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Fix for resampler

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This commit is contained in:
Aditya Ujeniya
2024-08-25 16:13:43 +02:00
parent d34e0d9348
commit 036eba68e1
3 changed files with 30 additions and 10 deletions
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14
pkg/resampler/resampler.go
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@@ -90,6 +90,7 @@ func LargestTriangleThreeBucket(data []schema.Float, old_frequency int, new_freq
maxArea := -1.0
var maxAreaPoint int
flag_ := 0
for ; currBucketStart < currBucketEnd; currBucketStart++ {
area := calculateTriangleArea(schema.Float(pointX), pointY, avgPointX, avgPointY, schema.Float(currBucketStart), data[currBucketStart])
@@ -97,10 +98,19 @@ func LargestTriangleThreeBucket(data []schema.Float, old_frequency int, new_freq
maxArea = area
maxAreaPoint = currBucketStart
}
if math.IsNaN(float64(avgPointY)) {
flag_ = 1
}
}
new_data = append(new_data, data[maxAreaPoint]) // Pick this point from the bucket
prevMaxAreaPoint = maxAreaPoint // This MaxArea point is the next's prevMAxAreaPoint
if flag_ == 1 {
new_data = append(new_data, schema.NaN) // Pick this point from the bucket
} else {
new_data = append(new_data, data[maxAreaPoint]) // Pick this point from the bucket
}
prevMaxAreaPoint = maxAreaPoint // This MaxArea point is the next's prevMAxAreaPoint
//move to the next window
bucketLow = bucketMiddle