Search impulsive event

Returns a list with dataframe of peaks impulsive and a plot

Usage

searchImpulse(df, cri1 = 6, cri2 = -10, Threshold = 30)

Arguments

df

is a impulse dataframe, samples of 100 ms

cri1

is first criteria 6dB (LAImax - LASmax > 6dB)

cri2

is second criteria -10dB ((LAFmax - 10dB) < 1s)

Threshold

is minimun level for detect peaks

Value

list contain a dataframe of peaks values and a plot of it

Author

Pasquale Scordino p.scordino@arpa.piemonte.it

Simone Sperotto s.sperotto@arpa.piemonte.it

Examples

#data("dataset_impulsive1")
#data("dataset_impulsive2")

searchImpulse(df = dataset_impulsive1)
#> $Plot

#> 
#> $dfPeaks
#>   ymax xmax startPeak stopPeak                date cri1 cri2
#> 1 95.2 3166      3164     3189 2022-04-28 09:09:52    y    5
#> 2 93.1 2567      2566     2586 2022-04-28 09:08:52    y    5
#> 3 92.4  780       778      801 2022-04-28 09:05:53    y    4
#> 4 90.5 2053      2050     2076 2022-04-28 09:08:00    y    4
#> 5 89.8 1505      1503     1524 2022-04-28 09:07:06    y    4
#> 6 86.2 3043      3042     3056 2022-04-28 09:09:39    y    4
#> 7 84.9 3128      3127     3146 2022-04-28 09:09:48    y    5
#> 
searchImpulse(df = dataset_impulsive2)
#> $Plot

#> 
#> $dfPeaks
#>    ymax xmax startPeak stopPeak                date cri1 cri2
#> 1  97.2 2795      2794     2818 2022-05-06 14:30:54    y    5
#> 2  96.3 2595      2594     2622 2022-05-06 14:30:34    y    5
#> 3  96.1 1570      1564     1591 2022-05-06 14:28:51    y    4
#> 4  91.1 1978      1977     2000 2022-05-06 14:29:32    y    5
#> 5  91.0 1773      1771     1794 2022-05-06 14:29:11    y    5
#> 6  90.9 2401      2397     2420 2022-05-06 14:30:14    y    4
#> 7  90.2 1159      1158     1183 2022-05-06 14:28:10    y    5
#> 8  90.2 1389      1387     1410 2022-05-06 14:28:33    y    5
#> 9  88.8 2198      2197     2218 2022-05-06 14:29:54    y    4
#> 10 86.7  939       936      959 2022-05-06 14:27:48    y    5
#>