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Concave function
Known as:
Concave
, Concave downwards
, Concave functions
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In mathematics, a concave function is the negative of a convex function. A concave function is also synonymously called concave downwards, concave…
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Related topics
Related topics
29 relations
Amplitude damping channel
Brunn–Minkowski theorem
Computation of radiowave attenuation in the atmosphere
Convex function
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Broader (1)
Convex analysis
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2013
Highly Cited
2013
Superconducting properties of corner-shaped Al microstrips
O. Adami
,
D. Cerbu
,
+8 authors
A. Silhanek
2013
Corpus ID: 118623430
The electrical transport properties of corner-shaped Al superconducting microstrips have been investigated. We demonstrate that…
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2011
2011
Beamforming by Left-Handed Extraordinary Transmission Metamaterial Bi- and Plano-Concave Lens at Millimeter-Waves
M. Navarro‐Cía
,
M. Beruete
,
I. Campillo
,
M. S. Ayza
IEEE Transactions on Antennas and Propagation
2011
Corpus ID: 19155900
A deep analysis of bi- and plano-concave lens made of stacked subwavelength hole arrays in terms of focus and angular power…
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2011
2011
Automatic segmentation of clustered breast cancer cells using watershed and concave vertex graph
A. Mouelhi
,
M. Sayadi
,
F. Fnaiech
International Conference on Communications…
2011
Corpus ID: 14331417
Automatic segmentation of stained breast tissue images helps pathologists to discover the cancer disease earlier. Separation of…
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Highly Cited
2010
Highly Cited
2010
Active Appearance Model
Jia Pei
2010
Corpus ID: 177973054
As one the most important human-computer interfaces (HCI), face recognition has been researched over decades. Particularly…
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2006
2006
Locating Sensors in Concave Areas
Chen Wang
,
Li Xiao
Proceedings IEEE INFOCOM . 25TH IEEE…
2006
Corpus ID: 8882975
In sensor network localization, multihop based approaches were proposed to approximate the shortest paths to Euclidean distances…
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2005
2005
A Variational Formulation of Kinematic Waves: Bottleneck Properties and Examples
C. Daganzo
,
M. Menéndez
2005
Corpus ID: 106891070
This paper has introduced recipes used to solve complex Kinematic Wave (KW) problems with precision and simplicity. The…
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2000
2000
In-channel accretionary macroforms in the modern anastomosing system of the upper Narew River, NE Poland
R. Gradziński
,
J. Baryła
,
+7 authors
S. Żurek
2000
Corpus ID: 55205019
Akrecyjne makroformy w korytach anastomozującego systemu gornej Narwi Predomination of sandy bedload is typical of the…
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Highly Cited
1999
Highly Cited
1999
A pulsed gradient spin echo NMR study of guest encapsulation by hydrogen-bonded tetraurea calix(4)arene dimers
L. Frish
,
S. E. Matthews
,
V. Böhmer
,
Y. Cohen
1999
Corpus ID: 93525120
Diffusion coefficients, as obtained by the PGSE NMR technique, were used to probe encapsulation of guests in self-assembled…
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1998
1998
Perturbation and variational methods in nonextensive Tsallis statistics
E. Lenzi
,
L. Malacarne
,
R. S. Mendes
1998
Corpus ID: 16881238
A unified presentation of the perturbation and variational methods for the generalized statistical mechanics based on Tsallis…
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Highly Cited
1978
Highly Cited
1978
Experimental study of the laminar-turbulent transition of a concave wall in a parallel flow
H. Bippes
1978
Corpus ID: 118865394