diff --git a/interactive-mining-angular-frontend/src/app/app-routing.module.ts b/interactive-mining-angular-frontend/src/app/app-routing.module.ts
index 1a67502..6eb63c8 100755
--- a/interactive-mining-angular-frontend/src/app/app-routing.module.ts
+++ b/interactive-mining-angular-frontend/src/app/app-routing.module.ts
@@ -2,7 +2,7 @@ import { NgModule } from '@angular/core';
 import { RouterModule, Routes } from '@angular/router';
 
 export const AppRoutes: Routes = [
-  { path: '', redirectTo: '/mining', pathMatch: 'full' }
+  { path: '', redirectTo: '/mining/manage-profiles', pathMatch: 'full' }
 ];
 
 @NgModule({
diff --git a/interactive-mining-angular-frontend/src/app/configuration/configuration.component.ts b/interactive-mining-angular-frontend/src/app/configuration/configuration.component.ts
index 6123fd6..1c24b69 100755
--- a/interactive-mining-angular-frontend/src/app/configuration/configuration.component.ts
+++ b/interactive-mining-angular-frontend/src/app/configuration/configuration.component.ts
@@ -43,10 +43,15 @@ export class ConfigurationComponent implements OnInit, AfterViewInit {
     if (!localStorage.getItem('stopwords') || localStorage.getItem('stopwords') === 'undefined') {
       localStorage.setItem('stopwords', '0');
     }
+    if (!localStorage.getItem('lowercase') || localStorage.getItem('lowercase') === 'undefined') {
+      localStorage.setItem('lowercase', '0');
+    }
+    if (!localStorage.getItem('stemming') || localStorage.getItem('stemming') === 'undefined') {
+      localStorage.setItem('stemming', '0');
+    }
   }
 
   promptToLeave(nextUrl: string): boolean {
-    console.log(nextUrl);
     if (nextUrl.indexOf('upload-content') >= 0 || nextUrl.indexOf('configure-profile') >= 0 || nextUrl.indexOf('save-profile') >= 0) {
       return true;
     } else {
diff --git a/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.html b/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.html
index 220abf9..5421922 100755
--- a/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.html
+++ b/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.html
@@ -1,7 +1,7 @@
 <div class="uk-grid-collapse uk-child-width-expand uk-text-middle" uk-grid>
   <h4 class="cm-margin-medium">Test area</h4>
   <div class="uk-text-right">
-    <button id="next-button" class="uk-button cm-button-primary uk-margin-small-top" (click)="saveProfile()">Save profile</button>
+    <button id="next-button" class="uk-button cm-button-primary uk-margin-small-top" (click)="saveProfile()">Continue</button>
   </div>
 </div>
 <div class="cm-results-section">
@@ -38,8 +38,9 @@
             <span class="uk-text-middle">or</span>
             <div uk-form-custom>
               <input #docupload type="file" (change)="fileChangeUpload($event);docupload.value=''" accept=".txt,.pdf">
-              <span class="uk-link">Upload your documents <span class="cm-tooltip" uk-icon="icon: info" title="Upload either <b>1 single PDF</b> or <b>1 single TXT</b> file or a valid <b>JSON file with two keys (id, text)</b> JSON files are necessary when you want to test the algorithm in many publications."></span></span>
+              <span class="uk-link">Upload your documents</span>
             </div>
+            <span class="cm-tooltip" uk-icon="icon: info" title="Upload either <b>1 single PDF</b> or <b>1 single TXT</b> file or a valid <b>JSON file with two keys (id, text)</b> JSON files are necessary when you want to test the algorithm in <b>many publications.</b>" uk-tooltip="pos: right"></span>
           </div>
         </div>
 
diff --git a/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.ts b/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.ts
index 84a3684..a89dd6b 100755
--- a/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.ts
+++ b/interactive-mining-angular-frontend/src/app/configuration/resultspreview/resultspreview.component.ts
@@ -86,6 +86,7 @@ export class ResultspreviewComponent implements OnInit {
       punctuation: Number.parseInt(localStorage.getItem('punctuation')),
       stopwords: Number.parseInt(localStorage.getItem('stopwords')),
       lowercase: Number.parseInt(localStorage.getItem('lowercase')),
+      stemming: Number.parseInt(localStorage.getItem('stemming')),
     };
   }
 
diff --git a/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.html b/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.html
index 3b32cf9..46da99a 100755
--- a/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.html
+++ b/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.html
@@ -7,7 +7,7 @@
         <span>High<br>recall</span>
       </div>
       <div class="uk-width-expand@m">
-        <nouislider [config]="sliderConfig" [(ngModel)]="sliderValue" (ngModelChange)="onSliderChange($event)"></nouislider>
+        <nouislider [config]="sliderConfig" [(ngModel)]="settings.wordssplitnum" (ngModelChange)="onSliderChange($event)"></nouislider>
       </div>
       <div class="uk-width-auto uk-grid-item-match">
         <span>Hight<br>precision</span>
@@ -153,9 +153,9 @@
               <div class="uk-margin">
                 <label class="uk-form-label" for="lowercase-filter"><input id="lowercase-filter" class="uk-checkbox" type="checkbox" [checked]="settings.lowercase===1" (change)="lowercaseCheckBoxChange($event.target.checked)"> Convert to lower case</label>
               </div>
-              <!--<div class="uk-margin">-->
-                <!--<label class="uk-form-label" for="stemming-filter"><input id="stemming-filter" class="uk-checkbox" type="checkbox" [checked]="settings.stemming===1" (change)="stemmingCheckBoxChange($event.target.checked)"> Word stemming <span class="cm-tooltip" uk-icon="icon: info" title="If you want the tooltip to appear with a little delay, just add the delay option to the uk-tooltip attribute with your value in milliseconds." uk-tooltip="pos: right"></span></label>-->
-              <!--</div>-->
+              <div class="uk-margin">
+                <label class="uk-form-label" for="stemming-filter"><input id="stemming-filter" class="uk-checkbox" type="checkbox" [checked]="settings.stemming===1" (change)="stemmingCheckBoxChange($event.target.checked)"> Word stemming <span class="cm-tooltip" uk-icon="icon: info" title="Stemming is a process of text normalisation, in which the <b>variant forms of a word are reduced to a common form</b>, for <b>example</b>:<br>connection, connections, connective, connected, connecting<br><b>are reduced to connect</b>." uk-tooltip="pos: right"></span></label>
+              </div>
             </form>
           </div>
         </li>
diff --git a/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.ts b/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.ts
index 01dc6f8..e2089a7 100755
--- a/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.ts
+++ b/interactive-mining-angular-frontend/src/app/configuration/settings/settings.component.ts
@@ -12,7 +12,6 @@ import {ActivatedRoute, Router} from '@angular/router';
 })
 export class SettingsComponent implements OnInit {
 
-  public sliderValue = 0;
   public sliderConfig: any = {
     connect: [true, false],
     tooltips: [ true ],
@@ -68,6 +67,7 @@ export class SettingsComponent implements OnInit {
       punctuation: Number.parseInt(localStorage.getItem('punctuation')),
       stopwords: Number.parseInt(localStorage.getItem('stopwords')),
       lowercase: Number.parseInt(localStorage.getItem('lowercase')),
+      stemming: Number.parseInt(localStorage.getItem('stemming')),
     };
     // show positive phrases
     this.positivePhrasesArray.length = 0;
@@ -88,15 +88,13 @@ export class SettingsComponent implements OnInit {
         const content = new Phrase();
         content.phrase = key;
         content.weight = negphrases[key];
-        this.positivePhrasesArray.push(content);
+        this.negativePhrasesArray.push(content);
       }
     }
   }
 
   onSliderChange(value: number): void {
-    value = value + 1;
     localStorage.setItem('wordssplitnum', value.toString());
-    this.settings.wordssplitnum = value;
   }
 
   advancedCheckboxChange() {
@@ -207,14 +205,6 @@ export class SettingsComponent implements OnInit {
     this.getSettingsFromLocalStorage();
   }
 
-  wordssplitnumChange(value): void {
-    if (value < 0 || value > 10) {
-      return;
-    }
-    localStorage.setItem('wordssplitnum', value);
-    this.settings.wordssplitnum = value;
-  }
-
   stopwordsCheckBoxChange(value: boolean): void {
     localStorage.setItem('stopwords', value ? '1' : '0');
     this.settings.stopwords = value ? 1 : 0;
@@ -230,6 +220,11 @@ export class SettingsComponent implements OnInit {
     this.settings.lowercase = value ? 1 : 0;
   }
 
+  stemmingCheckBoxChange(value: boolean): void {
+    localStorage.setItem('stemming', value ? '1' : '0');
+    this.settings.stemming = value ? 1 : 0;
+  }
+
   getSettingsFromLocalStorage(): Settings {
     return this.settings = {
       docname: localStorage.getItem('docname'),
@@ -243,6 +238,7 @@ export class SettingsComponent implements OnInit {
       punctuation: Number.parseInt(localStorage.getItem('punctuation')),
       stopwords: Number.parseInt(localStorage.getItem('stopwords')),
       lowercase: Number.parseInt(localStorage.getItem('lowercase')),
+      stemming: Number.parseInt(localStorage.getItem('stemming')),
     };
   }
 
diff --git a/interactive-mining-angular-frontend/src/app/configuration/settings/settings.ts b/interactive-mining-angular-frontend/src/app/configuration/settings/settings.ts
index 069e5a5..6f18162 100755
--- a/interactive-mining-angular-frontend/src/app/configuration/settings/settings.ts
+++ b/interactive-mining-angular-frontend/src/app/configuration/settings/settings.ts
@@ -10,4 +10,5 @@ export interface Settings {
   punctuation: number;
   stopwords: number;
   lowercase: number;
+  stemming: number;
 }
diff --git a/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.html b/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.html
index 8811cde..3ca6b13 100755
--- a/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.html
+++ b/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.html
@@ -1,7 +1,7 @@
 <app-stepsnvabar></app-stepsnvabar>
 <div class="uk-section uk-section-default">
   <div class="uk-container uk-container-expand">
-    <h4>Your mining profiles <span class="cm-tooltip" uk-icon="icon: info" title="Each <b>mining profile</b> consists of the data and the rules used to define a <b>mining procedure</b>." uk-tooltip="pos: right"></span></h4>
+    <h4>Your mining profiles <span class="cm-tooltip" uk-icon="icon: info" title="Each <b>mining profile</b> consists of the data and the rules used to define a <b>mining procedure</b>.<br>Click the profile to <b>edit</b>." uk-tooltip="pos: right"></span></h4>
     <!--<div uk-grid>-->
       <!--<div class="uk-width-expand@m">-->
         <div class="uk-overflow-auto">
@@ -50,7 +50,7 @@
             </tr>
             </tbody>
           </table>
-          <pagination-template #p="paginationApi"
+          <pagination-template *ngIf="userSavedProfiles.length" #p="paginationApi"
                                [id]="config.id"
                                (pageChange)="config.currentPage = $event">
             <ul class="uk-pagination uk-flex-center" uk-margin>
diff --git a/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.ts b/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.ts
index b08168b..0009575 100755
--- a/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.ts
+++ b/interactive-mining-angular-frontend/src/app/manageprofiles/manageprofiles.component.ts
@@ -70,6 +70,7 @@ export class ManageprofilesComponent implements OnInit {
         localStorage.setItem('punctuation', res.punctuation);
         localStorage.setItem('stopwords', res.stopwords);
         localStorage.setItem('lowercase', res.lowercase);
+        localStorage.setItem('stemming', res.stemming);
         this.router.navigate(['../upload-content'], {relativeTo: this.route, queryParamsHandling: 'preserve'});
       });
   }
@@ -116,6 +117,7 @@ export class ManageprofilesComponent implements OnInit {
           localStorage.setItem('punctuation', res.punctuation);
           localStorage.setItem('stopwords', res.stopwords);
           localStorage.setItem('lowercase', res.lowercase);
+          localStorage.setItem('stemming', res.stemming);
           this.router.navigate(['../upload-content'], {relativeTo: this.route, queryParamsHandling: 'preserve'});
         });
     }
@@ -145,6 +147,7 @@ export class ManageprofilesComponent implements OnInit {
         localStorage.setItem('punctuation', res.punctuation);
         localStorage.setItem('stopwords', res.stopwords);
         localStorage.setItem('lowercase', res.lowercase);
+        localStorage.setItem('stemming', res.stemming);
         this.router.navigate(['../upload-content'], {relativeTo: this.route, queryParamsHandling: 'preserve'});
       });
   }
@@ -166,6 +169,7 @@ export class ManageprofilesComponent implements OnInit {
     localStorage.removeItem('punctuation');
     localStorage.removeItem('stopwords');
     localStorage.removeItem('lowercase');
+    localStorage.removeItem('stemming');
   }
 
 }
diff --git a/interactive-mining-angular-frontend/src/app/manageprofiles/profile-data.ts b/interactive-mining-angular-frontend/src/app/manageprofiles/profile-data.ts
index 88dab01..0979ce4 100755
--- a/interactive-mining-angular-frontend/src/app/manageprofiles/profile-data.ts
+++ b/interactive-mining-angular-frontend/src/app/manageprofiles/profile-data.ts
@@ -11,4 +11,5 @@ export interface ProfileData {
   punctuation: string;
   stopwords: string;
   lowercase: string;
+  stemming: string;
 }
diff --git a/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.html b/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.html
index dab0afb..98f98b0 100755
--- a/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.html
+++ b/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.html
@@ -1,9 +1,12 @@
 <app-stepsnvabar></app-stepsnvabar>
 <div class="uk-section uk-section-default"  style="padding-top: 20px;">
-  <div class="uk-container uk-width-1-2 uk-align-left">
-    <label for="profile-name" [ngClass]="{'uk-text-danger':!profileName}">Profile's name:</label>
+  <div class="uk-container uk-width-1-3 uk-align-left">
+    <button *ngIf="profileId" class="uk-button cm-button-primary uk-width-1-1 uk-button-medium uk-text-center" (click)="saveCurrentProfile()">Save changes</button>
+    <div *ngIf="profileId" class="uk-heading-line uk-text-center uk-margin-medium"><span>or</span></div>
+    <label for="profile-name" [ngClass]="{'uk-text-danger':!profileName}">New profile's name:</label>
     <input [(ngModel)]="profileName" class="uk-input" [ngClass]="{'uk-form-danger':!profileName}" id="profile-name" type="text" autofocus>
     <span *ngIf="!profileName" class="uk-text-danger">Profile name cannot be empty!</span>
-    <button class="uk-button cm-button-primary uk-margin-medium-top uk-width-1-1 uk-button-medium uk-text-center" [disabled]="!profileName" (click)="saveProfile()">Save this profile</button>
+    <button *ngIf="profileId" class="uk-button cm-button-primary cm-margin-medium-top uk-width-1-1 uk-button-medium uk-text-center" [disabled]="!profileName" (click)="saveNewProfile()">Save as new profile</button>
+    <button *ngIf="!profileId" class="uk-button cm-button-primary cm-margin-medium-top uk-width-1-1 uk-button-medium uk-text-center" [disabled]="!profileName" (click)="saveNewProfile()">Save profile</button>
   </div>
 </div>
diff --git a/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.ts b/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.ts
index 45d2662..642d16d 100755
--- a/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.ts
+++ b/interactive-mining-angular-frontend/src/app/saveprofile/saveprofile.component.ts
@@ -10,6 +10,7 @@ import {ActivatedRoute, Router} from '@angular/router';
 })
 export class SaveprofileComponent implements OnInit {
 
+  public profileId = '';
   public profileName = 'New profile name';
   public docnName = '';
   public docsNumber = 0;
@@ -17,9 +18,12 @@ export class SaveprofileComponent implements OnInit {
   constructor(private saveprofileService: SaveprofileService, private route: ActivatedRoute, private router: Router) { }
 
   ngOnInit() {
-    if (localStorage.getItem('profilename') && localStorage.getItem('profilename') !== 'undefined') {
-      this.profileName = localStorage.getItem('profilename');
+    if (localStorage.getItem('profileid') && localStorage.getItem('profileid') !== 'undefined') {
+      this.profileId = localStorage.getItem('profileid');
     }
+    // if (localStorage.getItem('profilename') && localStorage.getItem('profilename') !== 'undefined') {
+    //   this.profileName = localStorage.getItem('profilename');
+    // }
     if (localStorage.getItem('docname') && localStorage.getItem('docname') !== 'undefined') {
       this.docnName = localStorage.getItem('docname');
     }
@@ -28,7 +32,12 @@ export class SaveprofileComponent implements OnInit {
     }
   }
 
-  saveProfile(): void {
+  saveCurrentProfile(): void {
+    this.saveprofileService.saveProfile(this.profileName, this.profileId, this.docnName, this.docsNumber)
+      .subscribe(() => this.router.navigate(['../manage-profiles'], {relativeTo: this.route, queryParamsHandling: 'preserve'}));
+  }
+
+  saveNewProfile(): void {
     if (this.profileName === '') {
       UIkit.notification({
         message: 'You have to provide a name to your new profile',
@@ -38,7 +47,7 @@ export class SaveprofileComponent implements OnInit {
       });
       return;
     } else {
-      this.saveprofileService.saveProfile(this.profileName, localStorage.getItem('profileid'), this.docnName, this.docsNumber)
+      this.saveprofileService.saveProfile(this.profileName, '', this.docnName, this.docsNumber)
         .subscribe(() => this.router.navigate(['../manage-profiles'], {relativeTo: this.route, queryParamsHandling: 'preserve'}));
     }
   }
diff --git a/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.html b/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.html
index 5539a0c..fe5d18c 100755
--- a/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.html
+++ b/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.html
@@ -31,7 +31,7 @@
   <div class="uk-container uk-container-large">
     <div class="uk-grid-collapse uk-child-width-expand" uk-grid>
       <div class="cm-nav2 uk-width-expand">
-        <a class="cm-nav2-home" routerLink='../manage-profiles' queryParamsHandling="preserve"><span class="uk-icon" uk-icon="icon: home"></span></a>
+        <a class="cm-nav2-home" (click)="cancelHandle(proccessStep)"><span class="uk-icon" uk-icon="icon: home"></span></a>
         <a class="cm-nav2-step" [ngClass]="{'cm-nav2-step-active':proccessStep===1, 'cm-nav2-step-disabled':proccessStep<1}" [routerLink]="proccessStep>1 ? ['../upload-content'] : []" queryParamsHandling="preserve">Add concepts</a>
         <a class="cm-nav2-step" [ngClass]="{'cm-nav2-step-active':proccessStep===2, 'cm-nav2-step-disabled':proccessStep<2}" [routerLink]="proccessStep>2 ? ['../configure-profile'] : []" queryParamsHandling="preserve">Configure matching proccess</a>
         <a class="cm-nav2-step" [ngClass]="{'cm-nav2-step-active':proccessStep===3, 'cm-nav2-step-disabled':proccessStep<3}" [routerLink]="proccessStep>3 ? ['../save-profile'] : []" queryParamsHandling="preserve">Save matching profile</a>
diff --git a/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.ts b/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.ts
index 0779003..2aaab29 100755
--- a/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.ts
+++ b/interactive-mining-angular-frontend/src/app/stepsnvabar/stepsnvabar.component.ts
@@ -1,5 +1,6 @@
 import { Component, OnInit } from '@angular/core';
 import {ActivatedRoute, NavigationEnd, Router} from '@angular/router';
+import UIkit from 'uikit';
 
 @Component({
   selector: 'app-stepsnvabar',
@@ -8,7 +9,7 @@ import {ActivatedRoute, NavigationEnd, Router} from '@angular/router';
 })
 export class StepsnvabarComponent implements OnInit {
 
-  private proccessStep = 0;
+  public proccessStep = 0;
 
   constructor(private route: ActivatedRoute, private router: Router) {
     router.events.subscribe((val) => {
@@ -33,8 +34,15 @@ export class StepsnvabarComponent implements OnInit {
     }
   }
 
-  cancelHandle(): void {
-    this.router.navigate(['../manage-profiles'], {relativeTo: this.route, queryParamsHandling: 'preserve'});
+  cancelHandle(proccessStep: number): void {
+    if (proccessStep === 3) {
+      UIkit.modal.confirm('<span class="uk-text-bold">' +
+        'Your changes have not been saved to your Profile!<br>Are you sure you want to leave?</span>', {escClose: true}).then(() => {
+        this.router.navigate(['../manage-profiles'], {relativeTo: this.route, queryParamsHandling: 'preserve'});
+      }, () => false);
+    } else {
+      this.router.navigate(['../manage-profiles'], {relativeTo: this.route, queryParamsHandling: 'preserve'});
+    }
   }
 
 }
diff --git a/interactive-mining-angular-frontend/src/assets/css/interactive-mining.css b/interactive-mining-angular-frontend/src/assets/css/interactive-mining.css
index 1763e9e..8a75f15 100755
--- a/interactive-mining-angular-frontend/src/assets/css/interactive-mining.css
+++ b/interactive-mining-angular-frontend/src/assets/css/interactive-mining.css
@@ -713,14 +713,17 @@
   width: 1px;
 }
 html:not([dir=rtl]) .noUi-horizontal .noUi-handle {
-  right: -15px;
+  right: -12px;
 }
 
 .noUi-horizontal .noUi-handle {
-  width: 30px;
+  width: 25px;
   height: 25px;
   top: -10px;
 }
+.noUi-handle:after, .noUi-handle:before {
+  display: none;
+}
 .noUi-handle:after {
   left: 15px !important;
 }
@@ -730,6 +733,17 @@ html:not([dir=rtl]) .noUi-horizontal .noUi-handle {
 }
 .noUi-handle {
   cursor: pointer;
+  border: 4px solid #f9f9f9;
+  border-radius: 25px;
+  background: var(--cm-theme-6);
+  box-shadow: 0 1px 5px 0px #748188;
+}
+.noUi-active {
+  background: var(--cm-theme-5);
+  box-shadow: 0 1px 5px 0px #748188;
+}
+.noUi-horizontal .noUi-tooltip {
+  bottom: 145%;
 }
 
 
@@ -1077,7 +1091,7 @@ header.uk-sticky-fixed .cm-results-count-section {
   padding-bottom: 20px;
   /*border: 1px solid #f7c800;*/
   padding-left: 20px;
-  min-height: 667px;
+  min-height: 745px;
 }
 #child2 {
   position: relative;
diff --git a/interactive-mining-backend/madoap/src/madserverv3.py b/interactive-mining-backend/madoap/src/madserverv3.py
index 4d53daa..5ceefea 100755
--- a/interactive-mining-backend/madoap/src/madserverv3.py
+++ b/interactive-mining-backend/madoap/src/madserverv3.py
@@ -1202,9 +1202,10 @@ class RunMiningHandler(BaseHandler):
                 for key, value in pos_words.iteritems():
                     # MONO GIA TO EGI
                     if 'lowercase' in mining_parameters and mining_parameters['lowercase'] == "1":
-                        pos_set += r'regexpcountuniquematches("%s",%s)*%s + ' % (key.decode('utf-8').lower(),j2scontext,value)
-                    else:
-                        pos_set += r'regexpcountuniquematches("%s",%s)*%s + ' % (key,j2scontext,value)
+                        key = key.decode('utf-8').lower()
+                    if 'stemming' in mining_parameters and mining_parameters['stemming'] == "1":
+                        key = 'stem('+key+')'
+                    pos_set += r'regexpcountuniquematches("%s",%s)*%s + ' % (key,j2scontext,value)
                     # ORIGINAL
                     # pos_set += r'regexpcountuniquematches("(?:\b)%s(?:\b)",j2s(prev,middle,next))*%s + ' % (key,value)
                     data['poswords'].append(key)
@@ -1216,9 +1217,10 @@ class RunMiningHandler(BaseHandler):
                 for key, value in neg_words.iteritems():
                     # MONO GIA TO EGI
                     if 'lowercase' in mining_parameters and mining_parameters['lowercase'] == "1":
-                        neg_set += r'regexpcountuniquematches("%s",%s)*%s + ' % (key.decode('utf-8').lower(),j2scontext,value)
-                    else:
-                        neg_set += r'regexpcountuniquematches("%s",%s)*%s + ' % (key,j2scontext,value)
+                        key = key.decode('utf-8').lower()
+                    if 'stemming' in mining_parameters and mining_parameters['stemming'] == "1":
+                        key = 'stem('+key+')'
+                    neg_set += r'regexpcountuniquematches("%s",%s)*%s + ' % (key,j2scontext,value)
                     # ORIGINAL
                     # neg_set += r'regexpcountuniquematches("(?:\b)%s(?:\b)",j2s(prev,middle,next))*%s - ' % (key,value)
                     data['negwords'].append(key)
@@ -1245,7 +1247,9 @@ class RunMiningHandler(BaseHandler):
                 if 'stopwords' in mining_parameters and mining_parameters['stopwords'] == "1":
                     doc_filters = 'filterstopwords('+doc_filters+')'
                     ackn_filters = 'filterstopwords('+ackn_filters+')'
-                print "DOCCC", doc_filters
+                if 'stemming' in mining_parameters and mining_parameters['stemming'] == "1":
+                    doc_filters = 'stem('+doc_filters+')'
+                    ackn_filters = 'stem('+ackn_filters+')'
                 list(cursor.execute("drop table if exists grantstemp"+user_id, parse=False))
                 query_pre_grants = "create temp table grantstemp{0} as select stripchars(p1) as gt1, case when p2 is null then null else {1} end as gt2 from (setschema 'p1,p2' file 'users_files/p{0}.tsv' dialect:tsv)".format(user_id, ackn_filters)
                 cursor.execute(query_pre_grants)
@@ -1261,9 +1265,13 @@ class RunMiningHandler(BaseHandler):
             # string concatenation workaround because of the special characters conflicts
             if 'wordssplitnum' in mining_parameters and mining_parameters['wordssplitnum'] != '':
                 words_split = int(mining_parameters['wordssplitnum'])
+                # TODO must correct this!!!
+                words_split = words_split + 1
                 gt2 = 'gt2'
                 if 'lowercase' in mining_parameters and mining_parameters['lowercase'] == "1":
                     gt2 = 'lower('+gt2+')'
+                if 'stemming' in mining_parameters and mining_parameters['stemming'] == "1":
+                    gt2 = 'stem('+gt2+')'
                 # MONO GIA TO EGI
                 if 0 < words_split and words_split <= 20:
                     acknowledgment_split = r'textwindow2s('+gt2+',0,'+str(words_split)+r',0)'
@@ -1371,14 +1379,16 @@ class PrepareSavedProfileHandler(BaseHandler):
                 filters['contextprev'] = profile_parameters['contextprev']
             if 'contextnext' in profile_parameters and profile_parameters['contextnext'] != '':
                 filters['contextnext'] = profile_parameters['contextnext']
-            if 'lettercase' in profile_parameters and profile_parameters['lettercase'] != '':
-                filters['lettercase'] = profile_parameters['lettercase']
+            if 'lowercase' in profile_parameters and profile_parameters['lowercase'] != '':
+                filters['lowercase'] = profile_parameters['lowercase']
             if 'wordssplitnum' in profile_parameters and profile_parameters['wordssplitnum'] != '':
                 filters['wordssplitnum'] = profile_parameters['wordssplitnum']
             if 'stopwords' in profile_parameters and profile_parameters['stopwords'] != '':
                 filters['stopwords'] = profile_parameters['stopwords']
-            if 'stopwords' in profile_parameters and profile_parameters['stopwords'] != '':
+            if 'punctuation' in profile_parameters and profile_parameters['punctuation'] != '':
                 filters['punctuation'] = profile_parameters['punctuation']
+            if 'stemming' in profile_parameters and profile_parameters['stemming'] != '':
+                filters['stemming'] = profile_parameters['stemming']
             cursor.executemany("insert into filters(c1,c2) values(?,?)",
                       (
                             (key, value,) for key, value in filters.iteritems()
@@ -1452,7 +1462,7 @@ class SaveProfileToDatabaseHandler(BaseHandler):
             cursor=madis.functions.Connection(database_file_name).cursor()
             user_profiles = []
             if old_profile:
-                query = 'UPDATE database set name="{1}", datecreated="{2}", status="{3}", matches="{4}", docname="{5}", docsnumber="{6}" where id="{0}"'.format(profile_id,profile_name,datetime.date.today(),"Ready","8/8",doc_name,docs_number)
+                query = 'UPDATE database set datecreated="{2}", status="{3}", matches="{4}", docname="{5}", docsnumber="{6}" where id="{0}"'.format(profile_id,profile_name,datetime.date.today().strftime("%B %d %Y"),"Ready","8/8",doc_name,docs_number)
             else:
                 query = 'INSERT INTO database VALUES("{0}","{1}","{2}","{3}","{4}","{5}","{6}")'.format(profile_id,profile_name,datetime.date.today().strftime("%B %d %Y"),"Saved","8/8",doc_name,docs_number)
             cursor.execute(query, parse=False)