module DataMining
Public Class Methods
execute(transform_data, min_conf, min_sup)
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Your code goes hereā¦
# File lib/log_analysis/data_mining.rb, line 8 def self.execute(transform_data, min_conf, min_sup) File.open(LogAnalysis::TRANSFORM_DATA_PATH, 'w+') { |f| transform_data.keys.each { |e| f.puts(transform_data[e].map { |i| i.is_a?(Array) ? i.join(' ') : i }.join(' -1 ').concat(' -1 -2')) } } system("java -jar #{LogAnalysis::JAR_FILE_PATH} run SPADE #{LogAnalysis::TRANSFORM_DATA_PATH} #{LogAnalysis::RULE_FILE_PATH} #{min_sup}%") rule_gen(get_seq(File.read(LogAnalysis::RULE_FILE_PATH)), min_conf) end
get_seq(seq_str)
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# File lib/log_analysis/data_mining.rb, line 41 def self.get_seq(seq_str) seq = seq_str.split("\n") seq.each_with_object([]) do |s, arr| split_seq = s.split('-1') arr.push([split_seq[0..-2], split_seq[-1][-1].to_f]) end end
rule_gen(seqs, min_conf)
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# File lib/log_analysis/data_mining.rb, line 14 def self.rule_gen(seqs, min_conf) seqs.each_with_object([]) { |seq, arr| seqs.each { |sub| arr.push([seq[0], sub[0], seq[1] / sub[1]]) if sub[0] != seq[0] && sub_seq?(sub[0], seq[0]) && seq[1] / sub[1] >= min_conf } } end
sub?(str, sub)
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# File lib/log_analysis/data_mining.rb, line 34 def self.sub?(str, sub) mark_sub = 0 sub.split(' ').each { |char| mark_sub += 1 if str.include?(char) } mark_sub == sub.split(' ').size end
sub_seq?(first, second)
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# File lib/log_analysis/data_mining.rb, line 18 def self.sub_seq?(first, second) ptr = 0 first.each do |sub| return false if ptr >= second.size (ptr..second.size - 1).each do |n| if sub?(second[n], sub) ptr = n + 1 break end return false if ptr == second.size - 1 end end true end