Colour is the Keyboard

Author(s):  
Margaret Schedel

This chapter discusses the phenomenon of ‘synaesthesia’, the phenomenon in which a visual perception gives rise to a musical sense-impression, or vice-versa. The chapter covers over one hundred years of artists, composers, and inventors developing sculptures, instruments, and systems to transcode visual data into sonic material. This time frame encompasses mechanical, analogue, digital, and hybrid systems. Most of the algorithmic procedures in these case studies are not reversible; in other words, the visuals cannot be generated from the sound. In many cases the visual aspect is not even meant to be seen as part of the experience, while in others the visual aspect is an equal partner in a synaethestic experience.

Author(s):  
Nur Azrina Mohd Azman ◽  
Md Pauzi Abdullah ◽  
Mohammad Yusri hasan ◽  
Dalila Mat Said ◽  
Faridah Hussin

<p>New Time of Use (ToU) tariff scheme known as Enhanced ToU (EToU) has been introduced on 1st January 2016 for industrial customers in Malaysia. EToU scheme is the advanced version of current ToU where the daily time frame is divided into six period blocks, as compared to only two in the existing ToU. Mid-peak tariff is introduced on top of peak-hour and off-peak tariff. The new scheme is designed to reduce Malaysia’s peak hour electricity demand. On customer side, they could be benefited from the low off-peak tariff by simply shifting their consumption. However, it depends on their consumption profile and their flexibility in shifting their consumption. Since EToU scheme is voluntary, each customer needs to perform cost-benefit analysis before deciding to switch into the scheme. This paper analyzes this problem by considering EToU tariff scheme for industry and customer’s electricity consumption profile. Case studies using different practical data from different industries are presented and discussed in this paper.</p>


2010 ◽  
Vol 20 (5) ◽  
pp. 877-884 ◽  
Author(s):  
David S. Conner ◽  
Kurt B. Waldman ◽  
Adam D. Montri ◽  
Michael W. Hamm ◽  
John A. Biernbaum

Relatively low-cost season extension structures have the potential to contribute to farm economic viability in temperate climates by providing a means to continue sales beyond the limits of outdoor-only field production. These structures, commonly called hoophouses, high tunnels, passive solar greenhouses, or unheated greenhouses, allow for the extension of heat-tolerant (warm season) crops on both ends of the production time frame and at winter harvesting of cold-tolerant (cool season) crops. In this study, results are presented from a multiyear investigation into the economic impacts of year-round production and harvesting, with a focus on profitability of the structure and crop production as a whole. The results of case studies from nine Michigan farms reveal a very broad range of outcomes across farms in construction time, labor allocation and returns, and gross and net revenue. The economic implications of farmer use, including projected investment payback time, are discussed.


Author(s):  
Susanne Junker

Visuals – images – are a globally understandable exchange and copyable transmission of information. “O God, I could be bounded in a nutshell and count myself a king of infinite space,” Hamlet noticed. We also use our Coronavirus home office for experimental journeys in the Renaissance and Baroque periods. As in the 15th / 16th / 17th Century, worlds far away from us were discovered, and we embark on digital adventures that are temporary, simultaneous, synchronous, asynchronous, independent of location. We decided to work with digital photography as a visual method for mainly two reasons. First, taking photos can be done relatively easy during a shut down in the home office. We can train creativity and visual perception without being in a university's studio. Second, photographs can be analyzed and compared with paintings and therefore criticized by their motifs, aesthetic representation, and within their time frame. Our visual souvenirs are photographs and videos in the mirror of illusion, immersion, and imagination


Perception ◽  
10.1068/p5133 ◽  
2003 ◽  
Vol 32 (11) ◽  
pp. 1307-1310 ◽  
Author(s):  
Pooya Pakarian ◽  
Mohammad Taghi Yasamy

Wheels turning in the movies sometimes appear to rotate backwards. This is called the wagon-wheel illusion (WWI). The mechanism of this illusion is based on the intermittent nature of light in films and other stroboscopic presentations, which renders them as a series of snapshots rather than a continuous visual data stream. However, there have been claims that this illusion is seen even in continuous light, which would suggest that the visual system itself may sample a continuous visual data stream. We examined the rate of this putative sampling and its variations across individuals while in different psychological states. We obtained two results: (i) WWI occurred in stroboscopic lights as expected, (ii) WWI was never reported by our subjects under continuous lights, such as sunlight and lamps with DC power source. Thus, WWI cannot be taken as evidence for discreteness of conscious visual perception.


Author(s):  
Taylor T. Johnson ◽  
Jeremy Green ◽  
Sayan Mitra ◽  
Rachel Dudley ◽  
Richard Scott Erwin

2013 ◽  
Vol 4 (2) ◽  
pp. 319-331 ◽  
Author(s):  
J. B. Hopkins

Abstract. In this paper we introduce the principles necessary to synthesize hybrid flexure systems and elements. Flexure systems consist of rigid bodies that are joined together by flexure elements that elastically deform to guide the system's rigid bodies with desired degrees of freedom (DOFs). The principles introduced here for synthesizing hybrid flexure systems and elements are extensions of the Freedom and Constraint Topologies (FACT) synthesis approach. FACT utilizes a comprehensive library of geometric shapes from which designers can rapidly consider and compare a multiplicity of flexure concepts that achieve any desired set of DOFs. Prior to this paper, designers primarily used these shapes to synthesize parallel and serial flexure systems and elements. With this paper, designers may now use these same shapes to synthesize more general flexures that consist of various combinations of parallel and serial systems and elements (i.e., hybrid configurations). As such, designers can access a larger body of flexure solutions that satisfy demanding design requirements. Instructions for helping designers utilize or avoid the advantages and challenges of over-, under-, and exact-constraint are also provided. Hybrid systems and elements are analysed and designed as case studies.


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