PURR Registry

A Matlab-based algorithm that predicts the development of borehole breakouts in elastic and strength anisotropic rock formations using Lekhnitskij-Amadei (LA) equations.

anisotropy EAPS failure pattern Matlab single plane of weakness wellbore stability analysis

Cyclic Voltammetry analysis of catalyst degradation modes in Polymer Electrolyte Fuel Cells

10.4231/2KSE-4P49

Navneet Goswami , Partha Mukherjee

08/03/2021

This mathematical model helps simulate a cyclic voltammogram (CV) response based on the propensity of catalyst particles towards dissolution and/ or oxidation mechanisms.

catalyst degradation electrocatalysis electrochemistry Matlab Mechanical Engineering polymer electrolyte fuel cells simulation modelling

Implementing IPM: effects on pests, pollinators, and crop yield

10.4231/4DQF-3G13

Ian Kaplan , Jacob Pecenka

08/04/2021

Data on pesticide use, insect pests, pollinators, and crop yield across multiple years in a multi-crop agroecosystem.

agroecosystems Bees Corn Crop yield Entomology Environmental Issues Insecticides Melons pesticides pollinators

DRSP-Sim: A Simulator for Ride-sharing with Pooling: Joint Matching,Pricing, Route Planning, and Dispatching

10.4231/GDFY-5A56

Bharat Bhargava , Marina Haliem , Vaneet Aggarwal

08/31/2021

Significant development of ride-sharing services presents a plethora of opportunities to transform urban mobility by providing personalized and convenient transportation while ensuring the efficiency of large-scale ride pooling.

Computer Science Deep Q-Network Deep Reinforcement Learning ridesharing Route Planning shared mobility Vehicle Dispatching Vehicle Routing

Contour-based detection and quantification of tar spot stromata using RGB images of maize leaves

10.4231/SCQM-M479

Andres P. Cruz , Brenden Lane , Carlos Gongora-Canul , Christian D. Cruz , Da-Young Lee , Darcy E. P. Telenko , Dong-Yeop Na , Edward J. Delp , Mariela Fernández-Campos , Nathan M. Kleczewski , Sriram Baireddy , Stephen Goodwin

08/10/2021

This dataset contains RGB images of the tar spot-infected corn leaves created for testing algorithm that uses contour analysis-based quantification of tar spot stromata.

Botany and Plant Pathology emerging epidemic plant disease phenotyping stromata detection and quantification tar spot of corn temporal analysis

Dataset: Influence of phosphorus and potassium nutrition on alfalfa taproot reserve pools during cold acclimation in fall and initial growth in spring. Years 2002 to 2004. Throckmorton Purdue Agriculture Center.

10.4231/5BQ9-2V23

Jeffrey J. Volenec , Suzanne M. Cunningham , Sylvie M. Brouder , W. Kess Berg

08/13/2021

Concentrations of sugar, starch, protein, amino N, and RNA change in alfalfa taproots as plants acclimate for winter and when shoot growth resumes in spring. The direction and extent of these changes are altered by phosphorus and potassium...

Agriculture Agronomy Alfalfa Amino Acid growth Medicago Nonstructural carbohydrates Phosphorus Fertilizer Plant persistence Potassium Fertilizer Protein Roots Shoot growth Starch reserves Sugar reserves Winter hardiness Yield components

Data for: Improving English Language Arts Instruction in Indiana Dual Language Bilingual Education Classrooms

10.4231/2A0P-ME30

Patricia M Morita-Mullaney , Wan Hee Kim , Wayne E Wright , Woongsik Choi

12/20/2021

This data set includes observation scores of Indiana elementary school classroom teachers’ English language arts instruction using the Sheltered Instruction Observation Protocol between 2018 and 2020.

bilingual education dual language Education elementary schools English language arts SIOP teacher professional development