Deep Deep Invisible Web LSBA 2015 Gayle O’Connor

Deep Web

Deep Deep Invisible Web LSBA 2015 Gayle O’Connor

Ever wondered what the deep web really is? Basically, according to Wikipedia, the Deep, Invisible Web is the portion of World Wide Web content that is not indexed by standard search engines. This slide show and presentation to the Louisiana State Bar Solo and Small firm Conference in March will you you a good overview of what it is, why you need to know about it and how to access it.


In Legal Search Exact Recall Can Never Be Known – Part One

e-Discovery Team ®

Voltaire “Uncertainty is an uncomfortable position. But certainty is an absurd one.” VOLTAIRE

In legal search you can never know exactly what recall level you have attained. You can only know a probable range of recall. For instance, you can never know that you have attained 80% recall, but you can know that you have attained between 70% and 90% recall. Even the range is a probable range, not certain. Exact knowledge of recall is impossible because there are too many documents in legal search to ever know for certain how many of them are relevant, and how many are irrelevant. I will explain all of these things in this two-part blog, plus show you two ways to calculate probable recall range.

Difficulty of Recall in Legal Search 

60% Red Fish Recall 60% Red Fish Recall

In legal search recall is the percentage of target documents found, typically relevant documents. Thus, for instance, if you know that…

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Goodbye old friend: farewell to Browning Marean

eDisclosure Information Project

BrowningDublinBrowning Marean of DLA Piper US died a couple of days ago. He had spent much of the year undergoing treatment for oesophageal cancer. When we spoke on Skype recently (oh so recently) he was excited at events coming up in Dublin and Prague which would be the first time I had seen him for months. At ILTA in Nashville last week, his many friends heard of his sudden readmission to hospital and stopped each other in the corridors to ask for the latest news. No-one else in eDiscovery – no-one else I know anywhere – could get the level first of concern and now of grief as he has had.

Craig Ball wrote a warm appreciation of Browning which you will find here. I have put up on Flickr some of the many photographs I took of him in the places we visited together – the US of…

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