C S C I     5 3 0 4

Matlab Diaries
Help with matlab and octave

Matlab scripts or diaries for demos seen in class, or data/ scripts (for HWs):

• Nov25 Diary of demos shown on Nov. 25. You will need:

• clwn1.mat data file for the image of Question~1 of HW6.

• Nov18 Diary of demos shown on Nov. 18. You will need:
• irDat.m script that sets up the matrix.

• Nov13 Diary of demos shown on Nov. 13. Here are the scripts/data used:

• Nov11 Diary of demos shown on Nov. 11.

• Nov04 Diary of demos shown on Nov. 04. Scripts shown / used:

• Oct30 Diary of demos shown on Oct. 30. Scripts shown / used:
• cgsa.m The classical Gram-Schmidt algorithm
• mgsa.m The modified Gram-Schmidt algorithm
• ExBj.m An example 4x4 matrix for testing Gram-Schmidt algorithms

• Script/ data you will need for HW4.
• Hald.m The Hald cement data. [for Question 2]
• cholR.m The row Cholesky factorization
• dat4QR a data set [matrix of size 10x4] for testing verious QR factorizations in Question 3
• datHW4seas seasonal farm employment data. [for question 5]

• Oct16 Diary of demos shown on Oct. 16.

• Oct14 Diary of demos shown on Oct. 14.

• Oct07 Diary of demos shown on Oct. 07.

• Oct02 Diary of demos shown on Oct. 02. Here are the scripts/data used (Plus other script (s) shown in class).

• Sep25 Diary of demos shown on Sep. 25 (Plus other scripts shown in previous lectures). Here are the scripts/data used:
• backsolv0.m Simple version of triangular solution function
• backsolv.m simplified row-version of triangular solution function
• backsolv_c.m Column version of triangular solution function
• gauss.m Gaussian elimination
• xplSys.m script to set-up an example.