Archive for the ‘interactive’ Category

Ali Demirel at Wits Digital Arts

February 19th, 2013 by christo

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Ali Demeril has been the visual partner to legendary Techno DJ/Producer Richie Hawtin for the last eight years.  Together they have taken Techno performance to new heights of  creative expression with live shows that have redefined the possibilities of visual and music minimalism.  Demeril and Hawtin have just finished their first ever tour of South Africa, appearing as the featured act on the Cape Town Electronic Music Festival, and playing in Soweto and Midrand in Gauteng.

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Demeril spoke at the first Wits Digital Soiree of 2013, presenting his methods of work, software tools, and his ideology of live visuals. Wits Digital Arts Masters student and UJ multi-media lecturer, Farrell West, was at the seminar.  These are her impressions:

Coming from a background of engineering, physics and architecture, Demirel shared his process and technique on how he generates visual elements primarily focusing on minimal imagery and structural compositions. Demirel grapples with the ideology of performing live visuals and discussed his custom developed software 2V-P.  This software is based on his modernist, minimalist and futurist approach to live visuals, which he designed with artist and programmer Pascal LeSport.

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Demirel took us through a brief history and explained the evolutionary processes of his work.  In 2001 Demirel presented his first music video with the Plastikman track “Psyk”.  This video represented the aesthetics of minimalism and synchronization and was the start of a long term audio-visual partnership between Hawtin and Demirel. In 2004 Demirel produced a live visual set entitled “DE9 Transitions”, this innovative set was the product of abstract video content.  Demirel experimented by using a black piece of paper covered with iron filings, he then used a magnet to disrupt the filings and filmed the whole process.  Demirel used this type of abstract video footage during a live show.  This first attempt left him feeling restricted, mainly because of the technological limitations as well as the fact that he could not react to the music in real time during the live show, he merely pressed “play” and no live mixing software was utilized.

The next step was to generate a live visual set titled Meta-Control (2007) with the help of Burak Arikan from MIT Media Lab using “Processing”, an open source programme which allows the creation of graphics, animations and interactions using a coding language.   The images could be manipulated in a real time environment, Demirel now had the ability to control and synchronize graphics during the show.  Due to his limited coding ability and the restricted mixing abilities of the program he turned to utilizing Apple’s node based visual programming tool “Quartz Composer”.  In 2008 he produced the Minus “Contakt” shows and gave us a demonstration of how the programme has the ability to entertain the masses with something as simple as a white dot.  Demirel could now execute a perfectly synchronized audio-visual live show: Plastikman live.

Finally in 2012, by incorporating a series of networked programs namely TouchDesigner, Abelton Live, Max MSP for live and using Lemur tactile app on his iPad, Demirel was able to perform at an advanced level by creating complex visual compositions with multiple variables.  He has the capability to interact with the music by specifically controlling the light and visual design of the performance from sliders on his iPad.

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What is exciting is that this process is far from being complete; 2P-V is still under development.  The revolutionary ideas and concepts that surround the ideals of a successful live visual performance continue to be explored.  The artist can create abstract forms that allow for a collaborative dialogue to take place between music and visuals as well as connecting people through a unique digital art form.

(Ali Demirel and Richie Hawtin were brought out to South Africa by Don’t Look Down Convergence Agency in association with Bridges for Music.)

 

Hamba Phambili – photographs of the exhibition

August 20th, 2012 by christo

Photographs from "Hamba Phambili" -  the mid-year exhibition of interactive installations and devices by Wits Digital Arts postgraduate Interactive Media class.  Held at the Alexander Theatre, Braamfontein, Johannesburg, 25 – 26 June 2012.

 

" Dance to Tell a Story " by Sennah Gilbert.

 

 

External examiner, Wayne Reddiar, and Interactive Media lecturer, Tegan Bristow, playing with "Interactive Foozeball Table" by Muzi Nhlapo.

 

Muzi Nhlapo  with his "Interactive Foozeball Table".

 

" Aural Space "   by Andrew Smith.

 

 

"Step in and Play" by Farrell West.

 

'Wipe Your Soundscape"  by Felix Urban.

 

 Jennifer Cohen with her interactive piece, "Untitled".

 

 

"Fill up on light" by Tshepo Lehutjo.

 

 

"Dark Room" by Nathan Gates.

 

"Model Hat Digiphony" by Constantina Caldis.

 

 

 

Robotic Orchestra

November 18th, 2011 by christo

The Robotic Orchestra,  a creative collaboration between Interactive Media students from Wits Digital Arts, Music students from Wits Music, and a student from the Wits School of Electrical Engineering, had its first public performance in the Wits Amphitheatre on the evening of 17 November.

Robotic Orchestra

In front of a capacity audience,  the Orchestra performed a recital of three pieces composed by Wits Music students.

Each of the instruments was "played" by a solenoid and  the output collected by a microphone. One of the challenges of the work was the limited functionality of the solenoids which were not able to play different dynamics.

Interactive Media student, Jans de Jager explains the backend of the system

Interactive Media Masters students, Jans de Jager and Pauline Theart, explain the system to the external examiners.

A screen showing the MAX MSP layout which operted the mechanical system

The screen of the iMac, running MAX MSP, which was at the heart of the system. The Interactive Media students translated the Music students' compositions through MAX MSP.  The data was fed into Arduino boards which, in turn, powered the solenoids operating the mechanical side of the system.

Interactive Media Masters student, Pauline Theart, operating the computer system.

Robotic Orchestra -  Placebo Robot

The vibraphone, with five notes operated by solenoids.  The limited musical range and tonal pallette of the orchestra was a compositional challenge for the Music students in the project.

The creative team behind the Robotic Orchestra

The creative student team behind the successful premier of the Wits Robotic Orchestra.

null Pointer Exception Visit

November 14th, 2011 by Tegan

 

Maia Grotepass is the first research MA by Dissertation student at the Digital Arts Division of the Wits School of Arts. Most of our MA candidates take the coursework program. Grotepass came into the research from an Engineering Degree from Stellenbosch University and a Bachelor of Arts from UNISA in 2010. Grotepass's research paper address the difference between engineers as coders and artists as coders. The difference in conception, implementation, testing and delivery shows interesting differences in convention and rule making and breaking. Grotepass's research centers on how the two approaches can inform and assist each other towards better development practice and ultimately better art making.

The exhibition nullPointerException is made up of four interactive pieces developed in Open Frameworks. Grotepass has used a Microsoft XBox Kinect sensor for each of the four individual pieces. The pieces explore the relationship between code, developer and audience, expanding on what is seen externally and what is developed artistically internally in the code. Each piece speaks to process and engagement, the titles indicating the area of exploration:  comment_compile, interface_instead, commit_often and init_before. Full descriptions and photo's can be found on her nullPointerException site.

The exhibition opening in Stellenbosch was a massive success and the pieces run effortlessly with live interaction. I highly recommend a visit if you are in the Western Cape.

 

 

 

 

 

 

Wits MA Students’ Network Projects 2011

September 27th, 2011 by alex

The Wits Digital Arts Interactive Media Masters class, lecturered by Anton Coetze, Tegan Bristow & Christo Doherty, were given the task to develop and install a working networked object or sensor based networked system.

This was to be done in consultation with a "client" of a local shop or publically used environment – where the project would be installed and run.

Each project found new ideas to explore and interesting solutions to certain problems, and interacting with a "client", allowed for growth in the understanding of how to handle work situations and relationships. Providing a new way to approach proposals, a more intense explanation of the proposal or project, and working within the boundries (budget, needs, desires, aesthetics) of an outside source.

The students presented the prototypes of their projects on 22 Sept in the Electronics Lab at Wits Digital Arts.

Christopher Stead

Photograph by: Christo Doherty

"The Blind PiG Membership Program"

The project was created with the intention of increasing the customer traffic at the Wits Postgraduate Club by expanding on their current Membership program.  The program was designed to work with an RFID scanner and make use of the RFID already incorporated within member's student cards.  For prototype purposes I have used RFID tags which work on the same system.  Students are required to present their membership sticker when placing an order.  The new system simply requires the PiG workers to scan the card before the order.  A tweet is then sent with a message to the PiG's wall stating something like:  "Christopher Stead is at the PiG."  The message will be the same for each member aside from the name changing.  Now anyone who follows the PiG's twitter page will get this message, hopefully encouraging others to join the member if they are his/her friends and order something for themselves.

 

Jessica Foli

 

 

"Flex Sensors for  Performance Artist"

My aim was to create an interactive performance costume using flex sensors. Since flex sensors are often used to control audio output in performances I wanted to vary this a bit.
So for my project flex sensors were used to produce an output which was graphed visually using Processing Programming language. For information to be transmitted and received wirelessly; Xbee radio modules allow for freedom of movement.

Jans de Jager

This project uses a simple television monitor to display textual information retrieved from a hosted location. In this instance, the monitor would scrape a certain webpage to recieve & display information about the current weather. This could be expanded to sport, news, bus routes or times etc. adding a user interface via a Joystick. An Arduino UNO development board and Ethernet shield is used. This is a cost effective easy way to provide information to those without the finance or the technology to access the information themselves.

Pauline Theart

Photograph by: Christo Doherty

"The James Kitching Gallery: Wireless Network project: Now and Then."

The installation is linked to the physical activation of the James Kitching Gallery and serves simultaneously as a marketing activation tool.When visitors turn the switch on the display case called 'Now and Then' in the gallery, they affect an images on a free standing HTML web page. With every interaction a piece of a photograph appears in squire format, resulting in a full image of a dinosaur on the html page

 

Carly Whitaker, Lisa Van Vliet & Alexandra Jones

"Guillotine and Social Media"

For this project we created a three phased interactive system which will facilitate marketing and brand development for the clothing brand Guillotine, designed by Lisa Jaffe. 

As a group our concept lay at the basis that social networking can be used as an effective marketing technique. I am interested in the possibility that Social Networks can create relationships between Brands and consumers, and draw people to have an emotional connection with the Brand.

Phase One: (Mainly Lisa Van Vliet)

Wanting to take a "green" approach to this project, Lisa noticed that most shops keep all their lights on, all of the time. So, in order to be more conscious to make a "green" effort, an Infrared sensor, that senses human presence, would trigger the shop lights to come on, in a delayed sequence, to display shop garments. Lights also display a QR code, which when scanned leads the participant to the Guillotine Facebook Page.

 

Phase Two: (Mainly Carly Whitaker)

This phase of the system uses a QR Code to link the user or passerby to the Facebook Fan Page for Guillotine. Once on the page, the customer is enticed to press 'like', once liking a physical action corresponds to this digital action. There is a concept garment in the store window which with specifically designed mechanism, enables the top to move transforming and revealing a new garment underneath.

Phase Three: (Mainly Alexandra Jones)

A question box is to be present in the change room of Guillotine's new shop. This question box has a seasonal question, that may be answered by the individual participant by pressing the button that the participant feels is their personal answer.The respective answer posts on Twitter, with how many people have answered in the same manner. This will be linked to the Guillotine Facebook Page & upcoming Guillotine Website. Connecting and engaging existing customers.