Results 51 to 60 of about 658,126 (299)

Enhanced Fog Water Harvesting on Superhydrophobic Steel Meshes

open access: yesAdvanced Engineering Materials, EarlyView.
Fog harvesting using mesh designs offers a sustainable solution to water scarcity. This study highlights key considerations for fog harvesting research and develops a methodology for a standardized protocol reflecting fog characteristics and environmental conditions.
Pegah Sartipizadeh   +3 more
wiley   +1 more source

Contrastive Video-Language Learning with Fine-grained Frame Sampling [PDF]

open access: yesarXiv, 2022
Despite recent progress in video and language representation learning, the weak or sparse correspondence between the two modalities remains a bottleneck in the area. Most video-language models are trained via pair-level loss to predict whether a pair of video and text is aligned.
arxiv  

Skalabilitas Signal to Noise Ratio (SNR) pada Pengkodean Video dengan Derau Gaussian

open access: yesJurnal Rekayasa Elektrika, 2015
In video transmission, there is a possibility of packet lost an d a large load variation on the bandwidth. These are the source of network congestion, which can interfere the communication data rate.
Agus Purwadi
doaj   +1 more source

Steganografi Video Digital dengan Algoritma LSB (Least Significant Bit) dan Rijndael

open access: yesJournal of Innovation Information Technology and Application, 2020
Steganography is the science and art of hiding information so that confidential information cannot be known by others, except the sender and receiver. This research is designed to create a steganography system on video with mp4 format.
Imam Riadi, Sunardi Sunardi, Dwi Aryanto
doaj   +1 more source

Introduction to Random Signals and Noise [PDF]

open access: yes, 2006
Random signals and noise are present in many engineering systems and networks. Signal processing techniques allow engineers to distinguish between useful signals in audio, video or communication equipment, and interference, which disturbs the desired ...
Etten, Wim van
core   +4 more sources

Shape Memory Polymer‐Based Hook‐and‐Loop Fastener for Robust Bonding and on‐Demand Easy Separation

open access: yesAdvanced Engineering Materials, EarlyView.
A 3D shape memory polymer‐based hook‐and‐loop fastener, fabricated using projection microstereolithography and molding, offers tunable bonding strength through temperature control. When heated from 25 to 70 °C, the fastener softens and deforms easily, reducing bonding strength by 20‐fold for on‐demand easy separation.
Chen Yang   +5 more
wiley   +1 more source

Ocena daljine cilja u toku praćenja video senzorima / Target range estimation based on video sensor tracking

open access: yesVojnotehnički Glasnik, 2006
U radu su opisani kinematski modeli estimacije daljine cilja, dobijene obradom video snimaka u toku praćenja. Analizirani su uticaji šuma procesa na veličinu grešaka estimacije daljine i predložen je metod adaptacije modela, podešavanjem nivoa šuma ...
Dragoslav Ugarak
doaj   +1 more source

X‐Ray Computed Tomography Quantifies Primary Phases and Reveals Crack Morphology in High‐Cycle Fatigue of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
Primary phases and a fatigue crack are studied in a forged blank of an aluminum alloy using synchrotron and laboratory X‐ray computed tomography. To image the crack, the fatigue test is interrupted, and a static tensile load is applied to open the crack.
Jakob Schröder   +6 more
wiley   +1 more source

Bioresorbable and Wireless Rechargeable Implanted Na‐ion Battery for Temporary Medical Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐solid‐state bioresorbable Na‐ion battery is developed, composed entirely of bio‐eliminable materials. In vivo and ex vivo tests confirmed harmless disintegration of this implanted battery. Lifetime of the implanted battery can be precisely controlled by adjusting the dissolvable encapsulation layer's thickness.
Vedi Kuyil Azhagan Muniraj   +8 more
wiley   +1 more source

Optimizing Dynamic Mode Decomposition for Video Denoising via Plug-and-Play Alternating Direction Method of Multipliers

open access: yesSignals
Dynamic mode decomposition (DMD) is a powerful tool for separating the background and foreground in videos. This algorithm decomposes a video into dynamic modes, called DMD modes, to facilitate the extraction of the near-zero mode, which represents the ...
Hyoga Yamamoto   +2 more
doaj   +1 more source

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