(T)

Session Chair
Daniela VELICHOVA
[Slovakia]

#006
Curved Folding with Pairs of Cones
Otto RÖSCHEL – [Austria]

#008
The Cube: Its Relatives, Geodesics, Billiards, and Generalisations
Gunter WEISS – [Austria]

#015
Some Theorems of the Euclidean Geometry in Pentagonal Quasigroups
Stipe VIDAK – [Croatia]

#023
Geometric Algorithms for Constructing the Algebraic Surfaces on the Basis of Grassmann’s Ideas and their Extensive Equations
Michael MANEVICH, Elizabeth ITSKOVICH – [Israel]

#031
Hyperbolic Space Forms with Crystallographic Applications and Visualization
Emil MOLNÁR, Jenő SZIRMAI – [Hungary]

(T)

Session Chair
Aleksandr DVORETSKII
[Russia]

#040
Equidistant Sets of Conic and Line
Mirela KATIC ZLEPALO, Ema JURKIN – [Croatia]

#048
Surface and Curves: a Dialogue Between Nature and Structural Analysis
Otello BERGAMO – [Italy]

#055
Duality in Non-Polyhedral Bodies. Part I: Polyliner
Eva WOHLLEBEN – [Germany]

#058
Quadric Sections of Four-Dimensional Cones
Michal ZAMBOJ – [Czech Republic]

#065
Graphics and Quantum Mechanics – the Necker Cube as a Quantum-Like Two-Level System
Giorgio BENEDEK, Giuseppe CAGLIOTI – [Italy]

(C)

Session Chair
Dario CORONELLI
[Italy]

#054
Solving Applied Geometric Design Problems with the Use of 3D-CAD
Kenjiro SUZUKI – [Japan]

#056
Electronic Geometric Modeling is the Basis of Modern Geometric-Graphic Education in the Technical University
Vladimir GUZNENKOV, Pavel ZHURBENKO – [Russia]

#070
Attribute in Formation on Three-Dimensional Annotated Models – An Example of Training Method in Three-Dimensional Annotated   Models for Beginners in Mechanical Design
Masahiro YASUI, Susumu KISE, Sozo SEKIGUCHI, Kazuya OKUSAKA, Shigeo HIRANO, Tsutomu ARAKI – [Japan]

#075
Transient Finite Elements Analysis of Thin-walled Structure in Selective Laser Melting Process
Linshan DING,  Li ZHANG, Chunhong RUAN, Zaizhuo JIANG – [China]

#130
Geometrically Constrained Surface (Re)construction
Gudrun ALBRECHT – [Colombia], Franca CALIÒ, Edie MIGLIO – [Italy]

(E)

Session Chair
Zhen LIU
[China]

#007
Practical Skills in AutoCAD Through a Mass Open Online Course
Natalia KAYGORODTSEVA, Valeriia LUZGINA – [Russia]

#018
Digitizing Spatial Visualization Tests
Domen KUŠAR, Mateja VOLGEMUT – [Slovenia], Lidija PLETENAC – [Croatia]

#022
The Importance of Circular References, Architectural Modeling, Digital Project and Collaborative Actions in the Architecture Learning
Ivan XAVIER, Philipe CANTREVA, Igor KLEIN – [Brazil]

#034
Quality Management of Engineering Graphics Teaching
Dilarom F. KUCHKAROVA, Dilnoza A. ACHILOVA – [Uzbekistan]

#037
Didactic Experiences on Digital Modeling. Anamorphosis
João Pedro XAVIER, José Pedro SOUSA, Alexandra CASTRO – [Portugal]

(H)

Session Chair
Kazuko MENDE
[Japan]

#010
Geometry, Arithmetic, Architecture. Calculation Methods for Vaults’ Surfaces in the Modo di Misurare le Fabriche by Guarini
Roberta SPALLONE – [Italy]

#016
A Study on Site Planning of Mountain Temples Through Scene Transition Along the Visiting Route by MOTATION: Case Study of Muroji, Hasedera and Kinpusenji Temples in Japan
Momoko KATO, Hirokazu ABE, Kensuke YASUFUKU – [Japan]

#088
A Contribution to the History of Representation. The Unpublished Treatise by Matteo Zaccolini
Leonardo BAGLIONI, Marco FASOLO, Matteo Flavio MANCINI – [Italy]

#093
The Masonry Domes Over the Centuries: the Important Role of Geometry
Raffaella PAVANI, Luisa ROSSI-COSTA – [Italy]

#101
Simulation of the Giant Wild Goose Pagoda in Immersive Virtual Reality Environment
Fei YANG, Shilun HAO, Adrian TAN, Jin YANG, Fabian TAN, Michael PARKE – [United States]

(A)

Session Chair
Tatsuya MOKIZUKI
[Japan]

#002
Alternative Interpretation of the Plücker quadric’s Ambient Space and its Application
Georg NAWRATIL – [Austria]

#011
Margin’s Landscapes Between Po and Trebbia Rivers in Piacenza Area: Geometrical Descriptions
Alessandro BIANCHI – [Italy]

#020
The Design of Jlamt: an Aided Tool for Large-Scale Complex Physical Modeling
Yan MA, Yuanguang FU, Guiming QIN – [China]

#027
Geometric Basis of the Use of “Green Constructions” for Sun Protection of Glazing
Tetyana TKACHENKO, Viktor MILEIKOVSKYI – [Ukraine]

#062
Examination of the Experience of Biomorphic Form Materialized in Urban Design Model
Biljana S. JOVIĆ, Aleksandar A. ČUČAKOVIĆ, Jelena T. TOMIĆEVIĆ-DUBLJEVIĆ, Anđela D. MITIĆ – [Serbia]

(A)

Session Chair
Maria Ines PASCARIELLO
[Italy]

#033
Toward a New Capital by Le Corbusier – a Synthesis of Images with Different Origins
Michio KATO – [Japan]

#043
The Evolutionary Mechanism of Unit Cell: Parameterizations of Polyhedron Sandwich Structure Based on Rigid Origami
Hao QIU, Yicong GAO, Yixiong FENG, Hao ZHENG, Jianrong TAN – [China]

#051
Converting 3D-CAD Data into FRP Parts
Sande GAO – [Japan], Loulin HUANG – [New Zealand]

#059
Generic Fitting in Point Clouds
Daniel KLAWITTER, Oliver BRINGMANN, Christian TONN – [Germany]

#096
Geometry of Stairs
Cornelie LEOPOLD – [Germany]

(T)

Session Chair
Michal ZAMBOJ
[Czech Republic]

#067
Two Remarkable Spherical Arrangements of Circles
Hellmuth STACHEL – [Austria]

#072
Minkowski Triples of Curve Segments
Daniela VELICHOVÁ – [Slovakia]

#077
Quasifocal Line and “Burning Curve”
Aleksandr DVORETSKII, Tetiana DENYSOVA – [Russia]

#121
Curves and Surfaces in the Churches with Ovate Plant in Naples. Geometric Analogies and Differences
Ornella ZERLENGA, Vincenzo CIRILLO – [Italy]

(E)

Session Chair
Mateja VOLGEMUT
[Slovenia]

#084
Research on the Effect of Providing User Interaction for Graphic Education
Biljana S. JOVIĆ – [Serbia], Takashi OHTA, Noriko SATO – [Japan]

#086
Research and Practice of the Mixed Teaching Mode for Engineering Graphics Based on MOOC
Jingying ZHANG, Wei YANG, Xianying TONG, Hui ZHANG – [China]

#091
Biomimetical Approach in Training Students of Technical Institutes in Graphic Disciplines with Aim of Developing Creativity and Formation of Professional Culture of the Engineer
Galina GAVRILENKO, Uliana DANILOVA, – [Russia]

#092
Non-Conventional Representation for Urban Design: Depicting the Intangible
Barbara E. A. PIGA, Rossella SALERNO – [Italy]

(C)

Session Chair
Lijie GUAN
[China]

#078
Facial Expression Recognition Based on Weighted KNN and RF
Feng KAIPING, Lai SIYUAN, Li QUANJIE, Wen JUNWEN- [China]

#110
The Optimization Algorithm for Gait Planning and Foot Trajectory on the Quadruped Robot
Baoling HAN, Xiao LUO, Rui ZHAO, Qingsheng LUO, Guanhao LIANG – [China]

#252
Mixing of Fluids with Space-Filling Curves
Martin Friedrich EICHENAUER, Kevin NOACK, Daniel LORDICK – [Germany]

#266
Challenges in Modelling Complex Geometry in Historical Buildings for Numerical Simulations
Grigor ANGJELIU, Dario CORONELLI, Giuliana CARDANI – [Italy]

(E)

Session Chair
Marco HEMMERLING
[Germany]

#041
Formation of Competence in Students of Technical University for 3D-Modeling and Prototyping of the Objects
Tatiana BOSHCHENKO, Natalia KAYGORODTSEVA – [Russia]

#044
Creative Graphics Education Potential for Creativity of Hospitality Students via Virtual Environment
Zhen LIU – [China]

#045
Basic Modelling Education to Obtain 3D Spatial Perception for Design Beginners
Maiko Kishimoto TSUJII, Ayako KITA – [Japan]

#168
The Effect of a Two-Dimensional Optical Illusion Pattern on the Three-Dimensional Interpretation of Objects Using Café Wall “Illusion Blocks”
Tomoko OHTANI, Daiki AMANAI, Kazushi MARUYA – [Japan]

(H)

Session Chair
Elena I. SHANGINA
[Russia]

#030
Drawings and Models in English Perspective Treatises of the XVII and XVIII Centuries
Cristina CÀNDITO – [Italy]

#038
Theater and the Towns
Enrica PIERAGOSTINI, Salvatore SANTUCCIO – [Italy]

#053
The Study of “Deconstructivism” in the Field of Architecture. Referring to Exhibition at MoMA and Bernard Tschumi
Masanao KITAMURA, Kensuke YASUFUKU, Hirokazu ABE – [Japan]

#061
Graph Theory and Music: a Mathematical Tool for Musicians
Giovanni ALBINI – [Italy–Estonia], Marco Paolo BERNARDI – [Italy]

(A)

Session Chair
Georg NAWRATIL
[Austria]

#026
Printer of Five-axis Laminate-shaping with FDM Method and its Application
Tatsuya MOCHIZUKI, Takehiro KAWAMURA – [Japan]

#069
Exempla Imperfecta: the “Curious” Image of the Platonic Solid
Gabriella LIVA – [Italy]

#081
Interactive Visualization for Analysis of Air Traffic Model
Kensuke YASUFUKU, Shinsuke NAGAOKA – [Japan]

#085
Best-Fit Analysis for the Geometry Characterization of Domes
Laura FLORIANO, Mariangela LIUZZO, Giuseppe MARGANI – [Italy]

(A)

Session Chair
Michio KATO
[Japan]

#035
Identification Method of Topographic Surfaces Models
Dilarom F. KUCHKAROVA, Dilnoza A. ACHILOVA – [Uzbekistan]

#090
Visualized Analysis of Spatial Distribution of Dissolved Oxygen and Nitrogen Removal Efficiency in Constructed Wetland
Aichen JIA, Huixue YAN – [China]

#094
Application of Middle-Out Design Based on Multi-Body Method
Hongxia SONG – [China]

#097
A Geometric Look at 3D Illusionist Techniques
Maria Helena WYLLIE LACERDA RODRIGUES, Madalena RIBEIRO GRIMALDI, Daniel WYLLIE LACERDA RODRIGUES – [Brazil]

(A)

Session Chair
Luciana NEMER DINIZ
[Brazil]

#136
From Voxels to Parts: Hierarchical Discrete Modeling for Design and Assembly
Andrea ROSSI, Oliver TESSMANN – [Germany]

#137
A Program to Seek Drawing Methods for Descriptive Geometry in Prolog
Shinobu NAGASHIMA – [Japan]

#138
Study on the Modeling Converting Methods of Complex Mechanical Product Exterior Design
Gan JING, Ma LEI – [China]

(A)

Session Chair
Peng-Fei ZHENG
[China]

#144
Geometric Representation of Turbulent Macrostructure in 3D Jets
Olena GUMEN, Volodymyr DOVHALIUK, Viktor MILEIKOVSKYI – [Ukraine]

#147
The Geometry of the Ramps in Frank Lloyd Wright’s Organic Architecture
Ana TAGLIARI, Wilson FLORIO – [Brazil]

#149
Interaction Between 3D Printing and Geometry Studies
Marianna ZICHAR, Ildikó PAPP – [Hungary]

(C)

Session Chair
Otello BERGAMO
[Italy]

#106
Curves with Special Aesthetics Generated by an Original Mechanism
Iulian POPESCU, Ludmila SASS, Alina DUȚĂ, Marcela POPESCU, Gabriel MARINESCU – [Romania]

#109
The Configuration Design and Analysis of a Small Air-Land Amphibious Detecting Robot
Xiao LUO, Qingsheng LUO, Chen ZHU, Baoling HAN – [China]

#113
Research on Parametric Modeling of Cable-Stayed Bridge Based on BIM
Ziru WANG, Yuanjun HE, Baiyu MA – [China]

(E)

Session Chair
Biljana S. JOVIĆ
[Serbia]

#111
Shell Tessellation – Research-Based Design Strategies Between Architecture and Mathematics
Marco HEMMERLING – [Germany], Carlo DE FALCO, Elena ANGELI – [Italy]

#117
Teaching Geometry and Surfaces Evaluation Through Graphic Representation and Dynamic Paper Models
Caterina CUMINO, Martino PAVIGNANO, Maria Luisa SPREAFICO, Ursula ZICH – [Italy]

#131
Systematic Review of a Flipped Learning Model for the Courses of Descriptive Geometry, Engineering and Computer Graphics
Marianna Vladimirovna VORONINA, Sergei Anatolyevich IGNATIEV, Viktoriya Anatolyevna MERKULOVA – [Russia]

(H)

Session Chair
Roberta SPALLONE
[Italy]

#064
Phonurgia Nova. Geometrical Acoustics in the 17th Century
Alessio BORTOT – [Italy]

#066
Geometry as a Tool to Manage the Territory. Nicolaas Cruquius and the Map of the Merwede
Laura CARLEVARIS – [Italy]

#073
The Quincunx as Architectural Structure. Geometry and Digital Reconstructions after Leonardo da Vinci’s Centralized Plan Temples
Marco CARPICECI, Fabio COLONNESE- [Italy]

(A)

Session Chair
Tetyana TKACHENKO
[Ukraine]

#107
Graphical Analysis of the Structural Behavior, According Hypothesis of Rankine-Schwedler, of a Large Stone Dome in Granada (Spain)
Javier SUÁREZ, Rafael BRAVO, José A. GONZÁLEZ – [Spain]

#108
Modularity of Concave Polyhedra of the Second Sort with Octagonal Bases
Marija OBRADOVIĆ – [Serbia]

#126
Repetition of Triangle Fountain of Aldo Rossi: Geometrical Analogy of Architecture
Yuji KATAGIRI – [Japan]

(A)

Session Chair
Daniel KLAWITTER
[Germany]

#127
3D Modeling of the Biological Form of the Green Chinche
Dina ROCHMAN, America SÁNCHEZ – [Mexico]

#128
Research on Video Representation by Unexperienced Viewpoint Using 360-Degree Movie
Yuya SATO, Tsukasa KIKUCHI – [Japan]

#134
An Algebraic Version of the Input-Output Equation of Planar Four-Bar Mechanisms
Manfred HUSTY, Martin PFURNER – [Austria]

(T)

Session Chair
Noriko SATO
[Japan]

#112
Composition and Deconstruction of Spaces Depicted in Shinji Somai’s Films
Naomi ANDO, Motoharu TANEDA,  Shota ISHII, Nobuhiro YAMAHATA – [Japan]

#215
Optimized Ruled Surfaces with an Application to thin-walled Concrete Shells
Kevin NOACK, Daniel LORDICK – [Germany]

#273
Detection of Critical Direction for Feature Line Extraction on Meshes Based on Local Integral Invariants
Qiqi GAO, Yasushi YAMAGUCHI – [Japan]

(T)

Session Chair
Ivana BOŽIĆ DRAGUN
[Croatia]

#080
A Property of Area and Perimeter
Douglas DUNHAM, John SHIER – [United States]

#123
Isotomic Transformation with Respect to a Family of Triangles
Helena KONCUL – [Croatia]

#155
Geometric Constructive Traces in Drawings by Francesco Borromini
Marco CANCIANI, Giovanna SPADAFORA, Maria del Pilar PASTOR ALTABA, Giovanni FORMICA, Marco D’ANGELICO, Camilla LEBBORONI – [Italy]

(E)

Session Chair
Giorgio BOLONDI
[Italy]

#16
A Revised Project-Based Learning Program on Geometry -Maximizing the Volume of Solid
Ichiro TANAKA – [Japan]

#158
From the Plan to the 3D Model Through Folding. Case Studies in Fashion Design
Alessandra AVELLA – [Italy]

#050
Teaching 3D Character Animation Through Four Related Tasks
Ratko OBRADOVIĆ, Miloš VUJANOVIĆ, Igor KEKELJEVIĆ – [Serbia]

(H)

Session Chair
Luisa FERRO
[Italy]

#009
Leonardo da Vinci as a Scientist in Assessing the Encyclopedic Literature of Imperial Russia, the Soviet Union and the Russian Federation
Mikhail MASHKARIN, Natalia KAYGORODTSEVA – [Russia]

#074
The Triad of Vitruvius in the Modern World
Elena I. SHANGINA – [Russia]

#029
Geometry/Time Measurement/Sundials. Graphical Resolution via Algorithmic and Parametric Processes
Francesco DI PAOLA – [Italy]

(H)

Session Chair
Renata GÓRSKA
[Poland]

#122
Ludovico Cardi Said “Il Cigoli”. Practical Treaty of Perspective: Innovative Aspects and Intuitions
Daniele CALISI – [Italy]

#132
De L’Orme’s Graphics Language: Between Stereotomy and Orthogonal Proto-Projection
Antonio CALANDRIELLO – [Italy]

#140
Sharawadgi and Penetrating Space in Chinese Classic Gardens. An Analysis of Perceptual Space in Wangshi Garden
Luyi LIU – [Italy]

(A)

Session Chair
Robert TORNAI
[Hungary]

#156
Directorial Surfaces and Potential Applications in Cupola Design
Maja M. PETROVIĆ, Radovan B. STULIC, Marko P. VUČIĆ, Radomir M. MIJAILOVIĆ – [Serbia]

#157
Interactive Expansion of Achiral Polyhedra
Vera VIANA, João Pedro XAVIER, Ana Paula AIRES, Helena CAMPOS – [Portugal]

#160
A Storage Model for Large Scale Web-based Learning Systems Based on Concept Tree
Hongming CAI, Zheng WANG, Jingjing LI, Haiyan YU, Yuanjun HE, Yonggen GU – [China]

(T)

Session Chair
Andrea GIORDANO
[Italy]

#177
Relationship Between Time and Typical Buildings Depicted in Kasuga Gongen Genki
Noriko SATO – [Japan]

#179
Study and Practice on Double Deck Folding Structure Mobile Home Design Development
Shin TSUCHIYA, Toshikazu ISHIDA – [Japan]

#187
On One Locus in the Plane
Jiri BLAZEK, Pavel PECH – [Czech Republic]

#189
Geometrical Structures of Planar and Spatial Tessellations Based on 3D Models of Higher Dimensional Cubes
László VÖRÖS – [Hungary]

#190
Logicometry: Graphical Representations of Logical Space Interrelations
Panayiotis VAROUTSOS – [Greece]

(T)

Session Chair
Rimvydas KRASAUSKAS
[Lithuania]

#024
The Properties of Special Points on the Brocard Circle in a Triangle
Victor OXMAN, Avi SIGLER, Moshe STUPEL – [Israel]

#082
Examples of Autoisoptic Curves
Boris ODEHNAL – [Austria]

#192
Structure Functions of Ruled Surfaces with Null Rulings
Ljiljana PRIMORAC GAJČIĆ, Ivana PROTRKA, Zeljka MILIN SIPUS – [Croatia]

#197
The Geometry of Quadratic Quaternion Polynomials in Euclidean and Non-Euclidean Planes
Zijia LI, Josef SCHICHO, Hans-Peter SCHRÖCKER – [Austria]

#200
Graphical Model of the Biquadratic Transformation
Auyez BAIDABEKOV, Seriktay BAYMUKHANOV, Elmira KEMELBEKOVA – [Kazakhstan]

(C)

Session Chair
Carlo BIAGINI
[Italy]

#118
Aircraft Target Recognition in Remote Sensing Images Based on Saliency Maps and Invariant Moments
Jie LUO, Jiexian ZENG, Jun FU, Xiang FU, Lu LENG – [China]

#133
Generating Videos Based on Convolutional Recurrent Generative Adversarial Networks
Yachao LI, Toshihiro KOMMA – [Japan]

#153
Orthographic Drawings Minting: Testing for Indeterminate Solid Models Caused by Underrepresentation
Peter ROSSO, Ben HICKS, Michael PATTERSON – [United Kingdom]

#161
A Creo-Based Modeling and Toolpath Generating System for the NC Whirling Process of Propeller Blades
Xinfeng LIU, Riliang LIU – [China]

#195
Directing Scheme Support Method Based on Analysis of Angry Characters
Yoshihisa KANEMATSU, Ryuta MOTEGI, Naoya TSURUTA, Koji MIKAMI, Kunio KONDO – [Japan]

(E)

Session Chair
Niels-Christian FRITSCHE
[Germany]

#181
Comparative Analysis of Teaching in Geometric Surfaces at Architectural Faculties in Niš and Tokyo
Sonja KRASIć – [Serbia], Naomi ANDO – [Japan], Petar PEJIĆ, Zlata TOŠIĆ – [Serbia]

#188
Mathegraphics. Integrating Graphic, Geometrical and Algebraic Representation in Teaching and Research Through a Dialogical Approach
Enrico CICALÒ, Andrea CAUSIN, Margherita SOLCI – [Italy]

#196
Character Making Education by DREAM Process
Ryuta MOTEGI, Yoshihisa KANEMATSU, Naoya TSURUTA, Koji MIKAMI, Kunio KONDO – [Japan]

#205
A Course on Geometric Dimensioning and Tolerancing: Overview and Initial Assessment
Theodore J. BRANOFF – [United States]

#209
Byrne’s Euclidean Geometry Revisited with Geogebra
Giorgio BOLONDI, Alessandro LUIGINI – [Italy]

(H)

Session Chair
Matteo Giuseppe ROMANATO
[Italy]

#141
Between Survey and Interpretation: the Ideal Shape of Flavian Amphitheater According to Carlo Lucangeli
Jessica ROMOR, Graziano Mario VALENTI – [Italy]

#143
La Géométrie Pratique. Survey Manuals in France Between the 18th and 19th Centuries
Camilla CASONATO – [Italy]

#146
Perspective Analysis of the Inlaid Wood Panel from Duomo of Bergamo
Giorgio BURATTI, Giampiero MELE – [Italy]

#166
Digital Renovation and Archives of Japanese Ancient Ritual Performance at the World Cultural Heritage: Niutsuhime Shrine
Kohei FURUKAWA, Kazuya KOJIMA, Kozaburo HACHIMURA – [Japan]

#176
Astronomy of Shadows and Light: Athanasius Kircher’s Sundials Between Geometry, Perspective and Science
Cosimo MONTELEONE, Isabella FRISO – [Italy]

(A)

Session Chair
Masatoshi NIIZEKI
[Japan]

#162
Introduction to “Architectural Geometry”: Through Analysis of Architecture Made of Square Plan
Takahiro OHMURA – [Japan]

#169
A Suggestion of the Optical Illusion Blocks for an Architectural Theory: Toward an Architecture in the Near Future
Daiki AMANAI, Tomoko OHTANI, Kazushi MARUYA – [Japan]

#172
Suggestions for new Content in the Planetarium
Kosei YAMAMURA, Satoshi CHO, Hisashi SATO – [Japan]

#175
Triangular Proportional Scheme and Concept of Two Serbian Medieval Churches
Magdalena DRAGOVIĆ, Aleksandar ČUČAKOVIĆ – [Serbia], Jelena BOGDANOVIĆ – [United States], Svetlana ČIČEVIĆ, Aleksandar TRIFUNOVIĆ – [Serbia]

#178
Perspective and the Blind. Towards a Communication of Painted Spaces to the Visually Impaired
Barbara ANSALDI – [Italy]

(A)

Session Chair
Luís ROMÃO
[Portugal]

#183
Extended Morphological Closing Using Geodesic Filtering
Takashi MICHIKAWA, Satoshi WADA – [Japan]

#185
Making Fulldome Images Using Camera with Fisheye Lens and Fulldome Picture on Bowl. Workshop for Children at Planetarium
Hidekazu TSUJIAI, Megumi TAKENAKA, Tadashi HAYASHI – [Japan]

#193
Visualizing of Infants’ Behavior at Home Using Augmented Reality for Promotion of Development and Prevention of Accidents
Miho NISHIZAKI – [Japan]

#194
Visual Paradoxes in Video Games: Spatial Reconstructions and Geometric Analysis
Alessandro OLIVIERI, Ramona FERIOZZI – [Italy]

#202
Smart Artefacts and Spaces to Interact, Promote and Transfer Cultural Knowledge
Mauro CECONELLO – [Italy]

(T)

Session Chair
Noriko SATO
[Japan]

#083
A Spatial Version of the Theorem of the Angle of Circumference
Georg GLAESER, Boris ODEHNAL, Hellmuth STACHEL – [Austria]

#234
Integration Between Perspective Images and BIM Models: Projective Geometry is still Alive
Paolo BORIN, Andrea GIORDANO, Federico PANAROTTO – [Italy]

#280
Using Topological Transformations to Construct the Intercepting Lines
Gocha CHAVLESHVILI, Gaioz PARTSKHALADZE – [Georgia]

(E)

Session Chair
Sonja KRASIĆ
[Serbia]

#236
Is the Constructional Drawing an International Language for Engineers?
Modris DOBELIS – [Latvia], Piotr POLINCEUSZ, Monika SROKA-BIZON, Krzysztof TYTKOWSKI – [Poland], Daniela VELICHOVA – [Slovakia], Antanas VANSEVICIUS – [Lithuania]

#256
Geometrography Revised and Enlarged: a Brazilian Geometer’s Approach to Émile Lemoine’s Work
Marcelo DA SILVA BUENO – [Brazil]

#257
Challenges and Promises of Mobile Devices Usage for Spatial Visualization Skills Assessment in Technical Drawing for Engineering Course
Aleksandar TRIFUNOVIĆ, Svetlana ČIČEVIĆ, Dragan LAZAREVIĆ, Magdalena DRAGOVIĆ, Aleksandar ČUČAKOVIĆ – [Serbia]

#262
Drawing Geometry: a Laborious History in Italian School
Giorgio BOLONDI – [Italy]

(C)

Session Chair
Jie LUO
[China]

#159
From Orthographic Drawings to Editable Models of Simple Solid Using “Reconstruction-Recomposition” Coupled with Feature Recognition
Peter ROSSO, Ben HICKS, Michael PATTERSON – [United Kingdom]

#171
3-D Reconstruction of Bubbles Inside Valve Based on Multi-mirrors Imaging
Liye JIAO, He XU, Haihang WANG, Zitong ZHAO, Pooneeth VISHWANATH – [China]

#219
Analytic Approach to Finding Lines in Images and Estimating their Uncertainty
Matthew HARKER, Paul O’LEARY – [Austria]

#220
Geometric Fitting, Registration and Identification for Large Sets of Spatial Measurement Data
Matthew HARKER, Paul O’LEARY – [Austria]

(E)

Session Chair
Kunio KONDO
[Japan]

#212
New Analog for the Digital Age: Adjusting Simultaneousness for Self-Explanatory Delineation of Architectural and Urban Projects in Public Presentations or: A “Nolli Isometric”
Niels-Christian FRITSCHE – [Germany]

#225
A Multiview Interactive Interface for the Solution of Descriptive Geometry Problems
Fabio G. TEIXEIRA, Sérgio L. DOS SANTOS, Fernando B. BRUNO – [Brazil]

#228
Physical – Digital. Defining the Architectural Space
Jolanta TOFIL – [Poland]

#232
Design-Based Learning Supported by Empirical-Concrete Learning Objects in Descriptive Geometry
Fernando Batista BRUNO, Régio Pierre DA SILVA, Tânia Luisa Koltermann DA SILVA, Fábio Gonçalves TEIXEIRA – [Brazil

(H)

Session Chair
Luyi LIU
[Italy]

#198
Digital Approach to Michelangelo’s Design. The Inner Light of Neoplatonic Geometry
Matteo Giuseppe ROMANATO – [Italy]

#237
Abraham Bosse and the Perspective in Practice
Marta SALVATORE – [Italy]

#243
Material Models of Ruled Surfaces as Witnesses to the Development of Mathematical Teaching
Robert PÄßLER, Daniel LORDICK – [Germany]

#218
Geometry in Advertising Graphics
Massimo MALAGUGINI – [Italy]

(A)

Session Chair
Milena STAVRIC
[Austria]

#206
“Ultima Dea”: a Laser Scanner Application for 3D Modelling
Salvatore BARBA, Francesco VILLECCO, Alessandro NADDEO – [Italy]

#207
An Unlikely Rome. Towards Performative Geometry
Carlos Daniel CAMPOS – [Argentina], Alessandra CIRAFICI – [Italy]

#210
Geometric Links Between 2D Patterns and 3D Structures in Islamic Architectures of Andalusia
Barbara MESSINA, Stefano CHIARENZA – [Italy]

#217
Imperial Porphiry and Golden Leaf: Sierpinski Triangle in a Medieval Roman Cloister
Paola BRUNORI, Paola MAGRONE, Laura TEDESCHINI LALLI – [Italy]

(A)

Session Chair
Andrea AROSA
[Argentina]

#221
Unfolding Geometry from Unity: Digital Survey and 3D Modeling of Islamic Decorative Apparatuses in Generalife Palace, Alhambra
Raffaella DE MARCO – [Italy]

#223
Geometrical Universality of Truss-Z System
Machi ZAWIDZKI – [Poland]

#226
A Perspectograph for a Congregative Way of Perspective
José Vítor CORREIA, Luís ROMÃO – [ Portugal]

#229
The Role of the Graphic Element in the Context of Playful Games for Cultural Heritage
Valeria CERA – [Italy]

(A)

Session Chair
Barbara MESSINA
[Italy]

#259
Visualisation of DSM as 3D-Mesh for Urban Analyses
Paweł RUBINOWICZ – [Poland]

#264
Dendrimer Diagrams on the Disk and in the Ball
Daniel LORDICK – [Germany]

#265
A Quest for the Structural Response Through Geometric Representation of the Design of Built Heritage
Maria Chiara Giangregorio, Giuliana CARDANI, Dario Angelo Maria CORONELLI – [Italy]

(A)

Session Chair
Machi ZAWIDZKI
[Poland]

#269
Immersive Visions. Some Paradigms a of an Exceeding Iconography. Capture and Monitoring by Spherical Cameras and Interactive Smartglasses
Federico Alberto BRUNETTI – [Italy]

#271
Utilization of Plane Tessellation for Paper Folding and Geometrical Transmittance Pattern for Lampshade Design
Hirotaka SUZUKI – [Japan]

#278
Collection and Visualization of Pedestrian Navigation Routes Data with Parametric Tools
Maja ILIĆ – [Bosnia and Herzegovina]

(C)

Session Chair
Peter ROSSO
[United Kingdom]

#095
Study on Adaptive Threshold Image Processing Method for Detection of Vaccine Activity
Yancong LIU, Chao HUANG – [China]

#098
Tensile Structure Form-Finding on the Basis of Properties of Frame-Grid Template
Eugene Vladimirovich POPOV, Marina Victorovna LAGUNOVA, Sergey Igorevich ROTKOV – [Russia]

#275
Three-dimensional Modeling and Finite Element Analysis of Cycloid Hyperbolic Arch Dam
Tingna DU, Bo LI – [China]

(E)

Session Chair
Jolanta TOFIL
[Poland]

#046
Reinterpret whith Estrus. Creativity and Science in the Drawing Workshops of the Degree Course in Communication Design
Maria Paola MARABOTTO – [Italy]

#274
Application of Augmented Reality in the Compilation and Publication of Cartographic Textbooks
Hongliang FAN – [China]

(H)

Session Chair
Graziano Mario VALENTI
[Italy]

#250
Design Method of Original Motifs and Decorative Patterns Using Geometric Baseline Derived From Japanese Crafts
Kuniko OHTOMO – [Japan]

#260
DIN-DON-DAN – Bells and their Geometry
Graciela Marina COLAGRECO – [Argentina], Gunter WEISS – [Austria]

#267
The Influence of the Discovery of Prehistoric Pile Dwellings around the Alps on Architect Hannes Meyer
Hideo TOMITA – [Japan]

(A)

Session Chair
José Vítor CORREIA
[Portugal]

#230
Geometrically Controlled Digital Workflow from Scratch to Fabrication
Milena STAVRIC, Albert WILTSCHE, Markus BARTAKY, Elmar HESS – [Austria]

#238
The Story of NanoJesus: Combining 3D Scanning and Femtosecond Laser Nanolithography for the Fabrication of the Smallest Nativity Scene in the World
Rytė ŽIŪRIENĖ, Linas JONUŠAUSKAS, Eimantas AUGLYS, Darius GAILEVIČIUS, Eglė GIRDZIJAUSKAITĖ – [Lithuania]

#245
Parametric Modelling and Geometry for the Study of Groins in Compound Vaults
Marco VITALI – [Italy]

(A)

Session Chair
Yaqi XU
[China]

#249
Between Architecture and Writing: Graphical Geometry to Decipher Systems of Signs. Campo Verano in Rome
Elena IPPOLITI, Francesca GUADAGNOLI  – [Italy]

#255
The Korean Alphabet (Hangeul) and the Translation Processes in Design
Andrea AROSA – [Argentina]

#258
Cellular Automata Between Life Science and Parametric Design: Examples of Stochastic Models to Simulate Natural Processes and Generate Morphogenetic Artefacts
Irene CAZZARO – [Italy]