PURR Registry

Aerial Fluvial Image Dataset (AFID) for Semantic Segmentation

10.4231/B129-XD47

Li-Fan Wu , Nina Mahmoudian , Zihan Wang

07/20/2022

816 2K/2.7K per-pixel annotated images with 8 classes: River, Boat, Bridge, Sky, Forest vegetation, Dry sediment, Drone self and Obstacle in river. Fluvial scenes are from Wabash River and Wildcat Creek in Indiana, USA.

Artificial Neural Network (ANN) autonomos vehicles Collision Avoidance deep learning drone Image Dataset Mechanical Engineering navigation RGB image dataset River Robotics semantic segmentation Unmanned Aerial Vehicle Wabash River

Simulation codes and data for "Reduced modeling and global instability of finite-Reynolds-number flow in compliant rectangular channels"

10.4231/SX6D-1370

Ivan C. Christov , Xiaojia Wang

08/03/2022

Zip files with codes and data to make the plots in the manuscript "Reduced modeling and global instability of finite-Reynolds-number flow in compliant rectangular channels" by Wang & Christov (2022).

elastic deformation flow-structure instability fluid-structure interactions hydrodynamic instability lubrication theory Mechanical Engineering microfluidics soft hydraulics viscous fluid flow

To Seal or Not To Seal: Study of Splashes

10.4231/JQ7R-YS20

Javad Eshraghi , Pavlos Vlachos , Sunny Jung

02/17/2021

Data from the water entry of hydrophobic spheres experiment used to reveal the criteria in the occurrence of surface seal.

Experimental Tests Fluid Mechanics image processing Matlab Mechanical Engineering Physics

Estimation of the Probability Density Function of Random Displacements from Images

10.4231/34TJ-S109

Adib Ahmadzadegan , Arezoo Ardekani , Pavlos Vlachos

07/27/2020

We introduce a novel approach to Image-based Probability Estimation of Displacement (iPED) which is direct estimation of the PDF of displacement of racers within images. Data sets to reproduce the plots and sample images are available here.

Diffusion measurement image processing Mechanical Engineering particle image velocimetry Probability density function estimation Random Process

Effect of Droplet Collisions on Evaporation in Spray-drying

10.4231/Y4AR-4X73

Aaron Morris , Siavash Zamani

09/29/2020

Included is the main code for the two "collision" and "no collision" models. a sample data for solids fraction of 3e-4 is provided for Weber numbers of 10 and 150.

Droplet Collision Evaporation Mechanical Engineering multiphase flow spray-drying

ABAQUS Python Code for the Simulation of Topologically Interlocked Material Systems Based on Archimedean and Laves Tilings

10.4231/JBKY-JH21

Andrew Williams , Thomas H. Siegmund

02/01/2020

A set of six python scripts that parametrically generate ABAQUS models to simulate the response of TIM systems based on the Archimedean and Laves tilings subjected to body force and displacement loading. These were created for a Master's Thesis at...

Abaqus Finite Element Analysis Finite Element Model Mechanical Engineering Python Code Tesselation Topologically Interlocked Material

Eye-tracking Metrics Predicts Perceived Workload in Robotic Surgical Skills Training

10.4231/0EVK-9P12

Chandru Sundaram , Chuhao Wu , Denny Yu , Jackie Cha , Jay Sulek , Juan Wachs , Tian Zhou

10/04/2019

Eye-tracking data and NASA-TLX ratings during robotic surgical training.

Eye Eye tracking Mechanical Engineering Robotics Surgery Workload

A data assimilation method for analysis of cavitation bubble dynamics

10.4231/0YAM-9T87

Arezoo Ardekani , Javad Eshraghi , Pavlos Vlachos

04/13/2021

Here, we present a novel state-observer data-assimilation technique designed to fuse time-resolved cavitation bubble diameter measurements with a governing model to yield enhanced Spatio-temporal prediction of the cavitation bubble dynamics.

Cavitation Data assimilation Experimental Tests Fluid Mechanics image processing Mechanical Engineering Physics PID controller

Dataset of Cost and Schedule Overruns in 19 DoD Acquisition Programs (2003-2017)

10.4231/CXVA-PY97

Ashish M. Chaudhari , Atharva Hans , Ilias Bilionis , Jitesh Panchal

03/10/2021

This database is part of the following paper (in review): Hans, A., Chaudhari, A. M., Bilionis, I., Panchal, J. H., (2021) "A Mixed-Method Analysis of Cost and Schedule Growth in Defense Acquisition Programs", ASME DAC, August 17-21st

cost overrun defense acquisitions Mechanical Engineering schedule growth

Pore-scale statistics of flow and transport through porous media

10.4231/R7CR5RJT

Arezoo M. Ardekani , Pavlos P. Vlachos , Soroush Aramideh

03/30/2018

Simulation data for pore-scale statistics of flow and transport through porous media

DNS Fluid Mechanics Mechanical Engineering Pore-scale porous media Sandstone

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Total is 32 Results