basic concepts of relational data model
Data Mining Classification: Basic Concepts, Decision Trees, and Model Evaluation Lecture Notes for Chapter 4 Introduction to Data Mining pptx
Ngày tải lên :
15/03/2014, 09:20
...
Income
Cheat
No Married 80K
?
10
Test Data
Start from the root of tree.
© Tan,Steinbach, Kumar Introduction to Data Mining 11
Apply Model to Test Data
Refund
MarSt
TaxInc
YES
NO
NO
NO
Yes ... Tan,Steinbach, Kumar Introduction to Data Mining 3
Illustrating Classification Task
© Tan,Steinbach, Kumar Introduction to Data Mining 13
Apply Model to Test Data
Refund
MarSt
TaxInc
YES
NO
NO
NO
Yes ... Attributes
Training Data
Model: Decision Tree
© Tan,Steinbach, Kumar Introduction to Data Mining 8
Decision Tree Classification Task
Decision
Tree
© Tan,Steinbach, Kumar Introduction to Data Mining...
- 101
- 4.3K
- 1
BASIC CONCEPTS OF CRIMINAL LAW pot
Ngày tải lên :
07/03/2014, 03:20
... participation
of
counsel,
and the
confrontation
of
witnesses.
Ac-
BASIC
CONCEPTS
OF
CRIMINAL
LAW
George
P.
Fletcher
New
York Oxford
OXFORD UNIVERSITY PRESS
1998
14
Basic
Concepts
of
Criminal
... significance
of all of
them.
They
illustrate
the
underlying thesis
of
this book
that
a
basic
set of
distinctions generates
the
"deep
structure"
of all
systems
of
criminal
law. ... procedure. Fathoming
the
contours
of
punish-
25
2
34
Basic
Concepts
of
Criminal
Law
3. It
must
be of an
actual
or
supposed
30
offender
for his
offense.
4. It
must
be
intentionally
...
- 236
- 2.9K
- 0
Báo cáo khoa học: "Acquisition of Conceptual Data Models from Natural Language Descriptions" doc
Ngày tải lên :
09/03/2014, 01:20
... to build simple ER
models. This is done by examining the attributes of the
relational database predicates in the parse tree. The
existence of a relationship between two database relations, ... architecture of the software outlined.
Finally, the relative place of syntactic, semantic and real-
world knowledge in conceptual modellingwas discussed, and
the adaptation of a
database
interface ... theoretical problem of what a semantics of natural
language should consist of by an operational approach in
which the propositional content of a sentence is
represented by a database tuple, and...
- 8
- 328
- 0
BASIC CONCEPTS OF PATIENT EDUCATION potx
Ngày tải lên :
14/03/2014, 21:20
... activities of
daily living as well as continuity of care.
Table
1.1
â Jones and Bartlett Publishers, LLC. NOT FOR SALE OR DISTRIBUTION
Section
I
BASIC CONCEPTS OF
PATIENT EDUCATION
Section I of this ... centered model toward a patient-centered model. The patient-centered approach demon-
strates the highest quality of care, offering the most effective interventions, ... Section
I
BASIC CONCEPTS OF
PATIENT EDUCATION
Section I of this book, Basic Concepts of Patient Education,” describes the importance
of teaching and learning in health care and physical and occupational...
- 8
- 534
- 0
Basic concepts - Why data never speak for themselves
Ngày tải lên :
01/11/2013, 10:20
... Section 1: Basic concepts
methodological issues not captured by the parameters used to provide the general outlines
of levels of evidence.
One major advantage of a levels of evidence approach ... level V data mainly revolve around hypothesis generation,
to devalue higher levels of evidence is unscientic and dangerous.
In my view, the concept of levels of evidence is the key concept of EBM. ... types of evidence; any perspective at all is based on some
kind of evidence: there is no such thing as non-evidence.
In my reading of EBM, the basic idea is that we need to understand what kinds of...
- 12
- 346
- 0
Tài liệu overview of data modeling and database design pptx
Ngày tải lên :
10/12/2013, 17:15
... Complex Data Models and Design Databases course description.
Overview of Data Modeling and Database Design 8Ć9
Database Design
Designing a relational database system involves converting a model ... relationship model into a relational database design.
Overview of Data Modeling and Database Design 8Ć15
Entity Relationship Model Concepts
An entity relationship model is composed of entities, ... Overview of Data Modeling and Database Design 8Ć29
Designing the Database
The database design stage produces design specifications for a relational database,
including definitions for relational...
- 40
- 651
- 0
Tài liệu overview of data modeling and database design pdf
Ngày tải lên :
21/12/2013, 06:17
... naming rules, and guidelines.
1
2
Overview of Data Modeling and Database Design 8Ć11
Data Model
Models are a cornerstone of design. Engineers build a model of a car before putting it
into production ... Overview of Data Modeling and
Database Design
8
Overview of Data Modeling and Database Design 8Ć5
Overview
When you create a database, you need to carefully consider ... Overview of Data Modeling and Database Design 8Ć29
Designing the Database
The database design stage produces design specifications for a relational database,
including definitions for relational...
- 40
- 799
- 2
Tài liệu Data Communication Basic Concepts doc
Ngày tải lên :
19/01/2014, 20:20
...
Interconnection Basic Reference Model and became known as the OS1 model, the structure of which is shown
in Figure “The
CXI Model Networ~k.”
The model divides all of the functions of data comtnunications ... Prohibtted
Datapro Information Servtces Group Delran NJ 08075 USA
May 1995
“Datapro Communications
Analyst Data Communications: Basic
Concepts
1001 DNW
Data Communications:
Basic Concepts
Datapro ... Corp.
Lipdated by Datapro staff
. .
Basic Principles of Data Communications
Data communications is the set of products. concepts, and services that enable the connection of computing
systems....
- 16
- 490
- 0
Health and Wealth of Elderly Couples: Causality Tests Using Dynamic Panel Data Models pot
Ngày tải lên :
05/03/2014, 18:20
... two
waves of the HRS and finds that the wealth of households tends to respond more to
health events of the wife than to health events of the husband. A longer time span is
needed to find the effect of ... lags of two years. For liquid wealth,
causal effects are found for mental health of both spouses but not for physical health.
Again, the effect of mental health of the wife is instantaneous, that of ... Social Security Administration. Data
were collected every two years and cover a wide range of aspects of the life of elderly
singles and couples. For the first wave of 1992, 12,652 interviews were...
- 50
- 314
- 0
Báo cáo khoa học: Reduction of a biochemical model with preservation of its basic dynamic properties doc
Ngày tải lên :
07/03/2014, 11:20
... formulated
of variables
elimination
20E6D model
20D model
20L8D model
& fitting
lumping
of variables
elimination
20LE3D model
Fig. 1. Overview of the model reductions. The 20D model is the
model ... constrained
20L8D model.
Table S1. Parameters of the 20L8D model.
Table S2. Parameters of the 20E6D model.
Table S3. Parameters of the 20LE3D model.
Table S4. Unstable stationary state of the 20L8D
model ... the 20D
model (Fig. 7). Further reduction of the 20L8D model
to the 20LE3D model preserves the ranking. Reduc-
tion of the 20D model to the 20E6D model preserves
the relative ranking of ATP,...
- 16
- 492
- 0
APPLICATION OF THE STIRLING MODEL TO ASSESS DIVERSITY USING UIS CINEMA DATA docx
Ngày tải lên :
07/03/2014, 15:20
... four forms of categorization (title, language, geographical origin and genre of films).
Given the lack of statistical data on the genres of films in the UIS Database, this last form
of categorization ... more than 52% of the co-productions of the sample. Conversely, 53% of
the countries analysed (24 out of 45) co-produce only 58 films out of 551 (i.e. 10.5%) of
the total number of the films ... country of origin
i) Variety supplied
The number of feature films that are co-produced is an indicator of the level of variety by
country of origin. Co-productions can be viewed as a means of...
- 73
- 604
- 0
Data Mining Association Analysis: Basic Concepts and Algorithms Lecture Notes for Chapter 6 Introduction to Data Mining pdf
Ngày tải lên :
15/03/2014, 09:20
... to Data Mining 49
Effect of Support Distribution
Many real data sets have skewed support distribution
Support
distribution of
a retail data set
© Tan,Steinbach, Kumar Introduction to Data ... Introduction to Data Mining 16
Reducing Number of Comparisons
Candidate counting:
–
Scan the database of transactions to determine the support of each candidate itemset
–
To reduce the number of comparisons, ... to Data Mining 32
Alternative Methods for Frequent Itemset Generation
Traversal of Itemset Lattice
–
General-to-specific vs Specific-to-general
Data Mining
Association Analysis: Basic Concepts...
- 82
- 3.9K
- 0
Data Mining Cluster Analysis: Basic Concepts and Algorithms Lecture Notes for Chapter 8 Introduction to Data Mining pot
Ngày tải lên :
15/03/2014, 09:20
... = number of points, K = number of clusters,
I = number of iterations, d = number of attributes
© Tan,Steinbach, Kumar Introduction to Data Mining 9
Other Distinctions Between Sets of Clusters
Exclusive ... to Data Mining 6
Types of Clusterings
A clustering is a set of clusters
Important distinction between hierarchical and partitional
sets of clusters
Partitional Clustering
–
A division data ... cluster is a set of objects such that an object in a
cluster is closer (more similar) to the “center” of a
cluster, than to the center of any other cluster
–
The center of a cluster is often a centroid,...
- 104
- 2.2K
- 0
Báo cáo khoa học: "Semantic Retrieval for the Accurate Identification of Relational Concepts in Massive Textbases" ppt
Ngày tải lên :
17/03/2014, 04:20
... 2006). However, the framework
of traditional information retrieval (IR) has diffi-
culty with the accurate retrieval of such relational
concepts because relational concepts are essen-
tially determined ... retrieval of relational
concepts is a product of recent developments in
NLP resources and tools. In this section, ontology
databases, deep parsers, and search algorithms for
structured data are ... the retrieval of relational
concepts, as described below (Figure 5).
Off-line processing: Prior to retrieval, a deep
parser is applied to compute predicate argument
1019
Proceedings of the 21st...
- 8
- 523
- 0