Results 91 to 100 of about 1,376,682 (212)

OPCS Omnibus Survey, May 1991

open access: yes, 1996
copyright UK Data Service and data collection copyright owner.The Opinions and Lifestyle Survey (formerly known as the ONS Opinions Survey or Omnibus) is an omnibus survey that began in 1990, collecting data on a range of subjects commissioned by both ...
Office of Population Censuses and Surveys, Social Survey Division
core   +1 more source

Intelligent Conceptual Design of Railway Bridge Based on Graph Neural Networks

open access: yesInternational Journal of Computational Intelligence Systems
In the conceptual design stage of railway bridge, the beam type of the bridge at the main control point must be modified repeatedly to satisfy varying requirements. Thus, the demand for design efficiency is high.
Huajun Bai   +4 more
doaj   +1 more source

Research on Slope Adjustment Design Method Ensuring Standard Geometric Shape and Position Construction of Circular Tunnel Drainage Ditches

open access: yesChengshi guidao jiaotong yanjiu
[Objective] Prior to track laying in a circular subway tunnel, if the clearance under the tracks is insufficient, it will prevent drainage ditches from being constructed according to standard geometric shapes and positions.
LIU Ming, LI Chiyu, LIU Rubing, YANG Fan
doaj   +1 more source

TOWARDS OPTIMAL SURVEY DESIGN: AN EMPIRICAL STUDY PROPOSING SMART SOLUTIONS TO SOME CHALLENGES OF SEISMIC DATA ACQUISITION.

open access: yes, 2023
reservedSurvey design is a critical component of the success of any exploration or development project. The aim of designing seismic surveys is to collect a sufficient amount of data to image the target in the available time and within the financial plan.
ABDULGHANY, ABDULLAH ABUALNOUR AHMED
core  

Educator's blueprint: A how-to guide for survey design. [PDF]

open access: yesAEM Educ Train, 2022
Hill J   +4 more
europepmc   +1 more source

ONS Omnibus Survey, March 1997

open access: yes, 1999
copyright UK Data Service and data collection copyright owner.The Opinions and Lifestyle Survey (formerly known as the ONS Opinions Survey or Omnibus) is an omnibus survey that began in 1990, collecting data on a range of subjects commissioned by both ...
Office for National Statistics, Social Survey Division
core   +1 more source

Inter-comparison of global precipitation data products at the river basin scale

open access: yesHydrology Research
While many studies have compared global precipitation datasets at national, continental, and global scales, few have evaluated these data at river basin scales.
Xiaolong Hu   +5 more
doaj   +1 more source

OPCS Omnibus Survey, October 1991

open access: yes, 1996
copyright UK Data Service and data collection copyright owner.The Opinions and Lifestyle Survey (formerly known as the ONS Opinions Survey or Omnibus) is an omnibus survey that began in 1990, collecting data on a range of subjects commissioned by both ...
Office of Population Censuses and Surveys, Social Survey Division
core   +1 more source

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