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Concave function

Known as: Concave, Concave downwards, Concave functions 
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 channelBrunn–Minkowski theoremComputation of radiowave attenuation in the atmosphereConvex function

Broader (1)

Convex analysis

Papers overview

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Highly Cited
2013
Highly Cited
2013
Superconducting properties of corner-shaped Al microstrips
The electrical transport properties of corner-shaped Al superconducting microstrips have been investigated. We demonstrate that… 
2011
2011
Automatic segmentation of clustered breast cancer cells using watershed and concave vertex graph
Automatic segmentation of stained breast tissue images helps pathologists to discover the cancer disease earlier. Separation of… 
2011
2011
Beamforming by Left-Handed Extraordinary Transmission Metamaterial Bi- and Plano-Concave Lens at Millimeter-Waves
A deep analysis of bi- and plano-concave lens made of stacked subwavelength hole arrays in terms of focus and angular power… 
Highly Cited
2010
Highly Cited
2010
Active Appearance Model
As one the most important human-computer interfaces (HCI), face recognition has been researched over decades. Particularly… 
2006
2006
Locating Sensors in Concave Areas
In sensor network localization, multihop based approaches were proposed to approximate the shortest paths to Euclidean distances… 
2006
2006
Acanthopagrus taiwanensis , a new sparid fish (Perciformes), with comparisons to Acanthopagrus berda (Forsskål, 1775) and other nominal species of Acanthopagrus
A new sparid species, Acanthopagrus taiwanensis, is described on the basis of six specimens that were previously misidentified as… 
2005
2005
A Variational Formulation of Kinematic Waves: Bottleneck Properties and Examples
This paper has introduced recipes used to solve complex Kinematic Wave (KW) problems with precision and simplicity. The… 
2003
2003
Curvature Vector Flow to Assure Convergent Deformable Models for Shape Modelling
Poor convergence to concave shapes is a main limitation of snakes as a standard segmentation and shape modelling technique. The… 
2000
2000
In-channel accretionary macroforms in the modern anastomosing system of the upper Narew River, NE Poland
Akrecyjne makroformy w korytach anastomozującego systemu gornej Narwi Predomination of sandy bedload is typical of the… 
Highly Cited
1999
Highly Cited
1999
A pulsed gradient spin echo NMR study of guest encapsulation by hydrogen-bonded tetraurea calix(4)arene dimers
Diffusion coefficients, as obtained by the PGSE NMR technique, were used to probe encapsulation of guests in self-assembled…