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Using information content to evaluate semantic similarity in a taxonomy

by Philip Resnik - In Proceedings of the 14th International Joint Conference on Artificial Intelligence (IJCAI-95 , 1995
"... philip.resnikfleast.sun.com This paper presents a new measure of semantic similarity in an IS-A taxonomy, based on the notion of information content. Experimental evaluation suggests that the measure performs encouragingly well (a correlation of r = 0.79 with a benchmark set of human similarity judg ..."
Abstract - Cited by 1097 (8 self) - Add to MetaCart
philip.resnikfleast.sun.com This paper presents a new measure of semantic similarity in an IS-A taxonomy, based on the notion of information content. Experimental evaluation suggests that the measure performs encouragingly well (a correlation of r = 0.79 with a benchmark set of human similarity

Revised calibration of the geomagnetic polarity timescale for the late Cretaceous and Cenozoic

by S. C. Cande, D. V. Kent - Journal of Geophysical Research , 1995
"... Abstract. Recently reported radioisotopic dates and magnetic anomaly spacings have made it evident hat modification is required for the age calibrations for the geomagnetic polarity timescale of Cande and Kent (1992) at the Cretaceous/Paleogene boundary and in the Pliocene. An adjusted geomagnetic r ..."
Abstract - Cited by 401 (7 self) - Add to MetaCart
-precision At/At dating [Renne et al., 1993]. The astronochronologic estimates for the Brunhes/Matuyama (0.78 Ma) and Matuyama/Gauss (2.60 Ma) boundaries were already used for calibration in CK92; thus the good agreement of CK92 with the astronomical timescale to the older end of chron C2A (Gauss/Gilbert

A Fast Algorithm for the Minimum Covariance Determinant Estimator

by Peter J. Rousseeuw, Katrien Van Driessen - Technometrics , 1998
"... The minimum covariance determinant (MCD) method of Rousseeuw (1984) is a highly robust estimator of multivariate location and scatter. Its objective is to find h observations (out of n) whose covariance matrix has the lowest determinant. Until now applications of the MCD were hampered by the comput ..."
Abstract - Cited by 346 (15 self) - Add to MetaCart
by the computation time of existing algorithms, which were limited to a few hundred objects in a few dimensions. We discuss two important applications of larger size: one about a production process at Philips with n = 677 objects and p = 9 variables, and a data set from astronomy with n =137,256 objects and p = 27

A supernodal approach to sparse partial pivoting

by James W. Demmel, Stanley C. Eisenstat, John R. Gilbert, Xiaoye S. Li, Joseph W. H. Liu - SIAM Journal on Matrix Analysis and Applications , 1999
"... We investigate several ways to improve the performance of sparse LU factorization with partial pivoting, as used to solve unsymmetric linear systems. To perform most of the numerical computation in dense matrix kernels, we introduce the notion of unsymmetric supernodes. To better exploit the memory ..."
Abstract - Cited by 262 (25 self) - Add to MetaCart
hierarchy, weintroduce unsymmetric supernode-panel updates and two-dimensional data partitioning. To speed up symbolic factorization, we use Gilbert and Peierls's depth- rst search with Eisenstat and Liu's symmetric structural reductions. We have implemented a sparse LU code using all these ideas

PHILIP

by unknown authors
"... ABSTRACT. This paper reformulates and decides a certain conjecture in Dunn’s ‘Relevant Predication 1: The Formal Theory ’ (Journal of Philosophical Logic 16, 347-381, 1987). This conjecture of Dunn’s relates his object-language characterisation of a property’s being relevant in a variable x to certa ..."
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ABSTRACT. This paper reformulates and decides a certain conjecture in Dunn’s ‘Relevant Predication 1: The Formal Theory ’ (Journal of Philosophical Logic 16, 347-381, 1987). This conjecture of Dunn’s relates his object-language characterisation of a property’s being relevant in a variable x

Empirical equations for some soil hydraulic properties

by Roger B. Clapp, George, M. Hornberger - Water Resour. Res , 1978
"... The soil moisture characteristic may be modeled as a power curve combined with a short parabolic section near saturation to represent gradual air entry. This two-part functionmtogether with a power function relating soil moisture and hydraulic conductivitymis used to derive a formula for the wetting ..."
Abstract - Cited by 234 (0 self) - Add to MetaCart
for the wetting front suction required by the Green-Ampt equation. Representative parameters for the moisture charac-teristic, the wetting front suction, and the sorptivity, a parameter in the infiltration equation derived by Philip (1957), are computed by using the desorption data of Holtan et al. (1968

An Electronic Group is Virtually a Social Network

by Barry Wellman, Laura Garton, Caroline Haythornthwaite, Sara Kiesler , 1997
"... This paper is dedicated to Philip J. Stone III, who first put me online in 1965. ..."
Abstract - Cited by 160 (28 self) - Add to MetaCart
This paper is dedicated to Philip J. Stone III, who first put me online in 1965.

Coil sensitivity encoding for fast MRI. In:

by Klaas P Pruessmann , Markus Weiger , Markus B Scheidegger , Peter Boesiger - Proceedings of the ISMRM 6th Annual Meeting, , 1998
"... New theoretical and practical concepts are presented for considerably enhancing the performance of magnetic resonance imaging (MRI) by means of arrays of multiple receiver coils. Sensitivity encoding (SENSE) is based on the fact that receiver sensitivity generally has an encoding effect complementa ..."
Abstract - Cited by 193 (3 self) - Add to MetaCart
to consider only the significant terms in Eqs. [27] and [28] and restrict higher order fitting to border regions. RESULTS Sensitivity encoding using common Cartesian sampling of k-space and DFT-based reconstruction was performed in vitro and in vivo on a Philips Gyroscan ACS-NT15 at 1.5 T. Phantom

Philips SemiconductorsPhilips Semiconductors

by unknown authors , 1997
"... High sensitivity applications of low-power RF/IF integrated circuits Application note AN1993 This paper discusses four high sensitivity receivers and IF (Intermediate Frequency) strips which utilize intermediate frequencies of 10.7MHz or greater. Each circuit utilizes a low-power VHF mixer and high- ..."
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High sensitivity applications of low-power RF/IF integrated circuits Application note AN1993 This paper discusses four high sensitivity receivers and IF (Intermediate Frequency) strips which utilize intermediate frequencies of 10.7MHz or greater. Each circuit utilizes a low-power VHF mixer and high

������������� � Philips Semiconductors

by Michael Lyons , 2002
"... As general purpose components, logic devices are used at different frequencies and power supply voltages in many different varieties of applications. This large diversity has produced the need to express a single parameter that can be used in determining the power dissipation of a device in a given ..."
Abstract - Cited by 19 (1 self) - Add to MetaCart
As general purpose components, logic devices are used at different frequencies and power supply voltages in many different varieties of applications. This large diversity has produced the need to express a single parameter that can be used in determining the power dissipation of a device in a given
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