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Why Visualize? Untangling a Large Network of Arguments
Visualization has been deemed a useful technique by researchers and practitioners, alike, leaving a trail of arguments behind that …
Dirk Streeb
,
Mennatallah El-Assady
,
Daniel Keim
,
Min Chen
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DOI
v-plots : Designing Hybrid Charts for the Comparative Analysis of Data Distributions
Comparing data distributions is a core focus in descriptive statistics, and part of most data analysis processes across disciplines. In …
Michael Blumenschein
,
Luka J Debbeler
,
Nadine C Lages
,
Britta Renner
,
Daniel A Keim
,
Mennatallah El-Assady
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Towards Visual Debugging for Multi-Target Time Series Classification
Multi-target classification of multivariate time series data poses a challenge in many real-world applications (e.g., predictive …
Udo Schlegel
,
Eren Cakmak
,
Hiba Arnout
,
Mennatallah El-Assady
,
Daniela Oelke
,
Daniel A Keim
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Semantic Concept Spaces : Guided Topic Model Refinement using Word-Embedding Projections
We present a framework that allows users to incorporate the semantics of their domain knowledge for topic model refinement while …
Mennatallah El-Assday
,
Rebecca Kehlbeck
,
Christopher Collins
,
Daniel A. Keim
,
Oliver Deussen
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Learning and Teaching in Co-Adaptive Guidance for Mixed-Initiative Visual Analytics
Guidance processes in visual analytics applications often lack adaptivity. In this position paper, we contribute the concept of …
Fabian Sperrle
,
Astrik Veronika Jeitler
,
Jürgen Bernard
,
Daniel A Keim
,
Mennatallah El-Assady
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explAIner: A Visual Analytics Framework for Interactive and Explainable Machine Learning
We propose a framework for interactive and explainable machine learning that enables users to (1) understand machine learning models; …
Thilo Spinner
,
Udo Schlegel
,
Hanna Schäfer
,
Mennatallah El-Assady
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Project
DOI
DataShiftExplorer: Visualizing and Comparing Change in Multidimensional Data for Supervised Learning
In supervised learning, to ensure the model’s validity, it is essential to identify dataset shifts, i.e., when the data …
Bruno Schneider
,
Daniel A Keim
,
Mennatallah El-Assady
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Breaking the Curse of Visual Analytics: Accommodating Virtual Reality in the Visualization Pipeline
Previous research has exposed the discrepancy between the subject of analysis (real world) and the actual data on which the analysis is …
Matthias Kraus
,
Matthias Miller
,
Juri Buchmüller
,
Manuel Stein
,
Niklas Weiler
,
Daniel Keim
,
Mennatallah El-Assady
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Augmenting Sheet Music with Rhythmic Fingerprints
In this paper, we bridge the gap between visualization and musicology by focusing on rhythm analysis tasks, which are tedious due to …
Daniel Fürst
,
Matthias Miller
,
Daniel A Keim
,
Alexandra Bonnici
,
Hanna Schäfer
,
Mennatallah El-Assady
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A Comparative Analysis of Industry Human-AI Interaction Guidelines
With the recent release of AI interaction guidelines from Apple, Google, and Microsoft, there is clearly interest in understanding the …
Austin P Wright
,
Zijie J Wang
,
Haekyu Park
,
Grace Guo
,
Fabian Sperrle
,
Mennatallah El-Assady
,
Alex Endert
,
Daniel Keim
,
Duen Horng Chau
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Visual Pattern Analysis using Digital Sheet Music
The increasing amount of digital sheet music such as MusicXML [5] and through databases like MuseScore1 enables the creation of …
Matthias Miller
,
Hanna Schäfer
,
Alexandra Bonnici
,
Mennatallah El-Assady
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Visual Analytics of Conversational Dynamics
Large-scale interaction networks of human communication are often modeled as complex graph structures, obscuring temporal patterns …
Daniel Seebacher
,
Maximilian T Fischer
,
Rita Sevastjanova
,
Daniel A Keim
,
Mennatallah El-Assady
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DOI
Visual Analytics for Topic Model Optimization based on User-Steerable Speculative Execution
To effectively assess the potential consequences of human interventions in model-driven analytics systems, we establish the concept of …
Mennatallah El-Assady
,
Fabian Sperrle
,
Oliver Deussen
,
Daniel Keim
,
Christopher Collins
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DOI
VIANA: Visual Interactive Annotation of Argumentation
Argumentation Mining addresses the challenging tasks of identifying boundaries of argumentative text fragments and extracting their …
Fabian Sperrle
,
Rita Sevastjanova
,
Rebecca Kehlbeck
,
Mennatallah El-Assady
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Towards a Rigorous Evaluation of XAI Methods on Time Series
Explainable Artificial Intelligence (XAI) methods are typically deployed to explain and debug black-box machine learning models. …
Udo Schlegel
,
Hiba Arnout
,
Mennatallah El-Assady
,
Daniela Oelke
,
Daniel A Keim
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Shall we play? – Extending the Visual Analytics Design Space through Gameful Design Concepts
Many interactive machine learning workflows in the context of visual analytics encompass the stages of exploration, verification, and …
Rita Sevastjanova
,
Hanna Schäfer
,
Jürgen Bernard
,
Daniel Keim
,
Mennatallah El-Assady
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lingvis.io - A Linguistic Visual Analytics Framework
We present a modular framework for the rapid-prototyping of linguistic, web-based, visual analytics applications. Our framework gives …
Mennatallah El-Assady
,
Wolfgang Jentner
,
Fabian Sperrle
,
Rita Sevastjanova
,
Annette Hautli-Janisz
,
Miriam Butt
,
Daniel Keim
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DOI
Human Trust Modeling for Bias Mitigation in Artificial Intelligence
Human-in-the-loop model-building processes are increasingly popular as they incorporate human intuition and not easily externalized …
Fabian Sperrle
,
Udo Schlegel
,
Mennatallah El-Assady
,
Daniel Keim
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H-Matrix: Hierarchical Matrix for visual analysis of cross-linguistic features in large learner corpora
This paper presents a visualization technique for cross-linguistic error analysis in large learner corpora. H-Matrix combines a matrix, …
Mariana Shimabukuro
,
Jessica Zipf
,
Mennatallah El-Assady
,
Christopher Collins
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Framing Visual Musicology through Methodology Transfer
In this position paper, we frame the field of Visual Musicology by providing an overview of well-established musicological sub-domains …
Matthias Miller
,
Hanna Schäfer
,
Matthias Kraus
,
Marc Leman
,
Daniel Keim
,
Mennatallah El-Assady
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Project
Discourse Maps - Feature Encoding for the Analysis of Verbatim Conversation Transcripts
Mennatallah El-Assady
,
Annette Hautli-Janisz
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Augmenting music sheets with harmonic fingerprints
Common Music Notation (CMN) is the well-established foundation for the written communication of musical information, such as rhythm or …
Matthias Miller
,
Alexandra Bonnici
,
Mennatallah El-Assady
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Project
DOI
Visualization and the Digital Humanities: Moving Toward Stronger Collaborations
For the past two years, researchers from the visualization community and the digital humanities have come together at the IEEE VIS …
Adam James Bradley
,
Mennatallah El-Assady
,
Katharine Coles
,
Eric Alexander
,
Min Chen
,
Christopher Collins
,
Stefan Janicke
,
David Joseph Wrisley
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DOI
Visualisierung von deliberativer Kommunikation: Möglichkeiten und Potenziale für Planungs- und Beteiligungsverfahren
Valentin Gold
,
Mennatallah El-Assady
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DOI
VisGuides: A Forum for Discussing Visualization Guidelines
This paper presents VisGuides, a discussion platform to facilitate the collection, evaluation, critique, revision, and dissemination of …
Alexandra Diehl
,
Alfie Abdul-Rahman
,
Mennatallah El-Assady
,
Benjamin Bach
,
Daniel Keim
,
Min Chen
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DOI
Towards Deliberation Analytics: Stream Processing of Argument Data for Deliberative Communication
Participants in a deliberative discourse are expected to follow specific rules of communication to legitimise outcomes. This paper …
Valentin Gold
,
Brian Plüss
,
Mennatallah El-Assady
,
Fabian Sperrle
,
Katarzyna Budzynska
,
Annette Hautli
,
Chris Reed
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ThreadReconstructor: Modeling Reply-Chains to Untangle Conversational Text through Visual Analytics
We present ThreadReconstructor, a visual analytics approach for detecting and analyzing the implicit conversational structure of …
Mennatallah El-Assady
,
Rita Sevastjanova
,
Daniel Keim
,
Christopher Collins
PDF
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DOI
Speculative Execution for Guided Visual Analytics
We propose the concept of Speculative Execution for Visual Ana-lytics and discuss its effectiveness for model exploration and …
Fabian Sperrle
,
Jürgen Bernard
,
Michael Sedlmair
,
Daniel Keim
,
Mennatallah El-Assady
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Quality Metrics for Information Visualization
The visualization community has developed to date many intuitions and understandings of how to judge the quality of views in …
Michael Behrisch
,
Michael Blumenschein
,
Nam Wook Kim
,
Lin Shao
,
Mennatallah El-Assady
,
Johannes Fuchs
,
Daniel Seebacher
,
Alexandra Diehl
,
Ulrik Brandes
,
Hanspeter Pfister
,
Tobias Schreck
,
Daniel Weiskopf
,
Daniel Keim
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DOI
Progressive Learning of Topic Modeling Parameters: A Visual Analytics Framework
Topic modeling algorithms are widely used to analyze the thematic composition of text corpora but remain difficult to interpret and …
Mennatallah El-Assady
,
Rita Sevastjanova
,
Fabian Sperrle
,
Daniel Keim
,
Christopher Collins
PDF
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DOI
Mixed-Initiative Active Learning for Generating Linguistic Insights in Question Classification
We propose a mixed-initiative active learning system to tackle the challenge of building descriptive models for under-studied …
Rita Sevastjanova
,
Mennatallah El-Assady
,
Annette Hautli-Janisz
,
Aikaterini-Lida Kalouli
,
Rebecca Kehlbeck
,
Oliver Deussen
,
Daniel Keim
,
Miriam Butt
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Minions, Sheep, and Fruits: Metaphorical Narratives to Explain Artificial Intelligence and Build Trust
Advanced artificial intelligence models are used to solve complex real-world problems across different domains. While bringing along …
Wolfgang Jentner
,
Rita Sevastjanova
,
Florian Stoffel
,
Daniel Keim
,
Jürgen Bernard
,
Mennatallah El-Assady
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LTMA: Layered Topic Matching for the Comparative Exploration, Evaluation, and Refinement of Topic Modeling Results
We present LTMA, a Layered Topic Matching approach for the unsupervised comparative analysis of topic modeling results. Due to the vast …
Mennatallah El-Assady
,
Fabian Sperrle
,
Rita Sevastjanova
,
Michael Sedlmair
,
Daniel Keim
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DOI
Going beyond Visualization: Verbalization as Complementary Medium to Explain Machine Learning Models
In this position paper, we argue that a combination of visualization and verbalization techniques is beneficial for creating broad and …
Rita Sevastjanova
,
Fabian Beck
,
Basil Ell
,
Cagatay Turkay
,
Rafael Henkin
,
Miriam Butt
,
Daniel Keim
,
Mennatallah El-Assady
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Explorative visuelle Textanalyse von politischen Debatten
Valentin Gold
,
Mennatallah El-Assady
,
Christian Rohrdantz
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Distances, Neighborhoods, or Dimensions? Projection Literacy for the Analysis of Multivariate Data
Projections are some of the most common methods for presenting high-dimensional datasets on a 2D display. While these techniques …
Dirk Streeb
,
Rebecca Kehlbeck
,
Dominik Jäckle
,
Mennatallah El-Assady
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Bridging Text Visualization and Mining: A Task-Driven Survey
Visual text analytics has recently emerged as one of the most prominent topics in both academic research and the commercial world. To …
Shixia Liu
,
Xiting Wang
,
Christopher Collins
,
Wenwen Dou
,
Fangxin Ouyang
,
Mennatallah El-Assady
,
Liu Jiang
,
Daniel Keim
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DOI
Augmenting Public Deliberations through Stream Argument Analytics and Visualisations
Public deliberations are organised by governments and other large institutions to take the views of citizens around controversial …
Brian Plüss
,
Fabian Sperrle
,
Valentin Gold
,
Mennatallah El-Assady
,
Annette Hautli-Janisz
,
Katarzyna Budzynska
,
Chris Reed
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Analyzing Visual Mappings of Traditional and Alternative Music Notation
In this paper, we postulate that combining the domains of information visualization and music studies paves the ground for a more …
Matthias Miller
,
Johannes Häußler
,
Matthias Kraus
,
Daniel Keim
,
Mennatallah El-Assady
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ADD-up: Visual Analytics for Augmented Deliberative Democracy
We demonstrate the first prototype of the ADD-up visual analytics system. The Augmented Deliberative Democracy (ADD-up) project aims to …
Brian Plüss
,
Mennatallah El-Assady
,
Fabian Sperrle
,
Valentin Gold
,
Katarzyna Budzynska
,
Annette Hautli-Janisz
,
Chris Reed
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DOI
Visual Linguistic Analysis of Political Discussions: Measuring Deliberative Quality
SAM domain and HD domain containing protein 1 (SAMHD1) is a deoxynucleotide triphosphohydrolase (dNTPase) that inhibits retroviruses by …
Valentin Gold
,
Mennatallah El-Assady
,
Annette Hautli-Janisz
,
Tina Bögel
,
Christian Rohrdantz
,
Miriam Butt
,
Katharina Holzinger
,
Daniel A Keim
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DOI
Visual Analysis of Geolocated Echo Chambers in Social Media
In news media, echo chambers refer to situations in which information is amplified or reinforced by communication and repetition. The …
Michael Hundt
,
Bruno Schneider
,
Mennatallah El-Assady
,
Daniel Keim
,
Alexandra Diehl
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DOI
Tools and Methods for Processing and Visualizing Large Corpora
We present several approaches and methods which we develop or use to create workflows from data to evidence. They start with looking …
Gerold Schneider
,
Mennatallah El-Assady
,
Hans Martin Lehmann
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Risk the drift! Stretching disciplinary boundaries through critical collaborations between the humanities and visualization
In this paper, we discuss collaborations that can emerge between humanities and visualization researchers. Based on four case studies …
Uta Hinrichs
,
Mennatallah El-Assady
,
Adam James Bradely
,
Stefania Forlini
,
Christopher Collins
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Rhetorical strategies in German argumentative dialogs
An important factor of argument mining in dialog or multilog data is the framing with which interlocutors put forth their arguments. By …
Annette Hautli-Janisz
,
Mennatallah El-Assady
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DOI
NEREx: Named-Entity Relationship Exploration in Multi-Party Conversations
We present NEREx, an interactive visual analytics approach for the exploratory analysis of verbatim conversational transcripts. By …
Mennatallah El-Assady
,
Rita Sevastjanova
,
Bela Gipp
,
Daniel Keim
,
Christopher Collins
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DOI
Interactive Visual Analysis of Transcribed Multi-Party Discourse
We present the first web-based Visual Analytics framework for the analysis of multi-party discourse data using verbatim text …
Mennatallah El-Assady
,
Annette Hautli-Janisz
,
Valentin Gold
,
Miriam Butt
,
Katharina Holzinger
,
Daniel Keim
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DOI
Feature Alignment for the Analysis of Verbatim Text Transcripts
In the research of deliberative democracy, political scientists are interested in analyzing the communication models of discussions, …
Wolfgang Jentner
,
Mennatallah El-Assady
,
Bela Gipp
,
Daniel A Keim
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DOI
Visual Text Analytics in Context of Digital Humanities
Digital Humanities (DH) research brings together scholars from different disciplines to work on tackling a common research challenge. …
Mennatallah El-Assady
,
Valentin Gold
,
Markus John
,
Thomas Ertl
,
Daniel Keim
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VisArgue: Analysis and Visualization of Deliberative Political Communication
The VisArgue project is an interdisciplinary collaboration of political science, linguistics and information science at the University …
Valentin Gold
,
Annette Hautli-Janisz
,
Katharina Holzinger
,
Mennatallah El-Assady
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VisArgue : A Visual Text Analytics Framework for the Study of Deliberative Communication
For the last two decades, deliberative democracy has been intensively debated within political science and other related fields. Only …
Mennatallah El-Assady
,
Valentin Gold
,
Annette Hautli-Janisz
,
Wolfgang Jentner
,
Miriam Butt
,
Katharina Holzinger
,
Daniel A Keim
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Generative Data Models for Validation and Evaluation of Visualization Techniques
We argue that there is a need for substantially more research on the use of generative data models in the validation and evaluation of …
Christoph Schulz
,
Miriam Butt
,
Daniel A. Keim
,
Thomas Ertl
,
Ulrik Brandes
,
Daniel Weiskopf
,
Arlind Nocaj
,
Mennatallah El-Assady
,
Steffen Frey
,
Marcel Hlawatsch
,
Michael Hund
,
Grzegorz Karch
,
Rudolf Netzel
,
Christin Schätzle
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DOI
Dynamite: Dynamic Monitoring Interface for Task Ensembles
In many applications from telephone fraud detection to network management, data arrives in a stream, and there is a need to maintain a …
Wolfgang Jentner
,
Mennatallah El-Assady
,
Dominik Sacha
,
Dominik Jäckle
,
Florian Stoffel
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ConToVi: Multi-Party Conversation Exploration using Topic-Space Views
We introduce a novel visual analytics approach to analyze speaker behavior patterns in multi-party conversations. We propose …
Mennatallah El-Assady
,
Valentin Gold
,
Carmela Acevedo
,
Christopher Collins
,
Daniel Keim
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DOI
Argumentanalyse in digitalen Textkorpora
Das VisArgue Projekt hat zum Ziel, automatisch zu erfassen, ob Verhandlungsteilnehmer deliberativ agieren, d. h. ob sie ihre Positionen …
Miriam Butt
,
Gerhard Heyer
,
Katharina Holzinger
,
Cathleen Kantner
,
Daniel Keim
,
Jonas Kuhn
,
Gary Schaal
,
André Blessing
,
Sebastian Dumm
,
Mennatallah El-Assady
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Exploratory Text Analysis using Lexical Episode Plots
In this paper, we present Lexical Episode Plots, a novel automated text-mining and visual analytics approach for exploratory text …
Valentin Gold
,
Christian Rohrdantz
,
Mennatallah El-Assady
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DOI
Dialogue or Monologues - The Effect of Topic Divergence on Negotiation Results
Deliberation is described as an exchange and mutual evaluation of validity claims to bring about a common solution to a problem or a …
Marius J Bayer
,
Mennatallah El-Assady
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Predictive Visual Analytics – Approaches for Movie Ratings and Discussion of Open Research Challenges
We present two original approaches for visual-interactive prediction of user movie ratings and box office gross after the opening …
Mennatallah El-Assady
,
Wolfgang Jentner
,
Manuel Stein
,
Fabian Fischer
,
Tobias Schreck
,
Daniel Keim
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Visual Analytics for the Prediction of Movie Rating and Box Office Performance
This paper describes our solution to the IEEE VAST 2013 Mini Challenge 11. The task of the challenge was to create a visual and …
Mennatallah El-Assady
,
Daniel Hafner
,
Michael Hund
,
Alexander Jӓger
,
Wolfgang Jentner
,
Christian Rohrdantz
,
Fabian Fischer
,
Svenja Simon
,
Tobias Schreck
,
Daniel Keim
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What's Going On? How Twitter and Online News Can Work in Synergy to Increase Situational Awareness
Recent studies have shown that micro-blogging services such as Twitter can outperform online news aggregators in reaction time to …
Christian Rohrdantz
,
Milos Krstajic
,
Mennatallah El-Assady
,
Daniel Keim
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