Results 31 to 40 of about 278,479 (199)

Rapid Assessment of Seabed Habitats Around Pitcairn Island in Aid of Activity Management During the COVID-19 Global Pandemic

open access: yesFrontiers in Marine Science, 2021
The global COVID-19 pandemic of 2020 has forced small island states to make rapid changes to the way they manage their marine estates following changes in global shipping practices and access which are essential for the supply of food items and island’s ...
Simeon Archer-Rand   +3 more
doaj   +1 more source

Tracking the soccer ball using multiple fixed cameras [PDF]

open access: yes, 2008
This paper demonstrates innovative techniques for estimating the trajectory of a soccer ball from multiple fixed cameras. Since the ball is nearly always moving and frequently occluded, its size and shape appearance varies over time and between cameras ...
Orwell, James   +10 more
core   +3 more sources

Marker-less real-time intra-operative camera and hand-eye calibration procedure for surgical augmented reality

open access: yesHealthcare Technology Letters, 2019
Accurate medical Augmented Reality (AR) rendering requires two calibrations, a camera intrinsic matrix estimation and a hand-eye transformation. We present a unified, practical, marker-less, real-time system to estimate both these transformations during ...
Megha Kalia   +4 more
doaj   +1 more source

3D Reconstruction with Uncalibrated Cameras Using the Six-Line Conic Variety [PDF]

open access: yes, 2008
We present new algorithms for the recovery of the Euclidean structure from a projective calibration of a set of cameras with square pixels but otherwise arbitrarily varying intrinsic and extrinsic parameters.
Carballeira, Pablo   +6 more
core   +1 more source

Robust 3D-Mapping with Time-of-Flight Cameras [PDF]

open access: yes, 2009
Time-of-Flight cameras constitute a smart and fast technology for 3D perception but lack in measurement precision and robustness. We present a comprehensive approach for 3D environment mapping based on this technology.
Holz, Dirk   +14 more
core   +1 more source

An improved YOLOv3‐tiny algorithm for vehicle detection in natural scenes

open access: yesIET Cyber-systems and Robotics, 2021
YOLO (You Only Look Once), as a target detection algorithm with good speed and precision, is widely used in the industry. In the process of driving, the vehicle image captured by the driving camera is detected and it extracts the license plate and the ...
Bingqiang Huang   +4 more
doaj   +1 more source

Fast‐Tracker 2.0: Improving autonomy of aerial tracking with active vision and human location regression

open access: yesIET Cyber-systems and Robotics, 2021
In recent years, several progressive studies promote the development of aerial tracking. One of the representative studies is our previous work Fast‐Tracker which is applicable to various challenging tracking scenarios.
Neng Pan   +5 more
doaj   +1 more source

Research on educational use of thermal cameras in science : A review

open access: yes, 2022
Since the early 2000s, there is a growing body of research on how IR cameras can be used in science education. This body consists of two types of publications: instructive and empirical.
Samuelsson, Robin,
core   +1 more source

Beyond the Camera Trap: A Systematic Review of Computing Technology Used to Monitor and Interact with (More) Varied Taxa in Zoos and Aquariums

open access: yesAnimals
Zoos and aquariums house a wide range of species, yet research remains heavily skewed toward mammals and camera-based technologies. This systematic literature review examines the use of computing technologies to monitor or interact with animals in zoos ...
Lilliana Hassinger   +1 more
doaj   +1 more source

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