Dorchester — Mar 9th 2010

The meeting was introduced by John; 24 members were present. Two presentations were offered.

The first was by Ryan, entitled 'Confessions of a portrait photographer'. Ryan is from the Dorchester firm Ryetography. They use iphoto as a viewer, which serves for organisation, and the faces and places features are also useful, together with the editing and retouch tool. Photoshop has many more sophisticated tools available, but it is a fine line to define how far to go in editing portraits. Portrait Professional is less expensive (about £60) and automates many options - good for mass operation. Tend not to use for portraits of males, which tend to be left unretouched! This programme provides, for example , teeth whitening, hair tidying, and neck lengthening. Use Photoshop to add makeup, and touching up eyes, but this can be extremely laborious, whereas Portrait Professional adopts a more holistic approach to editing, which aroused much interest.

Diana followed up after the break with '100 things you didn't know about spreadsheets'. She is an Excel veteran with 20 years experience with that programme. She has less experience with Numbers, which she tried out that same day, and formed the impression that it can do the same as Excel but "is more suited to salesmen" in that it thinks it knows what you want to do, and imposes that, whereas Excel simply allows you to do it. The presentation arose from a challenge to transpose the axes of a two dimensional graph. Excel appeared to be able to transpose either the data or the graph Numbers won't transpose the data but will transpose the graph itself. Closer inspection revealed that neither programme was able to transpose the axes, but simply two of the three variables. (Transposing the axes would require the independent variable to be plotted along the vertical axis.) Thus the challenge remains unsolved! Diana's demonstration continued to show how the toolbars and menus of the programme could be customised, how tables are designed and inserted into Word documents, as excel objects, which allow data to be manipulated, using the paste special command.

SR

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