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Polycystic Ovary Syndrome (PCOS) is the most familiar endocrine illness in women of reproductive age. Many Bangladeshi women suffer from PCOS disease in their older age. The aim of our research is to identify effective vision-based medical…

Image and Video Processing · Electrical Eng. & Systems 2026-01-22 Md Mahmudul Hoque , Md Mehedi Hassain , Muntakimur Rahaman , Md. Towhidul Islam , Shaista Rani , Md Sharif Mollah

Hyperspectral unmixing (HU) is a very useful and increasingly popular preprocessing step for a wide range of hyperspectral applications. However, the HU research has been constrained a lot by three factors: (a) the number of hyperspectral…

Computer Vision and Pattern Recognition · Computer Science 2017-10-12 Feiyun Zhu

Early detection of vine disease is important to avoid spread of virus or fungi. Disease propagation can lead to a huge loss of grape production and disastrous economic consequences, therefore the problem represents a challenge for the…

Image and Video Processing · Electrical Eng. & Systems 2020-10-13 Mohamed Kerkech , Adel Hafiane , Raphael Canals

Direct exoplanet detection is limited by speckle noise in the point spread function (PSF) of the central star. This noise can be reduced by subtracting PSF images obtained simultaneously in adjacent narrow spectral bands using a…

Plasmonic photoconductive antennas have great promise for increasing responsivity and detection sensitivity of conventional photoconductive detectors in time-domain terahertz imaging and spectroscopy systems. However, operation bandwidth of…

Optics · Physics 2016-12-28 Nezih Tolga Yardimci , Mona Jarrahi

The consumption of microbial-contaminated food and water is responsible for the deaths of millions of people annually. Smartphone-based microscopy systems are portable, low-cost, and more accessible alternatives for the detection of Giardia…

Image and Video Processing · Electrical Eng. & Systems 2024-08-07 Suprim Nakarmi , Sanam Pudasaini , Safal Thapaliya , Pratima Upretee , Retina Shrestha , Basant Giri , Bhanu Bhakta Neupane , Bishesh Khanal

Ovarian cancer detection has traditionally relied on a multi-step process that includes biopsy, tissue staining, and morphological analysis by experienced pathologists. While widely practiced, this conventional approach suffers from several…

This paper addresses two tasks: (i) fixed-size objects such as hay bales are to be identified in an aerial image for a given reference image of the object, and (ii) variable-size patches such as areas on fields requiring spot spraying or…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Mogens Plessen

Detection of wheat heads is an important task allowing to estimate pertinent traits including head population density and head characteristics such as sanitary state, size, maturity stage and the presence of awns. Several studies developed…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 E. David , S. Madec , P. Sadeghi-Tehran , H. Aasen , B. Zheng , S. Liu , N. Kirchgessner , G. Ishikawa , K. Nagasawa , M. A. Badhon , C. Pozniak , B. de Solan , A. Hund , S. C. Chapman , F. Baret , I. Stavness , W. Guo

High-speed multiplex imaging of fluorescent probes is limited by a combination of spectral resolution, sensitivity, high cost and low light throughput of detectors, and filters. In this work, we present a hyperspectral detection system…

We present a spectroscopic test confirming the potential of narrow-band optical imaging as a method for detecting star-forming satellites around nearby galaxies. To date the efficiency of such methods, and particularly the fraction of false…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Clare F. Ivory , Phil A. James

Accurate diagnosis of breast cancer in histopathology images is challenging due to the heterogeneity of cancer cell growth as well as of a variety of benign breast tissue proliferative lesions. In this paper, we propose a practical and…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Xingyu Li , Marko Radulovic , Ksenija Kanjer , Konstantinos N. Plataniotis

Accurate modelling of the primary beam is an important but difficult task in radio astronomy. For high dynamic range problems such as 21cm intensity mapping, small modelling errors in the sidelobes and spectral structure of the beams can…

Instrumentation and Methods for Astrophysics · Physics 2024-07-25 Michael J. Wilensky , Jacob Burba , Philip Bull , Hugh Garsden , Katrine A. Glasscock , Nicolas Fagnoni , Eloy de Lera Acedo , David R. DeBoer , Nima Razavi-Ghods

For hyperspectral image change detection (HSI-CD), one key challenge is to reduce band redundancy, as only a few bands are crucial for change detection while other bands may be adverse to it. However, most existing HSI-CD methods directly…

Image and Video Processing · Electrical Eng. & Systems 2023-11-17 Qingren Yao , Yuan Zhou , Chang Tang , Wei Xiang

A fibre detector with multianode PM readout for high rate applications was developed for the HERA-B spectometer to cover the area near the beampipe. Such a detector has to operate at particle rates up to 2*10**4 mm**(-2) s**(-1) and has to…

High Energy Physics - Experiment · Physics 2007-05-23 H. B. Dreis , F. Eisele , M. Hildebrandt , B. Schmidt , A. Sponsel , M. Ziegler

Over the last decades, honeybees have been a fascinating model to study insect navigation. While there is some controversy about the complexity of underlying neural correlates, the research of honeybee navigation makes progress through both…

Quantitative Methods · Quantitative Biology 2019-06-24 Johannes Polster , Julian Petrasch , Randolf Menzel , Tim Landgraf

Nowadays, due to the rapid population expansion, food shortage has become a critical issue. In order to stabilizing the food source production, preventing crops from being attacked by pests is very important. In generally, farmers use…

Computer Vision and Pattern Recognition · Computer Science 2021-07-16 Shi-Yao Zhou , Chung-Yen Su

This study evaluates the use of Near-Infrared spectroscopy (NIRS) combined with advanced machine learning (ML) techniques to differentiate Hanwoo beef (HNB) and Holstein beef (HLB) to address food authenticity, mislabeling, and…

Machine Learning · Computer Science 2025-07-23 AMM Nurul Alam , Abdul Samad , AMM Shamsul Alam , Jahan Ara Monti , Ayesha Muazzam

The aromatic infrared bands (AIBs) observed in the mid infrared spectrum are attributed to Polycyclic Aromatic Hydrocarbons (PAHs). We observe the NGC 7023-North West (NW) PDR in the mid-infrared (10 - 19.5 micron) using the Infrared…

Astrophysics of Galaxies · Physics 2015-05-28 M. J. F. Rosenberg , O. Berné , C. Boersma , L. J. Allamandola , A. G. G. M Tielens

Remote sensing is a higher technology to produce knowledge for data mining applications. In principle hyperspectral images (HSIs) is a remote sensing tool that provides precise classification of regions. The HSI contains more than a hundred…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Elkebir Sarhrouni , Ahmed Hammouch , Driss Aboutajdine