Provides utility methods for working with strings while calculating the top items within a Twitter search network.
Inheritance: Object
Ejemplo n.º 1
0
        ConcatenateTopStringsByCount
        (
            IEnumerable <IEdge> edges,
            String edgeColumnName,
            Int32 maximumTopStrings
        )
        {
            Debug.Assert(edges != null);
            Debug.Assert(!String.IsNullOrEmpty(edgeColumnName));
            Debug.Assert(maximumTopStrings > 0);

            Dictionary <String, Int32> oStringCounts =
                TwitterSearchNetworkStringUtil.CountDelimitedStringsInEdgeColumn(
                    edges, edgeColumnName);

            return(TwitterSearchNetworkStringUtil.ConcatenateTopStrings(
                       oStringCounts, maximumTopStrings));
        }
Ejemplo n.º 2
0
        ConcatenateTopStringsBySalience
        (
            IEnumerable <IEdge> edges,
            String edgeColumnName,
            Int32 maximumTopStrings
        )
        {
            Debug.Assert(edges != null);
            Debug.Assert(!String.IsNullOrEmpty(edgeColumnName));
            Debug.Assert(maximumTopStrings > 0);

            // Don't convert to lower case (bitly URLs are case-sensitive, for
            // example), and don't skip any words.

            WordCounter oWordCounter = new WordCounter(false, new String[0]);

            oWordCounter.SkipUrlsAndPunctuation = false;

            foreach (IEdge oEdge in edges)
            {
                String sSpaceDelimitedCellValue;

                if (oEdge.TryGetNonEmptyStringValue(edgeColumnName,
                                                    out sSpaceDelimitedCellValue))
                {
                    oWordCounter.CountTermsInDocument(sSpaceDelimitedCellValue);
                }
            }

            oWordCounter.CalculateSalienceOfCountedTerms();

            return(String.Join(TwitterSearchNetworkWordMetricUtil.WordSeparator,

                               TwitterSearchNetworkStringUtil.TakeTopStringsAsArray(

                                   (from CountedWord oCountedWord in oWordCounter.CountedTerms
                                    orderby oCountedWord.Salience descending
                                    select oCountedWord.Word),

                                   maximumTopStrings
                                   )));
        }
        ConcatenateTopWordsOrWordPairs
        (
            List <GraphMetricValueOrdered> topWordsOrWordPairs,
            Boolean concatenateTopWords,
            Int32 maximumTopWordsOrWordPairs
        )
        {
            Debug.Assert(topWordsOrWordPairs != null);
            Debug.Assert(maximumTopWordsOrWordPairs > 0);

            return(String.Join(

                       concatenateTopWords ? WordSeparator : WordPairSeparator,

                       TwitterSearchNetworkStringUtil.TakeTopStringsAsArray(

                           (from oGroupMetricValueWithID in topWordsOrWordPairs

                            select ExcelTextUtil.UnforceCellText(
                                (String)oGroupMetricValueWithID.Value))
                           ,
                           maximumTopWordsOrWordPairs)
                       ));
        }
Ejemplo n.º 4
0
        ConcatenateTopWordsAndWordPairs
        (
            IEnumerable <IEdge> oEdges,
            String sStatusEdgeColumnName,
            Int32 iMaximumTopStrings,
            WordCounter oWordCounter,
            WordPairCounter oWordPairCounter,
            out String sTopWordsInTweetByCount,
            out String sTopWordsInTweetBySalience,
            out String sTopWordPairsInTweetByCount,
            out String sTopWordPairsInTweetBySalience
        )
        {
            Debug.Assert(oEdges != null);
            Debug.Assert(!String.IsNullOrEmpty(sStatusEdgeColumnName));
            Debug.Assert(iMaximumTopStrings > 0);
            Debug.Assert(oWordCounter != null);
            Debug.Assert(oWordPairCounter != null);

            oWordCounter.Clear();
            oWordPairCounter.Clear();

            foreach (IEdge oEdge in oEdges)
            {
                String sStatus;

                if (oEdge.TryGetNonEmptyStringValue(sStatusEdgeColumnName,
                                                    out sStatus))
                {
                    oWordCounter.CountTermsInDocument(sStatus);
                    oWordPairCounter.CountTermsInDocument(sStatus);
                }
            }

            oWordCounter.CalculateSalienceOfCountedTerms();
            oWordPairCounter.CalculateSalienceOfCountedTerms();

            sTopWordsInTweetByCount = String.Join(

                TwitterSearchNetworkWordMetricUtil.WordSeparator,

                TwitterSearchNetworkStringUtil.TakeTopStringsAsArray(

                    (from CountedWord oCountedWord in oWordCounter.CountedTerms
                     orderby oCountedWord.Count descending
                     select oCountedWord.Word)
                    ,
                    iMaximumTopStrings
                    ));

            sTopWordsInTweetBySalience = String.Join(

                TwitterSearchNetworkWordMetricUtil.WordSeparator,

                TwitterSearchNetworkStringUtil.TakeTopStringsAsArray(

                    (from CountedWord oCountedWord in oWordCounter.CountedTerms
                     orderby oCountedWord.Salience descending
                     select oCountedWord.Word)
                    ,
                    iMaximumTopStrings
                    ));

            sTopWordPairsInTweetByCount = String.Join(

                TwitterSearchNetworkWordMetricUtil.WordPairSeparator,

                TwitterSearchNetworkStringUtil.TakeTopStringsAsArray(

                    (from CountedWordPair oCountedWordPair in
                     oWordPairCounter.CountedTerms

                     orderby oCountedWordPair.Count descending

                     select TwitterSearchNetworkWordMetricUtil.FormatWordPair(
                         oCountedWordPair))
                    ,
                    iMaximumTopStrings
                    ));

            sTopWordPairsInTweetBySalience = String.Join(

                TwitterSearchNetworkWordMetricUtil.WordPairSeparator,

                TwitterSearchNetworkStringUtil.TakeTopStringsAsArray(

                    (from CountedWordPair oCountedWordPair in
                     oWordPairCounter.CountedTerms

                     orderby oCountedWordPair.Salience descending

                     select TwitterSearchNetworkWordMetricUtil.FormatWordPair(
                         oCountedWordPair))
                    ,
                    iMaximumTopStrings
                    ));
        }