Results 51 to 60 of about 25,036,571 (294)

Robust Manhattan Frame Estimation From a Single RGB-D Image [PDF]

open access: yes, 2015
This paper proposes a new framework for estimating the Manhattan Frame (MF) of an indoor scene from a single RGB-D image. Our technique formulates this problem as the estimation of a rotation matrix that best aligns the normals of the captured scene to a
Ali Thabet   +6 more
core   +1 more source

Effect of Calendering and Surface Treatment on the Thermochromic Response of Cholesteric Liquid Crystals on PET Nonwovens

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the influences of calendering and surface treatment during direct ink writing (DIW) of thermochromic cholesteric liquid crystal (CLC) on PET nonwovens. For the PVA‐coated nonwovens, calendering reduces pore size leading to reduced ink absorption and enhanced spreading. The NeverWet‐coated nonwovens improve thermochromic responses by
Sreenivasan Sreenivasan Narayanan   +3 more
wiley   +1 more source

RGB-D face recognition using LBP with suitable feature dimension of depth image

open access: yesIET Cyber-Physical Systems, 2019
This study proposes a robust method for the face recognition from low-resolution red, green, and blue-depth (RGB-D) cameras acquired images which have a wide range of variations in head pose, illumination, facial expression, and occlusion in some cases ...
Hailay Berihu Abebe, Chih-Lyang Hwang
doaj   +1 more source

Acquisition of RGB-D images: methods

open access: yesPomiary Automatyka Robotyka, 2014
The two-part article is devoted to sensors enabling the acquisition of depth information from the environment. The following, first part concentrates on three main methods of depth measurement: stereovision, structured light and time of flight (ToF).
Maciej Stefańczyk, Tomasz Kornuta
openaire   +1 more source

Reservoir‐Driven Neuromorphic Computing Based on Composite Rare‐Earth/Transition Metal Oxide Memristor

open access: yesAdvanced Functional Materials, EarlyView.
A defect‐engineered Ag/Gd2O3:Nb2O5/Pt rare earth composite oxide memristor enables stable multilevel reservoir states through pulse driven conductance modulation. Experimentally measured device responses are incorporated into a device aware reservoir computing framework for CIFAR‐100 image classification, highlighting the potential of rare earth ...
Hammad Ghazanfar   +9 more
wiley   +1 more source

INTEGRATING DEPTH AND IMAGE SEQUENCES FOR PLANETARY ROVER MAPPING USING RGB-D SENSOR [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
RGB-D camera allows the capture of depth and color information at high data rates, and this makes it possible and beneficial integrate depth and image sequences for planetary rover mapping. The proposed mapping method consists of three steps.
M. Peng   +8 more
doaj   +1 more source

Learning effective RGB-D representations for scene recognition [PDF]

open access: yes, 2019
Deep convolutional networks can achieve impressive results on RGB scene recognition thanks to large data sets such as places. In contrast, RGB-D scene recognition is still underdeveloped in comparison, due to two limitations of RGB-D data we address in ...
Chen, Chengpeng   +3 more
core   +1 more source

Results of image segmentation steps; a) primary RGB image, b) EXG image, c) first obtained binary image after implementing optimal threshold on the EXG image, and d) final binary image after removing small objects (noises) and filling inside leaf regions.

open access: yes, 2022
Results of image segmentation steps; a) primary RGB image, b) EXG image, c) first obtained binary image after implementing optimal threshold on the EXG image, and d) final binary image after removing small objects (noises) and filling inside leaf regions.
Adel Bakhshipour (13028851)   +3 more
core   +1 more source

Grayscale Photomasks Enable Noncontact Optical Patterning of Hydroxypropyl Cellulose Gels for Dynamic Art

open access: yesAdvanced Functional Materials, EarlyView.
Mask‐encoded UV exposure translates digital color information into pixel‐resolved structural‐color patterns in hydroxypropyl cellulose gels. Gaussian‐process‐guided calibration links UV processing conditions, wavelength, and mask opacity, enabling parallel fabrication of multicolor images in a single 10 s exposure.
Mengting Ye   +8 more
wiley   +1 more source

Measurement Method of Human Lower Limb Joint Range of Motion Through Human-Machine Interaction Based on Machine Vision

open access: yesFrontiers in Neurorobotics, 2021
To provide stroke patients with good rehabilitation training, the rehabilitation robot should ensure that each joint of the limb of the patient does not exceed its joint range of motion.
Xusheng Wang   +5 more
doaj   +1 more source

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