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    Article

    A fast computational technique based on a novel tangent sigmoid anisotropic diffusion function for image-denoising

    A crucial aspect of contemporary image processing systems is image denoising. The anisotropic diffusion function is a feature of the partial differential equation employed for the purpose of noise reduction an...

    Sreedhar Kollem in Soft Computing (2024)

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    Article

    An efficient method for MRI brain tumor tissue segmentation and classification using an optimized support vector machine

    Brain tumors are abnormal cell growths inside the skull that damage brain cells needed for brain function. The complex structure of the human brain makes it challenging to identify and categorize brain tumors....

    Sreedhar Kollem in Multimedia Tools and Applications (2024)

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    Article

    A novel diffusivity function-based image denoising for MRI medical images

    Medical imaging is essential for accurate diagnosis. In medical imaging, various algorithms for image denoising have been developed. However, some drawbacks have been identified, including the blocking effect,...

    Sreedhar Kollem, Katta Ramalinga Reddy in Multimedia Tools and Applications (2023)

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    Article

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

    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 brain tumors. Therefore, bra...

    Sreedhar Kollem, Ch Rajendra Prasad, J. Ajayan in Multimedia Tools and Applications (2023)

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    Chapter and Conference Paper

    Implementation of Experiential and Project-Based Learning in Mechatronics Course

    With the rapid growth in the technology era, the conventional teaching approach does not suffice for millennial learners. Kee** this in view, making them efficient and globally competitive graduates, the lea...

    Ch. Rajendra Prasad, Polaiah Bojja in Microelectronics, Communication Systems, M… (2023)

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    Article

    Investigation on DC/RF Performance of LG = 19 nm Heterogeneous Integrated Ga0.15In0.85As/InAs/Ga0.15In0.85As Composite Channel InP HEMT on Silicon Substrate for Future Beyond 5G and Quantum Computing Applications

    The RF/DC performances of LG = 19 nm heterogeneous integrated Ga0.15In0.85As/InAs/Ga0.15In0.85As composite channel based InP HEMT (high electron mobility transistor) on Si (Silicon) wafer was investigated by usin...

    Sandip Bhattacharya, J. Ajayan, D.Nirmal, Shubham Tayal, Sreedhar Kollem in Silicon (2022)

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    Article

    A Comprehensive Review on Thin Film Amorphous Silicon Solar Cells

    In the last few years the need and demand for utilizing clean energy resources has increased dramatically. Energy received from sun in the form of light is a sustainable, reliable and renewable energy resource...

    S. Sreejith, J. Ajayan, Sreedhar Kollem, B. Sivasankari in Silicon (2022)

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    Article

    An optimized SVM based possibilistic fuzzy c-means clustering algorithm for tumor segmentation

    To design an efficient partial differential equation-based total variation method for denoising and possibilistic fuzzy c-means clustering algorithm for segmentation and these methods presented the more detail...

    Sreedhar Kollem, Katta Ramalinga Reddy in Multimedia Tools and Applications (2021)

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    Article

    Improved partial differential equation-based total variation approach to non-subsampled contourlet transform for medical image denoising

    This article proposes an improved partial differential equation (PDE)-based total variation (TV) model that enhances grey and coloured brain tumour images obtained by magnetic resonance imaging. A nonsubsample...

    Sreedhar Kollem, Katta Ramalinga Reddy in Multimedia Tools and Applications (2021)