data mining techniques for cancer classification
Data Mining Techniques: For Marketing, Sales, and Customer Relationship Management - Second Edition
Ngày tải lên :
07/04/2014, 11:16
... that, on a technical level, the data mining effort is working and
the data is reasonably accurate. This can be quite comforting. If the data and
the data mining techniques applied to it are powerful ... resolve these issues. Data mining can help make more informed
decisions. It can suggest tests to make. Ultimately, though, the business needs
What Is Data Mining?
Data mining, as we use the ... of techniques to
apply in a particular situation depends on the nature of the data mining task,
the nature of the available data, and the skills and preferences of the data
miner.
Data mining...
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John wiley sons data mining techniques for marketing sales_20 pptx
Ngày tải lên :
21/06/2014, 04:20
... level
data, 96
publications
Building the Data Warehouse (Bill
Inmon), 474
Business Modeling and Data Mining
(Dorian Pyle), 60
Data Preparation for Data Mining
(Dorian Pyle), 75
The Data ...
Business Modeling and Data Mining, 60
Data Preparation for Data Mining, 75
470643 bindex.qxd 3/8/04 11:08 AM Page 619
C
Index 619
calculations, probabilities, 133–135
call detail databases, 37
call-center ... Preparation for Data Mining
(Dorian Pyle), 75
The Data Warehouse Toolkit (Ralph
Kimball), 474
data warehousing
customer patterns, 5
for decision support, 13
discussed, 4
database administrators...
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John wiley sons data mining techniques for marketing sales_2 pptx
Ngày tải lên :
21/06/2014, 04:20
... analyzing data
on the information.
can provide value.
into actionable information
using data mining techniques.
Identify
Transform data
1 2 3 4 5 6 7 8 9 10
Measure the results
of the efforts ... of data mining in practice. Figure 2.1
shows the four stages:
1. Identifying the business problem.
2. Mining data to transform the data into actionable information.
3. Acting on the information. ... them.
How Data Mining Is Being Used Today
This whirlwind tour of a few interesting applications of data mining is
intended to demonstrate the wide applicability of the data mining techniques...
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John wiley sons data mining techniques for marketing sales_4 pdf
Ngày tải lên :
21/06/2014, 04:20
...
before. The newly discovered relationships suggest new hypotheses to test
and the data mining process begins all over again.
Lessons Learned
Data mining comes in two forms. Directed data mining ... California based on data that excludes calls to Los Angeles.
Step Six: Transform Data to Bring
Information to the Surface
Once the data has been assembled and major data problems fixed, the data ... c04.qxd 3/8/04 11:10 AM Page 97
Data Mining Applications 97
mining techniques used to generate the scores. It is worth noting, however,
that many of the data mining techniques in this book can...
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John wiley sons data mining techniques for marketing sales_5 pdf
Ngày tải lên :
21/06/2014, 04:20
... which messages are most appropriate for each one.
Even a customer with low scores for every offer has higher scores for some
then others. In Mastering Data Mining (Wiley, 1999), we describe how ... 11:10 AM Page 109
Data Mining Applications 109
Start Tracking Customers before
They Become Customers
It is a good idea to start recording information about prospects even before
they become ... for other reasons as well. For instance, it is one way of
taking several variables and converting them to similar ranges. This can be
useful for several data mining techniques, such as clustering...
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John wiley sons data mining techniques for marketing sales_6 ppt
Ngày tải lên :
21/06/2014, 04:20
... in several areas:
■■ Data miners tend to ignore measurement error in raw data.
■■ Data miners assume that there is more than enough data and process-
ing power.
■■ Data mining assumes dependency ... make the same classification, although each leaf makes
that classification for a different reason. For example, in a tree that classifies
fruits and vegetables by color, the leaves for apple, ... 11:11 AM Page 159
The Lure of Statistics: Data Mining Using Familiar Tools 159
statisticians use similar techniques to solve similar problems, the data mining
approach differs from the standard...
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John wiley sons data mining techniques for marketing sales_8 ppt
Ngày tải lên :
21/06/2014, 04:20
... test set to see how well it performs.
7. Apply the model generated by the network to predict outcomes for
unknown inputs.
Fortunately, data mining software now performs most of these steps auto-
matically. ... and learn from data
mimics, in some sense, our own ability to learn from experience. This ability is
useful for data mining, and it also makes neural networks an exciting area for
research, ... Neural Networks 219
Neural Networks for Directed Data Mining
The previous example illustrates the most common use of neural networks:
building a model for classification or prediction. The steps...
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John wiley sons data mining techniques for marketing sales_12 doc
Ngày tải lên :
21/06/2014, 04:20
... applied to data. These patterns can be turned into new features of the data,
for use in conjunction with other directed data mining techniques.
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Automatic Cluster ... Islands of Simplicity
In Chapter 1, where data mining techniques are classified as directed or undi-
rected, automatic cluster detection is described as a tool for undirected knowl-
edge discovery. ... not appropri-
ate for all types of problems. It is not a prediction tool or classification tool like
a neural network that takes data in and produces an answer. Many types of
data are simply...
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John wiley sons data mining techniques for marketing sales_13 docx
Ngày tải lên :
21/06/2014, 04:20
... calculation for these customers, paying par-
ticular attention to the role of censoring. When looking at customer data for
hazard calculations, both the tenure and the censoring flag are needed. For ... the data speak instead of
finding a special function to speak for it. Empirical hazard probabilities simply
let the historical data determine what is likely to happen, without trying to fit
data ... cus-
tomer databases often contain data on millions of customers and former
customers. Much of the statistical background of survival analysis is focused
on extracting every last bit of information...
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John wiley sons data mining techniques for marketing sales_19 potx
Ngày tải lên :
21/06/2014, 04:20
...
Choosing a Data Mining Technique
The choice of which data mining technique or techniques to apply depends on
the particular data mining task to be accomplished and on the data available
for analysis. ... to build the data mining team and secure sponsorship for a data
mining pilot.
The successful efforts crossed corporate boundaries to involve people from
both marketing and information technology. ... useful-
ness of data mining by looking at the results of the actions suggested by the
data mining effort.
One of the companies, a wireless service provider, agreed to let us describe
its data mining...
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Description Data Mining Techniques For Marketing_2 pdf
Ngày tải lên :
21/06/2014, 21:20
... of real data to use for training sets. Consequently, they spent
much time and effort trying to coax the last few drops of information from
their impoverished datasets—a problem that data miners ... Trees as a Data Exploration Tool
During the data exploration phase of a data mining project, decision trees are a
useful tool for picking the variables that are likely to be important for predict-
ing ... binomial formula was posthu-
mously published. So there are well-known formulas for determining what it
means to have observed E occurrences of some event in N trials.
In particular, there is a formula...
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Description Data Mining Techniques For Marketing_6 pdf
Ngày tải lên :
21/06/2014, 21:20
... significant improvement.
The Data
Cellular telephone data is similar to the call detail data seen in the previous case
study for finding fax machines. There is a record for each call that includes ... from dedicated or data lines, we
assumed that any number that calls information—411 or 555-1212 (directory
assistance services)—is used for voice communications, and is therefore a
voice line ... machines is
possible on a relational database. They are probably not the most efficient SQL
statements for this purpose, depending on the layout of the data, the database
engine, and the hardware...
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