Unit 4 - Distributed & Multimedia IR

Question 1

MULTOS data model

Answer 1

Multimedia document server
Based on client-server architecture

Question 2

Types of document servers in MULTOS

Answer 2

Current server
Dynamic server
Archive server

Question 3

MULTOS data model allows:

Answer 3

1. High-level representation in the database of the data objects
2. Grouping of documents into classes having similar content
3. Expression of conditions on free text

Question 4

Structure of the document stored in MULTOS data model:

Answer 4

Logical structure
Layout structure
Conceptual structure

Question 5

Query languages in context of multimedia IR

Answer 5

User needs to specify the values of the semantic attributes of the multimedia objects and only exact match is the possible way of query multimedia objects