A survey of visual and procedural handwriting analysis for neuropsychological assessment

M Moetesum, M Diaz, U Masroor, I Siddiqi… - Neural Computing and …, 2022 - Springer
Abstract To date, Artificial Intelligence systems for handwriting and drawing analysis have
primarily targeted domains such as writer identification and sketch recognition. Conversely …

Pedestrian crossing sensing based on Hough space analysis to support visually impaired pedestrians

T Yoshikawa, C Premachandra - Sensors, 2023 - mdpi.com
There are many visually impaired people globally, and it is important to support their ability
to walk independently. Acoustic signals and escort zones have been installed on pedestrian …

Application of a vision-based single target on robot positioning system

J Yu, W Jiang, Z Luo, L Yang - Sensors, 2021 - mdpi.com
In this paper, we propose a Circular-ring visual location marker based on a global image-
matching model to improve the positioning ability in the fiducial marker system of a single …

Speed-up automatic quadcopter position detection by sensing propeller rotation

C Premachandra, D Ueda, K Kato - IEEE Sensors Journal, 2018 - ieeexplore.ieee.org
Determining unit position is very important for the indoor autonomous aerial robots. In prior
research, we used externally installed cameras to detect natural unit features to reduce the …

A hybrid camera system for high-resolutionization of target objects in omnidirectional Images

C Premachandra, M Tamaki - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
Recent improvements in cameras and image processing techniques have advanced
research on object detection and classification. The cameras capable of capturing …

Detecting power lines using point instance network for distribution line inspection

MU Sumagayan, C Premachandra, RB Mangorsi… - IEEE …, 2021 - ieeexplore.ieee.org
Power outages can disrupt daily domestic activities as well as the economy as operations
are hampered when they occur. They can decrease work productivity by delaying operations …

New spatial-organization-based scale and rotation invariant features for heterogeneous-content camera-based document image retrieval

QB Dang, M Coustaty, MM Luqman, JM Ogier… - Pattern Recognition …, 2018 - Elsevier
In this paper, we extend our earlier proposed feature descriptor named Scale and Rotation
Invariant Features (SRIF) and a camera-based heterogeneous-content information spotting …

Generation of panoramic images by two hemispherical cameras independent of installation location

S Ono, C Premachandra - IEEE Consumer Electronics …, 2020 - ieeexplore.ieee.org
Single-shot capture of panoramic images has become possible in recent years, expanding
applications for omnidirectional cameras. Retrofitting omnidirectional cameras onto existing …

Low-Computational-Cost Algorithm for Inclination Correction of Independent Handwritten Digits on Microcontrollers

HWH Premachandra, M Yamada, C Premachandra… - Electronics, 2022 - mdpi.com
In recent years, the digitization of documents has progressed, and opportunities for
handwritten document creation have decreased. However, handwritten notes are still taken …

A hybrid approach for automatic aorta segmentation in abdominal 3D CT scan images

I Ahmad, I Ullah Khan, A Ali, H Rahman… - Journal of Medical …, 2021 - ingentaconnect.com
Due to rapid advancement in medical imaging, human anatomy is now observable in finer
details bringing new dimensions to diagnosis and treatment. One such area which …