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DESIGN AND IMPLEMENTATION OF CROWDSOURCING BASED CHINA'S NATIONAL PUBLIC GEOSPATIAL INFORMATION COLLECTION SYSTEM

H. Zhang, J. Jiang, W. Huang, L. Yang
2019 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
In order to verify the effectiveness and practicality of the mode discussed above, a prototype system is developed by expanding China's national geospatial information service platform, which fulfilled  ...  The key technologies of data collection, storage, reviews and publication are studied, and the basic technical process of online data update for the government and the public users is designed.  ...  All the users are from the user center, and the basic information of users is stored in this system.  ... 
doi:10.5194/isprs-archives-xlii-2-w13-1621-2019 fatcat:bjxc7zqfxvcu5f3ahjbyi4npg4

A systematic mapping study on crowdsourced requirements engineering using user feedback

Chong Wang, Maya Daneva, Marten Sinderen, Peng Liang
2019 Journal of Software: Evolution and Process  
A promising form of crowdsourcing in RE is the use of feedback on software systems, generated through a large network of anonymous users of these systems over a period of time.  ...  This research fills the gap by providing a mapping study of literature on crowdsourced user feedback employed for RE purposes.  ...  EC1 The paper addresses the use of user feedback for machinery, not for software or information systems. IC2 The title and abstract refer to the review topic.  ... 
doi:10.1002/smr.2199 fatcat:dxvqil4xqvcnlctv3uqjvquinq

CREeLS: Crowdsourcing based Requirements Elicitation for eLearning Systems

Nancy M Rizk, Mervat H., Ahmed M., Eman S.
2019 International Journal of Advanced Computer Science and Applications  
Among the information systems that were highly affected by the Web evolution are the eLearning Systems (eLS). eLS has special characteristics, such as the large number and diversity of users who could  ...  We present Crowdsourcing based Requirements Elicitation for eLS (CREeLS), which is made up of a framework of the necessary elements of crowdsourcing suggesting specific tools for each element, and a phased  ...  The system evaluated by case study applied on an information system lecture at Chemnitz Technical University.  ... 
doi:10.14569/ijacsa.2019.0101034 fatcat:oq4xc77cwndhdjpztill3x2kq4

A Survey on Crowdsourcing Applications in Smart Cities [article]

Hamed Vahdat-Nejad, Tahereh Tamadon, Fatemeh Salmani, Zeynab kiani-Zadegan, Sajedeh Abbasi, Fateme-Sadat Seyyedi
2022 arXiv   pre-print
Since smartification requires a variety of dynamic information in different urban dimensions, mobile crowdsourcing has gained importance in smart cities.  ...  This chapter systematically reviews the related applications of smart cities that use mobile crowdsourcing for data acquisition.  ...  For this purpose, crowdsourcing can be used as a key strategy for collecting dynamic spatiotemporal information in future research studies.  ... 
arXiv:2204.05421v1 fatcat:pivanu7frbc3xgbsjsvrquafnm

Twitch crowdsourcing

Rajan Vaish, Keith Wyngarden, Jingshu Chen, Brandon Cheung, Michael S. Bernstein
2014 Proceedings of the 32nd annual ACM conference on Human factors in computing systems - CHI '14  
Figure 1: Twitch crowdsourcing asks for one to two seconds of users' time each time they unlock their phone.  ...  We report a field deployment of Twitch where 82 users made 11,240 crowdsourcing contributions as they used their phone in the course of everyday life.  ...  ACKNOWLEDGEMENTS The authors thank the Stanford HCI Group and MIT UID Group for testing in-progress prototypes. This work was supported by Google Research and HTC.  ... 
doi:10.1145/2556288.2556996 dblp:conf/chi/VaishWCCB14 fatcat:j35i7qs5jbelngkchhrwuo3cha

A Review of Mobile Crowdsourcing Architectures and Challenges: Toward Crowd-Empowered Internet-of-Things

Jurairat Phuttharak, Seng W. Loke
2019 IEEE Access  
We also provide a critical analysis of some challenges and suggest directions for future work.  ...  However, the implementation of mobile crowdsourcing applications has been found to be challenging to users due to the nature of dynamic sensing, crowd engagement with data distribution, and a process of  ...  [26] study on the building blocks of mobile crowdsourcing systems.  ... 
doi:10.1109/access.2018.2885353 fatcat:vtfbb7ydjre2rfkulrjm6ypyma

Information Extraction Meets Crowdsourcing: A Promising Couple

Christoph Lofi, Joachim Selke, Wolf-Tilo Balke
2012 Datenbank-Spektrum  
In this paper, we discuss the synergies between information extraction and crowdsourcing.  ...  Recent years brought tremendous advancements in the area of automated information extraction.  ...  information systems.  ... 
doi:10.1007/s13222-012-0092-8 fatcat:kmmhltrzijcoboqnxizaia7dtm

Quality data extraction methodology based on the labeling of coffee leaves with nutritional deficiencies

Adolfo Jungbluth, Jon Li Yeng, Luis Vives
2018 Proceedings of the 2nd International Conference on Information System and Data Mining - ICISDM '18  
The extracted dataset by applying our proposed methodology in a case study on Peruvian coffee leaves resulted in 93.33% accuracy with 30 instances collected by 8 experts and evaluated by 2 agronomic engineers  ...  Moreover, our methodology proposes a reward component to engage users and keep them motivated during the crowdsourcing tasks.  ...  The extracted dataset by applying our proposed methodology in a case study on Peruvian coffee leaves resulted in 93.33% accuracy with 30 instances collected by 8 experts and evaluated by 2 agronomic engineers  ... 
doi:10.1145/3206098.3206102 dblp:conf/icisdm/JungbluthYV18 fatcat:nhstwqafa5emvlphmlezqi24q4

An investigation of unpaid crowdsourcing

Ria Mae Borromeo, Motomichi Toyama
2016 Human-Centric Computing and Information Sciences  
In this study, we explore unpaid crowdsourcing by reviewing crowdsourcing applications where the crowd comes from a pool of volunteers.  ...  To maximize the strengths of both humans and computers, human computation, a computer science technique that is involved in the design or analysis of information processing systems in which humans participate  ...  Acknowledgements We would like to thank the crowd workers for participating in the case studies and the reviewers for their valuable comments.  ... 
doi:10.1186/s13673-016-0068-z fatcat:rgn5f6uscjdllom5ljjmjec6xu

OC-2-KB: integrating crowdsourcing into an obesity and cancer knowledge base curation system

Juan Antonio Lossio-Ventura, William Hogan, François Modave, Yi Guo, Zhe He, Xi Yang, Hansi Zhang, Jiang Bian
2018 BMC Medical Informatics and Decision Making  
Our KB construction framework integrated automatic information extraction with crowdsourcing techniques to verify the extracted knowledge.  ...  Methods: We developed a new release of the OC-2-KB system addressing key challenges in automatic KB construction.  ...  We developed a scalable framework for the construction of the KB by integrating automatic information extraction with crowdsourcing techniques to verify the extracted knowledge.  ... 
doi:10.1186/s12911-018-0635-5 pmid:30066655 pmcid:PMC6069686 fatcat:acu5gxq3gbghref4l2plwrt4ju

A bimodal crowdsourcing platform for demographic historical manuscripts

Alicia Fornés, Josep Lladós, Joan Mas, Joana Maria Pujades, Anna Cabré
2014 Proceedings of the First International Conference on Digital Access to Textual Cultural Heritage - DATeCH '14  
In this paper we present a crowdsourcing web-based application for extracting information from demographic handwritten document images.  ...  The crowdsourcing architecture allows to accelerate the information extraction (many users can work simultaneously), validate the information, and easily provide feedback to the users.  ...  Concretely, we have developed a second version of the application (see Fig. 5 ) for extracting the information contained in census records.  ... 
doi:10.1145/2595188.2595199 dblp:conf/datech/FornesLMPC14 fatcat:x4bz4rz27zhstffgketrpqqiaq

CVEH: A Dynamic Framework To Profile Vehicle Movements To Mitigate Hit And Run Cases Using Crowdsourcing [article]

Attiq ur Rehman, Asad Waqar Malik, Anis ur Rahman, Sohail Iqbal, Ghalib Ahmed Tahir
2021 arXiv   pre-print
In this paper, we proposed a framework called CVEH that enables developing countries to profile the offender vehicle movements through crowdsourcing technique and act as an early warning system to the  ...  Simulations conducted for this study exhibit the effectiveness of our framework.  ...  Case study: ICT Surveillance System As proof of concept, we have studied the surveillance system installed in Islamabad, the capital of Pakistan.  ... 
arXiv:2107.04026v1 fatcat:def4e5kcazbhxkie7njetadft4

Information extraction and manipulation threats in crowd-powered systems

Walter S. Lasecki, Jaime Teevan, Ece Kamar
2014 Proceedings of the 17th ACM conference on Computer supported cooperative work & social computing - CSCW '14  
In this paper, we analyze different forms of threats from individuals and groups of workers extracting information from crowdpowered systems or manipulating these systems' outcomes.  ...  While almost all crowd-powered approaches account for errors made by individual workers, few factor in active attacks on the system.  ...  For example, if a worker was well paid to help a blind user in a system such as VizWiz, it might be the case that they are less likely to return user information to an attack task.  ... 
doi:10.1145/2531602.2531733 dblp:conf/cscw/LaseckiTK14 fatcat:yhrkdmmkgffcrjhxb46vnne5le

Research Efforts and Challenges in Crowd-based Requirements Engineering: A Review

Rosmiza Wahida Abdullah, Sabrina Ahmad, Siti Azirah Asmai, Seok-Won Lee, Zarina Mat Zain
2021 International Journal of Advanced Computer Science and Applications  
This paper provides a foundation to pursue research in improving crowdsourcing techniques for the benefit of requirements engineering.  ...  Eliciting software system development requirements is a challenging task as the information is from various resources.  ...  ACKNOWLEDGMENT We are thankful to Universiti Teknikal Malaysia Melaka for funding the publication of this paper through a research grant numbered PJP/2020/FTMK/PP/S01774.  ... 
doi:10.14569/ijacsa.2021.0120945 fatcat:zwjhic4snvdkflehkud4do5raa

Crowdsourced Web Engineering and Design [chapter]

Michael Nebeling, Stefania Leone, Moira C. Norrie
2012 Lecture Notes in Computer Science  
We present an approach for the lightweight development of web information systems based on the idea of involving crowds in the underlying engineering and design processes.  ...  Our approach is designed to support developers as well as non-technical end-users in composing data-driven web interfaces in a plug-n-play manner.  ...  We would like to thank our IS Lab 2011 students and Kazuhiro Komoda for their help with the implementation of the prototype presented in this paper.  ... 
doi:10.1007/978-3-642-31753-8_3 fatcat:f3thwlpqlna37l52s4uvv7wbq4
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