Esempio n. 1
0
        public void AddItem(IWordItem item)
        {
            if (item == null)
            {
                return;
            }

            if (!item.IsSimple)
            {
                throw new ProcessingException("Can add only simple word item type");
            }

            if (item.IsSimpleConjunction())
            {
                return;
            }

            if (items.Count > 0)
            {
                var previous = items[items.Count - 1];
                item.Relationship.Previous = previous;
                previous.Relationship.Next = item;
            }

            items.Add(item);
            if (item.Parent != null)
            {
                item.Parent.Relationship.Part = this;
            }

            item.Relationship.Part = this;
            AddRelationship(item);
            windowItems.Add(item, item);
            windowItems.Increment();
        }
        public void Process(Document document)
        {
            if (document is null)
            {
                throw new ArgumentNullException(nameof(document));
            }

            var table =
                new AutoEvictingDictionary <WordEx, WordsContext>(length: WindowSize);
            var sentences =
                new AutoEvictingDictionary <SentenceItem, SentenceItem>(length: WindowSize);

            foreach (SentenceItem sentenceItem in document.Sentences)
            {
                table.Increment();
                sentences.Increment();
                sentences.Add(sentenceItem, sentenceItem);
                foreach (WordEx word in sentenceItem.Words)
                {
                    WordsContext current = GetVector(word).CreateNewVector();
                    current.SentimentValue = sentences.Values.Select(item => item.CalculateSentiment().RawRating).Where(item => item.HasValue).Select(item => item.Value).Sum();
                    foreach (WordsContext addedRecords in table.Values)
                    {
                        addedRecords.AddContext(word);
                        current.AddContext(addedRecords.Word);
                    }

                    table[word] = current;
                }
            }
        }
        public void Test()
        {
            var dictionary = new AutoEvictingDictionary <string, string>(StringComparer.OrdinalIgnoreCase, 2);

            dictionary.Add("Test", "DataValue");
            Assert.AreEqual("DataValue", dictionary.Get("Test"));
            Assert.AreEqual("DataValue", dictionary.Get("test"));
            dictionary.Increment();
            Assert.AreEqual("DataValue", dictionary.Get("Test"));
            dictionary.Increment();
            Assert.AreEqual(null, dictionary.Get("Test"));
        }
        public void TestDefault()
        {
            var dictionary = new AutoEvictingDictionary <string, string>();

            dictionary.Add("Test", "DataValue");
            Assert.AreEqual("DataValue", dictionary.Get("Test"));
            Assert.AreEqual(null, dictionary.Get("test"));
            dictionary.Increment();
            dictionary.Increment();
            dictionary.Increment();
            Assert.AreEqual("DataValue", dictionary.Get("Test"));
            dictionary.Increment();
            Assert.AreEqual(null, dictionary.Get("Test"));
        }