Concepedia

N Kalfs

NK

Statistics

Publications

6

Citations

186

H-Index

6

Active since

1995

Affiliations

Ministry of Infrastructure and Water Management(Current)

N Kalfs is an author at Ministry of Infrastructure and Water Management specializing in data science, engineering, and social sciences.

Top concepts

EngineeringData ScienceStatisticsSocial SciencesTourismTechnologyCommunicationSurvey MethodologyTransportation EngineeringGender

Publications per year

1995–2000

6

Publications

6

Global Positioning System as Data Collection Method for Travel Research

G Draijer, N Kalfs, J Perdok · Transportation Research Record Journal of the Transportation Research Board · 2000 · 114 citations

Engineering, Activity-travel Pattern, Wearable Technology +25

System for Logical Verification and Inference of Activity (SYLVIA) Diaries

Theo Arentze, Frank Hofman, N Kalfs et al. · Transportation Research Record Journal of the Transportation Research Board · 1999 · 18 citations

Engineering, Activity-travel Pattern, Model-based Reasoning +23

NEW DATA COLLECTION METHODS IN TRAVEL SURVEYS.

N Kalfs, Willem E. Saris · 1997 · 18 citations

Survey (Human Research), Engineering, Data Science +4

Gender Differences in Activities and Mobility in the Netherlands, 1975 to 1990

P. van Beek, N Kalfs, U Blom · Transportation Research Record Journal of the Transportation Research Board · 1997 · 14 citations

Labor Market Participation, Social Change, Social Sciences +20

EFFECTS OF DIFFERENT DATA COLLECTION PROCEDURES IN TIME USE RESEARCH

N Kalfs · Transportation Research Record Journal of the Transportation Research Board · 1995 · 12 citations

Engineering, Business Intelligence, Time Use Statistics +22

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