Results 21 to 30 of about 7,229,109 (240)

Optimizing the Perceptual Quality of Time-Domain Speech Enhancement with Reinforcement Learning

open access: yesTsinghua Science and Technology, 2022
In neural speech enhancement, a mismatch exists between the training objective, i.e., Mean-Square Error (MSE), and perceptual quality evaluation metrics, i.e., perceptual evaluation of speech quality and short-time objective intelligibility. We propose a
Xiang Hao   +3 more
doaj   +1 more source

Joint vibrotactile coding for machine recognition and human perception

open access: yesTongxin xuebao, 2023
In order to accurately transmit the content meaning of vibrotactile signals and achieve intelligent recognition and signal reconstruction, a joint vibrotactile coding scheme for machine recognition and human perception was proposed.At the encoding end ...
Ying FANG, Yiwen XU, Tiesong ZHAO
doaj  

Customized 2D Barcode Sensing for Anti-Counterfeiting Application in Smart IoT with Fast Encoding and Information Hiding

open access: yesSensors, 2020
With the development of commodity economy, the emergence of fake and shoddy products has seriously harmed the interests of consumers and enterprises.
Rongjun Chen   +6 more
doaj   +1 more source

A Framework for Understanding Sense of Place in an Urban Design Context

open access: yesUrban Science, 2018
Creating a sense of place and community is a guiding principle in designing livable and high-quality built environments. This paper presents a framework for understanding the relationship between design and people’s perceptions about a place, within an ...
Ming Hu, Roger Chen
doaj   +1 more source

Subjective QoE of 360-Degree Virtual Reality Videos and Machine Learning Predictions

open access: yesIEEE Access, 2020
360-degree video provides an immersive experience to end-users through Virtual Reality (VR) Head-Mounted-Displays (HMDs). However, it is not trivial to understand the Quality of Experience (QoE) of 360-degree video since user experience is influenced by ...
Muhammad Shahid Anwar   +5 more
doaj   +1 more source

Group Perceptual Quality Optimization for Multi-Channel Image Encoding Systems Based on Adaptive Hyper Networks

open access: yesIEEE Access, 2021
Images and short videos that produced by social networks surge in recent years. Image/Video encoders, such as JPEG and H.264, are indispensably involved to reduce the transmitting bandwidth.
Nan Chen   +3 more
doaj   +1 more source

Perceived quality of multimedia educational content: A cognitive style approach [PDF]

open access: yes, 2006
This is the post-print version of the Article. The oficial published version can be accessed from the link below - Copyright, 2006 SpringerCognitive styles influence the way how humans process information, with previous research demonstrating that they ...
Ghinea, G   +3 more
core   +1 more source

Full Reference Objective Quality Assessment for Reconstructed Background Images

open access: yesJournal of Imaging, 2018
With an increased interest in applications that require a clean background image, such as video surveillance, object tracking, street view imaging and location-based services on web-based maps, multiple algorithms have been developed to reconstruct a ...
Aditee Shrotre, Lina J. Karam
doaj   +1 more source

The perceptual quality of colour

open access: yesJournal of Vision, 2013
No description ...
openaire   +2 more sources

Perceptual image attribute scales derived from overall image quality assessments [PDF]

open access: yes, 2009
Psychophysical scaling is commonly based on the assumption that the overall quality of images is based on the assessment of individual attributes which the observer is able to recognise and separate, i.e. sharpness, contrast, etc. However, the assessment
Triantaphillidou, S.   +2 more
core   +1 more source

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