Module: VK

Defined in:
lib/valkey/objects.rb

Defined Under Namespace

Classes: BOOK, CORPUS, COUNTER, CRi, HASH, HASHLIST, O, PLACE, QUEUE, SET, SORTEDHASH, SORTEDSET, TIMESTAMP, TOGGLE, VALUE, VECTOR

Constant Summary collapse

@@XX = 
{}
@@SENTIMENT_THRESHOLD = 
0.9
@@CRi = 
Hash.new { |h,k| h[k] = CRi.new(k) }
@@VI = 
Hash.new { |h,k| h[k] = [] }
@@VC = 
Hash.new { |h,k| h[k] = Knn::Classifier.new(@@VI[k], SquaredEuclideanCalculator) }
@@TOKENIZER = 
Tokenizer::WhitespaceTokenizer.new(:en)
@@WORDLIST = 
CORPUS.new(%[WORDLIST])

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.at(epoch) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 209

def self.at epoch
  Time.at epoch
end

.classify(a, b) ⇒ Object

Bayesean Classification

Determine the A OR B of an example.

VK.classify(“catagory A”, “Catagory B”).



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# File 'lib/valkey/objects.rb', line 234

def self.classify(a, b)
  ClassifierReborn::Bayes.new(a, b)
end

.clock(*t) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 213

def self.clock *t
  if t[0]
    Time.now.utc.to_i - t[0].to_i
  else
    Time.now.utc.to_i
  end
end

.embed(i) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 792

def self.embed i
  m = VK.tokenize(i).map { |e| VK.wordlist[e].to_f }
  return [m, Array.new(2048 - m.length, 0.0)].flatten
end

.extended(x) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 25

def self.extended(x)
  ##
  # Example:
  # class ExmpleObject
  #  include VK
  #
  ## Add Object Containers by Value Type:
  #  value :myValue
  #  counter :myCounter
  #  hashkey :myHashKey
  #  sortedset :mySortedSet
  #  set :mySet
  #  queue :myQueue
  #  place :myPlace
  #  toggle :myToggle
  #  ticker :myTicker
  #  entry :myEntry
  #
  ## Add an Object Container With an Implicit Expiration:
  #  value :myExpiringValue, ttl: (seconds to live without interaction)
  #
  #  def initialize k
  #   @id = k
  #  end
  # end
  ##
  # Create the Object:
  # @obj = ExampleObject.new('object id...')
  ##
  # For all object methods:
  # @obj.myObjectContainer.expire(seconds)
  # @obj.myObjectContainer.delete!
  # 
  xx = x.name.gsub("::", "-")
  ##
  # Object Method Types: 
  ##
  # A String Value
  ##
  # value :myValue
  # @obj.myValue
  # @obj.myValue.exist?
  # @obj.myValue.value = "my value"
  # @obj.myValue.value => "my value"
  define_method(:value) { |k, h={}| define_method(k.to_sym) { VALUE.new(%[#{xx}:value:#{k}:#{@id}], h) } };
  ##
  # A Number Value 
  ##
  # counter :myCounter
  # @obj.myCounter
  # @obj.myCounter.exist?
  # @obj.myCounter.value = number
  # @obj.myCounter.value => number
  # @obj.myCounter.incr number                                                                                                                
  # @obj.myCounter.decr number    
  #
  define_method(:counter) { |k, h={}| define_method(k.to_sym) { COUNTER.new(%[#{xx}:counter:#{k}:#{@id}], h); } };
  ##
  # An Epoch Value
  ##
  # timestamp :myTimestamp
  # @obj.myTimestamp
  # @obj.myTimestamp.exist?
  # @obj.myTimestamp.value!
  # @obj.myTimestamp.value => epoch
  # @obj.myTimestamp.ago => Seconds since epoch
  # @obj.myTimestamp.to_time => Time object
  define_method(:timestamp) { |k, h={}| define_method(k.to_sym) { TIMESTAMP.new(%[#{xx}:timestamp:#{k}:#{@id}], h) } }
  ##
  # A Hash Value
  ##
  # hashkey :myHashKey
  # @obj.myHashKey
  # @obj.myHashKey[:key] = value
  # @obj.myHashKey[:key] => "value"
  # @obj.myHashKey.update({ key: 'value', ... })
  define_method(:hashkey) { |k, h={}| define_method(k.to_sym) { HASH.new(%[#{xx}:hashkey:#{k}:#{@id}], h); } };
  ##
  # A Sorted Set Value
  ##
  # sortedset :mySortedSet
  # @obj.mySortedSet
  # @obj.mySortedSet[:key] = value                                                                                                                 
  # @obj.mySortedSet[:key] => ...    
  # @obj.mySortedSet.value { |key, i| ... }
  # @obj.mySortedSet.poke key, number
  #
  define_method(:sortedset) { |k, h={}| define_method(k.to_sym) { SORTEDSET.new(%[#{xx}:sortedset:#{k}:#{@id}], h); } };
  ##
  # A Collection of Values
  ##
  # set :mySet
  # @obj.mySet
  # @obj.mySet << "x"
  # @obj.myset.rm "x"
  # @obj.mySet & @obj.otherSet
  # @obj.mySet | @obj.otherSet
  # @obj.myset["pattern"]
  # @obj.mySet.value { |key, i| ... }    
  #    
  define_method(:set) { |k, h={}| define_method(k.to_sym) { SET.new(%[#{xx}:set:#{k}:#{@id}], h); } };
  ##
  # A List of Values
  ##
  # queue :myQueue
  # @obj.myQueue
  # @obj.myQueue << "x"
  # @obj.myQueue.front => "x" and pop
  # @obj.myQueue.last => last in queue
  # @obj.myQueue.value { |key, i| ... }    
  #
  define_method(:queue) { |k, h={}| define_method(k.to_sym) { QUEUE.new(%[#{xx}:queue:#{k}:#{@id}], h); } };
  ##
  # A Collection of Places
  ##
  # place :myPlace
  # @obj.myPlace
  # @obj.myPlace.add "key", longitude, latitude
  # @obj.myPlace["key"] => { longitude: xx, latitude: yy }
  # @obj.myPlace.distance "key", "other key"
  # @obj.myPlace.radius longitude, latitude, distance
  # @obj.myPlace.value { |key, i| ... }
  #
  define_method(:place) { |k, h={}| define_method(k.to_sym) { PLACE.new(%[#{xx}:place:#{k}:#{@id}], h); } };
  ##
  # A Boolean Value
  ##
  # toggle :myToggle
  # @obj.myToggle
  # @obj.myToggle.exist?
  # @obj.myToggle.value = bool
  # @obj.myToggle.value => ...
  # @obj.myToggle.value! => value = !value
  #
  define_method(:toggle) { |k, h={}| define_method(k.to_sym) { TOGGLE.new(%[#{xx}:toggle:#{k}:#{@id}], h); } };
  ##
  # A Sorted Hash of Values 
  ##
  # ticker :myTicker
  # @obj.myTicker
  # @obj.myTicker[:key] = value
  # @obj.myTicker[:key] => "value"
  # @obj.myticker.value { |i,e| ... }
  define_method(:ticker) { |k, h={}| define_method(k.to_sym) { SORTEDHASH.new(%[#{xx}:ticker:#{k}:#{@id}], h); } };
  ##
  # A List of Hashes
  ##
  # entry :myEntry
  # @obj.myEntry
  # @obj.myEntry << { key: 'value', ... }
  # @obj.myEntry.value { |i,e| ... }
  define_method(:entry) { |k, h={}| define_method(k.to_sym) { HASHLIST.new(%[#{xx}:entry:#{k}:#{@id}], h); } };
  ##
  # A list of Strings
  ##
  # vector :myVector
  # @obj.myVector
  # @obj.myVector << "An Entry of Text."
  # @obj.myVector.value { |i,e| ... }
  # @obj.myvector[0] = "An Entry of Text."
  define_method(:vector) { |k, h={}| define_method(k.to_sym) { VECTOR.new(%[#{xx}:vector:#{k}:#{@id}], h); } };
  ##
  # An ordered list of strings.
  ##
  # vector :myCorpus
  # @obj.myCorpus
  # @obj.myCorpus.value { |i,e| ... }
  # @obj.myCorpus["An entry"] => 5
  define_method(:corpus) { |k, h={}| define_method(k.to_sym) { CORPUS.new(%[#{xx}:corpus:#{k}:#{@id}], h); } }; 
  ##
  # An ordered list of strings.
  ##
  # book :myBook
  # @obj.myBook
  # @obj.myBook.value { |index,entry,embedding| ... }
  # @obj.mybook.near("Some entry") => [...]
  # @obj.myBook["An entry"] => 5
  define_method(:book) { |k, h={}| define_method(k.to_sym) { BOOK.new(%[#{xx}:book:#{k}:#{@id}], h); } };    
end

.feels(x) ⇒ Object

Sentiment Analysis.

VK.feels(“Some text”)



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# File 'lib/valkey/objects.rb', line 245

def self.feels x
  Sentimental.new(threshold: @@SENTIMENT_THRESHOLD).sentiment
end

.flushdb! ⇒ Object 



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# File 'lib/valkey/objects.rb', line 797

def self.flushdb!
  VK.redis.call("FLUSHDB")
end

.included(x) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 21

def self.included(x)
  x.extend VK
end

.index ⇒ Object

Vector Indexing

Vector (of text) -> concept (index)

  • Find text concept based upon known examples.

  • Learn new examples of a concept.

  • Find examples from within clusters.

index[‘Text to classify’] => :index index.learn(“Text to classify”, :index) index.search(“Similar text.”, 5) => [“Similar text?”, “other similar text”, …]



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# File 'lib/valkey/objects.rb', line 276

def self.index
  @@CRi
end

.keys(k = '*') ⇒ Object 



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# File 'lib/valkey/objects.rb', line 801

def self.keys k='*'
  VK.redis.call("KEYS", k)
end

.learn(fact, index) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 777

def self.learn fact, index
  @@CRi[index.to_sym].learn fact, index
  @@VI[index] << fact
end

.redis ⇒ Object 



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# File 'lib/valkey/objects.rb', line 221

def self.redis
  @redis ||= ConnectionPool::Wrapper.new do
    RedisClient.config(host: "127.0.0.1", port: 6379, db: 0).new_client
  end
end

.threshold(n) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 238

def self.threshold n
  @@SENTIMENT_THRESHOLD = n
end

.threshold=(n) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 734

def self.threshold= n
  @@SENTIMENT_THRESHOLD = n
end

.tokenize(i) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 783

def self.tokenize i
  @@TOKENIZER.tokenize(i)  
end

.txt(f, &b) ⇒ Object 



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# File 'lib/valkey/objects.rb', line 805

def self.txt f, &b
  x = File.read(f).gsub(/\n\n+/,"\n\n").gsub(/  +/, " ").split("\n\n").map { |e| e.gsub(/\n/, " ") }
  if block_given?
x.map { |e| b.call(e) }
  else
return x
  end
end

.vector(vectors, size) ⇒ Object

Vector Engine

Return known string based upon nearest neighbor by vector of number.

vector([[“return val”, 0, 1, 2, …], …]).classify([“guess”, 0, 1, 2, …]) => “return val”



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# File 'lib/valkey/objects.rb', line 285

def self.vector vectors, size
  Knn::Classifier.new(vectors, SquaredEuclideanCalculator)
end

.wordlist ⇒ Object 



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# File 'lib/valkey/objects.rb', line 788

def self.wordlist
  @@WORDLIST
end

Instance Method Details

#id ⇒ Object 



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# File 'lib/valkey/objects.rb', line 205

def id
  @id
end