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🔍 j.d. phillips 📂 Engineering
Showing 65 results for "j.d. phillips" in Engineering
Engineering Preprint PDF DOI

Multi-task Just Recognizable Difference for Video Coding for Machines: Database, Model, and Coding Application

Junqi Liu, Yun Zhang, Xiaoxia Huang, Long Xu, Weisi Lin · 2026

Just Recognizable Difference (JRD) boosts coding efficiency for machine vision through visibility threshold modeling, but is currently limited to a single-task scenario. To address this issue, we prop…

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Engineering Preprint PDF DOI

SHroom: A Python Framework for Ambisonics Room Acoustics Simulation and Binaural Rendering

Yhonatan Gayer · 2026

Spherical Harmonics ROOM), an open-source Python library for room acoustics simulation using Ambisonics, available at https://github.com/Yhonatangayer/shroom and installable via \texttt{pip install py…

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Engineering Preprint PDF DOI

Is there a relationship between Mean Opinion Score (MOS) and Just Noticeable Difference (JND)?

Jingwen Zhu, Hadi Amirpour, Wei Zhou, Patrick Le Callet · 2026

Evaluating perceived video quality is essential for ensuring high Quality of Experience (QoE) in modern streaming applications. While existing subjective datasets and Video Quality Metrics (VQMs) cove…

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Engineering Preprint PDF DOI

JND-Guided Light-Weight Neural Pre-Filter for Perceptual Image Coding

Chenlong He, Zhijian Hao, Leilei Huang, Xiaoyang Zeng, Yibo Fan · 2025

Just Noticeable Distortion (JND)-guided pre-filter is a promising technique for improving the perceptual compression efficiency of image coding. However, existing methods are often computationally exp…

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Engineering Preprint PDF DOI

Joint Jammer Mitigation and Data Detection

Gian Marti, Christoph Studer · 2025

Multi-antenna (or MIMO) processing is a promising solution to the problem of jammer mitigation. Existing methods mitigate the jammer based on an estimate of its spatial signature that is acquired thro…

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Engineering Preprint PDF DOI

Enabling low-power massive MIMO with ternary ADCs for AIoT sensing

Shengheng Liu, Ningning Fu · 2025

The proliferation of networked devices and the surging demand for ubiquitous intelligence have given rise to the artificial intelligence of things (AIoT). However, the utilization of high-resolution a…

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Engineering Preprint PDF DOI

Patient-Adaptive Focused Transmit Beamforming using Cognitive Ultrasound

Wessel L. van Nierop, Oisin Nolan, Tristan S.W. Stevens, Ruud J.G. van Sloun · 2025

Focused transmit beamforming is the most commonly used acquisition scheme for echocardiograms, but suffers from relatively low frame rates, and in 3D, even lower volume rates. Fast imaging based on un…

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Engineering Preprint PDF DOI

Benchmarking Shortcutting Techniques for Multi-Robot-Arm Motion Planning

Philip Huang, Yorai Shaoul, Jiaoyang Li · 2025

Generating high-quality motion plans for multiple robot arms is challenging due to the high dimensionality of the system and the potential for inter-arm collisions. Traditional motion planning methods…

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Engineering Preprint PDF DOI

JSQA: Speech Quality Assessment with Perceptually-Inspired Contrastive Pretraining Based on JND Audio Pairs

Junyi Fan, Donald Williamson · 2025

Speech quality assessment (SQA) is often used to learn a mapping from a high-dimensional input space to a scalar that represents the mean opinion score (MOS) of the perceptual speech quality. Learning…

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Engineering Preprint PDF DOI

Variational Bayesian Channel Estimation and Data Detection for Cell-Free Massive MIMO with Low-Resolution Quantized Fronthaul Links

Sajjad Nassirpour, Toan-Van Nguyen, Hien Q. Ngo, Le-Nam Tran, Tharmalingam Ratnarajah, Duy H. N. Nguyen · 2025

We study the joint channel estimation and data detection (JED) problem in a cell-free massive multiple-input multiple-output (CF-mMIMO) network, where access points (APs) communicate with a central pr…

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Engineering Preprint PDF DOI

NTIRE 2025 the 2nd Restore Any Image Model (RAIM) in the Wild Challenge

Jie Liang, Radu Timofte, Qiaosi Yi, Zhengqiang Zhang, Shuaizheng Liu, Lingchen Sun, Rongyuan Wu, Xindong Zhang, Hui Zeng, Lei Zhang · 2025

In this paper, we present a comprehensive overview of the NTIRE 2025 challenge on the 2nd Restore Any Image Model (RAIM) in the Wild. This challenge established a new benchmark for real-world image re…

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Engineering Preprint PDF DOI

Variational Bayesian Inference for Time-Varying Massive MIMO Channels: Estimation and Detection

Sajjad Nassirpour, Toan-Van Nguyen, Duy H. N. Nguyen · 2025

Massive multiple-input multiple-output (MIMO) stands as a key technology for advancing performance metrics such as data rate, reliability, and spectrum efficiency in the fifth generation (5G) and beyo…

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Engineering Preprint PDF DOI

Subjective Visual Quality Assessment for High-Fidelity Learning-Based Image Compression

Mohsen Jenadeleh, Jon Sneyers, Panqi Jia, Shima Mohammadi, Joao Ascenso, Dietmar Saupe · 2025

Learning-based image compression methods have recently emerged as promising alternatives to traditional codecs, offering improved rate-distortion performance and perceptual quality. JPEG AI represents…

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Engineering Preprint PDF DOI

A Comprehensive Framework for Automated Segmentation of Perivascular Spaces in Brain MRI with the nnU-Net

William Pham, Alexander Jarema, Donggyu Rim, Zhibin Chen, Mohamed S. H. Khlif, Vaughan G. Macefield, Luke A. Henderson, Amy Brodtmann · 2024

Background: Enlargement of perivascular spaces (PVS) is common in neurodegenerative disorders including cerebral small vessel disease, Alzheimer's disease, and Parkinson's disease. PVS enlargement may…

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Engineering Preprint PDF DOI

DT-JRD: Deep Transformer based Just Recognizable Difference Prediction Model for Video Coding for Machines

Junqi Liu, Yun Zhang, Xiaoqi Wang, Xu Long, Sam Kwong · 2024

Just Recognizable Difference (JRD) represents the minimum visual difference that is detectable by machine vision, which can be exploited to promote machine vision oriented visual signal processing. In…

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Engineering Preprint PDF DOI

Jam-absorption driving with data assimilation

Siyu Li, Ryosuke Nishi, Daichi Yanagisawa, Katsuhiro Nishinari · 2024

This paper introduces a data assimilation (DA) framework based on the extended Kalman filter-cell transmission model, designed to assist jam-absorption driving (JAD) operation to alleviate sag traffic…

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Engineering Preprint PDF DOI

Characterization, Experimental Validation and Pilot User Study of the Vibro-Inertial Bionic Enhancement System (VIBES)

Alessia S. Ivani, Federica Barontini, Manuel G. Catalano, Giorgio Grioli, Matteo Bianchi, Antonio Bicchi · 2024

This study presents the characterization and validation of the VIBES, a wearable vibrotactile device that provides high-frequency tactile information embedded in a prosthetic socket. A psychophysical …

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Engineering Preprint PDF DOI

SG-JND: Semantic-Guided Just Noticeable Distortion Predictor For Image Compression

Linhan Cao, Wei Sun, Xiongkuo Min, Jun Jia, Zicheng Zhang, Zijian Chen, Yucheng Zhu, Lizhou Liu, Qiubo Chen, Jing Chen, Guangtao Zhai · 2024

Just noticeable distortion (JND), representing the threshold of distortion in an image that is minimally perceptible to the human visual system (HVS), is crucial for image compression algorithms to ac…

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Engineering Preprint PDF DOI

Enhancing Generalized Fetal Brain MRI Segmentation using A Cascade Network with Depth-wise Separable Convolution and Attention Mechanism

Zhigao Cai, Xing-Ming Zhao · 2024

Automatic segmentation of the fetal brain is still challenging due to the health state of fetal development, motion artifacts, and variability across gestational ages, since existing methods rely on h…

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Engineering Preprint PDF DOI

MRIC: Model-Based Reinforcement-Imitation Learning with Mixture-of-Codebooks for Autonomous Driving Simulation

Baotian He, Yibing Li · 2024

Accurately simulating diverse behaviors of heterogeneous agents in various scenarios is fundamental to autonomous driving simulation. This task is challenging due to the multi-modality of behavior dis…

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