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LICS
2003
IEEE
14 years 19 days ago
Polynomial-time Algorithms from Ineffective Proofs
We present a constructive procedure for extracting polynomial-time realizers from ineffective proofs of Π0 2theorems in feasible analysis. By ineffective proof we mean a proof wh...
Paulo Oliva
SIGCSE
1997
ACM
121views Education» more  SIGCSE 1997»
13 years 11 months ago
Application-based modules using apprentice learning for CS 2
A typical Data Structures (CS 2) course covers a wide variety of topics: elementary algorithm analysis; data structures including dynamic structures, trees, tables, graphs, etc.; ...
Owen L. Astrachan, Robert F. Smith, James T. Wilke...
AIRS
2004
Springer
13 years 11 months ago
Effective Topic Distillation with Key Resource Pre-selection
Topic distillation aims at finding key resources which are high-quality pages for certain topics. With analysis in non-content features of key resources, a pre-selection method is ...
Yiqun Liu, Min Zhang, Shaoping Ma
ER
2006
Springer
112views Database» more  ER 2006»
13 years 11 months ago
A DAG Comparison Algorithm and Its Application to Temporal Data Warehousing
Abstract. We present a new technique for discovering and representing structural changes between two versions of a directed acyclic graph (DAG). Motivated by the necessity of chang...
Johann Eder, Karl Wiggisser
ESA
2006
Springer
111views Algorithms» more  ESA 2006»
13 years 11 months ago
Path Hitting in Acyclic Graphs
An instance of the path hitting problem consists of two families of paths, D and H, in a common undirected graph, where each path in H is associated with a non-negative cost. We r...
Ojas Parekh, Danny Segev