Preprints (not yet peer-reviewed)

32 downloads
84 views

Protein pockets and cavities usually coincide with the active sites of biological processes, and their identification is significant since it constitutes an important step for structure-based drug design and protein-ligand docking applications. This paper presents...

["Bioinformatics","Computational Biology","Computer Vision","Graphics"]
doi:10.7287/peerj.preprints.27314v1
56 downloads
187 views

This paper presents the design, realization and evaluation of a Map Design course conducted using an open source GIS (QGIS) to students of the bachelor in Visual Communication. The specific challenge was teaching approaches from Social Science and Humanities (SSH)...

["Computer Education","Graphics","Spatial and Geographic Information Systems"]
doi:10.7287/peerj.preprints.27237v1
49 downloads
87 views

Map projections are one of the fundamental concepts of geographic information science and cartography. An understanding of the different variants and properties is critical when creating maps or carrying out geospatial analyses. To support learning about map projections,...

["Graphics","Multimedia","Spatial and Geographic Information Systems"]
doi:10.7287/peerj.preprints.27218v1
69 downloads
93 views

Smapshot is a web-based participatory virtual globe where users can georeference historical images of the landscape by clicking a minimum of six well identifiable correspondence points between the image and a 3D virtual globe. The images database is expected to...

["Human-Computer Interaction","Computer Education","Computer Vision","Graphics","Spatial and Geographic Information Systems"]
doi:10.7287/peerj.preprints.27204v1
38 downloads
86 views

At the ITC faculty of the University of Twente, we have been teaching cartography for more then 60 years. Throughout this period, the technology of mapping has undergone spectacular changes and nowadays most students do not draw their maps any more, but use software...

["Graphics","Spatial and Geographic Information Systems"]
doi:10.7287/peerj.preprints.27203v1
5,067 downloads
8,398 views

Across scientific disciplines, there is a rapidly growing recognition of the need for more statistically robust, transparent approaches to data visualization. Complimentary to this, many scientists have realized the need for plotting tools that accurately and transparently...

["Data Science","Graphics"]
doi:10.7287/peerj.preprints.27137v1
181 downloads
284 views

IRT models are often applied when observed items are used to measure a unidimensional latent variable. Originally used in educational research, IRT models are now widely used when focus is on physical functioning or psychological well-being. Modern applications...

["Data Science","Graphics","Programming Languages"]
doi:10.7287/peerj.preprints.26740v1
147 downloads
349 views

The surgical skills required to successfully maintain hemostasis, the control of operative blood, requires considerable deliberate practice. Hemostasis requires the deft orchestration of bi-dexterous tool manipulation. We present our approach to computationally...

["Human-Computer Interaction","Graphics","Scientific Computing and Simulation"]
doi:10.7287/peerj.preprints.3334v2
1,292 downloads
1,842 views

Modern statistics is fundamentally a computational discipline, but too often this fact is not reflected in our statistics curricula. With the rise of big data and data science it has become increasingly clear that students both want, expect, and need explicit training...

["Computer Education","Data Science","Graphics","Scientific Computing and Simulation","Software Engineering"]
doi:10.7287/peerj.preprints.3181v1
130 downloads
235 views

Objects of more than three dimensions can be used to model geographic phenomena that occur in space, time and scale. For instance, a single 4D object can be used to represent the changes in a 3D object's shape across time or all its optimal representations at various...

["Graphics","Spatial and Geographic Information Systems"]
doi:10.7287/peerj.preprints.2844v1
421 downloads
811 views

Secret sharing approach and in particular Visual Cryptography (VC) try to address the security issues in dealing with images. In fact, VC is a powerful technique that combines the notions of perfect ciphers and secret sharing in cryptography. VC takes an image...

["Computer Vision","Cryptography","Graphics","Security and Privacy"]
doi:10.7287/peerj.preprints.2682v3
145 downloads
253 views

In this paper a method for detection of image forgery in lossy compressed digital images known as error level analysis (ELA) is presented and it's noisy components are filtered with automatic wavelet soft-thresholding. With ELA, a lossy compressed image is recompressed...

["Artificial Intelligence","Computer Vision","Data Mining and Machine Learning","Graphics"]
doi:10.7287/peerj.preprints.2619v1
141 downloads
581 views

New challenges in the efficient management of cities depend on a deep knowledge of their inner structures. It is therefore very important to have access to reliable models of cities characteristics and organization. This paper aims at providing and validating a...

["Data Mining and Machine Learning","Data Science","Graphics","Scientific Computing and Simulation","Spatial and Geographic Information Systems"]
doi:10.7287/peerj.preprints.2264v3
161 downloads
470 views

GRNsight is a web application and service for visualizing models of gene regulatory networks (GRNs). A gene regulatory network consists of genes, transcription factors, and the regulatory connections between them which govern the level of expression of mRNA and...

["Bioinformatics","Graphics","Software Engineering"]
doi:10.7287/peerj.preprints.2068v2
114 downloads
450 views

The tools implemented for the new Regional Geochemical Database, called GEOBASI, are hereafter presented. The database has permitted the construction of a repository where the geochemical information (compositional and isotopic) has been stored in a structured...

["Databases","Graphics","Spatial and Geographic Information Systems","World Wide Web and Web Science"]
doi:10.7287/peerj.preprints.2283v1
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