mining wordnet for fuzzy sentiment
Báo cáo khoa học: "Mining WordNet for Fuzzy Sentiment: Sentiment Tag Extraction from WordNet Glosses" potx
Ngày tải lên :
17/03/2014, 22:20
... found in the WordNet glosses in their
more frequent neutral meaning. For example, run
# 53 had in its seed list two ambiguous adjectives
211
Mining WordNet for Fuzzy Sentiment:
Sentiment Tag ... fuzzy set of English sentiment- bearing
words for the use in sentiment tagging systems
1
.
The proposed approach based on the fuzzy logic
(Zadeh, 1987) is used here to assign fuzzy sen-
timent tags ... sen-
timent information from WordNet entries using
STEP (Semantic Tag Extraction Program) algo-
rithm, (2) discuss the overall performance of STEP
on WordNet glosses, (3) outline the method for
defining...
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Data Mining Techniques: For Marketing, Sales, and Customer Relationship Management - Second Edition
Ngày tải lên :
07/04/2014, 11:16
... some other form of data mining or
modeling. For example, clustering might be the first step in a market segmen-
tation effort: Instead of trying to come up with a one-size-fits-all rule for “what ... analytic effort, it is also important to measure the impact
of whatever actions are taken in order to judge the value of the data mining
effort itself. If we cannot measure the results of mining ... familiar with data mining, they
may not understand how to act on the results. By explaining the value of data
mining to an organization, such interviews provide a forum for two-way
communication....
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John wiley sons data mining techniques for marketing sales_20 pptx
Ngày tải lên :
21/06/2014, 04:20
... 594
forced attrition, 118
forecasting
EBCF (existing base churn
forecast), 469
NSF (new start forecast), 469
survival analysis, 415–416
former customers, customer
relationships, 457
forward-looking ... rules,
297–298
information
competitive advantages, 14
data as, 22
infomediaries, 14
information brokers, supermarket
chains as, 15–16
information gain, entropy, 178–180
information technology, ...
two-tailed distribution, 134
U
undirected data mining
affinity grouping, 57
clustering, 57
discussed, 7
uniform distribution, statistics, 132
uniform product code (UPC), 555
UNIT_MASTER file,...
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John wiley sons data mining techniques for marketing sales_2 pptx
Ngày tải lên :
21/06/2014, 04:20
... 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. ...
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 to complete ...
common format with consistent definitions for keys and fields. It is generally
not possible (and certainly not advisable) to perform computer- and input/
output (I/O)–intensive data mining...
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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 ...
using two questionnaires, the short form and the long form (not counting
special purposes questionnaires, such as the one for military personnel). Most
the long form, which asks much more detailed ... messages are
appropriate for different people. For example, the same newspaper may
appeal to some readers primarily for its sports coverage and to others primar-
ily for its coverage of politics...
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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 customers. ... to provide additional information on an application or enrollment
form. If the service involves an extension of credit, credit bureau information
may be requested. Information collected at the...
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John wiley sons data mining techniques for marketing sales_6 ppt
Ngày tải lên :
21/06/2014, 04:20
... customers in California for the challenger and everyone else for the
champion.
■■ Use the 5 percent lowest and 5 percent highest value customers for the
challenger, and everyone else for the champion. ... most recent customers for the challenger, and every-
one else for the champion.
■■ Use the customers with telephone numbers for the telemarketing cam-
paign; everyone else for the direct mail ... such systematic bias. When there is
systematic bias, the formulas for the confidence intervals are not correct.
Using the formula for the confidence interval means that there is no system-
atic...
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Data Preparation for Data Mining- P3
Ngày tải lên :
24/10/2013, 19:15
... to prepare the data set for mining to best expose
the information contained in it to the mining tool. Indeed, the whole purpose for mining
data is to transform the information content of a data ...
content of various scales, and transforming information. The concept of information is
crucial to data mining. It is the very substance enfolded within a data set for which the
data set is being ...
0.625
2.5 Transformations and Difficulties—Variables, Data, and
Information
Much of this discussion has pivoted on information—information in a data set, information
content of...
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Data Preparation for Data Mining- P4
Ngày tải lên :
24/10/2013, 19:15
... stored in which formats. Point-of-sale
(POS) data, for instance, captures information about a purchasing event at the point that
the sale takes place. A vast wealth of possible information could ... chose for
carrying away purchases. This kind of information may be useful and informative, but the
structure created to capture data has no place to put it.
Macrostructure concerns the formatting ... set may be in any machine-accessible form. For ease of discussion
and explanation, it will be assumed that the data is in the form of a flat file. Also, for ease
of illustration, each operation...
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