Implements time series znormalization, SAX, HOTSAX, VSM, SAXVSM, RePair, and RRA algorithms facilitating time series motif (i.e., recurrent pattern), discord (i.e., anomaly), and characteristic pattern discovery along with interpretable time series classification.
Author  Pavel Senin [aut, cre] 
Date of publication  20160609 05:49:06 
Maintainer  Pavel Senin <seninp@gmail.com> 
License  GPL2 
Version  1.0.2.900 
URL  https://github.com/jMotif/jmotifR 
Package repository  View on CRAN 
Installation  Install the latest version of this package by entering the following in R:



All man pages Function index File listing
Man pages  

alphabet_to_cuts: Translates an alphabet size into the array of corresponding...  
bags_to_tfidf: Computes a TFIDF weight vectors for a set of word bags.  
CBF: A standard UCR CylinderBellFunnel dataset from...  
cosine_dist: Computes the cosine similarity between numeric vectors  
cosine_sim: Computes the cosine distance value between a bag of words and...  
early_abandoned_dist: Finds the Euclidean distance between points, if distance is...  
ecg0606: A PHYSIONET dataset  
euclidean_dist: Finds the Euclidean distance between points.  
find_discords_brute_force: Finds a discord using brute force algorithm.  
find_discords_hotsax: Finds a discord (i.e. time series anomaly) with HOTSAX....  
find_discords_rra: Finds a discord with RRA (Rare Rule Anomaly) algorithm....  
Gun_Point: A standard UCR Gun Point dataset from...  
idx_to_letter: Get the ASCII letter by an index.  
is_equal_mindist: Compares two strings using mindist.  
is_equal_str: Compares two strings using natural letter ordering.  
letters_to_idx: Get an ASCII indexes sequence for a given character array.  
letter_to_idx: Get the index for an ASCII letter.  
manyseries_to_wordbag: Converts a set of timeseries into a single bag of words.  
min_dist: Computes the mindist value for two strings  
paa: Computes a Piecewise Aggregate Approximation (PAA) for a time...  
sax_by_chunking: Discretize a time series with SAX using chunking (no sliding...  
sax_distance_matrix: Generates a SAX MinDist distance matrix (i.e. the "lookup...  
sax_via_window: Discretizes a time series with SAX via sliding window.  
series_to_chars: Transforms a time series into the char array using SAX and...  
series_to_string: Transforms a time series into the string.  
series_to_wordbag: Converts a single time series into a bag of words.  
str_to_repair_grammar: Runs the repair on a string.  
subseries: Extracts a subseries.  
znorm: Znormalizes a time series by subtracting its mean and... 
Functions  

CBF  Man page 
Gun_Point  Man page 
alphabet_to_cuts  Man page Source code 
bags_to_tfidf  Man page Source code 
cosine_dist  Man page Source code 
cosine_sim  Man page Source code 
early_abandoned_dist  Man page Source code 
ecg0606  Man page 
euclidean_dist  Man page Source code 
find_discords_brute_force  Man page Source code 
find_discords_hotsax  Man page Source code 
find_discords_rra  Man page Source code 
idx_to_letter  Man page Source code 
is_equal_mindist  Man page Source code 
is_equal_str  Man page Source code 
letter_to_idx  Man page Source code 
letters_to_idx  Man page Source code 
manyseries_to_wordbag  Man page Source code 
min_dist  Man page Source code 
paa  Man page Source code 
sax_by_chunking  Man page Source code 
sax_distance_matrix  Man page Source code 
sax_via_window  Man page Source code 
series_to_chars  Man page Source code 
series_to_string  Man page Source code 
series_to_wordbag  Man page Source code 
str_to_repair_grammar  Man page Source code 
subseries  Man page Source code 
znorm  Man page Source code 
Files  

inst
 
inst/include
 
inst/include/jmotif.h
 
tests
 
tests/testthat.R  
tests/testthat
 
tests/testthat/test_min_dist.R  
tests/testthat/test_discord_hot_sax.R  
tests/testthat/test_SAX_strategies.R  
tests/testthat/test_early_abandoned_dist.R  
tests/testthat/test_subseries.R  
tests/testthat/test_str_equal.R  
tests/testthat/test_cuts.R  
tests/testthat/test_discord_rra.R  
tests/testthat/test_wordbag.R  
tests/testthat/test_discord_brute_force.R  
tests/testthat/test_tfidf.R  
tests/testthat/test_cosines.R  
tests/testthat/test_euclidean_dist.R  
tests/testthat/test_RePair_in_Paper.R  
tests/testthat/test_RePair_via_decompression.R  
tests/testthat/test_str.R  
tests/testthat/test_cosine_sim.R  
tests/testthat/test_PAA.R  
tests/testthat/test_min_dist_equal.R  
tests/testthat/test_SAX_simple.R  
tests/testthat/test_SAX_via_window.R  
tests/testthat/test_znorm.R  
src
 
src/znorm.cpp
 
src/string.cpp
 
src/Makevars
 
src/sax.cpp
 
src/repair_rule.cpp
 
src/discord.cpp
 
src/visit_registry.cpp
 
src/saxvsm.cpp
 
src/repair_symbol.cpp
 
src/repair_priority_queue.cpp
 
src/repair_guard.cpp
 
src/repair_symbol_record.cpp
 
src/paa.cpp
 
src/repair.cpp
 
src/jmotif.cpp
 
src/utils.cpp
 
src/hotsax.cpp
 
src/distance.cpp
 
src/rra.cpp
 
src/repair_digram.cpp
 
src/RcppExports.cpp
 
NAMESPACE
 
data
 
data/ECG0606.rda
 
data/Gun_Point.rda
 
data/CBF.rda
 
data/datalist
 
R
 
R/jmotif.R  
R/data.R  
R/RcppExports.R  
README.md  
MD5
 
DESCRIPTION
 
man
 
man/manyseries_to_wordbag.Rd  
man/cosine_sim.Rd  
man/sax_distance_matrix.Rd  
man/series_to_string.Rd  
man/CBF.Rd  
man/cosine_dist.Rd  
man/str_to_repair_grammar.Rd  
man/series_to_wordbag.Rd  
man/sax_via_window.Rd  
man/alphabet_to_cuts.Rd  
man/find_discords_hotsax.Rd  
man/sax_by_chunking.Rd  
man/is_equal_str.Rd  
man/letter_to_idx.Rd  
man/euclidean_dist.Rd  
man/znorm.Rd  
man/series_to_chars.Rd  
man/letters_to_idx.Rd  
man/ecg0606.Rd  
man/paa.Rd  
man/find_discords_rra.Rd  
man/find_discords_brute_force.Rd  
man/is_equal_mindist.Rd  
man/early_abandoned_dist.Rd  
man/Gun_Point.Rd  
man/idx_to_letter.Rd  
man/subseries.Rd  
man/bags_to_tfidf.Rd  
man/min_dist.Rd 
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