Tuesday, December 31, 2019

Data Cleaning Case Study - 1152 Words

In business, data warehouse plays an important role that combine business activities and it consider the basement that support in taking the decision. Any kind of error in data can cause drawbacks and difficulties for business and that leads to getting negative results. Errors usually have reason stands behind, some errors occur during data collecting from different sources while others occur during transferring. So, one of the big challenges that face data warehouse is to ensure that data quality remains high. The process which use to introduce or process data with high quality called data cleaning. Data cleaning consider new in research area, and it highly coast specially for massive data, modern computers allowing us to perform data†¦show more content†¦For example, Wang have modern tool it can support data integrity analysis within the frame work TDQM. A large variety of tools is available on the market to support data transformation and data cleaning tasks, for data war ehousing Some tools concentrate on a specific domain, such as cleaning name and address data, or a specific cleaning phase, such as data analysis or duplicate elimination. Due to their restricted domain, specialized tools typically perform very well but must be complemented by other tools to address the broad spectrum of transformation and cleaning problems. Other tools like ETL tools, provide a comprehensive transformation and workflow capabilities to cover large part of the data transformation and cleaning process. A general problem of ETL tools is their limited interoperability due to proprietary application programming interfaces (API) and proprietary metadata formats making it difficult to combine the functionality of several tools. Tools for data analysis and data reengineering which process instance data to identify data errors and inconsistencies, and to derive corresponding cleaning transformations. Data cleaning approaches: Data cleaning usually have several stages Data analysis: in this phase, the type of error determined and the data inspected manually or data samples should use to gain metadata that relate to data properties and find data quality problems Definition of transformation work flow and mapping roles: based on theShow MoreRelatedThe Problems Encountered By Web Mining Essay1304 Words   |  6 Pagesnumber of problems or issues. Normally, web data is highly dimensional, limited query interfaces, keyword oriented search and limited customization to individual user. Due to this, it is very difficult to find the relevant information from the web which may create new issues. Web mining procedures are classification, clustering and association laws which are used to understand the customer behavior , evaluated a particular website by using traditional data mining parameter. Web mining process is dividedRead MorePreventing Surgical Site Infection ( Ssi ) Is Paramount For Healthcare Professionals1370 Words   |  6 Pagespostsurgical site infections. It is not clear if cleaning the skin will reduce patients’ risk of having wound infections (Webster Osborne). The problem is that SSI is a postoperative complication for p atients (Dumville, McFarlane, Edwards, Lipp, Holmes, 2013) and what is the best antiseptic to use in preoperative procedure remains imprecise. Prior to surgery, patients’ go through a routine cleaning process which involves shaving and cleaning the surgical area before any form of incision isRead MoreThe High Quality Drinking Water1392 Words   |  6 Pagesvalve operations is utilized in order to develop a unique way of flowing to the water, increasing the pressure within the pipe, hence proportioning better and faster cleaning, resulting in saving of water. As an efficient process, the unidirectional flushing is slight complex when compared with the conventional method. A preliminary study of the current flushing operations of the utility along a complete framework of the operations before, during, and after the unidirectional flushing are necessaryRead MoreKimpton Hotels’ Earthcare Program, Case No. 7 Essay864 Words   |  4 PagesRoy Bryant BUAD 326.003 11/30/2011 Final Exam Assignment Kimpton Hotels’ EarthCare Program, case no. 7 1. What are the benefits of Kimpton’s environmental sustainability initiatives? What are its costs? - Kimpton’s environmental sustainability initiatives have proven successful and beneficial both in terms of its environmental and business benefits. Environmental improvement is one of the benefits of diverting waste. Some of the benefits are exemplified in their rolloutRead MoreData Analysis : Data Mining Essay1087 Words   |  5 PagesData, Data everywhere. It is a precious thing that will last longer than the systems. In this challenging world, there is a high demand to work efficiently without risk of losing any tiny information which might be very important in future. Hence there is need to create large volumes of data which needs to be stored and explored for future analysis. I am always fascinated to know how this large amount of data is handled, stored in databases and manipulated to extract useful information. A raw dataRead MoreSolutions Plus Case Problem Essay1005 Words   |  5 PagesCase Study Analysis: Abstract This analysis examines freight cost and cleaning fluid supplies at two locations; Cincinnati and Oakland, to determine the optimal distribution network to supply the cleaning fluid to Great North American at minimal cost to Solutions Plus. Based on projected cost a bid recommendation is made and decision factors related to the analysis are discussed. Keywords: Solutions Plus, Cost minimization, Breakeven, Bid, Shipping Cost Background Solutions Plus is anRead MoreDesigning Household Cleaning Agent : Clorox Bleach1386 Words   |  6 Pages Our group was interested in this Chemical because it is a very common, readily used household cleaning agent. Originally we chose Clorox bleach because it is commonly referred to as highly toxic and lethal. We wanted to know more about its chemical makeup to better understand the dangers that come while using Clorox bleach. History: The active ingredient in household bleach is Sodium hypochlorite, and it was discovered by the French chemist Berthollet, in Javel on the outside of Paris, inRead MoreSolution To Carter Cleaning Company 1600 Words   |  7 PagesCarter Cleaning Company: Introduction Q.1. Jennifer asks that you make a list of five specific HR problems you think Carter Cleaning will have to grapple with. Answer: In my opinion, the carter Cleaning Company will have to face the following specific HR related problems. a) High Turnovers: One of the HR issues that the case deals with is high employees’ turnover rate. As mentioned in the case, the nature of job does not require higher skills and therefore most of the employees are unskilled. TheseRead MoreAnalysis Of Loyola University Chicago s Mission Statement896 Words   |  4 Pagesknowledge and awareness of the case study provided in class. Our Engaged Learning Community group was given the opportunity to participate with The Catholic Charity of Chicago, a group committed to help the less fortunate and the people with need of income. In accordance to Loyola’s mission, Catholic Charities helps the community regardless the background people seeking for assistance may come from. They are willing to provide assistance through funds, referrals, case managements, emergency shelterRead MoreDollar General Uses Integrated Software Essay832 Words   |  4 PagesAbstract The purpose of this paper is to analysis the case study â€Å"Dollar General Uses Integrated Software† The paper will seek to understand various issues concerning the implementation of the system as presented in the case study. It shall discuss the various facts concerning the implementation including the reasons for the needing the system,explaining why the old system created problems for Dollar general.The paper shall consider any alternatives to the software in order to reduce costs. It

No comments:

Post a Comment

Note: Only a member of this blog may post a comment.