Rolf A. de By

According to our database1, Rolf A. de By authored at least 40 papers between 1991 and 2019.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.



In proceedings 
PhD thesis 




Location Privacy in the Wake of the GDPR.
ISPRS Int. J. Geo Inf., 2019

Towards Automated Delineation of Smallholder Farm Fields From VHR Images Using Convolutional Networks.
Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Enabling collaborative GeoVisual analytics: Systems, techniques, and research challenges.
Trans. GIS, 2018

A Cloud-Based Multi-Temporal Ensemble Classifier to Map Smallholder Farming Systems.
Remote. Sens., 2018

A Workflow for Automated Satellite Image Processing: from Raw VHSR Data to Object-Based Spectral Information for Smallholder Agriculture.
Remote. Sens., 2017

Identifying crops in smallholder farms using time series of WorldView-2 images.
Proceedings of the 9th International Workshop on the Analysis of Multitemporal Remote Sensing Images, 2017

On the use of guided regularized random forests to identify crops in smallholder farm fields.
Proceedings of the 9th International Workshop on the Analysis of Multitemporal Remote Sensing Images, 2017

Spatiotemporal Information Extraction from a Historic Expedition Gazetteer.
ISPRS Int. J. Geo Inf., 2016

Automated semantic trajectory annotation with indoor point-of-interest visits in urban areas.
Proceedings of the 31st Annual ACM Symposium on Applied Computing, 2016

Spatial Extent Models for Natural Language Phrases Involving Directional Containment.
Trans. GIS, 2015

Spatiotemporal Behavior Profiling: A Treasure Hunt Case Study.
Proceedings of the Web and Wireless Geographical Information Systems, 2015

Generic knowledge-based Analysis of Social Media for Recommendations.
Proceedings of the 2nd Workshop on New Trends on Content-Based Recommender Systems co-located with 9th ACM Conference on Recommender Systems (RecSys 2015), 2015

A geo-information system approach for forest fire likelihood based on causative and anti-causative factors.
Int. J. Geogr. Inf. Sci., 2014

Cyber-applications as gateway to data-rich Digital Earth systems.
Int. J. Digit. Earth, 2014

Digital earth applications in the twenty-first century.
Int. J. Digit. Earth, 2014

Point of interest to region of interest conversion.
Proceedings of the 21st SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2013

Towards geosocial recommender systems.
Proceedings of the International Workshop on Web Intelligence & Communities, 2012

Concepts, Compass and Computation: Models for Directional Part-Whole Relationships.
Proceedings of the Computational Science and Its Applications - ICCSA 2012, 2012

Models for half-direction based part-whole relationships.
Proceedings of the 3rd ACM SIGSPATIAL International Workshop on GeoStreaming, 2012

Models for professional cyclic activities in VGI with a case in coffee farming.
Proceedings of the First ACM SIGSPATIAL International Workshop on Crowdsourced and Volunteered Geographic Information 2012, 2012

A skeleton design theory for spatial data infrastructure.
Earth Sci. Informatics, 2009

Enhancing Geo-Service Chaining through Deep Service Descriptions.
Trans. GIS, 2007

A system of types and operators for handling vague spatial objects.
Int. J. Geogr. Inf. Sci., 2007

Metrics for Vague Spatial Objects Based on the Concept of Mass.
Proceedings of the FUZZ-IEEE 2007, 2007

Integrating Semantic and Syntactic Descriptions to Chain Geographic Services.
IEEE Internet Comput., 2006

Spatiotemporal Compression Techniques for Moving Point Objects.
Proceedings of the Advances in Database Technology, 2004

Storing and Handling Vague Spatial Objects.
Proceedings of the 15th International Workshop on Database and Expert Systems Applications (DEXA 2004), with CD-ROM, 30 August, 2004

Trajectory representation in location-based services: problems & solution.
Proceedings of the 4th International Conference on Web Information Systems Engineering Workshops, 2003

Aggregation and comparison of trajectories.
Proceedings of the ACM-GIS 2002, 2002

Integrating Organisational and Transactional Aspects of Cooperative Activities.
Proceedings of the Database Programming Languages, 6th International Workshop, 1997

Language Features for Cooperation in an Object-Oriented Database Environment.
Int. J. Cooperative Inf. Syst., 1996

Translating OSQL-Queries into Efficient Set Expressions.
Proceedings of the Advances in Database Technology, 1996

Functionally Specified Distributed Transactions in Co-operative Scenarios.
Proceedings of the Proceedings RIDE-DOM '95, Fifth International Workshop on Research Issues in Data Engineering, 1995

A Framework for Representation, Validation and Implementation of Databases Application Semantics.
Proceedings of the Database Applications Semantics, Proceedings of the Sixth IFIP TC-2 Working Conference on Data Semantics (DS-6), Stone Mountain, Atlanta, Georgia, USA, May 30, 1995

Integrity Control in Advanced Database Systems.
IEEE Data Eng. Bull., 1994

From Nested-Loop to Join Queries in OODB.
Proceedings of the VLDB'94, 1994

A Database Interface for Complex Objects.
Proceedings of the Logic Programming, 1994

A Multi-Set Extended Relational Algebra - A Formal Approach to a Practical Issue.
Proceedings of the Tenth International Conference on Data Engineering, 1994

Typed Sets as a Basis for Object-Oriented Database Schemas.
Proceedings of the ECOOP'93, 1993

The integration of specification aspects in database design.
Universiteit Enschede, ISBN: 978-90-9004461-3, 1991