All Outputs (53)

Printing structural colour (2023)
Presentation / Conference
Parraman, C. (2023, July). Printing structural colour. Presented at Colour Conference 2023, University of Leeds

RGB printing or structural colour printing is an intriguing method that transforms everything we know about CMYK subtractive printing by combining additive print methods and RGB pigments that can radically change the appearance of the printed image.... Read More about Printing structural colour.

RGB colour printing and halftoning for the reproduction of structural colour images (2023)
Presentation / Conference
Parraman, C., Klein, S., Vazquez, A., & Fuller, H. (2023, June). RGB colour printing and halftoning for the reproduction of structural colour images. Presented at Color Impact 2023, Rochester Institute of Technology

Commercial CMYK halftone printing involves additive and subtractive colour mixing that requires the optical mixing of primary colour hues using different-sized dots to obtain variations in reflected colour. Structural colour, as seen in nature, such... Read More about RGB colour printing and halftoning for the reproduction of structural colour images.

The craftsperson, tacit knowledge and digital embodiment (2021)
Presentation / Conference
Parraman, C., Ho, W., & D'Agnano, F. (2021, July). The craftsperson, tacit knowledge and digital embodiment. Presented at EVA, London

We are increasingly living in a world of digital interfaces, computer screens for work, VR headsets for entertainment, displays in cars and on coffee machines. Computers, robotics and AI are beginning to present new ways and possibilities that can fo... Read More about The craftsperson, tacit knowledge and digital embodiment.

Colour deceives continually (2021)
Presentation / Conference
Parraman, C., & Klein, S. (2021, January). Colour deceives continually. Presented at Electronic Imaging 2021, Color Imaging XXVI: Displaying, Processing, Hardcopy, and Applications, online

This paper explores the relationship between additive and subtractive mixing for printing colour. Using mica pigments that are based on additive colour mixing principles, that when combined, create white. Although currently used for decorative effect... Read More about Colour deceives continually.

The art of the maker – Craft, design and technology in the 21st century (2020)
Presentation / Conference
Parraman, C. (2020, October). The art of the maker – Craft, design and technology in the 21st century. Presented at Printing for Fabrication, Japan (online)

Invention, innovation and insight are keywords for any technologist and designer working in the academic or commercial sector. In the twenty-first century, a wealth of new and emerging materials, alongside digital methods for the manufacture of produ... Read More about The art of the maker – Craft, design and technology in the 21st century.

Urban Lighthouses (2020)
Presentation / Conference
D'Agnano, F., Parraman, C., & Roberton, N. (2020, June). Urban Lighthouses. Paper presented at CONNECTIONS: EXPLORING HERITAGE, ARCHITECTURE, CITIES, ART, MEDIA, Canterbury, UK

Wayfinding strategies for visually impaired are fundamental to provide social inclusion, a better quality of life, level of independency and urban accessibility to people with special needs. Recent digital technologies are a great help (GPS localizat... Read More about Urban Lighthouses.

Urban lighthouses and a tactile city (2020)
Presentation / Conference
Parraman, C., & D'Agnano, F. (2020, June). Urban lighthouses and a tactile city. Paper presented at AMPS Architecture, Media, Politics, Society, Online

Wayfinding strategies for visually impaired are fundamental for providing social inclusion, a better quality of life, a level of independency and urban accessibility for people with special needs. Recent digital technologies can provide significant b... Read More about Urban lighthouses and a tactile city.

Reproducing Images: Colour and Texture (2019)
Presentation / Conference
Parraman, C. (2019, October). Reproducing Images: Colour and Texture. Presented at APPAMAT - Material Appearance Workshop, Sorbonne University, Paris

This presentation will explore the relationship between the appearance of colour and materials and how these are captured as paintings and photographs. It will also explore parallels between paintings made by old masters of Still Life and Trompe l’Oe... Read More about Reproducing Images: Colour and Texture.

Fun with Interfaces (SVG Interfaces for Musical Expression) (2019)
Presentation / Conference
Gaster, B., Nathan, R., & Carinna, P. (2019, August). Fun with Interfaces (SVG Interfaces for Musical Expression). Paper presented at 7th ACM SIGPLAN International Workshop on Functional Art, Music, Modeling, and Design, Berlin

In this paper we address the design and implementation of custom controller interfaces, bridging the issue of user mapping between action and sound in interactive music systems. A simple framework utilizing functional specifications for musical inter... Read More about Fun with Interfaces (SVG Interfaces for Musical Expression).

2.5D Printing: Bridging the gap between 2D and 3D applications (2019)
Presentation / Conference
Parraman, C., & Ortiz Segovia, M. V. (2019, July). 2.5D Printing: Bridging the gap between 2D and 3D applications. Presented at Imaging Conference JAPAN 2019, Chiba University, Chiba, Japan

In our fast evolving manufacturing world, as more things are designed and created digitally, how do we bridge the gap between images we see on screen and how these are physically reproduced? How convincing are these? As more images are digitally repr... Read More about 2.5D Printing: Bridging the gap between 2D and 3D applications.

RTI for RGB: Photographing mica based inks on black paper using reflectance transform imaging (2019)
Presentation / Conference
Parraman, C., & Klein, S. (2019, April). RTI for RGB: Photographing mica based inks on black paper using reflectance transform imaging. Paper presented at Transactions: Imaging/Art/Science: Image Quality, Content & Aesthetics, London, England

Over the last century printers rely on the combination of halftones and subtractive CMYK ink primaries to translate an image on screen into a colour print on paper. This is certainly commercially expedient for many industrial applications. However, t... Read More about RTI for RGB: Photographing mica based inks on black paper using reflectance transform imaging.

How to weave a rainbow? Artists’ approaches to the phenomenology of colour and printing with red green and blue (2018)
Presentation / Conference
Parraman, C. (2018, September). How to weave a rainbow? Artists’ approaches to the phenomenology of colour and printing with red green and blue. Paper presented at IMPACT 10 - ENCUENTRO, Santander, Spain

Artists have been expert at transcribing the world around us through many different materials - from pigments to photons. This presentation presents an evolution of scientific measuring and mapping colour, alongside artists’ responses to spectral col... Read More about How to weave a rainbow? Artists’ approaches to the phenomenology of colour and printing with red green and blue.

The tactile mapping project – partnership with CFPR – the potential of partnership (2018)
Presentation / Conference
Parraman, C. (2018, May). The tactile mapping project – partnership with CFPR – the potential of partnership. Presented at You Are Here, The Architecture Centre, Bristol, England

Bristol Legible City is a unique concept to improve people’s understanding and experience of the city through identity, information, transport and public art projects. The first of its kind in the world, legible city projects now extend to over 30 ci... Read More about The tactile mapping project – partnership with CFPR – the potential of partnership.

The art of printing in the digital age (2018)
Presentation / Conference
Parraman, C. (2018, May). The art of printing in the digital age. Presented at Hong Kong Open Printshop Lecture, Hong Kong Open Printshop, Hong Kong

Technology has had an enormous influence on Artists, and yet time and again, Artists have demonstrated how they use and subvert print technology for their own creative requirements. The impact of new materials, digital printing, disruptive technologi... Read More about The art of printing in the digital age.

Print research, editions and print archives (2018)
Presentation / Conference
Parraman, C. (2018, May). Print research, editions and print archives. Presented at Guanlan Forum, Guanlan Printmaking Art Museum, China

The presentation introduces the variety of research that is undertaken at the CFPR, the themes, examples of innovation, Impact multidisciplinary conference, and our archive, collaborations and contemporary editions. The Centre for Fine Print Rese... Read More about Print research, editions and print archives.

Reproduction of 16th century multi-colour Chiaroscuro Woodblock Prints using digital technologies (2017)
Presentation / Conference
Parraman, C., Olen, M., Ortiz-Segovia, M., Baar, T., & McCallion, P. (2017, September). Reproduction of 16th century multi-colour Chiaroscuro Woodblock Prints using digital technologies. Poster presented at Blocks Plates Stones Conference, Courtauld Institute London

Inspired by 16th century multi colour Chiaroscuro Woodblock Prints, we have sought to develop methods to recreate blocks from existing onscreen images or from printed facsimiles, by measuring colours and colour separation methods to create individual... Read More about Reproduction of 16th century multi-colour Chiaroscuro Woodblock Prints using digital technologies.

From CMYK to RGB (2017)
Presentation / Conference
Parraman, C. (2017, June). From CMYK to RGB. Presented at First Impressions, Cork

For over a century, commercial printers and artists have sought to colour separate pictures using half toning methods and process colours of cyan magenta yellow and black to reproduce full colour prints. New developments in inks and pigments have tur... Read More about From CMYK to RGB.

2017 colour by numbers, thinking through making lecture series, Arnolfini, Bristol (2017)
Presentation / Conference
Parraman, C. (2017, March). 2017 colour by numbers, thinking through making lecture series, Arnolfini, Bristol. Presented at Thinking Through Making Lecture Series, Bristol, England

During the latter half of the 20th century, in the age of mechanical reproduction, a common preoccupation with the term ‘original print’ was the printmaker’s ability to create exactly repeatable images. In the 21st century, and due to the impact of d... Read More about 2017 colour by numbers, thinking through making lecture series, Arnolfini, Bristol.

Visualising surface texture through the combination of 2D and 3D data (2016)
Presentation / Conference
Aure Calvet, X., Enrique, E., Joseph, P., & Carinna, P. (2016, June). Visualising surface texture through the combination of 2D and 3D data. Poster presented at SEAHA Conference 2016, University of Oxford, School of Geography and the Environment

Presentation of a new workflow developed to facilitate the efficient visualisation and rendering of surface texture of paintings. The workflow combines digital colour images, Reflectance Transformation Imaging and 3D data produced with a laser scanne... Read More about Visualising surface texture through the combination of 2D and 3D data.

Painting by numbers: Transforming fields and edges vectors (2015)
Presentation / Conference
Parraman, C., O'Dowd, P., & Harding, M. (2015, May). Painting by numbers: Transforming fields and edges vectors. Paper presented at AIC2015 Tokyo, Ochanomizu Solar City Conference Centre, Tokyo, Japan

This paper considers alternative approaches to image making and printing that moves from the on-screen representation of images and painting applications, to the physical generation and methods for surface deposition or 2.5D printing. The research in... Read More about Painting by numbers: Transforming fields and edges vectors.