Expert systems Essay Example | Topics and Well Written Essays - 2250 words

Expert systems - Essay Example Data on an organization's external operating environment, as well as internal operational information, is included and an interactive interface allows managers to retrieve and manipulate data. Modeling techniques are used to examine the results of alternative courses of action† (Decision Support System. 2007). Later on, DSS contributed to several domains, one of them is the healthcare sector. The Armed Forces Longitudinal Technology Application (AHLTA) is an internationally recognized medical and dental information management system that provides a safe and secure online accessibility to the military health systems (MHS) reports of beneficiary. Medical clinicians, who are deployed in various medical treatment facilities worldwide, access the system (DHIMS, 2011). They are provisioned with complete and appropriate health data in order to take informed decisions regardless of location and time. Moreover, AHLTA also facilitates central storage of electronic health records (EHR) da ta used to retrieve patients overall history of injuries and diseases (, JMIS). Expert Systems provide aid to the organization at the strategic level, as it takes input from internal and external aggregated data. Likewise, processing is carried out via graphics, simulations and outputs are transmitted via projectors and response to different queries. Expert systems are accessible to senior management that strategically oversees improvements in organizational processes to achieve business goals. AHLTA Functionality The information flow and sharing of information on various levels of the AHLTA system are illustrated below (How data travels through AHLTA, n.d): The flow of information does not cover all aspects of the system and only prioritize on nontechnical aspects. As there are four primary components of the system including: Client Workstations: The workstations that will be used by the clinical staff Local Cache Database: The local cache database stores all the retrieved informat ion, in order to provide information much faster as compared to a normal request of patient information from the system. Clinical Data Repository: The clinical data repository hosts the primary database and includes all the patient and clinical data connected to all the military treatment facilities worldwide. CHCS: Composite Health Care System is a legacy system that is performing the task of maintaining information and information retrieval related to results, appointments and vice versa. Moreover, the AHLTA system operates on two modes i.e. the normal mode and the Failover mode. The normal mode provides provision of all the available information related to patient’s history. The CHCS retrieves and demonstrates demographics, appointment information and results from the clinical data repository that displays all the information to the computer of the client (, How Data Travels through AHLTA, n.d). The fail over mode also operates on the same four components excluding the cli nical database repository. In this scenario, the clinical team can have access to document encounters related to patients. Nevertheless, they cannot access the complete record of the patients and historical records i.e. they cannot access CDR. If CDR is not accessible, CHCS sends all the information related to patient appointments, demographics along with all the relevant

Compare and Contrast Essay Example | Topics and Well Written Essays - 500 words - 10

Compare and Contrast - Essay Example This symbolizes that he is still innocent and yet to be corrupted by the world. She pleads with him not to leave, but he is determined to leave. The fact that it is sunset as he begins his journey is also symbolic. The evening gets darker until the scene reaches climax. This symbolizes God’s light that slowly fades from Goodman’s heart (Bloom 64). Brown wanders into the woods with tangled ways, poor visibility, and dark. This symbolizes the confusion and loneliness of a life that is Godless. Goodman meets the devil who is described as being similar to him. This symbolizes the presence of the devil in the world according to the Christian domain. At this point, Brown makes at attempt to move away from the devil and go back to faith. He however does not achieve this and moves further into the forest where he meets several people, with the devil disappearing. When he is left alone, he tries to pray but he is distracted by a black cloud. This symbolizes how sin prevents people’s eyes from seeing the heavens (Ullen 371). Generally, symbolism within Young Goodman Brown is spiritual. Brown loses faith by following a path that is evil. The devil and Tom Walker is another symbolic story that is written by Washington Irving. The main character of the story is Tom Walker, who is wretched and leads an unhappy life. His wife is his primary source of misery. Their house is located in a dreary and desolate place. The house seemed like it was haunted and lifeless with a gloomy sensation. The house has been used symbolically to represent how Tom and his wife lived in misery (Buchanam 67). The setting has further been portrayed symbolically to portray misery, worries, and sins. Greed has been represented symbolically throughout the story. Native Americans, for instance, suffered greatly from the land owners and colonialists as a result of greed. The devil uses trees for firewood to symbolize his collection of men’s souls to