Search Results for author: Vijayan K. Asari

Found 18 papers, 5 papers with code

GlacierNet2: A Hybrid Multi-Model Learning Architecture for Alpine Glacier Mapping

no code implementations6 Apr 2022 Zhiyuan Xie, Umesh K. Haritashya, Vijayan K. Asari, Michael P. Bishop, Jeffrey S. Kargel, Theus H. Aspiras

Specifically, we developed an enhanced GlacierNet2 architecture thatincorporates multiple models, automatic post-processing, and basin-level hydrological flow techniques to improve the mapping of DCGs such that it includes both the ablation and accumulation zones.

R2U3D: Recurrent Residual 3D U-Net for Lung Segmentation

no code implementations5 May 2021 Dhaval D. Kadia, Md Zahangir Alom, Ranga Burada, Tam V. Nguyen, Vijayan K. Asari

In particular, the proposed model integrates 3D convolution into the Recurrent Residual Neural Network based on U-Net.

Data Augmentation Image Segmentation +2

Enhanced 3D Human Pose Estimation from Videos by using Attention-Based Neural Network with Dilated Convolutions

1 code implementation4 Mar 2021 Ruixu Liu, Ju Shen, He Wang, Chen Chen, Sen-ching Cheung, Vijayan K. Asari

In this work, we show a systematic design (from 2D to 3D) for how conventional networks and other forms of constraints can be incorporated into the attention framework for learning long-range dependencies for the task of pose estimation.

2D Pose Estimation 3D Human Pose Estimation

Pyramid Point: A Multi-Level Focusing Network for Revisiting Feature Layers

no code implementations17 Nov 2020 Nina Varney, Vijayan K. Asari, Quinn Graehling

We present a method to learn a diverse group of object categories from an unordered point set.

Semantic Segmentation

GanglionNet: Objectively Assess the Density and Distribution of Ganglion Cells With NABLA-N Network

no code implementations5 Jul 2020 Md Zahangir Alom, Raj P. Kapur, TJ Browen, Vijayan K. Asari

The proposed method shows a robust 97. 49% detection accuracy for ganglion cells, when compared to counts by the expert pathologist, which demonstrates the robustness of GanglionNet.

Cell Detection Management

DALES: A Large-scale Aerial LiDAR Data Set for Semantic Segmentation

no code implementations14 Apr 2020 Nina Varney, Vijayan K. Asari, Quinn Graehling

We present the Dayton Annotated LiDAR Earth Scan (DALES) data set, a new large-scale aerial LiDAR data set with over a half-billion hand-labeled points spanning 10 square kilometers of area and eight object categories.

3D Semantic Segmentation

TGGLines: A Robust Topological Graph Guided Line Segment Detector for Low Quality Binary Images

no code implementations27 Feb 2020 Ming Gong, Liping Yang, Catherine Potts, Vijayan K. Asari, Diane Oyen, Brendt Wohlberg

Line segment detection is an essential task in computer vision and image analysis, as it is the critical foundation for advanced tasks such as shape modeling and road lane line detection for autonomous driving.

Autonomous Driving Line Detection +1

Skin Cancer Segmentation and Classification with NABLA-N and Inception Recurrent Residual Convolutional Networks

1 code implementation25 Apr 2019 Md Zahangir Alom, Theus Aspiras, Tarek M. Taha, Vijayan K. Asari

Several DL architectures have been proposed for classification, segmentation, and detection tasks in medical imaging and computational pathology.

Classification General Classification +5

Advanced Deep Convolutional Neural Network Approaches for Digital Pathology Image Analysis: a comprehensive evaluation with different use cases

no code implementations19 Apr 2019 Md Zahangir Alom, Theus Aspiras, Tarek M. Taha, Vijayan K. Asari, TJ Bowen, Dave Billiter, Simon Arkell

Deep Learning (DL) approaches have been providing state-of-the-art performance in different modalities in the field of medical imagining including Digital Pathology Image Analysis (DPIA).

Classification General Classification +3

Microscopic Nuclei Classification, Segmentation and Detection with improved Deep Convolutional Neural Network (DCNN) Approaches

no code implementations8 Nov 2018 Md Zahangir Alom, Chris Yakopcic, Tarek M. Taha, Vijayan K. Asari

The experimental results show that the proposed DCNN models provide superior performance compared to the existing approaches for nuclei classification, segmentation, and detection tasks.

Classification General Classification +3

Recurrent Residual Convolutional Neural Network based on U-Net (R2U-Net) for Medical Image Segmentation

12 code implementations20 Feb 2018 Md Zahangir Alom, Mahmudul Hasan, Chris Yakopcic, Tarek M. Taha, Vijayan K. Asari

In this paper, we propose a Recurrent Convolutional Neural Network (RCNN) based on U-Net as well as a Recurrent Residual Convolutional Neural Network (RRCNN) based on U-Net models, which are named RU-Net and R2U-Net respectively.

Image Classification Image Segmentation +7

Improved Inception-Residual Convolutional Neural Network for Object Recognition

no code implementations28 Dec 2017 Md Zahangir Alom, Mahmudul Hasan, Chris Yakopcic, Tarek M. Taha, Vijayan K. Asari

In this paper, we introduce a new DCNN model called the Inception Recurrent Residual Convolutional Neural Network (IRRCNN), which utilizes the power of the Recurrent Convolutional Neural Network (RCNN), the Inception network, and the Residual network.

Object Object Recognition

Handwritten Bangla Character Recognition Using The State-of-Art Deep Convolutional Neural Networks

1 code implementation28 Dec 2017 Md Zahangir Alom, Peheding Sidike, Mahmudul Hasan, Tark M. Taha, Vijayan K. Asari

In spite of advances in object recognition technology, Handwritten Bangla Character Recognition (HBCR) remains largely unsolved due to the presence of many ambiguous handwritten characters and excessively cursive Bangla handwritings.

Object Recognition Translation

Handwritten Bangla Digit Recognition Using Deep Learning

no code implementations7 May 2017 Md Zahangir Alom, Paheding Sidike, Tarek M. Taha, Vijayan K. Asari

To improve the performance of Handwritten Bangla Digit Recognition (HBDR), we herein present a new approach based on deep neural networks which have recently shown excellent performance in many pattern recognition and machine learning applications, but has not been throughly attempted for HBDR.

Object Detection by Spatio-Temporal Analysis and Tracking of the Detected Objects in a Video with Variable Background

no code implementations28 Apr 2017 Kumar S. Ray, Vijayan K. Asari, Soma Chakraborty

To detect actual moving object in this work, spatio-temporal blobs have been generated in each frame by spatio-temporal analysis of the image sequence using a three-dimensional Gabor filter.

Object object-detection +1

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