suppressMessages(library(DTWBI)) # Load package DTWBI

## Warning: package 'DTWBI' was built under R version 4.1.0

suppressMessages(library(TSA)) # Load package containing dataset

## Warning: package 'TSA' was built under R version 4.1.0

data("google") # Load dataset

# Create a query and a reference signal
query <- google ; query <- as.numeric(query)
ref <- google ; ref <- as.numeric(ref)

# Create a gap within query (10% of signal size)
query <- gapCreation(query, rate = 0.1)

Fill gap using DTWBI algorithm

t_gap <- query$begin_gap
T_gap <- query$gap_size
results_DTWBI <- DTWBI_univariate(query$output_vector, t_gap, T_gap)

## [1] "DTW"

# Compute the similarity of imputed vector and reference
compute.sim(ref, results_DTWBI$output_vector)

## [1] 0.9908417

Comparison with na.kalman methods

# Dataset used: tsNH4, gap from 1 to 11\%, 50 simulations
library(imputeTS)

## Error in library(imputeTS): there is no package called 'imputeTS'

data(tsNH4Complete)

## Warning in data(tsNH4Complete): data set 'tsNH4Complete' not found

plot(tsNH4Complete, type = "l")

## Error in plot(tsNH4Complete, type = "l"): objet 'tsNH4Complete' introuvable

library(knitr)

## Warning: package 'knitr' was built under R version 4.1.2

path_results <- "./results/table_final_results_summary.txt"
results_comparison <- read.table(path_results)
kable(results_comparison)

method	gap_rate	opp_Sim	NMAE	RMSE	FSD	opp_FA2	FB
DTW	0.01	0.2093284	0.3647253	3.523722	0.3627204	0.1186957	0.2004370
na_kalman	0.01	0.3306175	0.7392395	4.147649	0.5608113	0.0947826	0.2486904
DTW	0.03	0.1422931	0.2224306	5.361348	0.2055857	0.1089051	0.1896044
na_kalman	0.03	0.4309808	1.1650059	10.086794	0.7716064	0.3966423	0.5745760
DTW	0.05	0.2213074	0.4930747	7.568108	0.4297169	0.3557964	0.4579827
na_kalman	0.05	0.3471608	0.7022837	11.396506	0.5507423	0.4824561	1.1066971
DTW	0.07	0.2021678	0.2964207	8.717449	0.3905710	0.3994357	0.4644971
na_kalman	0.07	0.3167993	0.5697734	15.585358	0.5336312	0.5245768	2.4697957
DTW	0.09	0.2197774	0.3284340	8.708282	0.3246387	0.4727805	0.5258095
na_kalman	0.09	0.3237584	0.6383530	15.273281	0.6489885	0.5311707	6.5800531
DTW	0.11	0.1973200	0.2856283	8.332420	0.3034307	0.4293812	0.4593872
na_kalman	0.11	0.3203712	0.5835245	23.287436	0.7509374	0.7003992	58.7743099