if i > 1 diff = sum(sum((W(i) - W(i-1)).^2)) < threshold; break; else i=i+1 end
时间: 2024-05-29 17:11:36 浏览: 85
This code appears to be part of a loop. If the current value of the variable i is greater than 1, the code calculates the difference between the square of the i-th value of the variable W and the square of the (i-1)-th value of W using the element-wise exponentiation operator (^2), then sums the resulting array of differences twice using the sum function. The resulting scalar value is then compared to a threshold value.
If the calculated difference is less than the threshold, the loop is broken. If the difference is greater than or equal to the threshold, the loop continues and the value of i is incremented by 1.
If i is equal to 1, the code simply increments i by 1 and continues the loop.
Overall, this code appears to be checking if the change between consecutive values of W has reached a certain threshold, and breaking the loop if it has.
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