Brain tumor MRI image segmentation using an optimized multi-kernel FCM method with a pre-processing stage

…, CR Prasad, J Ajayan, V Malathy, A Subbarao - Multimedia Tools and …, 2023 - Springer
Because of the variety of shapes, locations, and image intensities, image segmentation is a
more difficult endeavor in image processing. The most frequent diseases in the world are …
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A band notched slot antenna for UWB Applications

A Subbarao, S Raghavan - 2011 International Conference on …, 2011 - ieeexplore.ieee.org
A compact CPW fed antenna with band notch characteristic is presented in this paper. It has
compact size of 35 × 30mm and has ultra wide band operation. A `C' shaped slot was …
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A compact UWB slot antenna with signal rejection in 5–6 GHz band

A Subbarao, S Raghavan - Microwave and Optical Technology …, 2012 - Wiley Online Library
In this article, a novel planar slot antenna is presented with band‐notched characteristic for
ultra wideband applications.The antenna is fed by coplanar wave guide. A “C” shaped slot …
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Compact coplanar waveguide-fed planar antenna for ultra-wideband and WLAN applications

A Subbarao, S Raghavan - Wireless personal communications, 2013 - Springer
A novel compact planar antenna is presented for Ultra-wideband (UWB) applications in this
paper. The proposed antenna has rectangle-like slot and it is fed by coplanar waveguide. …
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Compact Cpw‐Fed UWB Slot Antenna with Triple Band‐Notched Characteristics

A Subbarao, S Raghavan - microwave and optical technology …, 2013 - Wiley Online Library
A novel compact coplanar waveguide‐fed antenna is presented with triple band‐notched
characteristics. AC‐slot is etched in a novel patch to avoid interference from WiMAX band. By …
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A compact CPW-fed arrow shaped monopole antenna for UWB applications

A Subbarao, S Raghavan - 2010 Second International …, 2010 - ieeexplore.ieee.org
A compact Ultra wide band Arrow-shaped antenna fed by Coplanar Waveguide (CPW) is
presented. The antenna has compact size of 17 mm×18 mm. It provides band width ranging …
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A miniaturized CPW-fed rocket shaped UWB antenna for wireless applications

A Subbarao, S Raghavan… - 2011 2nd International …, 2011 - ieeexplore.ieee.org
A novel compact Ultra wideband antenna fed by CPW is presented. The antenna has a size
of 23 mm × 27 mm. It provides band width ranging from 2.7 GHz to 10.6 GHz. The antenna …
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Printed planar UWB antenna with rejection of WLAN and WiMAX bands

A Subbarao, S Raghavan - Microwave and Optical Technology …, 2013 - Wiley Online Library
A novel ultra‐wide band planar antenna with dual band‐notched characteristics is presented
in this article.The antenna has compact size of 23 × 28 × 0.8 mm 3 and it consists of novel …
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A novel pot shaped CPW-fed slot antenna for Ultra wideband applications

A Subbarao, S Raghavan - 2011 International Conference on …, 2011 - ieeexplore.ieee.org
A novel compact Ultra wideband antenna fed by CPW is presented. The antenna has a size
of 29 mm × 31 mm. The antenna is excited by Pot shaped inner tuning stub. It provides band …
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A compact CPW fed monopole slot antenna for UWB applications

A Subbarao, S Raghavan - 2009 Applied Electromagnetics …, 2009 - ieeexplore.ieee.org
A compact coplanar wave guide-fed monopole slot antenna is presented for ultra wide band
applications. The antenna consists of exciting tree shaped stub. The antenna has compact …
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