Web Services Mobile Application for Geographically Dispersed Crop Farmers

Author(s):  
Richard K. Lomotey ◽  
Yiding Chai ◽  
Kazi A. Ahmed ◽  
Ralph Deters
Author(s):  
Lei-da Chen ◽  
Gordon W. Skelton

A wireless application is designed to function when the device is connected to networks (e.g., the Internet) or other devices wirelessly. An example of such an application is a directory service, such as Indigo, found on handsets and PDAs with wireless Web services. These applications allow users to access and even manipulate data on the move. More and more organizations are beginning to develop wireless applications for their employees so they can access critical corporate data whenever and wherever the service is available. The primary advantage of a wireless application over a mobile application is that the user can have access to the most up-to-date information; therefore, if the information in an organization frequently changes, a wireless application is more appropriate in this situation.


Author(s):  
Karto Iskandar ◽  
Andrew Thejo Putranto

A web service is a service offered by a device electronically to communicate with other electronic device using the World wide web. Smartphone is an electronic device that almost everyone has, especially student and parent for getting information about the school. In BINUS School Serpong mobile application, web services used for getting data from web server like student and menu data. Problem faced by BINUS School Serpong today is the time-consuming application update when using the native application while the application updates are very frequent. To resolve this problem, BINUS School Serpong mobile application will use the web service. This article showed the usage of web services with XML for retrieving data of student. The result from this study is that by using web service, smartphone can retrieve data consistently between multiple platforms. 


Author(s):  
Hamilton Turner ◽  
Jules White ◽  
Brian Dougherty ◽  
Doug Schmidt

Wireless sensor networks are composed of geographically dispersed sensors that work together to monitor physical or environmental conditions, such as air pressure, temperature, or pollution. In addition, wireless sensor networks are used in many industrial, social, and regulatory applications, including industrial process monitoring and control, environment and habitat monitoring, healthcare, home automation, and traffic control. Developers of wireless sensor networks face a number of programming and deployment challenges, such as networking protocol design, application development, and security models. This chapter shows how smartphones can help reduce the development, operation, and maintenance costs of wireless sensor networks, while also enabling these networks to use web services, high-level programming APIs, and increased hardware capability, such as powerful microprocessors. Moreover, this chapter examines key challenges associated with developing and maintaining a large wireless sensor network and presents a novel smartphone wireless sensor network that uses smartphones as sensor nodes. We validate our work in the context of Wreck Watch, which is a smartphone-based sensor network for detecting traffic accidents that we use to demonstrate solutions to multiple challenges in current wireless sensor networks. We also describe common pitfalls of using smartphones as sensor nodes in wireless sensor networks and summarize how we have addressed these pitfalls in Wreck Watch.


2011 ◽  
pp. 1720-1725
Author(s):  
Khaled M. Khan

With the rapid advancement of Web-based technologies, healthcare information systems are becoming increasingly heterogeneous in terms of their architecture, composition, and runtime characteristics. A healthcare system can be composed of several stand-alone service components, such as Web services available from various distributed sources for runtime execution. We use the terms Web services and service interchangeably in this chapter to refer to the same concept. A healthcare application system can be composed of multiple autonomous geographically dispersed software services. A healthcare software service is autonomous as it has its own executable code and uses its own data or files. The composition of a healthcare system can be dynamic or static, depending on how services are connected to each other to provide the services. Some of the services are downloaded directly from the Internet and executed dynamically with the application system. The use of independent services in the healthcare information system is appealing because it supports reusability of code and far efficient utilization of network resources, and it might be cost efficient.


Author(s):  
Khaled M. Khan

With the rapid advancement of Web-based technologies, healthcare information systems are becoming increasingly heterogeneous in terms of their architecture, composition, and runtime characteristics. A healthcare system can be composed of several stand-alone service components, such as Web services available from various distributed sources for runtime execution. We use the terms Web services and service interchangeably in this chapter to refer to the same concept. A healthcare application system can be composed of multiple autonomous geographically dispersed software services. A healthcare software service is autonomous as it has its own executable code and uses its own data or files. The composition of a healthcare system can be dynamic or static, depending on how services are connected to each other to provide the services. Some of the services are downloaded directly from the Internet and executed dynamically with the application system. The use of independent services in the healthcare information system is appealing because it supports reusability of code and far efficient utilization of network resources, and it might be cost efficient.


2011 ◽  
pp. 365-386
Author(s):  
John Ainsworth

The key aim of the PsyGrid project was the creation of an information system to ascertain and characterise a large, representative cohort of schizophrenics, beginning from their first episode of psychosis. The cohort was to be drawn from eight geographically dispersed regions of England, covering in total one-sixth of the entire population. In order to meet the current and future requirements we needed to build a secure distributed system, which not only could support remote data collection, but could also be integrated with other data sets, applications, and workflows for statistical analysis. We concluded that a service-oriented architecture was required and that the implementation technology should be Web services. In this article we present the design, deployment and operation of the PsyGrid data collection system as a case study in applying Web services to health informatics. The major problems we faced were related to the deployment of Web services into an existing network infrastructure, but overall found Web services to be the most suitable middleware technology.


Author(s):  
Fuensanta Medina-Domínguez

A collaborative Web portal is a Web site that consists of a set of Web pages, grouped according to specific criteria, from which users can access Web services and functionalities, and which, depending on the type of collaborative Web portal, allows synchronous and/or asynchronous interaction among users who may be geographically dispersed. The origin of collaborative Web portals is the combination of Web portals and collaborative environments fields.


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