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» On wirelength estimations for row-based placement
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ISPD
1998
ACM
79views Hardware» more  ISPD 1998»
14 years 3 months ago
On wirelength estimations for row-based placement
Wirelength estimation in VLSI layout is fundamental to any pre-detailed routing estimate of timing or routability. In this paper, we develop e cient wirelength estimation techniqu...
Andrew E. Caldwell, Andrew B. Kahng, Stefanus Mant...
ICCAD
2009
IEEE
100views Hardware» more  ICCAD 2009»
13 years 9 months ago
A study of routability estimation and clustering in placement
This paper studies the effects of clustering as a pre-processing step and routability estimation in the placement flow. The study shows that when clustering and routability estima...
Kalliopi Tsota, Cheng-Kok Koh, Venkataramanan Bala...
ICCAD
2008
IEEE
97views Hardware» more  ICCAD 2008»
14 years 8 months ago
Guiding global placement with wire density
—This paper presents an efficient technique for the estimation of the routed wirelength during global placement using the wire density of the net. The proposed method identifie...
Kalliopi Tsota, Cheng-Kok Koh, Venkataramanan Bala...
ICCAD
2005
IEEE
122views Hardware» more  ICCAD 2005»
14 years 8 months ago
Intrinsic shortest path length: a new, accurate a priori wirelength estimator
A priori wirelength estimation is concerned with predicting various wirelength characteristics before placement. In this work we propose a novel, accurate estimator of net lengths...
Andrew B. Kahng, Sherief Reda
ICCAD
2004
IEEE
110views Hardware» more  ICCAD 2004»
14 years 8 months ago
Wire-length prediction using statistical techniques
We address the classic wire-length estimation problem and propose a new statistical wire-length estimation approach that captures the probability distribution function of net leng...
Jennifer L. Wong, Azadeh Davoodi, Vishal Khandelwa...