Sciweavers

CVPR
2011
IEEE
13 years 6 months ago
Contour cut: identifying salient contours in images by solving a Hermitian eigenvalue problem
The problem of finding one-dimensional structures in images and videos can be formulated as a problem of searching for cycles in graphs. In [11], an untangling-cycle cost functio...
Ryan Kennedy, Jean Gallier, Jianbo Shi
CVPR
2011
IEEE
13 years 7 months ago
Piecing Together the Segmentation Jigsaw using Context
We present an approach to jointly solve the segmentation and recognition problem using a multiple segmentation framework. We formulate the problem as segment selection from a pool...
Xi Chen, Arpit Jain, Abhinav Gupta, Larry Davis
FUIN
2010
143views more  FUIN 2010»
13 years 8 months ago
Cluster Tree Elimination for Distributed Constraint Optimization with Quality Guarantees
Some distributed constraint optimization algorithms use a linear number of messages in the number of agents, but of exponential size. This is often the main limitation for their pr...
Ismel Brito, Pedro Meseguer
FOCS
2010
IEEE
13 years 8 months ago
Minimum-Cost Network Design with (Dis)economies of Scale
Given a network, a set of demands and a cost function f(
Matthew Andrews, Spyridon Antonakopoulos, Lisa Zha...
ICRA
2009
IEEE
131views Robotics» more  ICRA 2009»
13 years 9 months ago
Efficient C-space and cost function updates in 3D for unmanned aerial vehicles
When operating in partially-known environments, autonomous vehicles must constantly update their maps and plans based on new sensor information. Much focus has been placed on devel...
Sebastian Scherer, Dave Ferguson, Sanjiv Singh
ICCAD
2010
IEEE
140views Hardware» more  ICCAD 2010»
13 years 9 months ago
Polynomial datapath optimization using constraint solving and formal modelling
For a variety of signal processing applications polynomials are implemented in circuits. Recent work on polynomial datapath optimization achieved significant reductions of hardware...
Finn Haedicke, Bijan Alizadeh, Görschwin Fey,...
ICRA
2010
IEEE
222views Robotics» more  ICRA 2010»
13 years 10 months ago
Pose estimation in heavy clutter using a multi-flash camera
We propose a novel solution to object detection, localization and pose estimation with applications in robot vision. The proposed method is especially applicable when the objects ...
Ming-Yu Liu, Oncel Tuzel, Ashok Veeraraghavan, Ram...
SIGIR
2002
ACM
13 years 11 months ago
A critical examination of TDT's cost function
Topic Detection and Tracking (TDT) tasks are evaluated using a cost function. The standard TDT cost function assumes a constant probability of relevance P(rel) across all topics. ...
R. Manmatha, Ao Feng, James Allan
DSS
2000
102views more  DSS 2000»
13 years 11 months ago
Cost control and production performance enhancement by IT investment and regulation changes: evidence from the healthcare indust
By using panel data spanning a period of 18 years and by estimating a general cost function in a cost minimization Z .setting, we conducted an analysis of information technology I...
Nirup M. Menon, Byungtae Lee
TSP
2008
180views more  TSP 2008»
13 years 11 months ago
A Square-Root Nyquist (M) Filter Design for Digital Communication Systems
Designing matched transmit and receive filters such that their combination satisfies the Nyquist condition is a classical problem in digital communication systems. In this paper, ...
Behrouz Farhang-Boroujeny