152 search results - page 23 / 31 » In time alone: on the computational power of querying the hi... |
WWW
2004
ACM
14 years 9 months ago
2004
ACM
This paper investigates how the vision of the Semantic Web can be carried over to the realm of email. We introduce a general notion of semantic email, in which an email message co...
LICS
2009
IEEE
14 years 3 months ago
2009
IEEE
—We introduce extensions of first-order logic (FO) and fixed-point logic (FP) with operators that compute the rank of a definable matrix. These operators are generalizations o...
PODC
2011
ACM
12 years 11 months ago
2011
ACM
We consider the power of objects in the unbounded concurrency shared memory model, where there is an infinite set of processes and the number of processes active concurrently may...
WWW
2011
ACM
13 years 3 months ago
2011
ACM
Measuring the causal effects of online advertising (adfx) on user behavior is important to the health of the WWW publishing industry. In this paper, using three controlled experi...
STACS
1999
Springer
14 years 1 months ago
1999
Springer
Abstract. We consider dynamic evaluation of algebraic functions (matrix multiplication, determinant, convolution, Fourier transform, etc.) in the model of Reif and Tate; i.e., if f...