CS145 (Fall 2020) Discussion Materials

This course is currently inactive and this site will be no longer updated since December 16, 2020. Slides are available publicly.

Course Info

• Course name: Introduction to Data Mining

• Instructor: Yizhou Sun

• Lecture time & location: Lec 1, Monday/Wednesday 10am-11:50am (Los Angeles), Online (Recorded, Zoom links provided for enrolled students).

• Course website: https://sites.google.com/view/cs145fall2020/home

• Zoom Link: Please find on CCLE for enrolled students.

• Piazza: http://piazza.com/ucla/fall2020/cs145

TA Info

• TA: Junheng Hao

• TA office hours: 8:30-10:30am Thursdays (US Pacific/Los Angeles)

• Contact: haojh [DOT] ucla [AT] gmail [DOT] com (for CS145 only, and please add “CS145” in the subject of the email) Note: Please do NOT send to other emails.

Discussion Info (Dis 1C, instructed by Junheng)

• Time: Fridays 10am-11:50am

• Location: Online (Recorded, Zoom links provided on CCLE for enrolled students)

• Recording: Video resource available on CCLE under the section of each week, named “WeekX_Dis1C_Junheng”

Announcements

• [Sept. 30] Welcome to CS145: Introduction to Data Mining. Greetings from Week 0!

• [Oct. 1] There is no discussion session on Oct. 2 (Week 0). Instruction/Lectures starts on Oct. 5 (Monday, Week 1) </span>

• [Oct. 5] Course website is here. Please check the class schedule and logistics.

• [Oct. 12] HW1 is released on CCLE and due on 11:59pm PT, Oct 19 (Monday, Week 3).

• [Oct. 13] Project guideline is rleased on course website (and CCLE as well).

• [Oct. 16] Register the team for the course project by the end of Week 2 (Fri 16 Oct, 2020) with member information.

• [Oct. 22] HW2 is released on CCLE and due on 11:59pm PT, Oct. 30 (Friday, Week 4).

• [Oct. 29] HW3 is released on CCLE and due on 11:59pm PT, Nov. 9 (Monday, Week 6).

• [Oct. 29] Midterm project report and Kaggle submission are due on 11:59pm PT, Nov 11 (Wednesday, Week 6).

• [Nov. 12] HW4 is released on CCLE and due on 11:59pm PT, Nov. 20 (Friday, Week 7).

• [Nov. 23] There is no discussion session on Nov. 27 (Week 8). Happy Thanksgiving holiday!

• [Nov. 25] HW5 is released on CCLE and due on 11:59pm PT, Dec. 4 (Friday, Week 9).

• [Dec. 1] Project Kaggle submission is due on 11:59pm PT, Dec. 6 (Sunday, Week 9).

• [Dec. 3] Please check out all deadline reminders (homework, project and final exam) at Piazza and/or CCLE and plan accordingly.

• [Dec. 7] HW6 is released on CCLE and due on 11:59pm PT, Dec. 14 (Monday Final Week).

• [Dec. 10] Final project report and Kaggle submission are due on 11:59pm PT, Dec. 18 (Wednesday, Final Week).

• [Dec. 12] The course instruction has ended and the course evaluation is available until 8:00AM Dec. 16, 2020. Thank you!

• [Dec. 18] The course has officially ended. I will teach CS M146 in Winter, 2021. Happy holiday!

Discussion Materials

Date	Content	Slides & Links
Oct. 9	Course overview, math prep, linear regression, programming prep for homework	Slides Week 1, Slides Week 1 (Math), Python & Jupyter Notebook (Intro)
Oct. 16	Review: Linear regression (cont’d), logistic regression	Slides Week 2
Oct. 23	Review: Decision tree, SVM	Slides Week 3, SVM Notes from Stanford, SVM Slides from NYU
Oct. 30	Review: SVM, Neural Netoworks, KNN	Slides Week 4
Nov. 6	Review: Classification, Clustering	Slides Week 5
Nov. 13	Gaussian mixture model, Midterm Review	Slides Week 6, Other
Nov. 20	Post-Midterm Review and Discussion	No slides (Recordings available on CCLE)
Nov. 27	No discussion session (Thanksgiving holiday)	N/A
Dec. 4	Frequent Pattern Mining and Association Rules, Sequential Pattern Mining, DTW	Slides Week 9
Dec. 11	Naive Bayes, Topic Modeling, Final Review	Slides Week 10

Additional Resources

Supplemental materials from other Fall 2020 CS145 TAs:

• Please check posts of discussion materials under the section of each week on CCLE.