Ask Question, Ask an Expert


Ask DBMS Expert

Home >> DBMS

1) A Spatiotemporal data stream contains information which changes over time, and is in the form of stream data (i.e., the data flow in and out like possible infinite streams).

a) prepare down three application exs of spatiotemporal data mining.

b) Identify and describe the main challenges in spatiotemporal data mining.

c) Using one application ex, sketch a method to mine one type of knowledge from such stream data efficiently.

2)Assume that data for analysis includes the attribute age. The age values for the data tuples are 13, 15, 16, 16, 19, 20, 20, 21, 22, 22, 25, 25, 25, 25, 30, 33, 33, 35, 35, 35, 35, 36, 40, 45, 46, 52, 70.

a) Use smoothing by bin means to smooth data, using bin depth of 3. Demonstrate your steps.

b) How might you find out outliers in the data?

c) What other methods are there for data smoothing.

3) In Data ware house technology, a multiple dimensional view can be implemented by a relational database technique (ROLAP), or by a multidimensional database technique (MOLAP) or by a hybrid database technique (HOLAP)

a) Briefly describe each implementation technique.

b) For one technique, describe how each of the following functions may be implemented.

(i) The generation of a data ware house.

(ii) Roll-up and Drilldown

(iii) Incremental updating

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M910710

Have any Question? 

Related Questions in DBMS

Ngocbo database projectthe purpose of this project is to

NGO/CBO Database Project The purpose of this project is to build a database to store and retrieve basic information on NGOs/CBOs collected through a questionnaire given in the Appendix. Database Specifications In view of ...

Lab assignment working with additional database objectslab

Lab Assignment: Working with Additional Database Objects LAB OVERVIEW Scenario and Summary There is a lot more to a database than just tables and the data in them. A very important part of database security has to do wit ...

Taskoverview of business casealive amp boating aampb is a

Task Overview of business case: Alive & Boating (A&B) is a small start­up company that sells small boats in Wagga. A&B keeps its models in several showrooms across the city. At this stage customers cannot view the availa ...

Advanced relational database final programming project in

Advanced Relational Database Final Programming Project In this project, you will design a secure database with several tables using good relational database design techniques. Project Objectives: After completing this Pr ...

Database analysis and designimplement the initial database

Database Analysis and Design Implement the initial database design for the Enterprise Resource Planning conceptual model described by the following requirements in your selected RDBMS. You need to create the Entity-Relat ...

Your team is a consulting company that specializes in rapid

Your team is a consulting company that specializes in rapid application development. A client company wishes to improve their customer data and interactions records. You create a simple customer relationship system for t ...

Database systems assignment - student enrolment database a

Database Systems Assignment - Student Enrolment Database A. Task Description 1. Overview Your task is to create and test a database in MySQL using PhpMyAdmin. You are provided with a scenario and supporting documents, de ...

Hotel reservationsproject descriptionthe main portion of

Hotel Reservations Project Description: The main portion of the resort is the hotel. The hotel wants to store information about hotel guests, reservations, and rooms. You will design tables, import data from Access and E ...

1 what is the most popular database model2 how are primary

1. What is the most popular database model? 2. How are primary and foreign keys different? 3. What are the five important software components of a database management system? 4 What are the four major types of data-minin ...

Computer sciencein reference to your database design

Computer Science In reference to your Database Design Proposal: Proposal Outline, provide a narrative analysis of the customer and user needs by defining the customers and users as well as describing their individual nee ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro