- At each p(r, c),
- for each shift d(dr, dc), there are
- a corr score with the image being compared
- a global cost value: the gap(row(i-1), row(i)). We want the gap < 0
- #2 is under the assumptions:
- after shift, for all rows, gap(row(i-1), row(i)) < 0;
- from current FOV on, everything goes with 20% overlap, meaning a global corresponding d(dr, dc) shift for all of them.
- maximize overall correlation
- minimize cost
Saturday, January 17, 2009
DP for stitching
Theory
Sunday, January 11, 2009
Prepare for 1st of Work: Outline
Condition
- Midomi
- Goto's work
- Intimacy through voice recognition
- Microphone technique
- Game audio vs. audio game
- Benoit interested in Midomi: what's in there?
- Query by humming: problematic direction.
- Other than QyH, what's useful? Goto
- Don't just destroy the plan, give constructive
- Figure out what part in Midomi that we can benifit from: based on game big picture.
- Prepare a material to convince people that QBH is not working.
- Prepare Goto's stuff that proves voice recognition in responses.
- Some basic idea in development: platform, audio usecase.
groove unwarp: resume
Use case
- Resume mode: default
- Always start with the last win of the last ring
- If there is resume.dat, load i_ring, rci_fov_1st, i_win, they are all most recent (innermost)
- else, i_ring = ring_max, rci_fov_1st = rc_samp.rci_fov_focus, i_win = 1
- Auto mode vs. manual mode
- with while loop, i_rings, and CC needs to be continuously updated upon subroutine's termination, yet we need random assignments to these vars, therefore, it is better divided into two distinct processes: continuous / discrete, or auto / manual.
- Use a b_auto flag in main.m
Friday, January 9, 2009
phase unwrapping
Condition
- Wins.FOVs
- A single 2pi drop in the tail FOVs of Win
- Previously, in a 2pi-drop FOV, FOV.a have been unwrapped, but all suc-FOVs have not.
- Given an unwarp-point P(win, aa), a = va_win(aa), all P(win, aa+), in which va_win(aa+) > a, should now = va_win(aa+) + 2pi.
- Change original code to this recursion.
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