Results 51 to 60 of about 252,788 (325)

Indexing Techniques for Image and Video Databases: an approach based on Animate Vision Paradigm [PDF]

open access: yes, 2006
[ITALIANO]In questo lavoro di tesi vengono presentate e discusse delle innovative tecniche di indicizzazione per database video e di immagini basate sul paradigma della “Animate Vision” (Visione Animata). Da un lato, sarà mostrato come utilizzando, quali
Moscato, Vincenzo
core   +1 more source

Long-Term Human Participation Assessment in Collaborative Learning Environments Using Dynamic Scene Analysis

open access: yesIEEE Access
The paper develops datasets and methods to assess student participation in real-life collaborative learning environments. In collaborative learning environments, students are organized into small groups where they are free to interact within their group.
Wenjing Shi   +3 more
doaj   +1 more source

Surveillance video motion segmentation based on the progressive spatio‐temporal tunnel flow model

open access: yesElectronics Letters, 2021
Motion segmentation is the first and important step of surveillance video summarisation, and traditional motion segmentation methods usually process all video data, which seriously affects the real‐time performance of video synopsis.
Yunzuo Zhang, Wenxuan Li, Panliang Yang
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

A deep learning method for video‐based action recognition

open access: yesIET Image Processing, 2021
In this paper, a deep learning method for video‐based action recognition is proposed. On the one hand, boundary compensation on the basis of a deep neural network is performed to achieve action proposal.
Guanwen Zhang   +4 more
doaj   +1 more source

Extracellular vesicle lipidomics liquid biopsy reveals systemic and tumor microenvironment metabolic reprogramming in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Extracellular vesicle (EV) lipidomic profiling of plasma and ascites from patients with high‐grade serous ovarian cancer and of ovarian cancer cell lines reveals enrichment of triglycerides (TGs), diacylglycerols (DGs), phosphatidylcholine (PCs), sphingomyelins (SMs), reflecting tumor metabolic reprogramming.
Shikha Rani   +9 more
wiley   +1 more source

A comprehensive survey: Image deraining and stereo‐matching task‐driven performance analysis

open access: yesIET Image Processing, 2022
Deraining has been attracting a lot of attention from researchers, and various methods have been proposed, especially deep‐networks are widely adopted in recent years.
Shuangli Du   +5 more
doaj   +1 more source

Video and image processing with self-organizing neural networks

open access: yes, 2011
This paper aims to address the ability of self-organizing neural network models to manage video and image processing in real-time. The Growing Neural Gas networks (GNG) with its attributes of growth, flexibility, rapid adaptation, and excellent quality ...
García-Rodríguez, J.   +6 more
core   +1 more source

Video Analysis Based on Volumetric Event Detection [PDF]

open access: yes, 2010
During the past decade, the feature extraction and the knowledge acquisition based on video analysis have been extensively researched and tested on many applications such as CCTV data analysis, large-scale public event control, and other daily security ...
Xu, Zhijie   +4 more
core   +2 more sources

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

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