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Spatial audio quality is a highly multifaceted concept, with many interactions between environmental, geometrical, anatomical, psychological, and contextual considerations. Methods for characterization or evaluation of the geometrical…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-27 Karn N. Watcharasupat , Alexander Lerch

Automatic speech quality assessment is an important, transversal task whose progress is hampered by the scarcity of human annotations, poor generalization to unseen recording conditions, and a lack of flexibility of existing approaches. In…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-09 Joan Serrà , Jordi Pons , Santiago Pascual

Big data applications are currently used in many application domains, ranging from statistical applications to prediction systems and smart cities. However, the quality of these applications is far from perfect, leading to a large amount of…

Software Engineering · Computer Science 2020-02-07 Pengcheng Zhang , Wennan Cao , Henry Muccini

While high data quality (DQ) is critical for analytics, compliance, and AI performance, data quality management (DQM) remains a complex, resource-intensive, and often manual process. This study investigates the extent to which existing…

Databases · Computer Science 2025-06-30 Heidi Carolina Tamm , Anastasija Nikiforova

We consider a wireless network scenario applicable to metropolitan areas with developed public transport networks and high commute demands, where the mobile user equipments (UEs) move along fixed and predetermined trajectories and request…

Optimization and Control · Mathematics 2022-02-22 Wanjun Ning , Zimu Xu , Jingjin Wu , Tiejun Tong

A `state of the art' model A surpasses humans in a benchmark B, but fails on similar benchmarks C, D, and E. What does B have that the other benchmarks do not? Recent research provides the answer: spurious bias. However, developing A to…

Computation and Language · Computer Science 2020-08-11 Swaroop Mishra , Anjana Arunkumar , Bhavdeep Sachdeva , Chris Bryan , Chitta Baral

Automated and robust portrait quality assessment (PQA) is of paramount importance in high-impact applications such as smartphone photography. This paper presents FHIQA, a learning-based approach to PQA that introduces a simple but effective…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 Nicolas Chahine , Sira Ferradans , Javier Vazquez-Corral , Jean Ponce

The perceptual task of speech quality assessment (SQA) is a challenging task for machines to do. Objective SQA methods that rely on the availability of the corresponding clean reference have been the primary go-to approaches for SQA.…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-19 Pranay Manocha , Buye Xu , Anurag Kumar

Monitoring air pollution is crucial for protecting human health from exposure to harmful substances. Traditional methods of air quality monitoring, such as ground-based sensors and satellite-based remote sensing, face limitations due to…

Machine Learning · Computer Science 2025-01-22 Osama Ahmad , Zubair Khalid , Muhammad Tahir , Momin Uppal

Scientific images fundamentally differ from natural and AI-generated images in that they encode structured domain knowledge rather than merely depict visual scenes. Assessing their quality therefore requires evaluating not only perceptual…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Wenzhe Li , Liang Chen , Junying Wang , Yijing Guo , Ye Shen , Farong Wen , Chunyi Li , Zicheng Zhang , Guangtao Zhai

Synthetic data has become essential for training code generation models, yet it introduces significant noise and hallucinations that are difficult to detect with current metrics. Existing data selection methods like Instruction-Following…

Computation and Language · Computer Science 2026-03-17 Jiayin Lei , Ming Ma , Yunxi Duan , Chenxi Li , Tianming Yang

Methods for automatically assessing speech quality in real world environments are critical for developing robust human language technologies and assistive devices. Behavioral ratings provided by human raters (e.g., mean opinion scores; MOS)…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-09 Mattson Ogg , Caitlyn Bishop , Han Yi , Sarah Robinson

Traditional quality assurance (QA) methods face significant challenges in addressing the complexity, scale, and rapid iteration cycles of modern software systems and are strained by limited resources available, leading to substantial costs…

Software Engineering · Computer Science 2025-06-23 Ihor Pysmennyi , Roman Kyslyi , Kyrylo Kleshch

Memoryless scalar quantization (MSQ) is a common technique to quantize frame coefficients of signals (which are used as a model for generalized linear samples), making them compatible with our digital technology. The process of quantization…

Numerical Analysis · Computer Science 2020-09-15 Kateryna Melnykova , Ozgur Yilmaz

Learning-based image quality assessment (IQA) has made remarkable progress in the past decade, but nearly all consider the two key components -- model and data -- in isolation. Specifically, model-centric IQA focuses on developing…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Peibei Cao , Dingquan Li , Kede Ma

We propose a platform for the integration of passive radio sensing and vision technologies into a cloud-IoT framework that performs real-time channel quality information (CQI) time series processing and analytics. Radio sensing and vision…

Signal Processing · Electrical Eng. & Systems 2021-03-29 Sanaz Kianoush , Muneeba Raja , Stefano Savazzi , Stephan Sigg

Software Quality Assurance (SQA) Engineers are responsible for assessing a product during every phase of the software development process to ensure that the outcomes of each phase and the final product possess the desired qualities. In…

Software Engineering · Computer Science 2024-01-25 Roselane Silva Farias , Iftekhar Ahmed , Eduardo Santana de Almeida

Image Quality Assessment (IQA) is important for scientific inquiry, especially in medical imaging and machine learning. Potential data quality issues can be exacerbated when human-based workflows use limited views of the data that may…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Riqiang Gao , Mirza S. Khan , Yucheng Tang , Kaiwen Xu , Steve Deppen , Yuankai Huo , Kim L. Sandler , Pierre P. Massion , Bennett A. Landman

Surveillance facial images are often captured under unconstrained conditions, resulting in severe quality degradation due to factors such as low resolution, motion blur, occlusion, and poor lighting. Although recent face restoration…

Image and Video Processing · Electrical Eng. & Systems 2026-02-10 Yanwei Jiang , Wei Sun , Yingjie Zhou , Xiangyang Zhu , Yuqin Cao , Jun Jia , Yunhao Li , Sijing Wu , Dandan Zhu , Xingkuo Min , Guangtao Zhai

There has been significant research effort developing neural-network-based predictors of SQ in recent years. While a primary objective has been to develop non-intrusive, i.e.~reference-free, metrics to assess the performance of SE systems,…

Sound · Computer Science 2025-08-05 George Close , Kris Hong , Thomas Hain , Stefan Goetze