diff --git a/vipra-cmd/src/main/java/de/vipra/cmd/lda/DTMAnalyzer.java b/vipra-cmd/src/main/java/de/vipra/cmd/lda/DTMAnalyzer.java
index 5c9eeef9e68349cf1f1354a07d72030323c43ce9..c209d580ee4e2063be5e739edb39136a946b2850 100644
--- a/vipra-cmd/src/main/java/de/vipra/cmd/lda/DTMAnalyzer.java
+++ b/vipra-cmd/src/main/java/de/vipra/cmd/lda/DTMAnalyzer.java
@@ -188,6 +188,7 @@ public class DTMAnalyzer extends Analyzer {
 				newWindow.setId(idxSeq);
 				newWindow.setStartDate(seqindex.getStartDate(idxSeq));
 				newWindow.setEndDate(seqindex.getEndDate(idxSeq));
+				newWindow.setWindowResolution(Constants.WINDOW_RESOLUTION);
 				newWindows.add(newWindow);
 			}
 
diff --git a/vipra-util/src/main/java/de/vipra/util/Constants.java b/vipra-util/src/main/java/de/vipra/util/Constants.java
index e7a1d30b11d8796c84948c69c3488d778afd9856..dac5d0e553e81c68374b0f3930076434489870c8 100644
--- a/vipra-util/src/main/java/de/vipra/util/Constants.java
+++ b/vipra-util/src/main/java/de/vipra/util/Constants.java
@@ -7,6 +7,7 @@ import java.util.Calendar;
 import java.util.Date;
 import java.util.GregorianCalendar;
 import java.util.List;
+import java.util.TimeZone;
 
 public class Constants {
 
@@ -137,10 +138,10 @@ public class Constants {
 	 */
 	public static final List<String> STOPWORDS = Arrays.asList("'ll", "'ve", "a", "a's", "able", "about", "above",
 			"abst", "accordance", "according", "accordingly", "across", "act", "actually", "added", "adj", "affected",
-			"affecting", "affects", "after", "afterwards", "again", "against", "ah", "ain't", "all", "allow", "allows",
-			"almost", "alone", "along", "already", "also", "although", "always", "am", "among", "amongst", "amoungst",
-			"amount", "an", "and", "announce", "another", "any", "anybody", "anyhow", "anymore", "anyone", "anything",
-			"anyway", "anyways", "anywhere", "apart", "apparently", "appear", "appreciate", "appropriate",
+			"affecting", "affects", "after", "afterwards", "again", "against", "ah", "ain't", "aint", "all", "allow",
+			"allows", "almost", "alone", "along", "already", "also", "although", "always", "am", "among", "amongst",
+			"amoungst", "amount", "an", "and", "announce", "another", "any", "anybody", "anyhow", "anymore", "anyone",
+			"anything", "anyway", "anyways", "anywhere", "apart", "apparently", "appear", "appreciate", "appropriate",
 			"approximately", "are", "area", "areas", "aren", "aren't", "arent", "arise", "around", "as", "aside", "ask",
 			"asked", "asking", "asks", "associated", "at", "auth", "available", "away", "awfully", "b", "back",
 			"backed", "backing", "backs", "be", "became", "because", "become", "becomes", "becoming", "been", "before",
@@ -148,40 +149,41 @@ public class Constants {
 			"below", "beside", "besides", "best", "better", "between", "beyond", "big", "bill", "biol", "both",
 			"bottom", "brief", "briefly", "but", "by", "c", "c'mon", "c's", "ca", "call", "came", "can", "can't",
 			"cannot", "cant", "case", "cases", "cause", "causes", "certain", "certainly", "changes", "clear", "clearly",
-			"co", "com", "come", "comes", "computer", "con", "concerning", "consequently", "consider", "considering",
-			"contain", "containing", "contains", "corresponding", "could", "couldn't", "couldnt", "course", "cry",
-			"currently", "d", "date", "de", "definitely", "describe", "described", "despite", "detail", "did", "didn't",
-			"differ", "different", "differently", "do", "does", "doesn't", "doing", "don't", "done", "down", "downed",
-			"downing", "downs", "downwards", "due", "during", "e", "each", "early", "ed", "edu", "effect", "eg",
-			"eight", "eighty", "either", "eleven", "else", "elsewhere", "empty", "end", "ended", "ending", "ends",
-			"enough", "entirely", "especially", "et", "et-al", "etc", "even", "evenly", "ever", "every", "everybody",
-			"everyone", "everything", "everywhere", "ex", "exactly", "example", "except", "f", "face", "faces", "fact",
-			"facts", "far", "felt", "few", "ff", "fifteen", "fifth", "fify", "fill", "find", "finds", "fire", "first",
-			"five", "fix", "followed", "following", "follows", "for", "former", "formerly", "forth", "forty", "found",
-			"four", "from", "front", "full", "fully", "further", "furthered", "furthering", "furthermore", "furthers",
-			"g", "gave", "general", "generally", "get", "gets", "getting", "give", "given", "gives", "giving", "go",
-			"goes", "going", "gone", "good", "goods", "got", "gotten", "great", "greater", "greatest", "greetings",
-			"group", "grouped", "grouping", "groups", "h", "had", "hadn't", "happens", "hardly", "has", "hasn't",
-			"hasnt", "have", "haven't", "having", "he", "he'd", "he'll", "he's", "hed", "hello", "help", "hence", "her",
-			"here", "here's", "hereafter", "hereby", "herein", "heres", "hereupon", "hers", "herse", "herself", "hes",
-			"hi", "hid", "high", "higher", "highest", "him", "himse", "himself", "his", "hither", "home", "hopefully",
-			"how", "how's", "howbeit", "however", "hundred", "i", "i'd", "i'll", "i'm", "i've", "id", "ie", "if",
-			"ignored", "im", "immediate", "immediately", "importance", "important", "in", "inasmuch", "inc", "indeed",
-			"index", "indicate", "indicated", "indicates", "information", "inner", "insofar", "instead", "interest",
-			"interested", "interesting", "interests", "into", "invention", "inward", "is", "isn't", "it", "it'd",
-			"it'll", "it's", "itd", "its", "itse", "itself", "j", "just", "k", "keep", "keeps", "kept", "kg", "kind",
-			"km", "knew", "know", "known", "knows", "l", "large", "largely", "last", "lately", "later", "latest",
-			"latter", "latterly", "least", "less", "lest", "let", "let's", "lets", "like", "liked", "likely", "line",
-			"little", "long", "longer", "longest", "look", "looking", "looks", "ltd", "m", "made", "mainly", "make",
-			"makes", "making", "man", "many", "may", "maybe", "me", "mean", "means", "meantime", "meanwhile", "member",
-			"members", "men", "merely", "mg", "might", "mill", "million", "mine", "miss", "ml", "more", "moreover",
-			"most", "mostly", "move", "mr", "mrs", "much", "mug", "must", "mustn't", "my", "myse", "myself", "n", "na",
-			"name", "namely", "nay", "nd", "near", "nearly", "necessarily", "necessary", "need", "needed", "needing",
-			"needs", "neither", "never", "nevertheless", "new", "newer", "newest", "next", "nine", "ninety", "no",
-			"nobody", "non", "none", "nonetheless", "noone", "nor", "normally", "nos", "not", "noted", "nothing",
-			"novel", "now", "nowhere", "number", "numbers", "o", "obtain", "obtained", "obviously", "of", "off",
-			"often", "oh", "ok", "okay", "old", "older", "oldest", "omitted", "on", "once", "one", "ones", "only",
-			"onto", "open", "opened", "opening", "opens", "or", "ord", "order", "ordered", "ordering", "orders",
+			"cmon", "co", "com", "come", "comes", "computer", "con", "concerning", "consequently", "consider",
+			"considering", "contain", "containing", "contains", "corresponding", "could", "couldn't", "couldnt",
+			"course", "cry", "cs", "currently", "d", "date", "de", "definitely", "describe", "described", "despite",
+			"detail", "did", "didn't", "didnt", "differ", "different", "differently", "do", "does", "doesn't", "doesnt",
+			"doing", "don't", "done", "dont", "down", "downed", "downing", "downs", "downwards", "due", "during", "e",
+			"each", "early", "ed", "edu", "effect", "eg", "eight", "eighty", "either", "eleven", "else", "elsewhere",
+			"empty", "end", "ended", "ending", "ends", "enough", "entirely", "especially", "et", "et-al", "etc", "even",
+			"evenly", "ever", "every", "everybody", "everyone", "everything", "everywhere", "ex", "exactly", "example",
+			"except", "f", "face", "faces", "fact", "facts", "far", "felt", "few", "ff", "fifteen", "fifth", "fify",
+			"fill", "find", "finds", "fire", "first", "five", "fix", "followed", "following", "follows", "for",
+			"former", "formerly", "forth", "forty", "found", "four", "from", "front", "full", "fully", "further",
+			"furthered", "furthering", "furthermore", "furthers", "g", "gave", "general", "generally", "get", "gets",
+			"getting", "give", "given", "gives", "giving", "go", "goes", "going", "gone", "good", "goods", "got",
+			"gotten", "great", "greater", "greatest", "greetings", "group", "grouped", "grouping", "groups", "h", "had",
+			"hadn't", "hadnt", "happens", "hardly", "has", "hasn't", "hasnt", "have", "haven't", "havent", "having",
+			"he", "he'd", "he'll", "he's", "hed", "hello", "help", "hence", "her", "here", "here's", "hereafter",
+			"hereby", "herein", "heres", "hereupon", "hers", "herse", "herself", "hes", "hi", "hid", "high", "higher",
+			"highest", "him", "himse", "himself", "his", "hither", "home", "hopefully", "how", "how's", "howbeit",
+			"however", "hundred", "i", "i'd", "i'll", "i'm", "i've", "id", "ie", "if", "ignored", "ill", "im",
+			"immediate", "immediately", "importance", "important", "in", "inasmuch", "inc", "indeed", "index",
+			"indicate", "indicated", "indicates", "information", "inner", "insofar", "instead", "interest",
+			"interested", "interesting", "interests", "into", "invention", "inward", "is", "isn't", "isnt", "it",
+			"it'd", "it'll", "it's", "itd", "itll", "its", "itse", "itself", "ive", "j", "just", "k", "keep", "keeps",
+			"kept", "kg", "kind", "km", "knew", "know", "known", "knows", "l", "large", "largely", "last", "lately",
+			"later", "latest", "latter", "latterly", "least", "less", "lest", "let", "let's", "lets", "like", "liked",
+			"likely", "line", "little", "long", "longer", "longest", "look", "looking", "looks", "ltd", "m", "made",
+			"mainly", "make", "makes", "making", "man", "many", "may", "maybe", "me", "mean", "means", "meantime",
+			"meanwhile", "member", "members", "men", "merely", "mg", "might", "mill", "million", "mine", "miss", "ml",
+			"more", "moreover", "most", "mostly", "move", "mr", "mrs", "much", "mug", "must", "mustn't", "my", "myse",
+			"myself", "n", "na", "name", "namely", "nay", "nd", "near", "nearly", "necessarily", "necessary", "need",
+			"needed", "needing", "needs", "neither", "never", "nevertheless", "new", "newer", "newest", "next", "nine",
+			"ninety", "no", "nobody", "non", "none", "nonetheless", "noone", "nor", "normally", "nos", "not", "noted",
+			"nothing", "novel", "now", "nowhere", "number", "numbers", "o", "obtain", "obtained", "obviously", "of",
+			"off", "often", "oh", "ok", "okay", "old", "older", "oldest", "omitted", "on", "once", "one", "ones",
+			"only", "onto", "open", "opened", "opening", "opens", "or", "ord", "order", "ordered", "ordering", "orders",
 			"other", "others", "otherwise", "ought", "our", "ours", "ourselves", "out", "outside", "over", "overall",
 			"owing", "own", "p", "page", "pages", "part", "parted", "particular", "particularly", "parting", "parts",
 			"past", "per", "perhaps", "place", "placed", "places", "please", "plus", "point", "pointed", "pointing",
@@ -193,33 +195,33 @@ public class Constants {
 			"results", "right", "room", "rooms", "run", "s", "said", "same", "saw", "say", "saying", "says", "sec",
 			"second", "secondly", "seconds", "section", "see", "seeing", "seem", "seemed", "seeming", "seems", "seen",
 			"sees", "self", "selves", "sensible", "sent", "serious", "seriously", "seven", "several", "shall", "shan't",
-			"she", "she'd", "she'll", "she's", "shed", "shes", "should", "shouldn't", "show", "showed", "showing",
-			"shown", "showns", "shows", "side", "sides", "significant", "significantly", "similar", "similarly",
-			"since", "sincere", "six", "sixty", "slightly", "small", "smaller", "smallest", "so", "some", "somebody",
-			"somehow", "someone", "somethan", "something", "sometime", "sometimes", "somewhat", "somewhere", "soon",
-			"sorry", "specifically", "specified", "specify", "specifying", "state", "states", "still", "stop",
-			"strongly", "sub", "substantially", "successfully", "such", "sufficiently", "suggest", "sup", "sure",
-			"system", "t", "t's", "take", "taken", "taking", "tell", "ten", "tends", "th", "than", "thank", "thanks",
-			"thanx", "that", "that'll", "that's", "that've", "thats", "the", "their", "theirs", "them", "themselves",
-			"then", "thence", "there", "there'll", "there's", "there've", "thereafter", "thereby", "thered",
-			"therefore", "therein", "thereof", "therere", "theres", "thereto", "thereupon", "these", "they", "they'd",
-			"they'll", "they're", "they've", "theyd", "theyre", "thick", "thin", "thing", "things", "think", "thinks",
-			"third", "this", "thorough", "thoroughly", "those", "thou", "though", "thoughh", "thought", "thoughts",
-			"thousand", "three", "throug", "through", "throughout", "thru", "thus", "til", "tip", "to", "today",
-			"together", "too", "took", "top", "toward", "towards", "tried", "tries", "truly", "try", "trying", "ts",
-			"turn", "turned", "turning", "turns", "twelve", "twenty", "twice", "two", "u", "un", "under",
-			"unfortunately", "unless", "unlike", "unlikely", "until", "unto", "up", "upon", "ups", "us", "use", "used",
-			"useful", "usefully", "usefulness", "uses", "using", "usually", "v", "value", "various", "very", "via",
-			"viz", "vol", "vols", "vs", "w", "want", "wanted", "wanting", "wants", "was", "wasn't", "wasnt", "way",
-			"ways", "we", "we'd", "we'll", "we're", "we've", "wed", "welcome", "well", "wells", "went", "were",
-			"weren't", "werent", "what", "what'll", "what's", "whatever", "whats", "when", "when's", "whence",
-			"whenever", "where", "where's", "whereafter", "whereas", "whereby", "wherein", "wheres", "whereupon",
-			"wherever", "whether", "which", "while", "whim", "whither", "who", "who'll", "who's", "whod", "whoever",
-			"whole", "whom", "whomever", "whos", "whose", "why", "why's", "widely", "will", "willing", "wish", "with",
-			"within", "without", "won't", "wonder", "wont", "words", "work", "worked", "working", "works", "world",
-			"would", "wouldn't", "wouldnt", "www", "x", "y", "year", "years", "yes", "yet", "you", "you'd", "you'll",
-			"you're", "you've", "youd", "young", "younger", "youngest", "your", "youre", "yours", "yourself",
-			"yourselves", "z", "zero");
+			"she", "she'd", "she'll", "she's", "shed", "shes", "should", "shouldn't", "shouldnt", "show", "showed",
+			"showing", "shown", "showns", "shows", "side", "sides", "significant", "significantly", "similar",
+			"similarly", "since", "sincere", "six", "sixty", "slightly", "small", "smaller", "smallest", "so", "some",
+			"somebody", "somehow", "someone", "somethan", "something", "sometime", "sometimes", "somewhat", "somewhere",
+			"soon", "sorry", "specifically", "specified", "specify", "specifying", "state", "states", "still", "stop",
+			"strongly", "sub", "substantially", "successfully", "such", "such as", "sufficiently", "suggest", "sup",
+			"sure", "system", "t", "t's", "take", "taken", "taking", "tell", "ten", "tends", "th", "than", "thank",
+			"thanks", "thanx", "that", "that'll", "that's", "that've", "thats", "the", "their", "theirs", "them",
+			"themselves", "then", "thence", "there", "there'll", "there's", "there've", "thereafter", "thereby",
+			"thered", "therefore", "therein", "thereof", "therere", "theres", "thereto", "thereupon", "these", "they",
+			"they'd", "they'll", "they're", "they've", "theyd", "theyll", "theyre", "theyve", "thick", "thin", "thing",
+			"things", "think", "thinks", "third", "this", "thorough", "thoroughly", "those", "thou", "though",
+			"thoughh", "thought", "thoughts", "thousand", "three", "throug", "through", "throughout", "thru", "thus",
+			"til", "tip", "to", "today", "together", "too", "took", "top", "toward", "towards", "tried", "tries",
+			"truly", "try", "trying", "ts", "turn", "turned", "turning", "turns", "twelve", "twenty", "twice", "two",
+			"u", "un", "under", "unfortunately", "unless", "unlike", "unlikely", "until", "unto", "up", "upon", "ups",
+			"us", "use", "used", "useful", "usefully", "usefulness", "uses", "using", "usually", "uucp", "v", "value",
+			"various", "very", "via", "viz", "vol", "vols", "vs", "w", "want", "wanted", "wanting", "wants", "was",
+			"wasn't", "wasnt", "way", "ways", "we", "we'd", "we'll", "we're", "we've", "wed", "welcome", "well",
+			"wells", "went", "were", "weren't", "werent", "weve", "what", "what'll", "what's", "whatever", "whats",
+			"when", "when's", "whence", "whenever", "where", "where's", "whereafter", "whereas", "whereby", "wherein",
+			"wheres", "whereupon", "wherever", "whether", "which", "while", "whim", "whither", "who", "who'll", "who's",
+			"whod", "whoever", "whole", "whom", "whomever", "whos", "whose", "why", "why's", "widely", "will",
+			"willing", "wish", "with", "within", "without", "won't", "wonder", "wont", "words", "work", "worked",
+			"working", "works", "world", "would", "wouldn't", "wouldnt", "www", "x", "y", "year", "years", "yes", "yet",
+			"you", "you'd", "you'll", "you're", "you've", "youd", "youll", "young", "younger", "youngest", "your",
+			"youre", "yours", "yourself", "yourselves", "youve", "z", "zero");
 
 	/**
 	 * Disallowed chars for words in processed text segments. This regular
@@ -359,19 +361,20 @@ public class Constants {
 			final Calendar in = new GregorianCalendar();
 			in.setTime(date);
 			final Calendar out = new GregorianCalendar();
+			out.setTimeZone(TimeZone.getTimeZone("GMT"));
 			out.setTime(date);
 			out.set(Calendar.MILLISECOND, 0);
 			switch (this) {
 				case YEAR:
-					out.set(Calendar.MONTH, in.getActualMinimum(Calendar.MONTH));
+					out.set(Calendar.MONTH, 0);
 				case MONTH:
-					out.set(Calendar.DAY_OF_MONTH, in.getActualMinimum(Calendar.DAY_OF_MONTH));
+					out.set(Calendar.DAY_OF_MONTH, 1);
 				case DAY:
-					out.set(Calendar.HOUR, in.getActualMinimum(Calendar.HOUR));
+					out.set(Calendar.HOUR_OF_DAY, 0);
 				case HOUR:
-					out.set(Calendar.MINUTE, in.getActualMinimum(Calendar.MINUTE));
+					out.set(Calendar.MINUTE, 0);
 				case MINUTE:
-					out.set(Calendar.SECOND, in.getActualMinimum(Calendar.SECOND));
+					out.set(Calendar.SECOND, 0);
 				default:
 					break;
 			}
@@ -385,18 +388,19 @@ public class Constants {
 			in.setTime(date);
 			final Calendar out = new GregorianCalendar();
 			out.setTime(date);
-			out.set(Calendar.MILLISECOND, 0);
+			out.setTimeZone(TimeZone.getTimeZone("GMT"));
+			out.set(Calendar.MILLISECOND, 999);
 			switch (this) {
 				case YEAR:
-					out.set(Calendar.MONTH, out.getActualMaximum(Calendar.MONTH));
+					out.set(Calendar.MONTH, 11);
 				case MONTH:
 					out.set(Calendar.DAY_OF_MONTH, out.getActualMaximum(Calendar.DAY_OF_MONTH));
 				case DAY:
-					out.set(Calendar.HOUR, out.getActualMaximum(Calendar.HOUR));
+					out.set(Calendar.HOUR_OF_DAY, 23);
 				case HOUR:
-					out.set(Calendar.MINUTE, out.getActualMaximum(Calendar.MINUTE));
+					out.set(Calendar.MINUTE, 59);
 				case MINUTE:
-					out.set(Calendar.SECOND, out.getActualMaximum(Calendar.SECOND));
+					out.set(Calendar.SECOND, 59);
 				default:
 					break;
 			}
diff --git a/vipra-util/src/main/java/de/vipra/util/model/TopicFull.java b/vipra-util/src/main/java/de/vipra/util/model/TopicFull.java
index ffbb2040e0b27f890068bfd23892d86a9882c0b4..cb1d99dc52c4d37a0794ab498a8568ac53cb47f3 100644
--- a/vipra-util/src/main/java/de/vipra/util/model/TopicFull.java
+++ b/vipra-util/src/main/java/de/vipra/util/model/TopicFull.java
@@ -26,8 +26,6 @@ public class TopicFull implements Model<ObjectId>, Serializable {
 
 	private String name;
 
-	private Integer index;
-
 	@Embedded
 	@QueryIgnore(multi = true)
 	private List<TopicWord> words;
@@ -36,8 +34,10 @@ public class TopicFull implements Model<ObjectId>, Serializable {
 	@QueryIgnore(multi = true)
 	private List<Sequence> sequences;
 
+	@QueryIgnore(multi = true)
 	private Double avgRelevance;
 
+	@QueryIgnore(multi = true)
 	private Double varRelevance;
 
 	private boolean dynamic = false;
@@ -68,14 +68,6 @@ public class TopicFull implements Model<ObjectId>, Serializable {
 		this.name = name;
 	}
 
-	public Integer getIndex() {
-		return index;
-	}
-
-	public void setIndex(final Integer index) {
-		this.index = index;
-	}
-
 	public List<TopicWord> getWords() {
 		return words;
 	}
@@ -173,9 +165,9 @@ public class TopicFull implements Model<ObjectId>, Serializable {
 
 	@Override
 	public String toString() {
-		return "TopicFull [id=" + id + ", name=" + name + ", index=" + index + ", words=" + words + ", sequences="
-				+ sequences + ", avgRelevance=" + avgRelevance + ", varRelevance=" + varRelevance + ", created="
-				+ created + ", modified=" + modified + "]";
+		return "TopicFull [id=" + id + ", name=" + name + ", words=" + words + ", sequences=" + sequences
+				+ ", avgRelevance=" + avgRelevance + ", varRelevance=" + varRelevance + ", created=" + created
+				+ ", modified=" + modified + "]";
 	}
 
 }