A conclusão do levantamento de arte rupestre

TRACCE no. 11 – by Rodrigo Aguiar
A conclusão do levantamento de arte rupestre (parte **) na Ilha de Santa Catarina e ilhas adjacentes – Brasil.
Os petroglifos sofrem constantes agressões, que vão desde caminhar pôr sobre as inscrições, riscar o petroglifo com um pedaço de pedra, pichações com tinta óleo… .
The conclusion of the rock art survey (part **)

TRACCE no. 11 – by Rodrigo Aguiar
The conclusion of the rock art survey (part **) in Santa Catarina Island and adjacent islands – Brazil.
The petroglyphs suffer constant aggressions, from walking over the engravings, mark the petroglyphs with a piece of rock, painting made with oil paint… .
Conservation Project of Rock Art

TRACCE no. 11 – by Márcia Dantas Braga
Conservation Project of Rock Art at the outbacks of the state of Bahia, Brazil.
My first contact with rock art happened during a mural painting conservation course that I was doing in Rome, at ICCROM. Lectures about Lascaux had fascinated me. A few months later, back in my own country, I volunteered to work as a conservator within the archaeological team of Dr Maria Beltrão.
Printing Digital Images

TRACCE no. 11 – by R. Paul Firnhaber
I had a photographic exhibit at the IRAC 98 Conference in Vila Real, Portugal where I displayed images from ten countries on five continents. While in last minute preparations for this exhibit, I decided to also include a number of prints that were made from digitized slides enhanced in Adobe PhotoShop and printed on my desktop printer.
Recording British Rock Art

TRACCE no. 11 – by Elizabeth Donnan
Despite the recent upsurge of interest in rock art studies relatively little research has been conducted into the reasons behind the techniques used to record discoveries in the field. At present the techniques in use have been defined and influenced by current issues of interest which focus on interpretation and meaning with little regard to recording methodology…
Digital auto-tracing (inline PPT to PDF)

TRACCE no. 11 – Andrea Arcà
Digital auto-tracing in Rock Art Recording. Applications of computer vectorial design (inline PPT to PDF).
In the same way that we need to have a good reproduction of the scenes depicted or embossed in vases, we have the necessity of recognising perfectly all the figures engraved on a rock surface…
Digital auto-tracing

TRACCE no. 11 – Andrea Arcà
Digital auto-tracing in Rock Art Recording. Applications of computer vectorial design.
In the same way that we need to have a good reproduction of the scenes depicted or embossed in vases, we have the necessity of recognising perfectly all the figures engraved on a rock surface…
Digital Image Processing

TRACCE no. 11 – by Phil Clogg, Margarita Díaz-Andreu
Digital Image Processing and the Recording of Rock Art.
Traditional techniques of recording entail a high degree of subjectivity due to the important number of decisions that the specialist has to take. Different recordings on the same motif usually show contradictory interpretations of certain features…






