Example #1
0
        public void TestRandomExcluding()
        {
            _target = new WordVectors(10);
            var wv1 = new WordVector {Name = "wv1" };
            var wv2 = new WordVector { Name = "wv2" }; ;
            var wv3 = new WordVector { Name = "wv3" }; ;
            var wv4 = new WordVector { Name = "wv4" }; ;

            _target.TryAdd("wv1", wv1);
            _target.TryAdd("wv2", wv2);
            _target.TryAdd("wv3", wv3);
            _target.TryAdd("wv4", wv4);

            var result = _target.RandomExcluding(new HashSet<WordVector> {wv1, wv2, wv3});
            result.Should().Be(wv4);
        }
        public void TestTrain()
        {
            var stream = new StringReader(@"Hey! Look here!");
            var storyReader = new StoryReader(stream);
            var sentences = storyReader.ReadStory();
            var wordVectors = new WordVectors(10);
            wordVectors.TryAdd("Hey", new WordVector { Name = "Hey" });
            wordVectors.TryAdd("Look", new WordVector { Name = "Look" });
            wordVectors.TryAdd("here", new WordVector { Name = "here" });
            wordVectors.TryAdd("Test", new WordVector { Name = "Test" });
            wordVectors.TryAdd("!", new WordVector { Name = "!" });

            var contextMaps = new ContextMaps();
            var target = new SentenceLearner(wordVectors, sentences, contextMaps);

            var trainingPlan = target.PreparePlan(4);
            //should train Hey,ctx0,1; Look,ctx0,0; here,ctx0,-1, here,ctx1,1
            trainingPlan.ContainsPlanStep(new WrittenWord("Hey"), TrainingOutput.Complete).Should().BeTrue();
            trainingPlan.ContainsPlanStep(new WrittenWord("Look"), TrainingOutput.Incomplete).Should().BeTrue();
            trainingPlan.ContainsPlanStep(new WrittenWord("Test"), TrainingOutput.Incomplete).Should().BeFalse();
        }
        public void TestTrain2()
        {
            var stream = new StringReader(@"Hey! Look here!");
            var storyReader = new StoryReader(stream);
            var sentences = storyReader.ReadStory();
            var wordVectors = new WordVectors(10);
            var contextMaps = new ContextMaps();
            wordVectors.TryAdd("Hey", new WordVector { Name = "Hey" });
            wordVectors.TryAdd("Look", new WordVector { Name = "Look" });
            wordVectors.TryAdd("here", new WordVector { Name = "here" });
            wordVectors.TryAdd("Test", new WordVector { Name = "Test" });
            wordVectors.TryAdd("!", new WordVector { Name = "!" });

            var target = new SentenceLearner(wordVectors, sentences, contextMaps);

            var plan = target.PreparePlan(4);

            target.ExecutePlan(plan, MorphoSyntacticContext.InitialState());

            var weights = target.GetWeightsForWord(new WrittenWord("Hey"));
        }