Neil Charness, Eyal M. Reingold, Marc Pomplun, Dave M. Stampe
The perceptual aspect of skilled performance in chess: Evidence from eye movements One of the most fascinating and impressive aspects of skilled performance is the ability of the experienced eye to...
A neural network for 3D gaze recording with binocular eye trackers (2008)
Kai Essig, Marc Pomplun, Helge Ritter
Using eye tracking for the investigation of visual attention has become increasingly popular during the last few decades. Nevertheless, only a small number of eye-tracking studies have employed...
Adaptive Robust Estimation of Model Parameters from Block Motion Vectors (2008)
Seok-woo Jang, Marc Pomplun, Hyung-il Choi
In this paper, we propose a model parameter estimation algorithm from block motion vectors for extracting accurate motion information with the assumption that the undergoing motion can be...
Area Activation 2 Many of our everyday tasks require us to perform visual search. Therefore, an adequate model of visual search is an indispensable part of any plausible approach to modeling...
The term “Fröhlich effect ” refers to the phenomenon that the initial position of a fast moving stimulus appears to be shifted in the motion direction. Based on the Asynchronous Updating Model...
A neural network for 3D gaze recording with binocular eye trackers (2008)
Kai Essig, Marc Pomplun, Helge Ritter
Using eye tracking for the investigation of visual attention has become increasingly popular during the last few decades. Nevertheless, only a small number of eye tracking studies have employed 3D...
Computational Models of Visual Tagging 1 Computational Models of Visual Tagging (2008)
Marc Pomplun, Elena Carbone, Hendrik Koesling, Lorenz Sichelschmidt, Helge Ritter
Abstract. The studies reported in this chapter exemplify the experimental-simulative approach of the interdisciplinary research initiative on “Situated Artificial Communicators”. Two experiments...
Motion Misperception Caused by Feedback Connections: A Neural Model Simulating the (2008)
A neural model simulating the Fröhlich effect 2 When asked to indicate the starting position of a fast moving stimulus, observers do not indicate the actual starting position but a later position on...
Mapping the Color Space of Saccadic Selectivity in Visual Search (2008)
Yun Xu, Emily C. Higgins, Mei Xiao, Marc Pomplun
Color coding is used to guide attention in computer displays for such critical tasks as baggage screening or air traffic control. It has been shown that a display object attracts more attention if...
Studying Human Face Recognition with the Gaze-Contingent Window Technique (2008)
In eye-movement experiments using gaze-contingent windows, the stimulus display is continuously updated in response to the participant’s current gaze position. Usually, a window is centered at the...
Abstract Pupil Dilation as an Indicator of Cognitive Workload in Human-Computer Interaction (2008)
Marc Pomplun, Sindhura Sunkara
Pupil dilation is known to quickly respond to changes in the brightness in the visual field and a person's cognitive workload while performing a visual task. Pupil dilation is rarely analyzed in...
Brian J. Gold, Marc Pomplun, Nichola J. Rice, Robert Sekuler
results with gesture sequences
Guidance of Eye Movements during Conjunctive Visual Search: The Distractor-Ratio Effect (2008)
Jiye Shen, Eyal M. Reingold, Marc Pomplun, M. Reingold
The distractor-ratio effect refers to the finding that search performance in a conjunctive visual search task depends on the relative frequency of two types of distractors if the total number of...
Application of a Novel Neural Approach to 3D Gaze Tracking: (2008)
Kai Essig, Marc Pomplun, Helge Ritter
Vergence eye-movements occur not only in real environments, but also in virtual 3D environments. Autostereograms can cover large visual angles without requiring vergence beyond natural parameters and...
Voluntary versus Involuntary Perceptual Switching: (2008)
Mechanistic Differences In, Michelle Umali, Marc Pomplun
Here we demonstrate the mechanistic differences between voluntary and involuntary switching of the perception of an ambiguous figure. In our experiment, participants viewed a 3D ambiguous figure, the...
Eye-movement Research and the Investigation of Dialogue Structure (2007)
Marc Pomplun, Thomas Clermont, Thomas Clermont, Hendrik Koesling, Hendrik Koesling, ...
The talk will be given by Hendrik Koesling and Hannes Rieser.
What do People Look at When Watching Human Movement? (2007)
Human Movement, Maja J. Mataric, Marc Pomplun
This paper describes experiments performed with forty subjects wearing an eye-tracker and watching and imitating videos of finger, hand, and arm movements. For all types of stimuli, the subjects...
Saccadic Selectivity in Complex Visual Search Displays (2006)
Visual search is a fundamental and routine task of everyday life. Studying visual search promises to shed light on the basic attentional mechanisms that facilitate visual processing. To investigate...
A Neural Network For 3d Gaze Recording With Binocular Eye Trackers (2005)
Kai Essig, Marc Pomplun, Helge Ritter
tracking; neural network; 3D calibration; anaglyphs Int. J. Parallel, Emergent and Distributed Systems ISSN 1744-5760 print/ ISSN 1744-5779 online c #2005 Taylor & Francis Ltd...
Adaptive Robust Estimation of Affine Parameters from Block Motion Vectors (2005)
Seok-woo Jang, Marc Pomplun, Gye-young Kim, Hyung-Il Choi
In this paper, we propose an affine parameter estimation algorithm from block motion vectors for extracting accurate motion information with the assumption that the undergoing motion can be...
How to Disregard Irrelevant Stimulus Dimensions: (2005)
Evidence From Comparative, Marc Pomplun, Elena Carbone, Lorenz Sichelschmidt, Boris M. Velichkovsky, Helge Ritter
To what extent is it possible to disregard stimulus dimensions that are irrelevant to a certain task? This question was tackled in three experiments using the paradigm of comparative visual search....
Compensating for the Eye-Hand Span Improves Gaze Control in Human-Computer Interfaces (2005)
Mei Xiao, Judelande R. Hyppolite, Marc Pomplun, Sindhura Sunkara, Elena Carbone
Advances in the measurement of eye movements make it possible to construct gaze-controlled interfaces for physically challenged people and for enhanced human-computer interaction. The use of hybrid...
Selectivity for Speed Gradients in Human (2005)
Area Mt Julio, Ca John, K. Tsotsos, Evgueni Simine, Marc Pomplun, ...
this article is prohibited. Task: In a given trial, two RDPs were presented on both sides of a fixation cross (eccentricity7.61) for 500 ms. Using a two-alternative forced-choice design, participants...
Attending to Visual Motion (2004)
John K. Tsotsos, Yueju Liu, Marc Pomplun, Evgueni Simine, Kunhao Zhou
A novel model of attentive visual motion processing is presented. A new feedforward motion-processing pyramid is described whose motivation lies in the neurobiology of primate motion processes. On...
When More Seems Less -- Non-Spatial Clustering in Numerosity Estimation (2004)
Hendrik Koesling Elena, Elena Carbone, Marc Pomplun, Lorenz Sichelschmidt, Helge Ritter
How is numerosity estimation affected by additional structural information in visual displays? Two experiments investigated if the linking of dots by line segments, thereby forming clusters of...
Final Revision, February 2005 (2004)
Peter Tarasewich, Marc Pomplun, Stephanie Fillion, Daniel Broberg
The Enhanced Restricted Focus Viewer (ERFV) is a unique software tool for tracking the visual attention of users in hyperlinked environments such as Web sites. The software collects data such as...
Saccadic Selectivity During Visual Search: The Influence Of Central Processing Difficulty (2003)
Jiye Shen, Eyal M. Reingold, Marc Pomplun, Diane E. Williams, M. Reingold
The current study examined the relation between the difficulty of central discrimination and the efficiency of peripheral selection in visual search tasks. Participants were asked to search for a...
Comparative Search Reveals the Tradeoff between (2003)
Eye Movements And, Shantanu Inamdar, Marc Pomplun
The experiments reported here provide an insight into how the use of working memory is influenced when eye movements become `costlier' in a visual task. In our comparative search paradigm, each...
Marc Pomplun, Yueju Liu, Julio Martinez-trujillo, Evgueni Simine, John K. Tsotsos
In the present paper, we propose a neurally-inspired model of the primate motion processing hierarchy and describe its implementation as a computer simulation. The model aims to explain how a...
A segmentation algorithm for the comparison of human limb trajectories (2001)
Marc Pomplun, Marc Pomplun, Maja J. Mataric
In this article, we present an analytical approach for movement evaluation and comparison. We develop a joint-space-based segmentation and comparison algorithm that calculates pairwise similarity of...
Visual Span in Expert Chess Players: Evidence from Eye Movements (2001)
Eyal M. Reingold, Neil Charness, Marc Pomplun, Dave M. Stampe
The reported research extends classic findings that after briefly viewing structured, but not random, chess positions, chess masters reproduce these positions much more accurately than lessskilled...
Marc Pomplun, Eyal M. Reingold, Jiye Shen
In three experiments, participants' visual span was measured in a comparative visual search task in which they had to detect a local match or mismatch between two displays presented side by...
Marc Pomplun, Eyal M. Reingold, Jiye Shen
The present study employed the gaze-contingent window paradigm to investigate parafoveal and peripheral cueing and masking effects on saccadic selectivity in a triple-conjunction visual search task....
Empirical Evaluation of a Novel Gaze-Controlled Zooming Interface (2001)
Marc Pomplun, Nada Ivanovic, Eyal M. Reingold, Jiye Shen
In the present paper, we present a novel gaze-controlled interface. It allows the user to magnify and inspect any part of an image by just looking at the part in question and subsequently shifting...
Evaluation Metrics and Results of Human Arm Movement Imitation (2000)
. We present a psychophysical study of human arm movement imitation, and an approach to analyzing the resulting data, which is general enough to be applied to human or humanoid movement analysis. We...
Evaluation Metrics and Results of Human Arm Movement Imitation (2000)
. We present a psychophysical study of human arm movement imitation, and an approach to analyzing the resulting data, which can be applied to human or humanoid movement analysis. We describe a...
Evaluation metrics and results of human arm movement imitation (2000)
Abstract. We present a psychophysical study of human arm movement imitation, and an approach to analyzing the resulting data, which is general enough to be applied to human or humanoid movement...
Evaluation metrics and results of human arm movement imitation (2000)
Abstract. We present a psychophysical study of human arm movement imitation, and an approach to analyzingthe resulting data, which is general enough to be applied to human or humanoid movement...
DOI:10.1068/p2933 Distractor ratio influences patterns of eye movements during visual search (1999)
Jiye Shen, Eyal M Reingoldô, Marc Pomplun
Abstract. We examined the flexibility of guidance in a conjunctive search task by manipulating the ratios between different types of distractors. Participants were asked to decide whether a target...
Observation of Human Eye Movements to Simulate Visual Exploration of Complex Scenes (1999)
Ahmed A. Faisal, Markus Fislage, Marc Pomplun, Robert Rae, Helge Ritter
The human eyes are always in action, they explore the environment every second we are awake. But what attracts our visual attention? In this paper we examine the eye movements of human subjects...
DOI:10.1068/p2933 Distractor ratio influences patterns of eye movements during visual search (1999)
Jiye Shen, Eyal M Reingoldô, Marc Pomplun
Abstract. We examined the flexibility of guidance in a conjunctive search task by manipulating the ratios between different types of distractors. Participants were asked to decide whether a target...
Analysis and models of eye movements in comparative visual search / (1998)
Zugl.: Bielefeld, University, Diss., 1998.
Fixation Behavior in Observation and Imitation of Human Movement (1998)
This paper describes experiments performed with forty subjects wearing an eye-tracker and watching and imitating videos of finger, hand, and arm movements. For all types of stimuli, the subjects...
How to Disregard Irrelevant Stimulus Dimensions: Evidence from Comparative Visual Search (1998)
Marc Pomplun, Elena Carbone, Lorenz Sichelschmidt, Boris M. Velichkovsky, Helge Ritter
Are subjects able to (at least partially) disregard stimulus dimensions that are irrelevant to a certain task? Do the conditions of such ignorance processes differ between color and form? These...
Hendrik Koesling, Marc Pomplun, Helge Ritter
What factors influence our perception of numerosity under conditions such that we cannot simply use counting? In this contribution we present evidence that perceived numerosity of a two-dimensional...
Observation of Human Eye Movements to Simulate Visual Exploration of Complex Scenes (1998)
Ahmed A. Faisal, Markus Fislage, Marc Pomplun, Robert Rae, Helge Ritter
The human eyes are always in action, they explore the environment every second we are awake. But what attracts our visual attention? In this paper we examine the eye movements of human subjects...
Doktors Der Naturwissenschaften, Marc Pomplun, Helge Ritter, Boris Velichkowsky
What do eye movements tell us about the cognitive processes that underlie
Disambiguating Complex Visual Information: Towards Communication of Personal Views of a Scene (1995)
Marc Pomplun, Helge Ritter, Boris Velichkovsky
Two experiments on perception and eye-movement scanning of a set of 6 overtly ambiguous pictures are reported. In the first experiment it was shown that specific perceptual interpretations of an...
An Artificial Neural Network for High Precision Eye Movement Tracking (1995)
Marc Pomplun, Helge Ritter, Boris Velichkovsky
Research of visual cognition often suffers from very inexact methods of eye movement recording. A so-called eye tracker, fastened to the test person's head, yields information about pupil...
An Artificial Neural Network for High Precision Eye Movement Tracking (1994)
Marc Pomplun, Helge Ritter, Boris Velichkovsky, Boris Velichkovsky A�b
Researchofvisual cognitionoften suoeersfromvery inexact methods of eyemovement recording.Aso-called eye tracker,fastened to the test person's head,yieldsinformation about pupil position and...