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Objective: To develop an effective and scalable individual-level patient cost prediction method by automatically learning hidden temporal patterns from multivariate time series data in patient insurance claims using a convolutional neural…

Machine Learning · Computer Science 2020-09-16 Mohammad Amin Morid , Olivia R. Liu Sheng , Kensaku Kawamoto , Samir Abdelrahman

Deep neural networks are representation learning techniques. During training, a deep net is capable of generating a descriptive language of unprecedented size and detail in machine learning. Extracting the descriptive language coded within…

Neural and Evolutionary Computing · Computer Science 2018-01-30 Dario Garcia-Gasulla , Ferran Parés , Armand Vilalta , Jonatan Moreno , Eduard Ayguadé , Jesús Labarta , Ulises Cortés , Toyotaro Suzumura

Convolutional Neural Networks (CNNs) are pivotal in image classification tasks due to their robust feature extraction capabilities. However, their high computational and memory requirements pose challenges for deployment in…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Nathan Isong

In this paper we present a methodology that uses convolutional neural networks (CNNs) for segmentation by iteratively growing predicted mask regions in each coordinate direction. The CNN is used to predict class probability scores in a…

Image and Video Processing · Electrical Eng. & Systems 2020-09-25 John Lagergren , Erica Rutter , Kevin Flores

We explore the effectiveness of deep learning convolutional neural networks (CNNs) for estimating strong gravitational lens mass model parameters. We have investigated a number of practicalities faced when modelling real image data, such as…

Instrumentation and Methods for Astrophysics · Physics 2019-07-24 James Pearson , Nan Li , Simon Dye

We list and analyze H I absorption lines at redshifts 2 < z < 4 with column density (12 < log(N_HI) < 19) in 40 high-resolutional (FWHM = 8.0 km/s) quasar spectra obtained with the Keck+HIRES. We de-blend and fit all H I lines within 1,000…

Astrophysics · Physics 2008-11-26 T. Misawa , D. Tytler , M. Iye , D. Kirkman , N. Suzuki , D. Lubin , N. Kashikawa

Lyme disease which is one of the most common infectious vector-borne diseases manifests itself in most cases with erythema migrans (EM) skin lesions. Recent studies show that convolutional neural networks (CNNs) perform well to identify…

CNN model is a popular method for imagery analysis, so it could be utilized to recognize handwritten digits based on MNIST datasets. For higher recognition accuracy, various CNN models with different fully connected layer sizes are…

Computer Vision and Pattern Recognition · Computer Science 2021-01-18 Mengyu Chen

This paper introduces a new methodology for extreme spatial dependence structure selection. It is based on deep learning techniques, specifically Convolutional Neural Networks -CNNs. Two schemes are considered: in the first scheme, the…

Data Analysis, Statistics and Probability · Physics 2024-09-23 Manaf Ahmed , Véronique Maume-Deschamps , Pierre Ribereau

The recognition and classification of the diversity of materials that exist in the environment around us are a key visual competence that computer vision systems focus on in recent years. Understanding the identification of materials in…

Computer Vision and Pattern Recognition · Computer Science 2017-10-20 Anca Sticlaru

This paper studies convolutional neural networks (CNN) to learn unsupervised feature representations for 44 different plant species, collected at the Royal Botanic Gardens, Kew, England. To gain intuition on the chosen features from the CNN…

Computer Vision and Pattern Recognition · Computer Science 2015-06-30 Sue Han Lee , Chee Seng Chan , Paul Wilkin , Paolo Remagnino

In this work, we consider direction-of-arrival (DoA) estimation in the presence of extreme noise using Deep Learning (DL). In particular, we introduce a Convolutional Neural Network (CNN) that is trained from mutli-channel data of the true…

Signal Processing · Electrical Eng. & Systems 2021-09-08 Georgios K. Papageorgiou , Mathini Sellathurai , Yonina C. Eldar

We study the sample complexity of learning one-hidden-layer convolutional neural networks (CNNs) with non-overlapping filters. We propose a novel algorithm called approximate gradient descent for training CNNs, and show that, with high…

Machine Learning · Computer Science 2019-11-13 Yuan Cao , Quanquan Gu

The automated detection of cancerous tumors has attracted interest mainly during the last decade, due to the necessity of early and efficient diagnosis that will lead to the most effective possible treatment of the impending risk. Several…

Image and Video Processing · Electrical Eng. & Systems 2023-10-13 Vasileios E. Papageorgiou , Pantelis Dogoulis , Dimitrios-Panagiotis Papageorgiou

Convolutional Neural Networks (CNNs) have been successfully utilized in the medical diagnosis of many illnesses. Nevertheless, identifying the optimal architecture and hyperparameters among the available possibilities might be a substantial…

Image and Video Processing · Electrical Eng. & Systems 2024-12-25 Qusay Shihab Hamad , Hussein Samma , Shahrel Azmin Suandi

Hyper spectral images (HSI) provide rich spectral and spatial information across a series of contiguous spectral bands. However, the accurate processing of the spectral and spatial correlation between the bands requires the use of…

Neural and Evolutionary Computing · Computer Science 2021-07-29 Gourav Datta , Souvik Kundu , Akhilesh R. Jaiswal , Peter A. Beerel

Future large-scale surveys with high resolution imaging will provide us with a few $10^5$ new strong galaxy-scale lenses. These strong lensing systems however will be contained in large data amounts which are beyond the capacity of human…

Instrumentation and Methods for Astrophysics · Physics 2018-03-14 C. Schaefer , M. Geiger , T. Kuntzer , J-P. Kneib

We study the evolution with redshift of the number density of Ly$\alpha$ clouds in a CDM model using numerical simulations including photo-ionization and cooling of the baryonic component. The photo-ionizing flux is consistently taken as…

Astrophysics · Physics 2019-08-17 Jan P. Mücket , Patrick Petitjean , Ronald E. Kates , Rüdiger Riediger

Convolutional Neural Networks (CNN) have been a good solution for understanding a vast image dataset. As the increased number of battery-equipped electric vehicles is flourishing globally, there has been much research on understanding which…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Seongwoo Choi , Chongzhou Fang , David Haddad , Minsung Kim

This paper proposes an efficient system for classifying cervical cancer cells using pre-trained convolutional neural networks (CNNs). We first fine-tune five pre-trained CNNs and minimize the overall cost of misclassification by…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Ashfiqun Mustari , Rushmia Ahmed , Afsara Tasnim , Jakia Sultana Juthi , G M Shahariar