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Engineering Preprint PDF DOI

MonoUNet: A Robust Tiny Neural Network for Automated Knee Cartilage Segmentation on Point-of-Care Ultrasound Devices

Alvin Kimbowa, Arjun Parmar, Ibrahim Mujtaba, Will Wei, Maziar Badii, Matthew Harkey, David Liu, Ilker Hacihaliloglu · 2026

Objective: To develop a robust and compact deep learning model for automated knee cartilage segmentation on point-of-care ultrasound (POCUS) devices. Methods: We propose MonoUNet, an ultra-compact U…

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Engineering Preprint PDF DOI

Fast and Flexible Audio Bandwidth Extension via Vocos

Yatharth Sharma · 2026

We propose a Vocos-based bandwidth extension model that enhances audio at 8-48 kHz by generating missing high-frequency content. Inputs are resampled to 48 kHz and processed by a neural vocoder backbo…

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Engineering Preprint PDF DOI

Smart Diagnosis and Early Intervention in PCOS: A Deep Learning Approach to Women's Reproductive Health

Shayan Abrar, Samura Rahman, Ishrat Jahan Momo, Mahjabin Tasnim Samiha, B. M. Shahria Alam, Mohammad Tahmid Noor, Nishat Tasnim Niloy · 2026

Polycystic Ovary Syndrome (PCOS) is a widespread disorder in women of reproductive age, characterized by a hormonal imbalance, irregular periods, and multiple ovarian cysts. Infertility, metabolic syn…

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Engineering Preprint PDF DOI

EndoCaver: Handling Fog, Blur and Glare in Endoscopic Images via Joint Deblurring-Segmentation

Zhuoyu Wu, Wenhui Ou, Pei-Sze Tan, Jiayan Yang, Wenqi Fang, Zheng Wang, Raphael C.-W. Phan · 2026

Endoscopic image analysis is vital for colorectal cancer screening, yet real-world conditions often suffer from lens fogging, motion blur, and specular highlights, which severely compromise automated …

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Engineering Preprint PDF DOI

Vision Models for Medical Imaging: A Hybrid Approach for PCOS Detection from Ultrasound Scans

Md Mahmudul Hoque, Md Mehedi Hassain, Muntakimur Rahaman, Md. Towhidul Islam, Shaista Rani, Md Sharif Mollah · 2026

Polycystic Ovary Syndrome (PCOS) is the most familiar endocrine illness in women of reproductive age. Many Bangladeshi women suffer from PCOS disease in their older age. The aim of our research is to …

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Engineering Preprint PDF DOI

VoCodec: An Efficient Lightweight Low-Bitrate Speech Codec

Leyan Yang, Ronghui Hu, Yang Xu, Jing Lu · 2026

Recent advancements in end-to-end neural speech codecs enable compressing audio at extremely low bitrates while maintaining high-fidelity reconstruction. Meanwhile, low computational complexity and lo…

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Engineering Preprint PDF DOI

IoT-based Cost-Effective Fruit Quality Monitoring System using Electronic Nose

Anindya Bhattacharjee, Nittya Ananda Biswas, Khondakar Ashik Shahriar, Kawsain Bin Salim · 2025

Post-harvest losses due to subjective quality assessment cause significant damage to the economy and food safety, especially in countries like Bangladesh. To mitigate such damages, objective decision-…

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Engineering Preprint PDF DOI

Rethinking the joint estimation of magnitude and phase for time-frequency domain neural vocoders

Lingling Dai, Andong Li, Tong Lei, Meng Yu, Xiaodong Li, Chengshi Zheng · 2025

Time-frequency (T-F) domain-based neural vocoders have shown promising results in synthesizing high-fidelity audio. Nevertheless, it remains unclear on the mechanism of effectively predicting magnitud…

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Engineering Preprint PDF DOI

BEAM-Net: A Deep Learning Framework with Bone Enhancement Attention Mechanism for High Resolution High Frame Rate Ultrasound Beamforming

Midhila Madhusoodanan, Mahesh Raveendranatha Panicker, Pisharody Harikrishnan Gopalakrishnan, Abhilash Rakkunedeth Hareendranathan · 2025

Pocket-sized, low-cost point-of-care ultrasound (POCUS) devices are increasingly used in musculoskeletal (MSK) applications for structural examination of bone tissue. However, the image quality in MSK…

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Engineering Preprint PDF DOI

CLAMP: Crowdsourcing a LArge-scale in-the-wild haptic dataset with an open-source device for Multimodal robot Perception

Pranav N. Thakkar, Shubhangi Sinha, Karan Baijal, Yuhan (Anjelica) Bian, Leah Lackey, Ben Dodson, Heisen Kong, Jueun Kwon, Amber Li, Yifei Hu, Alexios Rekoutis, Tom Silver, Tapomayukh Bhattacharjee · 2025

Robust robot manipulation in unstructured environments often requires understanding object properties that extend beyond geometry, such as material or compliance-properties that can be challenging to …

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Engineering Preprint PDF DOI

Conditioning Matters: Training Diffusion Policies is Faster Than You Think

Zibin Dong, Yicheng Liu, Yinchuan Li, Hang Zhao, Jianye Hao · 2025

Diffusion policies have emerged as a mainstream paradigm for building vision-language-action (VLA) models. Although they demonstrate strong robot control capabilities, their training efficiency remain…

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Engineering Preprint PDF DOI

Echo-E$^3$Net: Efficient Endocardial Spatio-Temporal Network for Ejection Fraction Estimation

Moein Heidari, Afshin Bozorgpour, AmirHossein Zarif-Fakharnia, Wenjin Chen, Dorit Merhof, David J Foran, Jasmine Grewal, Ilker Hacihaliloglu · 2025

Objective To develop a robust and computationally efficient deep learning model for automated left ventricular ejection fraction (LVEF) estimation from echocardiography videos that is suitable for rea…

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Engineering Preprint PDF DOI

Regulariza\c{c}\~ao, aprendizagem profunda e interdisciplinaridade em problemas inversos mal-postos

Roberto Gutierrez Beraldo, Ricardo Suyama · 2025

In this book, written in Portuguese, we discuss what ill-posed problems are and how the regularization method is used to solve them. In the form of questions and answers, we reflect on the origins and…

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Engineering Preprint PDF DOI

Leveraging AI for Automatic Classification of PCOS Using Ultrasound Imaging

Atharva Divekar, Atharva Sonawane · 2024

The AUTO-PCOS Classification Challenge seeks to advance the diagnostic capabilities of artificial intelligence (AI) in identifying Polycystic Ovary Syndrome (PCOS) through automated classification of …

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Engineering Preprint PDF DOI

BS-PLCNet 2: Two-stage Band-split Packet Loss Concealment Network with Intra-model Knowledge Distillation

Zihan Zhang, Xianjun Xia, Chuanzeng Huang, Yijian Xiao, Lei Xie · 2024

Audio packet loss is an inevitable problem in real-time speech communication. A band-split packet loss concealment network (BS-PLCNet) targeting full-band signals was recently proposed. Although it pe…

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Engineering Preprint PDF DOI

Secure Synchronization of Heterogeneous Pulse-Coupled Oscillators

Jiaqi Yan, Hideaki Ishii · 2024

In this paper, we consider the synchronization of heterogeneous pulse-coupled oscillators (PCOs), where some of the oscillators might be faulty or malicious. The oscillators interact through identical…

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Engineering Preprint PDF DOI

Intra-video Positive Pairs in Self-Supervised Learning for Ultrasound

Blake VanBerlo, Alexander Wong, Jesse Hoey, Robert Arntfield · 2024

Self-supervised learning (SSL) is one strategy for addressing the paucity of labelled data in medical imaging by learning representations from unlabelled images. Contrastive and non-contrastive SSL me…

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Engineering Preprint PDF DOI

PoCo: Policy Composition from and for Heterogeneous Robot Learning

Lirui Wang, Jialiang Zhao, Yilun Du, Edward H. Adelson, Russ Tedrake · 2024

Training general robotic policies from heterogeneous data for different tasks is a significant challenge. Existing robotic datasets vary in different modalities such as color, depth, tactile, and prop…

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Engineering Preprint PDF DOI

APNet2: High-quality and High-efficiency Neural Vocoder with Direct Prediction of Amplitude and Phase Spectra

Hui-Peng Du, Ye-Xin Lu, Yang Ai, Zhen-Hua Ling · 2023

In our previous work, we proposed a neural vocoder called APNet, which directly predicts speech amplitude and phase spectra with a 5 ms frame shift in parallel from the input acoustic features, and th…

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Engineering Preprint PDF DOI

Towards Non-contact 3D Ultrasound for Wrist Imaging

Antony Jerald, A. N. Madhavanunni, Gayathri Malamal, Mahesh Raveendranatha Panicker · 2023

Objective: The objective of this work is an attempt towards non-contact freehand 3D ultrasound imaging with minimal complexity added to the existing point of care ultrasound (POCUS) systems. Methods: …

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