition numbers of eigenvalue problems of matrix polynomials with nonsingular leading coefficients, generalizing classical results of matrix pertur...
Nikolaos Papathanasiou, Panayiotis Psarrakos
CORR
2008
Springer
92views Education» more  CORR 2008»
13 years 8 months ago
On sign conditions over real multivariate polynomials
We present a new probabilistic algorithm to find a finite set of points intersecting the closure of each connected component of the realization of every sign condition over a fami...
Gabriela Jeronimo, Daniel Perrucci, Juan Sabia
APPROX
2008
Springer
184views Algorithms» more  APPROX 2008»
13 years 10 months ago
Approximately Counting Embeddings into Random Graphs
Let H be a graph, and let CH(G) be the number of (subgraph isomorphic) copies of H contained in a graph G. We investigate the fundamental problem of estimating CH(G). Previous res...
Martin Fürer, Shiva Prasad Kasiviswanathan
CRYPTO
2003
Springer
137views Cryptology» more  CRYPTO 2003»
14 years 1 months ago
New Partial Key Exposure Attacks on RSA
Abstract. In 1998, Boneh, Durfee and Frankel [4] presented several attacks on RSA when an adversary knows a fraction of the secret key bits. The motivation for these so-called part...
Johannes Blömer, Alexander May
DGO
2009
151views Education» more  DGO 2009»
13 years 9 months ago
Making ecology research results useful for resource management: a case study in visual analytics
This paper addresses challenges to resource managers' use of scientific research, and reports strategies and informatics tools to ameliorate those challenges. Our work involv...
Natalie Kopytko, Judith Bayard Cushing, Lee Zeman,...