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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

Semantic Scholar uses AI to extract papers important to this topic.
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… 
2013
2013
Mobile plant leaf identification using smart-phones
A novel shape description method is proposed for mobile retrieval of leaf images to aid in plant recognition. In this method… 
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… 
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… 
Highly Cited
2010
Highly Cited
2010
Active Appearance Model
  • P. Jia
  • 2010
  • Corpus ID: 177973054
As one the most important human-computer interfaces (HCI), face recognition has been researched over decades. Particularly… 
2009
2009
Segmentation of touching characters in upper zone in printed Gurmukhi script
A new technique for segmenting touching characters in upper zone of printed Gurmukhi script has been presented in this paper. The… 
2006
2006
Locating Sensors in Concave Areas
In sensor network localization, multihop based approaches were proposed to approximate the shortest paths to Euclidean distances… 
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… 
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… 
1992
1992
The complementary convex structure in global optimization
We show the importance of exploiting the complementary convex structure for efficiently solving a wide class of specially…