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ECAI
2008
Springer
15 years 7 months ago
Finding Key Bloggers, One Post At A Time
Abstract. User generated content in general, and blogs in particular, form an interesting and relatively little explored domain for mining knowledge. We address the task of blog di...
Wouter Weerkamp, Krisztian Balog, Maarten de Rijke
CORR
2000
Springer
133views Education» more  CORR 2000»
15 years 5 months ago
On Exponential-Time Completeness of the Circularity Problem for Attribute Grammars
Attribute grammars (AGs) are a formal technique for defining semantics of programming languages. Existing complexity proofs on the circularity problem of AGs are based on automata...
Pei-Chi Wu
ICFP
1999
ACM
15 years 9 months ago
Programming Languages as Operating Systems (or Revenge of the Son of the Lisp Machine)
The MrEd virtual machine serves both as the implementation platform for the DrScheme programming environment, and as the underlying Scheme engine for executing expressions and pro...
Matthew Flatt, Robert Bruce Findler, Shriram Krish...
STOC
1987
ACM
104views Algorithms» more  STOC 1987»
15 years 8 months ago
The Boolean Formula Value Problem Is in ALOGTIME
The Boolean formula value problem is in alternating log time and, more generally, parenthesis context-free languages are in alternating log time. The evaluation of reverse Polish ...
Samuel R. Buss
COLING
2008
15 years 6 months ago
On the Weak Generative Capacity of Weighted Context-free Grammars
It is shown how weighted context-free grammars can be used to recognize languages beyond their weak generative capacity by a one-step constant time extension of standard recogniti...
Anders Søgaard