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Thursday, June 30th, 2005, 3:09 am

Internet Plagiarism

Sky scrapers
Scrapers: which is the original and which is the fake?

There has recently been a rise in the number of scrapers across the Internet. Such sites ‘scrape’ content off other existing, content-rich sites and put it along with ads on the Internet. They can make a ‘quick buck’ by attracting errant users who use search engines. In the process, genuine sites lose visitors and potentially get penalised for duplicate content.

Apart from illegal scrapers and spam, there are marginal cases of plagiarism. Imported content must always be:

  • Contained within quotes
  • Quoted in part so that it contains enough text to serve as a ‘teaser’ for the original information source
  • Include at least one prominent link to the source

Wednesday, June 29th, 2005, 4:27 pm

My new Project: MARS

MARS logo
“That MR brain image in the background is mine… but don’t tell anybody…”

I am taking on a new project these days. Its name comprises the words Models of Appearance, Registration and Segementation. It may prevent me from posting items in the Web log and in the newsgroups. If you wish to have a look at research work that I currently do towards my Ph.D., have a look at the new site, which I have arranged using the almighty PHP-Nuke.

Wednesday, June 29th, 2005, 4:15 pm

Pacing Up Podcasts

SndStretchThere is a true advantage to having audio stored locally, as in the case of off-line podcasting. There is full control, in general, over the audio data in question. This means that podcasts can be sped up to fit the preferences of the listener. There is an XMMS plug-in called SndStretch (shown to the left) which I absolutely adore. It can speed up audio to be up to twice as fast, without change in pitch. No more squeaky voice due to change in pace. An half-hour show can be listened to it in only 15 minutes. This also works for music, which makes it more entertaining and variable.

Wednesday, June 29th, 2005, 4:05 am

Corrupting Formats

TV X-FilesVideo formats are among the most complicated formats to handle. Decoding and encoding of a frame sequence is an intricate process that different manufacturers take a different approach to solving. One solution is to settle down for no compression, the other being imposition of standards. There is one body, namely Microsoft among a few more, that embeds elements which are never agreed upon in the IT community. This corruption of inter-operable formats includes documents, spreadsheets, mail and even Web pages. Norway has had enough of that.

I would argue that there is no reason to get bitter. No open format, no view. I was never a huge TV/video anyway. When Microsoft change the encoding of text or textual formats, that descends to an entire new level though.

Tuesday, June 28th, 2005, 2:29 pm

Google Earth

Google Earth
Click to enlarge the image

Google Earth is a project which strongly impresses me. I got hold of a Windows machine where Google Earth had been installed and grabbed a few screenshots of streets around Manchester, UK.

Given the satellite data, this technology is not overly innovative. All that is required are mappings of existing satellite images onto a sphere, then relying on OpenGL acceleration. The real issues to be faced are bandwidth and Google’s progress on 3-D geographical data acquisition.

What screenshots cannot show is the excellent real-time interaction with the scene. Roads, street names and other details can be toggled on/off. There is also some highly continuous motion when hovering from one place to another. To get a better impression, you may wish to view this gallery with more sample images.

Tuesday, June 28th, 2005, 9:27 am

Registering a Domain

When I first registered schestowitz.com, I registered it for 10 years — until 2014 — that is. At the time, I could not imagine that search engines would favour sites that are committed to a long-term future. But guess what? It turns out they do.

Paying your host for domain renewal annually is a poorer choice; furthermore, it is undesirable if your site has real potential. As unfair as it may seem, Google definitely favour sites which are registered for many years and will position these higher in the SERP‘s. This helps in identifying sites that are serious about their vocation and might rule out spam sites or scrapers (site that steal content for fast, artificial growth).

There are important factors when selecting a domain name, which is a very influential choice. A domain name needs to be:

  • Short
  • Memorable (to distinguish from “short”. For example, m3d4n8sm.com versus feedsync.com)
  • Decent and trustworthy

If you struggle to think of a good name that is also available, have a quick look at the enormous list of deleted (i.e. registered, then neglected) domains in the ICANN-inclined whois.net.

Changing of a domain is far more problematic than people imagine. Change of bookmarks, loss of SE ranks, update of links (where still possible) and loss of identity are all involved in such transition. A domain change can be a bitter, cruel and highly effort-consuming process, which makes the initial choice of a name very crucial.

schestowitz.com
schestowitz.com: rising from ~20 to ~1,000 daily visits in less than one year

Tuesday, June 28th, 2005, 4:08 am

Syndicating Static Pages

Computer shell
Getting just the valuable data from pages

Feeds have definitely revolutionised the way we use the Internet. We can efficiently seek and exploit content without having to undertake laborious navigations in sites. The content is delivered to the user so there is no need to actively obtain it or ever spend time re-reading segments of text.

I have just finished brushing up the script I developed for syndicating static pages that do not offer feeds. Windows users can use it under Cygwin; Mac and Linux user can use it at much great ease. All details and code are contained in the more comprehensive page.

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Original styles created by Ian Main (all acknowledgements) • PHP scripts and styles later modified by Roy Schestowitz • Help yourself to a GPL'd copy
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