Data Stream Mining

Code:

CC4073

Acronym:

CC4073

Level:

400

Keywords
Classification	Keyword
OFICIAL	Computer Science

Instance: 2022/2023 - 2S

Active?	Yes
Responsible unit:	Department of Computer Science
Course/CS Responsible:	Master in Data Science

Cycles of Study/Courses

Acronym	No. of Students	Study Plan	Curricular Years	Credits UCN	Credits ECTS	Contact hours	Total Time
M:DS	22	Official Study Plan since 2018_M:DS	1	-	6	42	162
			2

Teaching language

English

Objectives

At the end of the semester students should be able to formulate decision problems from data flows.
Be able to apply methods / algorithms to a new problem of data flow analysis.
Be able to evaluate the results and understand the functioning of the methods studied.

Learning outcomes and competences

Knowledge how to formulate a knowledge extraction problem from data flows.
Ability to apply methods / algorithms to new data flow analysis problems.
Evaluate the results and understand the functioning of the methods studied.

Working method

Presencial

Pre-requirements (prior knowledge) and co-requirements (common knowledge)

basic knowledge of Data MiningI

Program

S1- Data streams: definitions and methods
Problem formulation: basic methods and techniques.
Approximation and randomisation.
Illustrative problems and algorithms

S2 Tools for Data Stream Processing
MOA, SAMOA

S3- Clustering from data streams
Basic streaming methods for clustering
State-of-the art clustering algorithms
Clustering time-series


S4- Change detection
Problem definition. Basic methods for dealing with evolving data
Detection methods: CUSUM algorithms, SPC, ADWIN

S5- Learning decision trees from data streams
Incremental decision trees. Decision trees and change detection


S6- Ensemble models
Online Bagging and Boosting. Dynamic weighted majority algorithms

S7- Evaluation of stream learning algorithms
Evaluation metrics. Predictive sequencial approaches.


S8 Applications
Recommender Systems, Click streams, Social Media


S9- Novelty detection.
One-class classification, Novelty detection and open-set recognition
Cluster based methods for novelty detection.


S10- Ubiquitous data mining
Distributed clustering: two views.
Distributed clustering data
Distributed clustering data sources


S11-Evolving Networks.
Tracking evolving communities in large scale social networks

S12-Pattern mining
Problem definition.
Approximate algorithms for counting the frequency of items.
Approximate algorithms for counting the frequency of items sets.

Mandatory literature

Gama João; Knowledge discovery from data streams. ISBN: 978-1-4398-2611-9
Albert Bifet, Ricard Gavalda; Machine Learning for Data Streams, MIT Press, 2017

Teaching methods and learning activities

Theoretical-practical classes

Software

Massive Online Analysis

keywords

Physical sciences > Computer science > Cybernetics > Artificial intelligence

Evaluation Type

Distributed evaluation without final exam

Assessment Components

designation	Weight (%)
Apresentação/discussão de um trabalho científico	40,00
Participação presencial	20,00
Trabalho escrito	40,00
Total:	100,00

Amount of time allocated to each course unit

designation	Time (hours)
Apresentação/discussão de um trabalho científico	0,00
Frequência das aulas	0,00
Trabalho de investigação	0,00
Total:	0,00

Eligibility for exams

Positive in the two hoem works

Calculation formula of final grade

Hw1 > 9.5 and HW2 > 9.5