...Chapter 6 Case I Interactive Session : Technology WHAT CAN BUSINESSES LEARN FROM TEXT MINING 1. What challenges does the increase in unstructured data present for businesses? Text mining enables many companies to respond to their customers satisfaction surveys, and web mining enables many web search engines to facilitate collecting data that people need to be more profitable. Now, a huge amount of unstructured data is distributed by these systems. A manager is able to use this system and make an accurate decision for unprecedented cases. information Business intelligence tools deal primarily with data that have been structured in databases and files. However, unstructured data, mostly the kind of data we generate in e-mails, phone conversations, blog postings, online customer surveys, and tweets are all valuable for finding patterns and trends that will help employees make better business decisions. Text mining tools are now available to help businesses analyze these data. These tools are able to extract key elements from large unstructured data sets, discover patterns and relationships, and summarize the information. Businesses might turn to text mining to analyze transcripts of calls to customer service centers to identify major service and repair issues. 2. How does text-mining improve decision-making? Text mining system enables airlines to rapidly extract customer sentiments, preferences, and requests for example, when the airlines suffered from unprecedented...
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...Text mining is the process of extracting interesting and non-trivial knowledge or information from unstructured text data. Text mining is the multidisciplinary field which draws on data mining, machine learning, information retrieval, computational linguistics and statistics. This research paper discussed about one of the text mining preprocessing techniques. The initial process of text mining systems is preprocessing steps. Pre-processing reduces the size of the input text documents significantly. It involves the actions like sentence boundary determination, natural language specific stop-word elimination, tokenization and stemming. This research paper established the comparative analysis of document tokenization tools. I. Introduction Tokenization...
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...ANALYSING CUSTOMER EXPERIENCE FEEDBACK USING TEXT MINING: A LINGUISTICS-BASED APPROACH Car park and transfer case study at an airport 21 March 2014 Francisco Villarroel Dr Charalampos Theodoulidis Dr Jamie Burton Prof Thorsten Gruber Dr Mohamed Zaki Content • Customer Feedback and Value co-creation • (Text Mining and its applications) • Car park and transfer case study at an airport • Results • Managerial Implications • Further Research Customer Feedback “Customer feedback process” plays a key role in ensuring that information from complaints, compliments, market research and other sources are systematically collected, analysed, and disseminated in ways that will drive service improvements” (Lovelock and Wirtz, 2007). “Service Quality (SQ) is a marketing stream that considers customer feedback as an opportunity for assessing customer (di)satisfaction. SQ can be “measured through the difference between customer expectations and their real experience with the service” (Parasuraman et al.1985). Customer Feedback Process Implicit Explicit Determined Actions (i.e. eye tracking, reading time, number of scrolling, etc.) Platforms (e.g. surveys, e-mails, online review, blog, etc.) Customer Feedback Process • Many companies analyse explicit feedback using quantitative methods because of simplicity in analysis • Evaluating an entire service of quantitative measures will result in an • incomplete understanding of customer experience...
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...Problem-Solving Case, Ch. 5 Text Mining for Gold? 1. What is the business impact of text mining? What problems does it solve? Text mining has had a large impact on business. Businesses are able to use text mining techniques to better understand their customers. It allows them access to unstructured data that were not available before, such as Facebook statuses, Twitter tweets, blogs, transcripts from call centers, e-mails, and phone calls. Text mining allows businesses to analyze that information for better decision making and it allows them to consolidate that information at lower costs since the cost of text mining programs is much less than the cost of paying hundreds of people to go through the information manually. It allows businesses to determine their weaker areas of customer service and begin improvements with their customer relations. 2. How does text mining improve operational efficiency and decision making? Text mining improves operational efficiency by use of software programs that analyze the available data and consolidate it. It removes the possibility of human error and allows businesses to save money in wages by reducing the number of employees necessary to manually analyze the information. Text mining improves decision making by allowing businesses access to information that was not available before. For example, according to the textbook, Kia was able to analyze the affect of its Super Bowl commercial by using text mining techniques to determine...
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...Text Mining For Gold 1) What is the business impact of text mining? What problems does it solve? Text mining is the discovery of patterns and relationships from large sets of unstructured data; such as text files, emails, memos, call center transcripts, survey responses, legal cases, patent descriptions, and service reports. Text mining and text mining tools help businesses analyze this data (Laudon 164). The tools are able to extract the key elements from large unstructured data sets, discover patterns and relationships and summarize the information. Businesses use these tools to analyze transcripts of calls to customer service centers to identify major service and repair issues. The problems that are solved with text mining is; it shortens the time to accurately find data. By converting unstructured text into structure output, text mining results can feed into further analytics or be combined with the results of other data analyses. By doing so it enables delivery of comprehensive, high quality text mining results as part of systematic and reproducible workflows. 2) How does text mining improve operational efficiency and decision making? Text mining improves efficiency and decision making by providing the tools such as software so that companies can choose what data they want to focus on. Text mining software is starting to get popular and software companies are developing software to accommodate business needs. Example, the Law Firm DLA Piper discussed in...
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...I am extremely grateful to him for providing me the necessary links and material to start the project and understand the concept of Twitter Analysis using R. In this project “Twitter Analysis using R” , I have performed the Sentiment Analysis and Text Mining techniques on “#Kejriwal “. This project is done in RStudio which uses the libraries of R programming languages. I am really grateful to the resourceful articles and websites of R-project which helped me in understanding the tool as well as the topic. Also, I would like to extend my sincere regards to the support team of Edureka for their constant and timely support. Table of Contents Introduction 4 Limitations 4 Tools and Packages used 5 Twitter Analysis: 6 Creating a Twitter Application 6 Working on RStudio- Building the corpus 8 Saving Tweets 11 Sentiment Function 12 Scoring tweets and adding column 13 Import the csv file 14 Visualizing the tweets 15 Analysis & Conclusion 16 Text Analysis 17 Final code for Twitter Analysis 19 Final code for Text Mining 20 References 21 Introductions Twitter is an amazing micro blogging tool and an extraordinary communication medium. In addition, twitter can also be an amazing open mine for text and social web analyses. Among the different softwares that can be used to analyze twitter, R offers a wide variety of...
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...Media Data: Network Analytics meets Text Mining Killian Thiel Tobias Kötter Dr. Michael Berthold Dr. Rosaria Silipo Phil Winters Killian.Thiel@uni-konstanz.de Tobias.koetter@uni-konstanz.de Michael.Berthold@uni-konstanz.de Rosaria.Silipo@KNIME.com Phil.Winters@KNIME.com Copyright © 2012 by KNIME.com AG all rights reserved Revision: 120403F page 1 Table of Contents Creating Usable Customer Intelligence from Social Media Data: Network Analytics meets Text Mining............................................................................................................................................ 1 Summary: “Water water everywhere and not a drop to drink” ............................................................ 3 Social Media Channel-Reporting Tools. .................................................................................................. 3 Social Media Scorecards .......................................................................................................................... 4 Predictive Analytic Techniques ............................................................................................................... 4 The Case Study: A Major European Telco. ............................................................................................. 5 Public Social Media Data: Slashdot ......................................................................................................... 6 Text Mining the Slashdot Data .................
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...Opinion Mining Using Econometrics: A Case Study on Reputation Systems Anindya Ghose Panagiotis G. Ipeirotis Arun Sundararajan Department of Information, Operations, and Management Sciences Leonard N. Stern School of Business, New York University {aghose,panos,arun}@stern.nyu.edu Abstract Deriving the polarity and strength of opinions is an important research topic, attracting significant attention over the last few years. In this work, to measure the strength and polarity of an opinion, we consider the economic context in which the opinion is evaluated, instead of using human annotators or linguistic resources. We rely on the fact that text in on-line systems influences the behavior of humans and this effect can be observed using some easy-to-measure economic variables, such as revenues or product prices. By reversing the logic, we infer the semantic orientation and strength of an opinion by tracing the changes in the associated economic variable. In effect, we use econometrics to identify the “economic value of text” and assign a “dollar value” to each opinion phrase, measuring sentiment effectively and without the need for manual labeling. We argue that by interpreting opinions using econometrics, we have the first objective, quantifiable, and contextsensitive evaluation of opinions. We make the discussion concrete by presenting results on the reputation system of Amazon.com. We show that user feedback affects the pricing power of merchants and by measuring their pricing...
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...Task A: Text Clustering - 2 Clusters After running the Text Cluster, the following observations were obtained: Table 1. Cluster Summary Cluster Weight Frequency RMSSTD Cluster Description 1 0.8 2248 0.124345 +action +good +plot characters effects movies pretty +movie real +year first +old +few +end films +character +feel +watch +cast +director 2 0.2 551 0.094437 +battle +history +man +stone alexander angelina anthony battles colin farrell historical hopkins hours jolie men oliver scenes stone troy +life Table 2. Cluster-Specific Means Cluster Rat_10scl (mean) Useful (mean) RevLen_Words (mean) 1 6.121 0.388 241.981 2 5.461 0.413 277.301 Table 3. Cluster-Specific Genre Distribution Cluster thriller romance action drama comedy animation Sum 1 11.65% 5.43% 40.39% 25.71% 15.97% 0.93% 100% 2 0.36% 0.36% 13.07% 86.21% 0% 0% 100% Description of the clusters: Cluster 1: This cluster has larger number of observations under it which is 80% of total reviews with a frequency, that is, number of reviews of 2248. Total number of reviews processed is 2799. Even though this cluster is larger, from the value of RMSSTD of 0.124 which is higher than that of Cluster 2, it shows that this cluster is more heterogeneous. That is, the reviews are more varied and inconsistent. Overall from the list of terms displayed under the ‘Descriptive Terms’, we see quite a different variety of terms. Terms like ‘plot’, ‘characters’, ‘cast’, ‘director’, ‘watch’, etc, shows that this cluster...
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...DATA PREMIER LEAGUE Case 2: ALS IceBucketChallenge Objective: Sentiment analysis of twitter tweets and facebook posts during the Ice Bucket Challenge ALS Ice bucket challenge is an activity which involves dumping of ice water on one’s head to promote awareness of the disease ALS as an alternative for donation. It went on viral during July and august 2014. Challenge encourages nomination of other kith and kin’s to do the same within 24 hrs. Methodology: Data Preprocessing: From the given data all redundancies were cleaned up. By using vector source in Corpus, we cleared punctuation marks, numbers, converting all the words into a single case (as it is casesensitive), removing stop words which do not make sense in the sentence, stripping out whitespace and http links were removed. Clearing all this unnecessary data, we get the content which makes actual sentiment overall in each post/tweet. Data Analysis: The overall sentimental score was developed using an algorithm which contains 7 liker scale using R tool by considering the standard Positive and negative words. Categorical analysis was performed using excel based API developed on the NLP algorithm used by Semantria to get individual categorical analysis as to how the emotions and trend was The statements were split into words and un-listed the results in a list of words. Matched these un-listed words to the Positive master list and this returns the indices of all the matched words. The attempt made here is...
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...Selection of the topic- Text Analytics Title- Using text analytics to improve the hospitality experience of customers. Key Words- Text analytics, content categorization, sentiment analysis, Abstract- With advance text analytics solutions, the hotels and hospitality providers can analyze conversations on the social media and online public forums to extract valuable business insights and using the same to improve their customer’s experiences into their hotels and with their services. Introduction- Today’s travelers are vocal and willing to share their experiences with hotel and travel providers; they’re more apt to share their experiences online with others through means of social media like- facebook & twitter, in online review sites such as tripadvisor.com etc. From check-in process to the quality of services, their feedbacks provide valuable insights that hospitality providers can improve the guest experience with their brands, better target customers with offers and differentiate ‘emselves from the competitors in terms of products and services. Collecting quantitative responses from the guests through surveys was the sole feedback method used by hotels and travel service providers. Of late, the trend has changed. These days, these providers recognize the value of collecting feedback through social media and other online sites. They even encourage open-ended comments in their surveys these days. With thousands of reviews generated each day, compiling and interpreting...
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..."Wendy's International Relies on Text Mining for CEM," and answer the. Select one side of the argument as described and provide convincing points either in favor or against the proposal that an investment in text message collection and mining should be made even if no clear positive ROI (return on investment) from better execution can be determined in advance. A healthy customer relationship plays a crucial part in the success of a business. In today's competitive marketplace, every organization wants to know whether its customers are satisfied with the company services or not and their views about the products and services. These all things can be done with a customer survey. Companies can get many benefits by surveying their customers. It is really an inexpensive way to get customer feedback which can help the company to improve customer retention, and customers' suggestion or their creative ideas can help to improve company's product or may help to launch a new product. A company can survey its customers by several ways including text messaging,web-based feedback forms, social media, e-mail messages, call center notes and receipt-based surveys. Nowadays scenario has been changed. People are always on move, you are not able to see them sitting all the time in front of the computer. But most of all the people keep their mobile with them 24 hours a day. So when the company sends its customers survey questions through text message, the text message is arrived instantaneously...
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...HP and Text Mining What is the pratical application of text mining: The practical application of text mining really is the combination of structured and unstructured data. Text mining applications pull data from sources such as word documents and emails in the form of texts, filters the data, and then translates it into a format the can be analyzed and recorded. Without text mining, written texts and other unstructured data would really become worthless data sources. According to studies done on BI and data mining, businesses and other BI clients are looking more and more to unstructured data as a primary data source. Probably the most pratcial application of text mining would have to be marketing. How do you think text mining techniques could be used in other businesses: There is almost a limitless amount of applications for text mining in other businesses. The most obvious use of text mining for other businesses would be to analyze written customer reviews and/or comments. Essentially, Text Mining can be used anywhere where there is a direct and free form line of communication between an entity and its actors. In the past, only a human was able to read, translate, record, and respond to these lines of communications. Text mining allows these processes to be completed without any human assistance. This means that new divisions and processes within a company could become automated such as responses to customer inquiries. What were HP’s challenges in...
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...One of the few examples that Brands goes into great detail in is the account of John C. Fremont. Fremont is one of the more interesting figures in the text; he was once an officer who helped secure the current state of California from the Mexicans, but then he turned his attention to turning a profit of his own from the gold rush. Brands goes into vivid detail about each individual and their struggles along their travels across the United States. Brands gives an excellent account about the ship bearing travelers who came to California through either Panama or around South America. He also covers the shipping business and the effect the gold rush had upon it. Although Brands did an excellent job in the detailing the expeditions to California he spent too much time on the Argonauts, it almost felt more of a biography instead of an account of the gold...
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...Over 30 workers were trapped after a Chilean copper mine collapsed in 2010. According to "Chile Mining Accident (2010)" (2013), On Aug. 5, 2010, a gold and copper mine near the northern city of Copiapó, Chile caved in, trapping 33 miners in a chamber about 2,300 feet below the surface. For 17 days, there was no word on their fate. As the days passed, Chileans grew increasingly skeptical that any of the miners had survived — let alone all of them. But when a small bore hole reached the miners’ refuge, they sent up a message telling rescuers they were still alive (para. Background). The families of these workers and the news release to society and the other employees of the company would have been told in different communication styles. How we communicate to people will fluctuate depending on the roles of the individual or group and the act that has occurred or will occur. PARAGRAPH III: What would be the potential needs of the families of the miners in receiving a message about this incident? One communication should be directed to the families of the trapped miners PARAGRAPH IV: What would be the potential needs of the company’s employees when receiving a message about this incident? One communication should be directed to the other as an internal news release to employees in the company. Identify the most appropriate channel—face-to-face, e-mail, video, memo, text messages, phone calls, and so on. I would probably communicate with the company’s employees...
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