Incident Signal Power Comparison for Localization of Concurrent Multiple Acoustic Sources

Algorithm 1

ISPC.

Require: 𝑁>1

 𝐼=𝑁𝑅 {ISPs}

 𝑂=𝑁!^(𝑅−1) {DOA combinations}

 𝑄=𝑁²𝑅(𝑅−1)/2 {SDs}

 𝑈=𝑁! {DOA label permutations for an array}

 for 𝑟=1 to 𝑅 do

  for 𝑛=1 to 𝑁 do

   Calculate (26)

   Calculate (10) with (11) (13) (17)

  end for

 end for

 Calculate (25)

 Calculate (19)

 for 𝑟=1 to 𝑅−1 do

  for 𝑛=𝑟+1 to 𝑅 do

   for 𝑖=1 to 𝑁 do

    for 𝑗=1 to 𝑁 do

     Calculate (20) with (21) (22) (23) (24)

     Calculate (27)

    end for

   end for

  end for

 end for

 Calculate (28)

 for 𝑟=2 to 𝑅 do

  for 𝑢=1 to 𝑈 do

   Calculate (31)

  end for

 end for

 Calculate (29)

 for 𝑟=1 to 𝑅−1 do

  while 𝑜<𝑂+1 do

   Calculate (33)

  end while

 end for

Calculate (32)

Calculate (34)

Calculate (36)

Calculate (38)