Results 121 to 130 of about 134,531 (268)

551 CHROMOSOMAL MOSAICISM IN AMNIOTIC FLUID CELL CULTURES [PDF]

open access: bronze, 1978
David Peakman   +2 more
openalex   +1 more source

Efficient and Verifiable Range Query Scheme for Encrypted Geographical Information in Untrusted Cloud Environments

open access: yesISPRS International Journal of Geo-Information
With the rapid development of geo-positioning technologies, location-based services have become increasingly widespread. In the field of location-based services, range queries on geographical data have emerged as an important research topic, attracting ...
Zhuolin Mei   +7 more
doaj   +1 more source

Zooming to Class? Experimental Evidence on College Students’ Online Learning during COVID-19

open access: yesAmerican Economic Review: Insights
One persistent question in higher education is the efficacy of online education. In the fall of 2020, we randomized 551 West Point students in a required introductory economics course across 12 instructors to either an online or in-person class as a ...
Michael S. Kofoed   +3 more
semanticscholar   +1 more source

Evaluation of an Approximate Seismic Assessment Procedure for Load-Bearing Masonry Buildings

open access: yesInfrastructures
The Building Inspection Priority Index (BIPI) method for masonry structures is an approximate procedure for the preliminary assessment of the seismic capacity of existing load-bearing masonry buildings and for the prioritization of each building for ...
Stylianos I. Pardalopoulos   +2 more
doaj   +1 more source

American Studies in Scandinavia 55:1

open access: yesAmerican Studies in Scandinavia, 2023
Edited by Anders Bo Rasmussen
doaj  

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