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Showing 17 results for "betti venneri" in Engineering
Engineering Preprint PDF DOI

3D-TDA -- Topological feature extraction from 3D images for Alzheimer's disease classification

Faisal Ahmed, Taymaz Akan, Fatih Gelir, Owen T. Carmichael, Elizabeth A. Disbrow, Steven A. Conrad, Mohammad A. N. Bhuiyan · 2025

Now that disease-modifying therapies for Alzheimer disease have been approved by regulatory agencies, the early, objective, and accurate clinical diagnosis of AD based on the lowest-cost measurement m…

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Engineering Preprint PDF DOI

BETTY Dataset: A Multi-modal Dataset for Full-Stack Autonomy

Micah Nye, Ayoub Raji, Andrew Saba, Eidan Erlich, Robert Exley, Aragya Goyal, Alexander Matros, Ritesh Misra, Matthew Sivaprakasam, Marko Bertogna, Deva Ramanan, Sebastian Scherer · 2025

We present the BETTY dataset, a large-scale, multi-modal dataset collected on several autonomous racing vehicles, targeting supervised and self-supervised state estimation, dynamics modeling, motion f…

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Engineering Preprint PDF DOI

SDF-TopoNet: A Two-Stage Framework for Tubular Structure Segmentation via SDF Pre-training and Topology-Aware Fine-Tuning

Siyi Wu, Leyi Zhao, Haotian Ma, Xinyuan Song · 2025

Accurate segmentation of tubular and curvilinear structures, such as blood vessels, neurons, and road networks, is crucial in various applications. A key challenge is ensuring topological correctness …

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Engineering Preprint PDF DOI

Cech Complex Generation with Homotopy Equivalence Framework for Myocardial Infarction Diagnosis using Electrocardiogram Signals

Srikireddy Dhanunjay Reddy, Pujayita Deb, Tharun Kumar Reddy Bollu · 2024

Early and optimal identification of cardiac anomalies, especially Myocardial infarction (MCI) can aid the individual in obtaining prompt medical attention to mitigate the severity. Electrocardiogram (…

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Engineering Preprint PDF DOI

Testing Topological Data Analysis for Condition Monitoring of Wind Turbines

Simone Casolo, Alexander Stasik, Zhenyou Zhang, Signe Riemer-Sorensen · 2024

We present an investigation of how topological data analysis (TDA) can be applied to condition-based monitoring (CBM) of wind turbines for energy generation. TDA is a branch of data analysis focusing …

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Engineering Preprint PDF DOI

Time topological analysis of EEG using signature theory

Stephane Chretien, Ben Gao, Astrid Thebault-Guiochon, Remi Vaucher · 2024

Anomaly detection in multivariate signals is a task of paramount importance in many disciplines (epidemiology, finance, cognitive sciences and neurosciences, oncology, etc.). In this perspective, Topo…

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Engineering Preprint PDF DOI

Topologically Faithful Multi-class Segmentation in Medical Images

Alexander H. Berger, Nico Stucki, Laurin Lux, Vincent Buergin, Suprosanna Shit, Anna Banaszak, Daniel Rueckert, Ulrich Bauer, Johannes C. Paetzold · 2024

Topological accuracy in medical image segmentation is a highly important property for downstream applications such as network analysis and flow modeling in vessels or cell counting. Recently, signific…

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Engineering Preprint PDF DOI

phloSAR: a Portable, High-Flow Pressure Supply and Regulator Enabling Untethered Operation of Large Pneumatic Soft Robots

Maxwell Ahlquist, Rianna Jitosho, Jiawen Bao, Allison M. Okamura · 2024

Pneumatic actuation benefits soft robotics by facilitating compliance, enabling large volume change, and concentrating actuator weight away from the end-effector. However, portability is compromised w…

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Engineering Preprint PDF DOI

Improved Topological Preservation in 3D Axon Segmentation and Centerline Detection using Geometric Assessment-driven Topological Smoothing (GATS)

Nina I. Shamsi, Alex S. Xu, Lars A. Gjesteby, Laura J. Brattain · 2023

Automated axon tracing via fully supervised learning requires large amounts of 3D brain imagery, which is time consuming and laborious to obtain. It also requires expertise. Thus, there is a need for …

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Engineering Preprint PDF DOI

Topology-Aware Loss for Aorta and Great Vessel Segmentation in Computed Tomography Images

Seher Ozcelik, Sinan Unver, Ilke Ali Gurses, Rustu Turkay, Cigdem Gunduz-Demir · 2023

Segmentation networks are not explicitly imposed to learn global invariants of an image, such as the shape of an object and the geometry between multiple objects, when they are trained with a standard…

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Engineering Preprint PDF DOI

Data-driven port-Hamiltonian structured identification for non-strictly passive systems

Charles Poussot-Vassal, Denis Matignon, Ghilslain Haine, Pierre Vuillemin · 2022

In this work, we detail a procedure to construct a reduced order model on the basis of frequency-domain data, that preserves the non-strictly passive property and the port-Hamiltonian structure. The p…

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Engineering Preprint PDF DOI

Soft robotic hand with finger-bending/friction-reduction switching mechanism through 1-degree-of-freedom flow control

Toshihiro Nishimura, Kensuke Shimizu, Seita Nojiri, Kenjiro Tadakuma, Yosuke Suzuki, Tokuo Tsuji, Tetsuyou Watanabe · 2022

This paper proposes a novel pneumatic soft robotic hand that incorporates a mechanism that can switch the airflow path using a single airflow control. The developed hand can control the finger motion …

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Engineering Preprint PDF DOI

Persistent Homology for Breast Tumor Classification using Mammogram Scans

Aras Asaad, Dashti Ali, Taban Majeed, Rasber Rashid · 2022

An Important tool in the field topological data analysis is known as persistent Homology (PH) which is used to encode abstract representation of the homology of data at different resolutions in the fo…

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Engineering Preprint PDF DOI

Analysis of tunnel failure characteristics under multiple explosion loads based on persistent homology-based machine learning

Shengdong Zhang, Shihui You, Longfei Chen, Xiaofei Liu · 2020

The study of tunnel failure characteristics under the load of external explosion source is an important problem in tunnel design and protection, in particular, it is of great significance to construct…

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Engineering Preprint PDF DOI

Grace: a Cross-platform Micromagnetic Simulator On Graphics Processing Units

Ru Zhu · 2014

A micromagnetic simulator running on graphics processing unit (GPU) is presented. It achieves significant performance boost as compared to previous central processing unit (CPU) simulators, up to two …

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Engineering Peer-Reviewed PDF DOI

BetaIII-tubulin induces paclitaxel resistance in association with reduced effects on microtubule dynamic instability.

 · 1970

The development of resistance to paclitaxel in tumors is one of the most significant obstacles to successful therapy. Overexpression of the betaIII-tubulin isotype has been associated with paclitaxel …

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Engineering Peer-Reviewed PDF DOI

Effect of light-emitting diode (LED) curing modes on resin/dentin bond strength.

 · 1970

PURPOSE: This study aimed to compare the effect of three curing modes of a high-powered curing-light source on the shear bond strength and marginal gap of light- and dual-cured adhesive resin cements …

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