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Real-time monitoring of dynamic biological processes in the body is critical to understanding disease progression and treatment response. This data, for instance, can help address the lower than 50% response rates to cancer immunotherapy.…

In this work, an innovative method for controlling the current distribution of the radiating patch by adjusting the input phase is investigated to achieve both pattern and polarization reconfigurable characteristics for the multifunction. A…

Applied Physics · Physics 2023-09-06 Guangwei Yang , Qiao Cheng , Jianying Li , Shuai Zhang , Steven Gao , Xiaodong Chen

This paper presents a method for virtual contrast enhancement in breast MRI, offering a promising non-invasive alternative to traditional contrast agent-based DCE-MRI acquisition. Using a conditional generative adversarial network, we…

Image and Video Processing · Electrical Eng. & Systems 2025-05-15 Richard Osuala , Smriti Joshi , Apostolia Tsirikoglou , Lidia Garrucho , Walter H. L. Pinaya , Daniel M. Lang , Julia A. Schnabel , Oliver Diaz , Karim Lekadir

Each year, the treatment decisions for more than 230,000 breast cancer patients in the U.S. hinge on whether the cancer has metastasized away from the breast. Metastasis detection is currently performed by pathologists reviewing large…

A liquid isooctane (C$_{8}$H$_{18}$) filled ionization linear array for radiotherapy quality assurance has been designed, built and tested. The detector consists of 128 pixels, each of them with an area of 1.7 mm $\times$ 1.7 mm and a gap…

Medical Physics · Physics 2009-11-10 J. Pardo , L. Franco , F. Gomez , A. Iglesias , A. Pazos , J. Pena , R. Lobato , J. Mosquera , M. Pombar , J. Sendon

The appearance of microcalcifications in mammograms is one of the early signs of breast cancer. So, early detection of microcalcification clusters (MCCs) in mammograms can be helpful for cancer diagnosis and better treatment of breast…

Computer Vision and Pattern Recognition · Computer Science 2012-01-31 Hajar Moradmand , Saeed Setayeshi , Hossein Khazaei Targhi

Microstrip antennas are extensively used in spacecraft systems and other applications where they encounter a plasma environment. A detailed computational investigation of change in antenna radiation properties in the presence of plasma has…

Plasma Physics · Physics 2016-11-17 Hardik Vyas , Bhaskar Chaudhury , Sanjeev Gupta

We study microwave scattering spectra of metallic stents in open air. We show that they behave like dipole antennas in terms of microwave scattering and they exhibit characteristic resonant frequencies for a given nominal size. We obtain a…

This paper introduces a microstrip square patch antenna with a novel low-cost and efficient feeding mechanism for millimetre-wave frequencies targeting at 28 GHz. The radiating patch is excited by the technique of empty substrate integrated…

Signal Processing · Electrical Eng. & Systems 2018-09-24 Zia Ullah Khan , Syeda Fizzah Jilani , Angel Belenguer , Tian Hong Loh , Akram Alomainy

Breast cancer is becoming pervasive with each passing day. Hence, its early detection is a big step in saving the life of any patient. Mammography is a common tool in breast cancer diagnosis. The most important step here is classification…

Computer Vision and Pattern Recognition · Computer Science 2018-01-04 Aditya A. Shastri , Deepti Tamrakar , Kapil Ahuja

Breast cancer is described as one of the most common types of cancer which has been diagnosed mainly in women. When compared in the ratio of male to female, it has been duly found that the prone of having breast cancer is more in females…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Poulmi Banerjee , Satadal Saha

Convolutional Neural Networks (CNN) have had a huge success in many areas of computer vision and medical image analysis. However, there is still an immense potential for performance improvement in mammogram breast cancer detection…

Computer Vision and Pattern Recognition · Computer Science 2018-08-28 Yeman Brhane Hagos , Albert Gubern Merida , Jonas Teuwen

Millimeter-wave (mmWave) communication systems rely on large-scale antenna arrays to combat large path-loss at mmWave band. Due to hardware characteristics and deployment environments, mmWave large-scale antenna systems are vulnerable to…

Systems and Control · Electrical Eng. & Systems 2021-03-15 Rui Sun , Weidong Wang , Li Chen , Guo Wei , Wenyi Zhang

Standard breast cancer screening involves the acquisition of two mammography X-ray projections for each breast. Typically, a comparison of both views supports the challenging task of tumor detection and localization. We introduce a deep…

Computer Vision and Pattern Recognition · Computer Science 2018-07-03 Shaked Perek , Alon Hazan , Ella Barkan , Ayelet Akselrod-Ballin

The problem addressed in this study is how to design and test compact antenna arrays for portable Mulitple-Input Multiple-Output (MIMO) transceivers. Mutual coupling in an antenna array affects signal correlation and array radiation…

Instrumentation and Detectors · Physics 2009-11-11 D. W. Browne , M. Manteghi , M. P. Fitz , Y. Rahmat-Samii

Breast cancer histopathology image classification is critical for early detection and improved patient outcomes. 1 This study introduces a novel approach leveraging EfficientNetV2 models, to improve feature extraction and focus on relevant…

Image and Video Processing · Electrical Eng. & Systems 2025-05-14 Naren Sengodan

The primary goal of the MAP satellite, now in orbit, is to make high fidelity polarization sensitive maps of the full sky in five frequency bands between 20 and 100 GHz. From these maps we will characterize the properties of the cosmic…

Breast cancer detection through mammography interpretation remains difficult because of the minimal nature of abnormalities that experts need to identify alongside the variable interpretations between readers. The potential of CNNs for…

Image and Video Processing · Electrical Eng. & Systems 2025-08-11 Ojonugwa Oluwafemi Ejiga Peter , Daniel Emakporuena , Bamidele Dayo Tunde , Maryam Abdulkarim , Abdullahi Bn Umar

A frequency-diverse computational imaging system synthesized using three-dimensional (3D) printed frequency-diverse metasurface antennas is demonstrated. The 3D fabrication of the antennas is achieved using a combination of PolyLactic Acid…

Instrumentation and Detectors · Physics 2017-04-10 Okan Yurduseven , Patrick Flowers , Shengrong Ye , Daniel Marks , Jonah Gollub , Thomas Fromenteze , Benjamin Wiley , David Smith

Millimeter-wave massive MIMO with lens antenna array can considerably reduce the number of required radio-frequency (RF) chains by beam selection. However, beam selection requires the base station to acquire the accurate information of…

Information Theory · Computer Science 2017-08-28 Xinyu Gao , Linglong Dai , Shuangfeng Han , Chih-Lin I , Xiaodong Wang
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