Sciweavers

835 search results - page 125 / 167
» An algorithmic approach to event summarization
Sort
View
NIPS
1998
15 years 7 months ago
Coding Time-Varying Signals Using Sparse, Shift-Invariant Representations
A common way to represent a time series is to divide it into shortduration blocks, each of which is then represented by a set of basis functions. A limitation of this approach, ho...
Michael S. Lewicki, Terrence J. Sejnowski
CIDR
2011
290views Algorithms» more  CIDR 2011»
14 years 10 months ago
Towards a One Size Fits All Database Architecture
We propose a new type of database system coined OctopusDB. Our approach suggests a unified, one size fits all data processing architecture for OLTP, OLAP, streaming systems, and...
Jens Dittrich, Alekh Jindal
ICA
2004
Springer
15 years 11 months ago
Postnonlinear Overcomplete Blind Source Separation Using Sparse Sources
Abstract. We present an approach for blindly decomposing an observed random vector x into f(As) where f is a diagonal function i.e. f = f1 × . . . × fm with one-dimensional funct...
Fabian J. Theis, Shun-ichi Amari
IJRR
2010
135views more  IJRR 2010»
15 years 3 months ago
On the Design and Use of a Micro Air Vehicle to Track and Avoid Adversaries
The MAV '08 competition focused on the problem of using air and ground vehicles to locate and rescue hostages being held in a remote building. To execute this mission, a numbe...
Ruijie He, Abraham Bachrach, Michael Achtelik, Alb...
ASUNAM
2011
IEEE
14 years 6 months ago
Evolutionary Clustering and Analysis of Bibliographic Networks
—In this paper, we study the problem of evolutionary clustering of multi-typed objects in a heterogeneous bibliographic network. The traditional methods of homogeneous clustering...
Manish Gupta, Charu C. Aggarwal, Jiawei Han, Yizho...