Figure-Ground and Occlusion Depiction in Early Australian Aboriginal Bark Paintings

Leonardo ◽  
2017 ◽  
Vol 50 (3) ◽  
pp. 255-267
Author(s):  
Barbara J. Gillam

Aboriginal painting has been largely treated as conceptual rather than perceptual and its visual impact little examined. In this article the author shows the perceptual skill and innovation demonstrated by Aboriginal bark painters in depicting figure-ground and occlusion. This has heuristic value for studying occlusion perception and adds visual meaning to the conceptual meaning of the paintings.

Author(s):  
Gene A. Berry ◽  
Dirk C. Prather ◽  
Gerald L. Jones
Keyword(s):  

Author(s):  
R.W. Webby ◽  
W.J. Pengelly

Considerable effort is expended measuring pasture parameters that relate to animal perform mance. Traditionally farmers have used visual impact and experience as their method of pasture assessment to make management decisions. The simplest measurement collected by researchers, pasture height, is developed to the point where it can be used as a guide to predict pasture mass and animal performance. This paper presents relationships between height and mass for improved pastures in summer dry North Island hill country. A pasture 5cm tall will give hogget growth of 60 gjday in summer, 90 in autumn, 100 in winter and 200 in spring. Similarly 5cm will be 2250 kg DM/ha in summer, 1900 in autumn, 1520 in winter, 1640 in spring and 2200 in late spring. Keywords: Height, mass, predictor, grazing, quality, animal performance, feed levels, parameters, pasture.


2016 ◽  
Vol 15 (7) ◽  
pp. 1537-1550 ◽  
Author(s):  
Maria Jesus Montero-Parejo ◽  
Lorenzo Garcia-Moruno ◽  
Sergio Lopez-Casares ◽  
Julio Hernandez-Blanco

2018 ◽  
Author(s):  
Troy Walker ◽  
Claire Palermo ◽  
Karen Klassen

BACKGROUND Social media may have a significant role in influencing the present and future health implications among Australian Aboriginal and Torres Strait Islander people, yet there has been no review of the role of social media in improving health. OBJECTIVE This study aims to examine the extent of health initiatives using social media that aimed to improve the health of Australian Aboriginal communities. METHODS A scoping review was conducted by systematically searching databases CINAHL Plus; PubMed; Scopus; Web of Science, and Ovid MEDLINE in June 2017 using the terms and their synonyms “Aboriginal” and “Social media.” In addition, reference lists of included studies and the Indigenous HealthInfonet gray literature were searched. Key information about the social media intervention and its impacts on health were extracted and data synthesized using narrative summaries. RESULTS Five papers met inclusion criteria. All included studies were published in the past 5 years and involved urban, rural, and remote Aboriginal or Torres Strait Islander people aged 12-60 years. No studies reported objective impacts on health. Three papers found that social media provided greater space for sharing health messages in a 2-way exchange. The negative portrayal of Aboriginal people and negative health impacts of social media were described in 2 papers. CONCLUSIONS Social media may be a useful strategy to provide health messages and sharing of content among Aboriginal people, but objective impacts on health remain unknown. More research is necessary on social media as a way to connect, communicate, and improve Aboriginal health with particular emphasis on community control, self-empowerment, and decolonization.


Author(s):  
Jonathan Weinel

This chapter explores how music technologies and electronic studio processes relate to altered states of consciousness in popular music. First, an overview of audio technologies such as multi-tracking, echo, and reverb is given, in order to explore their illusory capabilities. In the rock ’n’ roll music of the 1950s, studio production techniques such as distortion provided a means through which to enhance the energetic and emotive properties of the music. Later, in surf rock, effects such as echo and reverb allowed the music to evoke conceptual visions of teenage surf culture. In the 1960s and 1970s, these approaches were developed in psychedelic rock music, and space rock/space jazz. Here, warped sounds and effects allowed the music to elicit impressions of psychedelic experiences, outer space voyages, and Afrofuturist mythologies. By exploring these areas, this chapter shows how sound design can communicate various forms of conceptual meaning, including the psychedelic experience.


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